flash_v2: packages/devs/eth/arm/ebsa285/current/src/if

annotate packages/devs/eth/arm/ebsa285/current/src/if_ebsa285.c @ 105:5a0cc6c243a9 ecos-sw-2000-06-30

Merge from eCos master repository on 2000-06-30-08:18:49-BST

author	jlarmour
date	Fri, 30 Jun 2000 16:27:35 +0000
parents	c37d3a9e1b28
children	02ea4320376c

rev	line source
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1 //==========================================================================
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	3 // if_ebsa285.c
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	4 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	5 // Ethernet drivers
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	6 // Intel EBSA285 and PRO/100+ platform specific support
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	7 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	8 //==========================================================================
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	9 //####COPYRIGHTBEGIN####
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	10 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	11 // -------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	12 // The contents of this file are subject to the Red Hat eCos Public License
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	13 // Version 1.1 (the "License"); you may not use this file except in
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	14 // compliance with the License. You may obtain a copy of the License at
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	15 // http://www.redhat.com/
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	16 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	17 // Software distributed under the License is distributed on an "AS IS"
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	18 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	19 // License for the specific language governing rights and limitations under
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	20 // the License.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	21 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	22 // The Original Code is eCos - Embedded Configurable Operating System,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	23 // released September 30, 1998.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	24 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	25 // The Initial Developer of the Original Code is Red Hat.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	26 // Portions created by Red Hat are
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	27 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	28 // All Rights Reserved.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	29 // -------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	30 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	31 //####COPYRIGHTEND####
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	32 //####BSDCOPYRIGHTBEGIN####
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	33 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	34 // -------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	35 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	36 // Portions of this software may have been derived from OpenBSD or other sources,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	37 // and are covered by the appropriate copyright disclaimers included herein.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	38 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	39 // -------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	40 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	41 //####BSDCOPYRIGHTEND####
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	42 //==========================================================================
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	43 //#####DESCRIPTIONBEGIN####
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	44 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	45 // Author(s): hmt, gthomas
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	46 // Contributors: Ron Spence, Pacific Softworks
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	47 // Date: 2000-02-01
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	48 // Purpose:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	49 // Description: hardware driver for 82559 Intel PRO/100+ ethernet and
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	50 // Intel StrongARM EBSA-285 development boards
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	51 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	52 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	53 //####DESCRIPTIONEND####
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	54 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	55 //==========================================================================
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	56
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	57 #include <pkgconf/system.h>
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	58 #include <pkgconf/devs_eth_arm_ebsa285.h>
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	59 #include <cyg/infra/cyg_type.h>
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	60 #include <cyg/infra/cyg_ass.h>
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	61 #include <cyg/hal/hal_arch.h>
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	62 #include <cyg/infra/diag.h>
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	63 #include <cyg/hal/drv_api.h>
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	64 #include <netdev.h>
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	65 #include <eth_drv.h>
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	66
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	67 #ifdef CYGPKG_IO_PCI
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	68 #include <cyg/io/pci.h>
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	69 #else
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	70 #error "Need PCI package here"
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	71 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	72
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	73 #include CYGBLD_DEVS_ETH_INFO_H // some state we must export
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	74
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	75 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	76
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	77 #ifdef CYGDBG_DEVS_ETH_ARM_EBSA285_CHATTER
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	78 #define notDEBUG_82559 // This one prints stuff as packets come and go
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	79 #define DEBUG // Startup printing mainly
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	80 #define DEBUG_EE // Some EEPROM specific retries &c
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	81 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	82
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	83
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	84
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	85 #define os_printf diag_printf
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	86 #define db_printf diag_printf
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	87
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	88 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	89 // I/O access macros as inlines for type safety
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	90
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	91 static inline void OUTB(cyg_uint8 value, cyg_uint32 io_address)
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	92 { ((volatile cyg_uint8 )io_address) = value; }
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	93
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	94 static inline void OUTW(cyg_uint16 value, cyg_uint32 io_address)
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	95 { ((volatile cyg_uint16 )io_address) = value; }
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	96
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	97 static inline void OUTL(cyg_uint32 value, cyg_uint32 io_address)
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	98 { ((volatile cyg_uint32 )io_address) = value; }
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	99
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	100 static inline cyg_uint8 INB(cyg_uint32 io_address)
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	101 { return ((volatile cyg_uint8 )io_address); }
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	102
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	103 static inline cyg_uint16 INW(cyg_uint32 io_address)
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	104 { return ((volatile cyg_uint16 )io_address); }
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	105
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	106 static inline cyg_uint32 INL(cyg_uint32 io_address)
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	107 { return ((volatile cyg_uint32 )io_address); }
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	108
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	109 #define VIRT_TO_BUS( _x_ ) virt_to_bus((cyg_uint32)(_x_))
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	110 static inline cyg_uint32 virt_to_bus(cyg_uint32 p_memory)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	111 { return (p_memory - CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_BASE); }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	112
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	113 #define BUS_TO_VIRT( _x_ ) bus_to_virt((cyg_uint32)(_x_))
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	114 static inline cyg_uint32 bus_to_virt(cyg_uint32 p_memory)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	115 { return (p_memory + CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_BASE); }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	116
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	117
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	118 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	119 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	120 // 82559 REGISTER OFFSETS (I/O SPACE)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	121 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	122 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	123 #define SCBStatus 0 // Rx/Command Unit command and status.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	124 #define SCBCmd 2 // Rx/Command Unit command and status.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	125 #define SCBPointer 4 // General purpose pointer.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	126 #define SCBPort 8 // Misc. commands and operands.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	127 #define SCBflash 12 // Flash memory control.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	128 #define SCBeeprom 14 // EEPROM memory control.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	129 #define SCBCtrlMDI 16 // MDI interface control.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	130 #define SCBEarlyRx 20 // Early receive byte count.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	131 #define SCBGenControl 28 // 82559 General Control Register
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	132 #define SCBGenStatus 29 // 82559 General Status register
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	133
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	134
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	135 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	136 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	137 // 82559 SCB STATUS WORD DEFNITIONS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	138 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	139 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	140 #define SCB_STATUS_CX 0x8000 // CU finished command (transmit)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	141 #define SCB_STATUS_FR 0x4000 // frame received
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	142 #define SCB_STATUS_CNA 0x2000 // CU left active state
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	143 #define SCB_STATUS_RNR 0x1000 // receiver left ready state
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	144 #define SCB_STATUS_MDI 0x0800 // MDI read/write cycle done
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	145 #define SCB_STATUS_SWI 0x0400 // software generated interrupt
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	146 #define SCB_STATUS_FCP 0x0100 // flow control pause interrupt
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	147
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	148 #define SCB_INTACK_MASK 0xFD00 // all the above
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	149
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	150 #define SCB_INTACK_TX (SCB_STATUS_CX \| SCB_STATUS_CNA)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	151 #define SCB_INTACK_RX (SCB_STATUS_FR \| SCB_STATUS_RNR)
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	152
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	153 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	154 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	155 // 82559 PORT INTERFACE COMMANDS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	156 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	157 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	158 #define I82559_RESET 0x00000000 // software reset
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	159 #define I82559_SELFTEST 0x00000001 // 82559 selftest command
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	160 #define I82559_SELECTIVE_RESET 0x00000002
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	161 #define I82559_DUMP 0x00000003
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	162 #define I82559_DUMP_WAKEUP 0x00000007
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	163
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	164
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	165
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	166 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	167 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	168 // 82559 EEPROM INTERFACE
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	169 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	170 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	171 // EEPROM_Ctrl bits.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	172 #define EE_SHIFT_CLK 0x01 // EEPROM shift clock.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	173 #define EE_CS 0x02 // EEPROM chip select.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	174 #define EE_DATA_WRITE 0x04 // EEPROM chip data in.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	175 #define EE_DATA_READ 0x08 // EEPROM chip data out.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	176 #define EE_ENB (0x4800 \| EE_CS)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	177
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	178 // Delay between EEPROM clock transitions.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	179 #define eeprom_delay(usec) udelay(usec);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	180
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	181 // The EEPROM commands include the always-set leading bit.
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	182 #define EE_WRITE_CMD(a) (5 << (a))
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	183 #define EE_READ_CMD(a) (6 << (a))
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	184 #define EE_ERASE_CMD(a) (7 << (a))
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	185 #define EE_WRITE_EN_CMD(a) (19 << ((a)-2))
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	186 #define EE_WRITE_DIS_CMD(a) (16 << ((a)-2))
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	187 #define EE_ERASE_ALL_CMD(a) (18 << ((a)-2))
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	188
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	189 #define EE_TOP_CMD_BIT(a) ((a)+2) // Counts down to zero
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	190 #define EE_TOP_DATA_BIT (15) // Counts down to zero
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	191
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	192 #define EEPROM_ENABLE_DELAY (10) // Delay at chip select
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	193
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	194 #define EEPROM_SK_DELAY (2) // Delay between clock edges and data
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	195 // read or transition; 3 of these per bit.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	196 #define EEPROM_DONE_DELAY (100) // Delay when all done
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	197
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	198
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	199 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	200 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	201 // SYSTEM CONTROL BLOCK COMMANDS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	202 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	203 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	204 // CU COMMANDS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	205 #define CU_NOP 0x0000
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	206 #define CU_START 0x0010
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	207 #define CU_RESUME 0x0020
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	208 #define CU_STATSADDR 0x0040 // Load Dump Statistics ctrs addr
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	209 #define CU_SHOWSTATS 0x0050 // Dump statistics counters.
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	210 #define CU_ADDR_LOAD 0x0060 // Base address to add to CU commands
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	211 #define CU_DUMPSTATS 0x0070 // Dump then reset stats counters.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	212
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	213 // RUC COMMANDS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	214 #define RUC_NOP 0x0000
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	215 #define RUC_START 0x0001
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	216 #define RUC_RESUME 0x0002
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	217 #define RUC_ABORT 0x0004
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	218 #define RUC_ADDR_LOAD 0x0006 // (seems not to clear on acceptance)
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	219 #define RUC_RESUMENR 0x0007
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	220
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	221 #define SCB_M 0x0100 // 0 = enable interrupt, 1 = disable
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	222 #define SCB_SI 0x0200 // 1 - cause device to interrupt
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	223
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	224 #define CU_STATUS_MASK 0x00C0
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	225 #define RU_STATUS_MASK 0x003C
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	226
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	227 #define RU_STATUS_IDLE (0<<2)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	228 #define RU_STATUS_SUS (1<<2)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	229 #define RU_STATUS_NORES (2<<2)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	230 #define RU_STATUS_READY (4<<2)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	231 #define RU_STATUS_NO_RBDS_SUS ((1<<2)\|(8<<2))
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	232 #define RU_STATUS_NO_RBDS_NORES ((2<<2)\|(8<<2))
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	233 #define RU_STATUS_NO_RBDS_READY ((4<<2)\|(8<<2))
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	234
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	235
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	236
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	237 #define MAX_MEM_RESERVED_IOCTL 1000
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	238
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	239 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	240 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	241 // RECEIVE FRAME DESCRIPTORS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	242 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	243 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	244 typedef struct rfd {
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	245 volatile union {
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	246 cyg_uint32 u32_status; // result of receive operation
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	247 cyg_uint16 u16_status[2];
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	248 } u_status;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	249 volatile cyg_uint32 link; // offset from RU base to next RFD
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	250 volatile cyg_uint32 rdb_address; // pointer to Rx data buffer
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	251 volatile cyg_uint32 count:14, // number of bytes received +
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	252 f:1, // + EOF & F flags
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	253 eof:1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	254 size:16; // size of the data buffer
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	255 volatile cyg_uint8 buffer[0]; // data buffer (simple mode)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	256 } RFD;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	257
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	258 // The status is split into two shorts to get atomic access to the EL bit;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	259 // the upper word is not written by the device, so we can just hit it,
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	260 // leaving the lower word (which the device updates) alone. Otherwise
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	261 // there's a race condition between software moving the end-of-list (EL)
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	262 // bit round and the device writing into the previous slot.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	263
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	264 #define rxstatus u_status.u32_status
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	265 #define rxstatus_hi u_status.u16_status[1]
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	266 #define rxstatus_lo u_status.u16_status[0]
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	267
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	268 #define RFD_STATUS_EL 0x80000000 // 1=last RFD in RFA
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	269 #define RFD_STATUS_S 0x40000000 // 1=suspend RU after receiving frame
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	270 #define RFD_STATUS_H 0x00100000 // 1=RFD is a header RFD
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	271 #define RFD_STATUS_SF 0x00080000 // 0=simplified, 1=flexible mode
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	272 #define RFD_STATUS_C 0x00008000 // completion of received frame
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	273 #define RFD_STATUS_OK 0x00002000 // frame received with no errors
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	274
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	275 #define RFD_STATUS_HI_EL 0x8000 // 1=last RFD in RFA
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	276 #define RFD_STATUS_HI_S 0x4000 // 1=suspend RU after receiving frame
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	277 #define RFD_STATUS_HI_H 0x0010 // 1=RFD is a header RFD
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	278 #define RFD_STATUS_HI_SF 0x0008 // 0=simplified, 1=flexible mode
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	279
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	280 #define RFD_STATUS_LO_C 0x8000 // completion of received frame
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	281 #define RFD_STATUS_LO_OK 0x2000 // frame received with no errors
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	282
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	283 #define RFD_RX_CRC 0x00000800 // crc error
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	284 #define RFD_RX_ALIGNMENT 0x00000400 // alignment error
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	285 #define RFD_RX_RESOURCE 0x00000200 // out of space, no resources
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	286 #define RFD_RX_DMA_OVER 0x00000100 // DMA overrun
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	287 #define RFD_RX_SHORT 0x00000080 // short frame error
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	288 #define RFD_RX_LENGTH 0x00000020 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	289 #define RFD_RX_ERROR 0x00000010 // receive error
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	290 #define RFD_RX_NO_ADR_MATCH 0x00000004 // no address match
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	291 #define RFD_RX_IA_MATCH 0x00000002 // individual address does not match
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	292 #define RFD_RX_TCO 0x00000001 // TCO indication
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	293
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	294
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	295 typedef struct rbd {
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	296 volatile cyg_uint32 count:14, // bytes used in buffer
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	297 f:1, // buffer has been used (filled)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	298 eof:1; // last receive buffer in frame
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	299 volatile cyg_uint32 next_rbd; // next RBD (RU base relative)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	300 volatile cyg_uint32 buffer_address; // address of receive data buffer
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	301 volatile cyg_uint32 size:15, // size of the associated buffer
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	302 el:1; // buffer of this RBD is last
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	303 } RBD;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	304
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	305
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	306 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	307 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	308 // TRANSMIT FRAME DESCRIPTORS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	309 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	310 // ------------------------------------------------------------------------
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	311 typedef struct txcb {
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	312 volatile cyg_uint32 txstatus:16, // result of transmit operation
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	313 command:16; // transmit command
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	314 volatile cyg_uint32 link; // offset from RU base to next RFD
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	315 volatile cyg_uint32 tbd_address; // pointer to Rx data buffer
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	316 volatile cyg_uint32 count:15, // number of bytes in transmit buffer
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	317 eof:1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	318 tx_threshold:8,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	319 tbd_number:8;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	320 volatile cyg_uint8 buffer[0]; // data buffer (simple mode)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	321 } TxCB;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	322
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	323
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	324 #define TxCB_CMD_TRANSMIT 0x0004 // transmit command
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	325 #define TxCB_CMD_SF 0x0008 // 0=simplified, 1=flexible mode
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	326 #define TxCB_CMD_NC 0x0010 // 0=CRC insert by controller
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	327 #define TxCB_CMD_I 0x2000 // generate interrupt on completion
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	328 #define TxCB_CMD_S 0x4000 // suspend on completion
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	329 #define TxCB_CMD_EL 0x8000 // last command block in CBL
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	330
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	331
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	332 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	333 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	334 // STRUCTURES ADDED FOR PROMISCUOUS MODE
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	335 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	336 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	337 typedef struct {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	338 cyg_uint32 cb_status_word:13,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	339 cb_ok:1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	340 cb_dc:1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	341 cb_complete:1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	342 cb_cmd:3,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	343 cb_cmd_word:10,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	344 cb_int:1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	345 cb_suspend:1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	346 cb_el:1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	347 cyg_uint32 cb_link_offset;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	348 } CB_STRUCT;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	349
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	350
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	351 typedef struct {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	352 CB_STRUCT cb_entry;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	353 cyg_uint8 config_bytes[24];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	354 } CONFIG_CMD_STRUCT;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	355
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	356 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	357 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	358 // STATISTICAL COUNTER STRUCTURE
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	359 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	360 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	361 #ifdef KEEP_STATISTICS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	362 STATISTICS statistics[2];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	363 I82559_COUNTERS i82559_counters[2];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	364 #endif // KEEP_STATISTICS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	365
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	366 // ------------------------------------------------------------------------
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	367 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	368 // DEVICES AND PACKET QUEUES
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	369 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	370 // ------------------------------------------------------------------------
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	371
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	372 #define MAX_RX_PACKET_SIZE 1536 // maximum Rx packet size
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	373 #define MAX_TX_PACKET_SIZE 1536 // maximum Tx packet size
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	374
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	375
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	376 // This is encapsulated here so that a change to > 2 interfaces can
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	377 // easily be accommodated.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	378
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	379 #define IF_BAD_82559( _p_ ) \
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	380 CYG_ASSERT( (&i82559[0] == (_p_)) \|\| (&i82559[1] == (_p_)), \
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	381 "Bad pointer-to-i82559" ); \
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	382 if ( (&i82559[0] != (_p_)) && (&i82559[1] != (_p_)) )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	383
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	384 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	385 // Instantiate the interfaces that we have:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	386
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	387 #define MAX_82559 2 // number of interfaces
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	388
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	389 I82559 i82559[MAX_82559]; // i82559 device info. structure
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	390
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	391 // eth0
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	392
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	393 ETH_DRV_SC(ebsa285_sc0,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	394 &i82559[0], // Driver specific data
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	395 "eth0", // Name for this interface
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	396 i82559_start,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	397 i82559_stop,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	398 i82559_ioctl,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	399 i82559_can_send,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	400 i82559_send,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	401 i82559_recv);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	402
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	403 NETDEVTAB_ENTRY(ebsa285_netdev0,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	404 "ebsa285-0",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	405 ebsa285_i82559_init,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	406 &ebsa285_sc0);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	407
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	408 #if 1
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	409
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	410 // eth1
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	411
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	412 ETH_DRV_SC(ebsa285_sc1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	413 &i82559[1], // Driver specific data
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	414 "eth1", // Name for this interface
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	415 i82559_start,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	416 i82559_stop,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	417 i82559_ioctl,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	418 i82559_can_send,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	419 i82559_send,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	420 i82559_recv);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	421
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	422 NETDEVTAB_ENTRY(ebsa285_netdev1,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	423 "ebsa285-1",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	424 ebsa285_i82559_init,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	425 &ebsa285_sc1);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	426
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	427 #else
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	428 int ebsa285_netdev1 = -1; // for asserts about valid addresses
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	429 int ebsa285_sc1 = -1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	430 #endif // eth1 is included
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	431
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	432 // This is in a macro so that if more devices arrive it can easily be changed
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	433 #define CHECK_NDP_SC_LINK() CYG_MACRO_START \
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	434 CYG_ASSERT( ((void )ndp == (void )&ebsa285_netdev0) \|\| \
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	435 ((void )ndp == (void )&ebsa285_netdev1), "Bad ndp" ); \
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	436 CYG_ASSERT( ((void )sc == (void )&ebsa285_sc0) \|\| \
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	437 ((void )sc == (void )&ebsa285_sc1), "Bad sc" ); \
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	438 CYG_ASSERT( (void *)p_i82559 == sc->driver_private, "sc pointer bad" );\
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	439 CYG_MACRO_END
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	440
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	441 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	442 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	443 // Managing the memory that is windowed onto the PCI bus
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	444 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	445 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	446
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	447 static cyg_uint32 i82559_heap_size;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	448 static cyg_uint8 *i82559_heap_base;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	449 static cyg_uint8 *i82559_heap_free;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	450
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	451 static void mem_reserved_ioctl = (void)0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	452 // uncacheable memory reserved for ioctl calls
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	453
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	454 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	455 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	456 // FUNCTION PROTOTYPES
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	457 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	458 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	459
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	460 static int pci_init_find_82559s(void);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	461
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	462 static void i82559_reset(struct i82559* p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	463
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	464 static void InitRxRing(struct i82559* p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	465 static void ResetRxRing(struct i82559* p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	466 static void InitTxRing(struct i82559* p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	467 static void ResetTxRing(struct i82559* p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	468
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	469 #ifdef CYGPKG_DEVS_ETH_ARM_EBSA285_WRITE_EEPROM
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	470 static void program_eeprom(cyg_uint32 , cyg_uint32 , cyg_uint8 * );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	471 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	472 static int eth_set_promiscuous_mode(struct i82559* p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	473
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	474 // debugging/logging only:
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	475 void dump_txcb(TxCB *p_txcb);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	476 void DisplayStatistics(void);
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	477 void update_statistics(struct i82559* p_i82559);
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	478 void dump_rfd(RFD *p_rfd, int anyway );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	479 void dump_all_rfds( int intf );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	480 void dump_packet(cyg_uint8 *p_buffer, int length);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	481
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	482 // ------------------------------------------------------------------------
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	483 // utilities
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	484 // ------------------------------------------------------------------------
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	485
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	486 static // inline
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	487 void wait_for_cmd_done(long scb_ioaddr)
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	488 {
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	489 register int CSRstatus;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	490 register int wait = 0x100000;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	491 do CSRstatus = INB(scb_ioaddr + SCBCmd) ;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	492 while( CSRstatus && --wait >= 0);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	493 CYG_ASSERT( wait > 0, "wait_for_cmd_done" );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	494 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	495
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	496 static inline void Mask82559Interrupt(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	497 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	498 cyg_drv_interrupt_mask(p_i82559->vector);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	499 cyg_drv_interrupt_mask(CYGNUM_HAL_INTERRUPT_PCI_IRQ);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	500 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	501
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	502 static inline void UnMask82559Interrupt(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	503 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	504 cyg_drv_interrupt_unmask(p_i82559->vector);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	505 cyg_drv_interrupt_unmask(CYGNUM_HAL_INTERRUPT_PCI_IRQ);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	506 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	507
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	508 #ifdef CYGDBG_USE_ASSERTS // an indication of a debug build
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	509 static int acknowledge82559interrupt_compensating = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	510 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	511
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	512 static void Acknowledge82559Interrupt(struct i82559* p_i82559)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	513 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	514 int sources, mask;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	515 cyg_uint32 ioaddr;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	516 cyg_uint16 status;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	517 int loops = 64;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	518
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	519 cyg_drv_interrupt_acknowledge(p_i82559->vector);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	520 cyg_drv_interrupt_acknowledge(CYGNUM_HAL_INTERRUPT_PCI_IRQ);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	521
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	522 // It appears that some time can be taken before the interrupt source
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	523 // really quietens down... this is ugly, but effective.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	524 // Without it, we get "Spurious Interrupt!" failures.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	525 ioaddr = p_i82559->io_address; // get I/O address for 82559
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	526 mask = (1 << p_i82559->vector); // Do not include the MUX vector or we
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	527 sources = *SA110_IRQCONT_IRQSTATUS; //...get hung on the other 82559
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	528 status = INW(ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	529 while ( ((0 != (sources & mask)) \|\| (0 != (status & SCB_INTACK_MASK)))
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	530 && --loops >= 0) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	531 OUTW( status & SCB_INTACK_MASK, ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	532 cyg_drv_interrupt_acknowledge(p_i82559->vector);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	533 cyg_drv_interrupt_acknowledge(CYGNUM_HAL_INTERRUPT_PCI_IRQ);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	534 #ifdef CYGDBG_USE_ASSERTS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	535 acknowledge82559interrupt_compensating++; // verify this is executed
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	536 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	537 sources = *SA110_IRQCONT_IRQSTATUS;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	538 status = INW(ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	539 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	540 CYG_ASSERT( loops >= 0, "Acknowledge82559Interrupt" );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	541 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	542
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	543
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	544 static void udelay(int delay)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	545 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	546 int i;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	547 // the loop is going to take 3 ticks. At 228 MHz, to give uS, multiply
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	548 // by 228/3 = 76 near enough. No volatile is needed on i; gcc recognizes
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	549 // delay loops and does NOT elide them.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	550 for ( i = 76 * delay; i ; i--)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	551 ;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	552 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	553
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	554 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	555 // Memory management
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	556 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	557 // Simply carve off from the front of the PCI mapped window into real memory
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	558
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	559 static void *pciwindow_mem_alloc(int size)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	560 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	561 void *p_memory;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	562
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	563 CYG_ASSERT(
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	564 (CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_BASE <= (int)i82559_heap_free)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	565 &&
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	566 ((CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_BASE +
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	567 CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_SIZE) > (int)i82559_heap_free)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	568 &&
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	569 (0 < i82559_heap_size)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	570 &&
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	571 (CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_SIZE >= i82559_heap_size)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	572 &&
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	573 (CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_BASE == (int)i82559_heap_base),
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	574 "Heap variables corrupted" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	575
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	576 p_memory = (void *)0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	577 size = (size + 3) & ~3;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	578 if ( (i82559_heap_free+size) < (i82559_heap_base+i82559_heap_size) ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	579 cyg_uint32 *p;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	580 p_memory = (void *)i82559_heap_free;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	581 i82559_heap_free += size;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	582 for ( p = (cyg_uint32 *)p_memory; size > 0; size -= 4 )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	583 *p++ = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	584 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	585
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	586 return p_memory;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	587 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	588
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	589
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	590
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	591 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	592 //
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	593 // GET EEPROM SIZE
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	594 //
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	595 // ------------------------------------------------------------------------
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	596 static int get_eeprom_size(long ioaddr)
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	597 {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	598 unsigned short retval = 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	599 int ee_addr = ioaddr + SCBeeprom;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	600 int i, addrbits;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	601
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	602 // Should already be not-selected, but anyway:
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	603 OUTW(EE_ENB & ~EE_CS, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	604 eeprom_delay(EEPROM_ENABLE_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	605 OUTW(EE_ENB, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	606 eeprom_delay(EEPROM_ENABLE_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	607
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	608 // Shift the read command bits out.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	609 for (i = 2; i >= 0; i--) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	610 short dataval = (6 & (1 << i)) ? EE_DATA_WRITE : 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	611 OUTW(EE_ENB \| dataval , ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	612 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	613 OUTW(EE_ENB \| dataval \| EE_SHIFT_CLK, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	614 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	615 OUTW(EE_ENB \| dataval , ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	616 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	617 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	618 // Now clock out address zero, looking for the dummy 0 data bit
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	619 for ( i = 1; i <= 12; i++ ) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	620 OUTW(EE_ENB , ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	621 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	622 OUTW(EE_ENB \| EE_SHIFT_CLK, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	623 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	624 OUTW(EE_ENB , ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	625 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	626 retval = INW(ee_addr) & EE_DATA_READ;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	627 if ( 0 == retval )
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	628 break; // The dummy zero est arrive'
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	629 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	630
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	631 #ifdef DEBUG_EE
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	632 os_printf( "eeprom data bits %d (ioaddr %x)\n", i, ee_addr );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	633 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	634 if ( 6 != i && 8 != i ) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	635 #ifdef DEBUG_EE
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	636 os_printf( "***EEPROM data bits not 6 or 8***\n" );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	637 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	638 i = 6;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	639 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	640 addrbits = i;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	641
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	642 // clear the dataval, leave the clock low to read in the data regardless
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	643 OUTW(EE_ENB, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	644 eeprom_delay(1);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	645
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	646 retval = INW(ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	647 if ( (EE_DATA_READ & retval) != 0 ) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	648 #ifdef DEBUG_EE
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	649 os_printf( "Size EEPROM: Dummy data bit not 0, reg %x\n" , retval );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	650 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	651 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	652 eeprom_delay(1);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	653
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	654 for (i = EE_TOP_DATA_BIT; i >= 0; i--) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	655 OUTW(EE_ENB \| EE_SHIFT_CLK, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	656 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	657 retval = INW(ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	658 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	659 OUTW(EE_ENB, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	660 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	661 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	662
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	663 // Terminate the EEPROM access.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	664 OUTW(EE_ENB & ~EE_CS, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	665 eeprom_delay(EEPROM_DONE_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	666
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	667 return addrbits;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	668 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	669
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	670
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	671 // ------------------------------------------------------------------------
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	672 //
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	673 // READ EEPROM
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	674 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	675 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	676 static int read_eeprom(long ioaddr, int location, int addr_len)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	677 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	678 unsigned short retval = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	679 int ee_addr = ioaddr + SCBeeprom;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	680 int read_cmd = location \| EE_READ_CMD(addr_len);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	681 int i, tries = 10;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	682
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	683 try_again:
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	684 // Should already be not-selected, but anyway:
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	685 OUTW(EE_ENB & ~EE_CS, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	686 eeprom_delay(EEPROM_ENABLE_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	687 OUTW(EE_ENB, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	688 eeprom_delay(EEPROM_ENABLE_DELAY);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	689
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	690 // Shift the read command bits out, changing only one bit per time.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	691 for (i = EE_TOP_CMD_BIT(addr_len); i >= 0; i--) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	692 short dataval = (read_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	693 OUTW(EE_ENB \| dataval , ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	694 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	695 OUTW(EE_ENB \| dataval \| EE_SHIFT_CLK, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	696 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	697 OUTW(EE_ENB \| dataval , ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	698 eeprom_delay(EEPROM_SK_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	699 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	700
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	701 // clear the dataval, leave the clock low
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	702 OUTW(EE_ENB, ee_addr);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	703 eeprom_delay(1);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	704
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	705 retval = INW(ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	706 // This should show a zero in the data read bit to confirm that the
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	707 // address transfer is compelete. If not, go to the start and try
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	708 // again!
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	709 if ( (0 != (retval & EE_DATA_READ)) && (tries-- > 0) ) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	710 // Terminate the EEPROM access.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	711 OUTW(EE_ENB & ~EE_CS, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	712 eeprom_delay(EEPROM_DONE_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	713 #ifdef DEBUG_EE
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	714 os_printf( "Warning: Retrying EEPROM read word %d, address %x, try %d\n",
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	715 location, ee_addr, tries+1 );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	716 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	717 goto try_again;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	718 }
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	719
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	720 // This fires with one device on one of the customer boards!
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	721 // (but is OK on all other h/w. Worrying huh.)
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	722 if ( (EE_DATA_READ & retval) != 0 ) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	723 #ifdef DEBUG_EE
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	724 os_printf( "Read EEPROM: Dummy data bit not 0, reg %x\n" , retval );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	725 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	726 }
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	727 eeprom_delay(1);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	728 retval = 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	729
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	730 for (i = EE_TOP_DATA_BIT; i >= 0; i--) {
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	731 OUTW(EE_ENB \| EE_SHIFT_CLK, ee_addr);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	732 eeprom_delay(EEPROM_SK_DELAY);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	733 retval = (retval << 1) \| ((INW(ee_addr) & EE_DATA_READ) ? 1 : 0);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	734 eeprom_delay(EEPROM_SK_DELAY);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	735 OUTW(EE_ENB, ee_addr);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	736 eeprom_delay(EEPROM_SK_DELAY);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	737 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	738
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	739 // Terminate the EEPROM access.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	740 OUTW(EE_ENB & ~EE_CS, ee_addr);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	741 eeprom_delay(EEPROM_DONE_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	742
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	743 return retval;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	744 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	745
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	746
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	747 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	748 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	749 // NETWORK INTERFACE INITIALIZATION
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	750 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	751 // Function : Init82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	752 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	753 // Description :
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	754 // This routine resets, configures, and initializes the chip.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	755 // It also clears the ethernet statistics structure, and selects
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	756 // which statistics are supported by this driver.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	757 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	758 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	759 static bool
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	760 ebsa285_i82559_init(struct cyg_netdevtab_entry * ndp)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	761 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	762 static int initialized = 0; // only probe PCI et al once
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	763
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	764 struct eth_drv_sc *sc;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	765 cyg_uint32 selftest;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	766 volatile cyg_uint32 *p_selftest;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	767 cyg_uint32 ioaddr;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	768 cyg_uint16 checksum;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	769 int count;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	770 int i;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	771 int addr_length;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	772 cyg_uint8 mac_address[6];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	773 struct i82559 *p_i82559;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	774
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	775 #ifdef DEBUG
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	776 db_printf("ebsa285_i82559_init\n");
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	777 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	778
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	779 sc = (struct eth_drv_sc *)(ndp->device_instance);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	780 p_i82559 = (struct i82559 *)(sc->driver_private);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	781
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	782 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	783 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	784 os_printf( "Bad device private pointer %x\n", sc->driver_private );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	785 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	786 return 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	787 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	788
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	789 CHECK_NDP_SC_LINK();
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	790
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	791 if ( 0 == initialized++ ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	792 // then this is the first time ever:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	793 if ( ! pci_init_find_82559s() ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	794 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	795 os_printf( "pci_init_find_82559s failed" );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	796 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	797 return 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	798 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	799 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	800
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	801 if ( ! p_i82559->found ) // no device on PCI bus
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	802 return (0);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	803
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	804 ioaddr = p_i82559->io_address; // get I/O address for 82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	805
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	806 #ifdef DEBUG
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	807 os_printf("Init82559 %d @ %x\n82559 Self Test\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	808 p_i82559->index, (int)ndp);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	809 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	810
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	811 Mask82559Interrupt(p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	812
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	813 wait_for_cmd_done(ioaddr); // make sure no command operating
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	814
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	815 i82559_reset(p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	816
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	817 // Perform a system self-test. (get enough mem to round address)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	818 if ( (selftest = (cyg_uint32)pciwindow_mem_alloc(32) ) == 0)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	819 return (0);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	820 p_selftest = (cyg_uint32 *) ((selftest + 15) & ~0xf);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	821 p_selftest[0] = p_selftest[1] = -1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	822
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	823 OUTL( (VIRT_TO_BUS(p_selftest)) \| I82559_SELFTEST, ioaddr + SCBPort);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	824 count = 0x7FFFF; // Timeout for self-test.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	825 do {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	826 udelay(10);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	827 } while ( (p_selftest[1] == -1) && (--count >= 0) );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	828
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	829 Acknowledge82559Interrupt(p_i82559);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	830 UnMask82559Interrupt(p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	831
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	832 if (count < 0) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	833 // Test timed out.
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	834 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	835 os_printf("Self test failed\n");
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	836 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	837 return (0);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	838 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	839 #ifdef DEBUG
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	840 os_printf(" General self-test: %s.\n"
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	841 " Serial sub-system self-test: %s.\n"
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	842 " Internal registers self-test: %s.\n"
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	843 " ROM checksum self-test: %s (%08X).\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	844 p_selftest[1] & 0x1000 ? "failed" : "passed",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	845 p_selftest[1] & 0x0020 ? "failed" : "passed",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	846 p_selftest[1] & 0x0008 ? "failed" : "passed",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	847 p_selftest[1] & 0x0004 ? "failed" : "passed",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	848 p_selftest[0]);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	849 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	850
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	851 // read eeprom and get 82559's mac address
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	852 addr_length = get_eeprom_size(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	853 // (this is the length of the EEPROMs address, not MAC address)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	854
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	855 for (checksum = 0, i = 0, count = 0; count < 64; count++) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	856 cyg_uint16 value;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	857 // read word from eeprom
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	858 value = read_eeprom(ioaddr, count, addr_length);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	859 #ifdef DEBUG_EE
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	860 // os_printf( "%2d: %04x\n", count, value );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	861 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	862 checksum += value;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	863 if (count < 3) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	864 mac_address[i++] = value & 0xFF;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	865 mac_address[i++] = (value >> 8) & 0xFF;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	866 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	867 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	868
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	869 // If the EEPROM checksum is wrong, the MAC address read from the
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	870 // EEPROM is probably wrong as well. In that case, we don't set
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	871 // mac_addr_ok, but continue the initialization. If then somebody calls
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	872 // i82559_start without calling eth_set_mac_address() first, we refuse
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	873 // to bring up the interface, because running with an invalid MAC
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	874 // address is not a very brilliant idea.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	875
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	876 if ((checksum & 0xFFFF) != 0xBABA) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	877 // selftest verified checksum, verify again
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	878 #ifdef DEBUG_EE
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	879 os_printf( "Warning: Invalid EEPROM checksum %04X for device %d\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	880 checksum, p_i82559->index);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	881 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	882 } else {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	883 p_i82559->mac_addr_ok = 1;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	884 #ifdef DEBUG_EE
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	885 os_printf("Valid EEPROM checksum\n");
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	886 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	887 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	888 #ifdef DEBUG
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	889 os_printf("MAC Address = %02X %02X %02X %02X %02X %02X\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	890 mac_address[0], mac_address[1], mac_address[2], mac_address[3],
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	891 mac_address[4], mac_address[5]);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	892 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	893
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	894 // record the MAC address in the device structure
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	895 p_i82559->mac_address[0] = mac_address[0];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	896 p_i82559->mac_address[1] = mac_address[1];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	897 p_i82559->mac_address[2] = mac_address[2];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	898 p_i82559->mac_address[3] = mac_address[3];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	899 p_i82559->mac_address[4] = mac_address[4];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	900 p_i82559->mac_address[5] = mac_address[5];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	901
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	902 // and record the net dev pointer
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	903 p_i82559->ndp = (void *)ndp;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	904
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	905 InitRxRing(p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	906 InitTxRing(p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	907
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	908 // Initialize upper level driver
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	909 if ( p_i82559->mac_addr_ok )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	910 eth_drv_init(sc, &(p_i82559->mac_address[0]) );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	911 else
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	912 eth_drv_init(sc, 0 );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	913
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	914 return (1);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	915 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	916
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	917 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	918 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	919 // Function : i82559_start
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	920 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	921 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	922 static void i82559_start( struct eth_drv_sc *sc,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	923 unsigned char *enaddr, int flags )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	924 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	925 struct i82559 *p_i82559;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	926 cyg_uint32 ioaddr;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	927 #ifdef KEEP_STATISTICS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	928 void *p_statistics;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	929 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	930
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	931 p_i82559 = (struct i82559 *)sc->driver_private;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	932
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	933 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	934 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	935 os_printf( "i82559_start: Bad device pointer %x\n", p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	936 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	937 return;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	938 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	939
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	940 if ( ! p_i82559->mac_addr_ok ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	941 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	942 os_printf("i82559_start %d: invalid MAC address, "
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	943 "can't bring up interface\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	944 p_i82559->index );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	945 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	946 return;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	947 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	948
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	949 if ( p_i82559->active )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	950 i82559_stop( sc );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	951
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	952 ioaddr = p_i82559->io_address; // get 82559's I/O address
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	953
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	954 #ifdef KEEP_STATISTICS
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	955 #ifdef CYGDBG_DEVS_ETH_ARM_EBSA285_KEEP_82559_STATISTICS
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	956 p_i82559->p_statistics =
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	957 p_statistics = pciwindow_mem_alloc(sizeof(I82559_COUNTERS));
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	958 memset(p_statistics, 0xFFFFFFFF, sizeof(I82559_COUNTERS));
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	959 wait_for_cmd_done(ioaddr); // make sure no command operating
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	960 // set statistics dump address
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	961 OUTL(VIRT_TO_BUS(p_statistics), ioaddr + SCBPointer);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	962 OUTW(SCB_M \| CU_STATSADDR, ioaddr + SCBCmd);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	963
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	964 wait_for_cmd_done(ioaddr); // make sure no command operating
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	965 OUTW(SCB_M \| CU_DUMPSTATS, ioaddr + SCBCmd); // start register dump
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	966 #endif
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	967 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	968
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	969 // Set the base address
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	970 wait_for_cmd_done(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	971 OUTL(0, ioaddr + SCBPointer); // load ru base address = 0
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	972 OUTW(SCB_M \| RUC_ADDR_LOAD, ioaddr + SCBCmd);
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	973 udelay( 1000 ); // load pointer to Rx Ring
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	974 OUTL(VIRT_TO_BUS(p_i82559->rx_ring[0]), ioaddr + SCBPointer);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	975 OUTW(RUC_START, ioaddr + SCBCmd);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	976
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	977 p_i82559->active = 1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	978
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	979 if ( 0
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	980 #ifdef ETH_DRV_FLAGS_PROMISC_MODE
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	981 != (flags & ETH_DRV_FLAGS_PROMISC_MODE)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	982 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	983 ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	984 eth_set_promiscuous_mode(p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	985 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	986 #ifdef DEBUG
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	987 {
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	988 int status = i82559_status( sc );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	989 os_printf("i82559_start %d flg %x Link = %s, %s Mbps, %s Duplex\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	990 p_i82559->index,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	991 (int )p_i82559,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	992 status & GEN_STATUS_LINK ? "Up" : "Down",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	993 status & GEN_STATUS_100MBPS ? "100" : "10",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	994 status & GEN_STATUS_FDX ? "Full" : "Half");
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	995 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	996 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	997 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	998
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	999 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1000 //
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1001 // Function : i82559_status
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1002 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1003 // ------------------------------------------------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1004 int i82559_status( struct eth_drv_sc *sc )
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1005 {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1006 int status;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1007 struct i82559 *p_i82559;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1008 cyg_uint32 ioaddr;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1009 p_i82559 = (struct i82559 *)sc->driver_private;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1010
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1011 IF_BAD_82559( p_i82559 ) {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1012 #ifdef DEBUG
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1013 os_printf( "i82559_status: Bad device pointer %x\n", p_i82559 );
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1014 #endif
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1015 return 0;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1016 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1017
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1018 ioaddr = p_i82559->io_address; // get 82559's I/O address
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1019
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1020 status = INB(ioaddr + SCBGenStatus);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1021
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1022 return status;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1023 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1024
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1025 // ------------------------------------------------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1026 //
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1027 // Function : BringDown82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1028 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1029 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1030
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1031 static void i82559_stop( struct eth_drv_sc *sc )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1032 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1033 struct i82559 *p_i82559;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1034
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1035 p_i82559 = (struct i82559 *)sc->driver_private;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1036
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1037 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1038 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1039 os_printf( "i82559_stop: Bad device pointer %x\n", p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1040 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1041 return;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1042 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1043
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1044 #ifdef DEBUG
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1045 os_printf("i82559_stop %d flg %x\n", p_i82559->index, (int )p_i82559 );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1046 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1047
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1048 p_i82559->active = 0; // stop people tormenting it
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1049 i82559_reset(p_i82559); // that should stop it
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1050
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1051 ResetRxRing( p_i82559 );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1052 ResetTxRing( p_i82559 );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1053 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1054
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1055
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1056 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1057 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1058 // Function : InitRxRing
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1059 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1060 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1061 static void InitRxRing(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1062 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1063 int i;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1064 RFD *rfd;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1065 RFD *p_rfd = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1066 #ifdef DEBUG_82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1067 os_printf("InitRxRing %d\n", p_i82559->index);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1068 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1069 for ( i = 0; i < MAX_RX_DESCRIPTORS; i++ ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1070 rfd = (RFD *)pciwindow_mem_alloc(sizeof(RFD) + MAX_RX_PACKET_SIZE);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1071 p_i82559->rx_ring[i] = rfd;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1072 if ( i )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1073 p_rfd->link = VIRT_TO_BUS(rfd);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1074 p_rfd = (RFD *)rfd;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1075 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1076 // link last RFD to first:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1077 p_rfd->link = VIRT_TO_BUS(p_i82559->rx_ring[0]);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1078
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1079 ResetRxRing( p_i82559 );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1080 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1081
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1082 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1083 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1084 // Function : ResetRxRing
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1085 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1086 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1087 static void ResetRxRing(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1088 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1089 RFD *p_rfd;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1090 int i;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1091 #ifdef DEBUG_82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1092 os_printf("ResetRxRing %d\n", p_i82559->index);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1093 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1094 for ( i = 0; i < MAX_RX_DESCRIPTORS; i++ ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1095 p_rfd = p_i82559->rx_ring[i];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1096 CYG_ASSERT( (cyg_uint8 *)p_rfd >= i82559_heap_base, "rfd under" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1097 CYG_ASSERT( (cyg_uint8 *)p_rfd < i82559_heap_free, "rfd over" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1098 CYG_ASSERT( p_i82559->rx_ring[
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1099 ( i ? (i-1) : (MAX_RX_DESCRIPTORS-1) )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1100 ]->link == VIRT_TO_BUS(p_rfd), "rfd linked list broken" );
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1101 p_rfd->rxstatus = 0;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1102 p_rfd->count = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1103 p_rfd->f = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1104 p_rfd->eof = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1105 p_rfd->rdb_address = 0xFFFFFFFF;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1106 p_rfd->size = MAX_RX_PACKET_SIZE;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1107 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1108 p_i82559->next_rx_descriptor = 0;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1109 // And set an end-of-list marker in the previous one.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1110 p_rfd->rxstatus = RFD_STATUS_EL;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1111 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1112
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1113 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1114 //
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1115 // Function : PacketRxReady (Called from DSR)
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1116 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1117 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1118 static void PacketRxReady(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1119 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1120 RFD *p_rfd;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1121 int next_descriptor;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1122 int length;
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1123 struct cyg_netdevtab_entry *ndp;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1124 struct eth_drv_sc *sc;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1125 cyg_uint32 ioaddr;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1126 cyg_uint16 status;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1127
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1128 ndp = (struct cyg_netdevtab_entry *)(p_i82559->ndp);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1129 sc = (struct eth_drv_sc *)(ndp->device_instance);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1130
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1131 CHECK_NDP_SC_LINK();
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1132
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1133 ioaddr = p_i82559->io_address;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1134
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1135 next_descriptor = p_i82559->next_rx_descriptor;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1136 p_rfd = p_i82559->rx_ring[next_descriptor];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1137
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1138 CYG_ASSERT( (cyg_uint8 *)p_rfd >= i82559_heap_base, "rfd under" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1139 CYG_ASSERT( (cyg_uint8 *)p_rfd < i82559_heap_free, "rfd over" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1140
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1141 while ( p_rfd->rxstatus & RFD_STATUS_C ) {
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1142 p_rfd->rxstatus_hi \|= RFD_STATUS_HI_EL;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1143 length = p_rfd->count;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1144
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1145 #ifdef DEBUG_82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1146 os_printf( "Device %d (eth%d), rx descriptor %d:\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1147 p_i82559->index, p_i82559->index, next_descriptor );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1148 // dump_rfd( p_rfd, 1 );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1149 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1150
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1151 // Offer the data to the network stack
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1152 p_i82559->next_rx_descriptor = next_descriptor;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1153 eth_drv_recv( sc, length );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1154
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1155 p_rfd->count = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1156 p_rfd->f = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1157 p_rfd->eof = 0;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1158 p_rfd->rxstatus_lo = 0;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1159
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1160 // The just-emptied slot is now ready for re-use and already marked EL;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1161 // we can now remove the EL marker from the previous one.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1162 if ( 0 == next_descriptor )
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1163 p_rfd = p_i82559->rx_ring[ MAX_RX_DESCRIPTORS-1 ];
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1164 else
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1165 p_rfd = p_i82559->rx_ring[ next_descriptor-1 ];
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1166 // The previous one: check it was marked before clearing.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1167 CYG_ASSERT( p_rfd->rxstatus_hi & RFD_STATUS_HI_EL, "No prev EL" );
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1168 p_rfd->rxstatus_hi = 0; // that word is not written by the device.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1169
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1170 #ifdef KEEP_STATISTICS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1171 statistics[p_i82559->index].rx_deliver++;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1172 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1173 if (++next_descriptor >= MAX_RX_DESCRIPTORS)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1174 next_descriptor = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1175 p_rfd = p_i82559->rx_ring[next_descriptor];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1176
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1177 CYG_ASSERT( (cyg_uint8 *)p_rfd >= i82559_heap_base, "rfd under" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1178 CYG_ASSERT( (cyg_uint8 *)p_rfd < i82559_heap_free, "rfd over" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1179 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1180
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1181 // See if the RU has gone idle (usually because of out of resource
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1182 // condition) and restart it if needs be.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1183 Mask82559Interrupt(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1184 status = INW(ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1185 if ( RU_STATUS_READY != (status & RU_STATUS_MASK) ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1186 // Acknowledge the RX INT sources
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1187 OUTW( SCB_INTACK_RX, ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1188 // (see pages 6-10 & 6-90)
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1189
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1190 #ifdef KEEP_STATISTICS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1191 statistics[p_i82559->index].rx_restart++;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1192 #endif
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1193 // There's an end-of-list marker out there somewhere...
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1194 // So mop it up; it takes a little time but this is infrequent.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1195 ResetRxRing( p_i82559 );
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1196 next_descriptor = 0; // re-initialize next desc.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1197 // wait for SCB command complete
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1198 wait_for_cmd_done(ioaddr);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1199 // load pointer to Rx Ring
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1200 OUTL(VIRT_TO_BUS(p_i82559->rx_ring[0]),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1201 ioaddr + SCBPointer);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1202 OUTW(RUC_START, ioaddr + SCBCmd);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1203 Acknowledge82559Interrupt(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1204 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1205 UnMask82559Interrupt(p_i82559);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1206
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1207 p_i82559->next_rx_descriptor = next_descriptor;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1208 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1209
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1210 // and the callback function
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1211
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1212 static void i82559_recv( struct eth_drv_sc *sc,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1213 struct eth_drv_sg *sg_list, int sg_len )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1214 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1215 struct i82559 *p_i82559;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1216 RFD *p_rfd;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1217 int next_descriptor;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1218 int total_len;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1219 struct eth_drv_sg *last_sg;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1220 volatile cyg_uint8 *from_p;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1221
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1222 p_i82559 = (struct i82559 *)sc->driver_private;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1223
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1224 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1225 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1226 os_printf( "i82559_recv: Bad device pointer %x\n", p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1227 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1228 return;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1229 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1230
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1231 next_descriptor = p_i82559->next_rx_descriptor;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1232 p_rfd = p_i82559->rx_ring[next_descriptor];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1233
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1234 CYG_ASSERT( (cyg_uint8 *)p_rfd >= i82559_heap_base, "rfd under" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1235 CYG_ASSERT( (cyg_uint8 *)p_rfd < i82559_heap_free, "rfd over" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1236
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1237 CYG_ASSERT( p_rfd->rxstatus & RFD_STATUS_C, "No complete frame" );
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1238 CYG_ASSERT( p_rfd->rxstatus & RFD_STATUS_EL, "No marked frame" );
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1239
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1240 CYG_ASSERT( p_rfd->rxstatus_lo & RFD_STATUS_LO_C, "No complete frame 2" );
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1241 CYG_ASSERT( p_rfd->rxstatus_hi & RFD_STATUS_HI_EL, "No marked frame 2" );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1242
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1243 if ( 0 == (p_rfd->rxstatus & RFD_STATUS_C) )
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1244 return;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1245
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1246 total_len = p_rfd->count;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1247
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1248 #ifdef DEBUG_82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1249 os_printf("Rx %d %x (status %x): %d sg's, %d bytes\n",
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1250 p_i82559->index, (int)p_i82559, p_rfd->rxstatus, sg_len, total_len);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1251 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1252
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1253 // Copy the data to the network stack
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1254 from_p = &p_rfd->buffer[0];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1255
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1256 // check we have memory to copy into; we would be called even if
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1257 // caller was out of memory in order to maintain our state.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1258 if ( 0 == sg_len \|\| 0 == sg_list )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1259 return; // caller was out of mbufs
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1260
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1261 CYG_ASSERT( 0 < sg_len, "sg_len underflow" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1262 CYG_ASSERT( MAX_ETH_DRV_SG >= sg_len, "sg_len overflow" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1263
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1264 for ( last_sg = &sg_list[sg_len]; sg_list < last_sg; sg_list++ ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1265 cyg_uint8 *to_p;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1266 int l;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1267
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1268 to_p = (cyg_uint8 *)(sg_list->buf);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1269 l = sg_list->len;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1270
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1271 if ( 0 == l \|\| 0 == to_p )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1272 return; // caller was out of mbufs
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1273
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1274 if ( l > total_len )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1275 l = total_len;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1276
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1277 memcpy( to_p, (unsigned char *)from_p, l );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1278 from_p += l;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1279 total_len -= l;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1280 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1281
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1282 CYG_ASSERT( 0 == total_len, "total_len mismatch in rx" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1283 CYG_ASSERT( last_sg == sg_list, "sg count mismatch in rx" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1284 CYG_ASSERT( &p_rfd->buffer[0] < from_p, "from_p wild in rx" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1285 CYG_ASSERT( &p_rfd->buffer[0] + MAX_RX_PACKET_SIZE >= from_p,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1286 "from_p overflow in rx" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1287 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1288
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1289
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1290 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1291 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1292 // Function : InitTxRing
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1293 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1294 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1295 static void InitTxRing(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1296 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1297 int i;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1298 cyg_uint32 ioaddr;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1299
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1300 #ifdef DEBUG_82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1301 os_printf("InitTxRing %d\n", p_i82559->index);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1302 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1303 ioaddr = p_i82559->io_address;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1304 for ( i = 0; i < MAX_TX_DESCRIPTORS; i++) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1305 p_i82559->tx_ring[i] = (TxCB *)pciwindow_mem_alloc(
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1306 sizeof(TxCB) + MAX_TX_PACKET_SIZE);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1307 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1308
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1309 ResetTxRing(p_i82559);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1310 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1311
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1312 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1313 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1314 // Function : ResetTxRing
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1315 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1316 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1317 static void ResetTxRing(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1318 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1319 int i;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1320 cyg_uint32 ioaddr;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1321
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1322 #ifdef DEBUG_82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1323 os_printf("ResetTxRing %d\n", p_i82559->index);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1324 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1325 ioaddr = p_i82559->io_address;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1326 p_i82559->tx_descriptor_add =
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1327 p_i82559->tx_descriptor_active =
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1328 p_i82559->tx_descriptor_remove = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1329 p_i82559->tx_in_progress =
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1330 p_i82559->tx_queue_full = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1331
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1332 for ( i = 0; i < MAX_TX_DESCRIPTORS; i++) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1333 TxCB *p_txcb = p_i82559->tx_ring[i];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1334 CYG_ASSERT( (cyg_uint8 *)p_txcb >= i82559_heap_base, "txcb under" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1335 CYG_ASSERT( (cyg_uint8 *)p_txcb < i82559_heap_free, "txcb over" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1336
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1337 p_txcb->txstatus = 0;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1338 p_txcb->command = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1339 p_txcb->link = VIRT_TO_BUS((cyg_uint32)p_txcb);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1340 p_txcb->tbd_address = 0xFFFFFFFF;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1341 p_txcb->tbd_number = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1342 p_txcb->tx_threshold = 16;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1343 p_txcb->eof = 1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1344 p_txcb->count = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1345 p_i82559->tx_keys[i] = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1346 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1347
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1348 wait_for_cmd_done(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1349 OUTL(0, ioaddr + SCBPointer);
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1350 OUTW(SCB_M \| CU_ADDR_LOAD, ioaddr + SCBCmd);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1351 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1352
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1353 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1354 //
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1355 // Function : TxMachine (Called from FG & ISR)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1356 //
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1357 // This steps the Tx Machine onto the next record if necessary - allowing
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1358 // for missed interrupts, and so on.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1359 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1360
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1361 static void TxMachine(struct i82559* p_i82559)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1362 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1363 int tx_descriptor_active;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1364 cyg_uint32 ioaddr;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1365
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1366 tx_descriptor_active = p_i82559->tx_descriptor_active;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1367 ioaddr = p_i82559->io_address;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1368
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1369 // See if the CU is idle when we think it isn't:
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1370 // (Recovers from a dropped interrupt)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1371 if ( p_i82559->tx_in_progress ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1372 cyg_uint16 status;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1373 status = INW(ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1374 if ( 0 == (status & CU_STATUS_MASK) ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1375 // It is idle. So ack the TX interrupts
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1376 OUTW( SCB_INTACK_TX, ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1377 // (see pages 6-10 & 6-90)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1378
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1379 // and step on to the next queued tx.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1380 p_i82559->tx_in_progress = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1381 if ( ++tx_descriptor_active >= MAX_TX_DESCRIPTORS )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1382 tx_descriptor_active = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1383 p_i82559->tx_descriptor_active = tx_descriptor_active;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1384 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1385 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1386
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1387 // is the CU idle, and there a next tx to set going?
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1388 if ( ( ! p_i82559->tx_in_progress )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1389 && p_i82559->tx_descriptor_add != tx_descriptor_active ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1390 TxCB *p_txcb;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1391 p_txcb = p_i82559->tx_ring[tx_descriptor_active];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1392 CYG_ASSERT( (cyg_uint8 *)p_txcb >= i82559_heap_base, "txcb under" );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1393 CYG_ASSERT( (cyg_uint8 *)p_txcb < i82559_heap_free, "txcb over" );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1394 #ifdef DEBUG_82559
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1395 os_printf("Tx %d %x: Starting Engines, KEY %x\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1396 p_i82559->index, (int)p_i82559, key );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1397 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1398 // make sure no command operating
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1399 wait_for_cmd_done(ioaddr);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1400 // start Tx operation
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1401 OUTL(VIRT_TO_BUS(p_txcb), ioaddr + SCBPointer);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1402 OUTW(CU_START, ioaddr + SCBCmd);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1403 p_i82559->tx_in_progress = 1;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1404 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1405 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1406
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1407 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1408 //
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1409 // Function : TxDone (Called from DSR)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1410 //
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1411 // This returns Tx's from the Tx Machine to the stack (ie. reports
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1412 // completion) - allowing for missed interrupts, and so on.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1413 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1414
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1415 static void TxDone(struct i82559* p_i82559)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1416 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1417 struct cyg_netdevtab_entry *ndp;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1418 struct eth_drv_sc *sc;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1419 int tx_descriptor_remove = p_i82559->tx_descriptor_remove;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1420
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1421 ndp = (struct cyg_netdevtab_entry *)(p_i82559->ndp);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1422 sc = (struct eth_drv_sc *)(ndp->device_instance);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1423
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1424 CHECK_NDP_SC_LINK();
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1425
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1426 // "Done" txen are from here to active, OR
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1427 // the remove one if the queue is full AND its status is nonzero:
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1428 while ( (tx_descriptor_remove != p_i82559->tx_descriptor_active) \|\|
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1429 ( p_i82559->tx_queue_full &&
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1430 (0 != p_i82559->tx_ring[ tx_descriptor_remove ]->txstatus) ) ) {
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1431 unsigned long key = p_i82559->tx_keys[ tx_descriptor_remove ];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1432 #ifdef DEBUG_82559
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1433 os_printf("TxDone %d %x: KEY %x\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1434 p_i82559->index, (int)p_i82559, key );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1435 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1436 eth_drv_tx_done( sc, key, 1 /* status */ );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1437
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1438 if ( ++tx_descriptor_remove >= MAX_TX_DESCRIPTORS )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1439 tx_descriptor_remove = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1440 p_i82559->tx_descriptor_remove = tx_descriptor_remove;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1441 p_i82559->tx_queue_full = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1442 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1443 }
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1444
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1445
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1446 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1447 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1448 // Function : i82559_can_send
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1449 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1450 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1451
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1452 static int
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1453 i82559_can_send(struct eth_drv_sc *sc)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1454 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1455 // return 1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1456
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1457 struct i82559 *p_i82559;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1458
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1459 p_i82559 = (struct i82559 *)sc->driver_private;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1460
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1461 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1462 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1463 os_printf( "i82559_send: Bad device pointer %x\n", p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1464 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1465 return 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1466 }
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1467
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1468 // Advance TxMachine atomically
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1469 Mask82559Interrupt(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1470 TxMachine(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1471 Acknowledge82559Interrupt(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1472 UnMask82559Interrupt(p_i82559);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1473
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1474 return ! p_i82559->tx_queue_full;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1475 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1476
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1477 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1478 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1479 // Function : i82559_send
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1480 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1481 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1482
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1483 static void
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1484 i82559_send(struct eth_drv_sc *sc,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1485 struct eth_drv_sg *sg_list, int sg_len, int total_len,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1486 unsigned long key)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1487 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1488 struct i82559 *p_i82559;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1489 int tx_descriptor_add;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1490 TxCB *p_txcb;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1491 cyg_uint32 ioaddr;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1492
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1493 p_i82559 = (struct i82559 *)sc->driver_private;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1494
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1495 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1496 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1497 os_printf( "i82559_send: Bad device pointer %x\n", p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1498 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1499 return;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1500 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1501
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1502 #ifdef DEBUG_82559
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1503 os_printf("Tx %d %x: %d sg's, %d bytes, KEY %x\n",
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1504 p_i82559->index, (int)p_i82559, sg_len, total_len, key );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1505 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1506
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1507 if ( ! p_i82559->active )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1508 return; // device inactive, no return
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1509 #ifdef KEEP_STATISTICS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1510 statistics[p_i82559->index].tx_count++;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1511 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1512 ioaddr = p_i82559->io_address; // get device I/O address
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1513
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1514 if ( p_i82559->tx_queue_full ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1515 #ifdef KEEP_STATISTICS
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1516 statistics[p_i82559->index].tx_dropped++;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1517 #endif
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1518 #ifdef DEBUG_82559
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1519 os_printf( "i82559_send: Queue full, device %x, key %x\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1520 p_i82559, key );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1521 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1522 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1523 else {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1524 struct eth_drv_sg *last_sg;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1525 volatile cyg_uint8 *to_p;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1526
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1527 tx_descriptor_add = p_i82559->tx_descriptor_add;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1528
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1529 p_i82559->tx_keys[tx_descriptor_add] = key;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1530
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1531 p_txcb = p_i82559->tx_ring[tx_descriptor_add];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1532
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1533 CYG_ASSERT( (cyg_uint8 *)p_txcb >= i82559_heap_base, "txcb under" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1534 CYG_ASSERT( (cyg_uint8 *)p_txcb < i82559_heap_free, "txcb over" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1535
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	1536 p_txcb->txstatus = 0;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1537 p_txcb->command = TxCB_CMD_TRANSMIT \| TxCB_CMD_S
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1538 \| TxCB_CMD_I \| TxCB_CMD_EL;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1539 p_txcb->link = VIRT_TO_BUS((cyg_uint32)p_txcb);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1540 p_txcb->tbd_address = 0xFFFFFFFF;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1541 p_txcb->tbd_number = 0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1542 p_txcb->tx_threshold = 16;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1543 p_txcb->eof = 1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1544 p_txcb->count = total_len;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1545
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1546 // Copy from the sglist into the txcb
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1547 to_p = &p_txcb->buffer[0];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1548
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1549 CYG_ASSERT( 0 < sg_len, "sg_len underflow" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1550 CYG_ASSERT( MAX_ETH_DRV_SG >= sg_len, "sg_len overflow" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1551
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1552 for ( last_sg = &sg_list[sg_len]; sg_list < last_sg; sg_list++ ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1553 cyg_uint8 *from_p;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1554 int l;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1555
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1556 from_p = (cyg_uint8 *)(sg_list->buf);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1557 l = sg_list->len;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1558
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1559 if ( l > total_len )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1560 l = total_len;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1561
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1562 memcpy( (unsigned char *)to_p, from_p, l );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1563 to_p += l;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1564 total_len -= l;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1565
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1566 if ( 0 > total_len )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1567 break; // Should exit via sg_last normally
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1568 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1569
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1570 CYG_ASSERT( 0 == total_len, "length mismatch in tx" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1571 CYG_ASSERT( last_sg == sg_list, "sg count mismatch in tx" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1572 CYG_ASSERT( &p_txcb->buffer[0] < to_p, "to_p wild in tx" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1573 CYG_ASSERT( &p_txcb->buffer[0] + MAX_TX_PACKET_SIZE >= to_p,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1574 "to_p overflow in tx" );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1575
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1576 // Next descriptor
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1577 if ( ++tx_descriptor_add >= MAX_TX_DESCRIPTORS)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1578 tx_descriptor_add = 0;
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1579 p_i82559->tx_descriptor_add = tx_descriptor_add;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1580
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1581 if ( p_i82559->tx_descriptor_remove == tx_descriptor_add )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1582 p_i82559->tx_queue_full = 1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1583 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1584
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1585 // Try advancing the Tx Machine regardless
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1586
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1587 // no more interrupts until started
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1588 Mask82559Interrupt(p_i82559);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1589
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1590 // Check that either:
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1591 // tx is already active, there is other stuff queued,
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1592 // OR this tx just added is the current active one.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1593 CYG_ASSERT( (p_i82559->tx_in_progress == 1) \|\|
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1594 ((p_i82559->tx_descriptor_add-1) == p_i82559->tx_descriptor_active)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1595 \|\| ((0 == p_i82559->tx_descriptor_add) &&
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1596 ((MAX_TX_DESCRIPTORS-1) == p_i82559->tx_descriptor_active)),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1597 "Active/add mismatch" );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1598
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1599 // Advance TxMachine atomically
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1600 TxMachine(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1601 Acknowledge82559Interrupt(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1602 UnMask82559Interrupt(p_i82559);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1603 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1604
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1605 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1606 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1607 // Function : i82559_reset
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1608 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1609 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1610 static void i82559_reset(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1611 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1612 cyg_uint32 ioaddr;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1613 int count;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1614
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1615 ioaddr = p_i82559->io_address;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1616 // make sure no command operating
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1617 wait_for_cmd_done(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1618
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1619 OUTL(I82559_SELECTIVE_RESET, ioaddr + SCBPort);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1620
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1621 for (count = 10 ; count-- ; ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1622 udelay(1000);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1623 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1624
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1625 OUTL(I82559_RESET, ioaddr + SCBPort);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1626
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1627 for (count = 10 ; count-- ; ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1628 udelay(1000);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1629 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1630 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1631
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1632
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1633 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1634 //
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1635 // INTERRUPT HANDLERS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1636 //
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1637 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1638
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1639 static cyg_uint32 eth_isr(cyg_vector_t vector, cyg_addrword_t data)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1640 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1641 struct i82559* p_i82559 = (struct i82559 *)data;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1642 cyg_uint16 status;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1643 cyg_uint32 ioaddr;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1644
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1645 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1646 #ifdef DEBUG
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1647 os_printf( "i82559_isr: Bad device pointer %x\n", p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1648 #endif
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1649 return 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1650 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1651
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1652 ioaddr = p_i82559->io_address;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1653 status = INW(ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1654 // Acknowledge all INT sources that were active
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1655 OUTW( status & SCB_INTACK_MASK, ioaddr + SCBStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1656 // (see pages 6-10 & 6-90)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1657
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1658 #ifdef KEEP_STATISTICS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1659 statistics[p_i82559->index].interrupts++;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1660
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1661 // receiver left ready state ?
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1662 if ( status & SCB_STATUS_RNR )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1663 statistics[p_i82559->index].rx_resource++;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1664
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1665 // frame receive interrupt ?
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1666 if ( status & SCB_STATUS_FR )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1667 statistics[p_i82559->index].rx_count++;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1668
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1669 // transmit interrupt ?
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1670 if ( status & SCB_STATUS_CX )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1671 statistics[p_i82559->index].tx_complete++;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1672 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1673
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1674 // Advance the Tx Machine regardless
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1675 TxMachine(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1676
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1677 // it should have settled down now...
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1678 Acknowledge82559Interrupt(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1679
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1680 return CYG_ISR_CALL_DSR; // schedule DSR
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1681 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1682
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1683
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1684 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1685 static int mux_device_index = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1686
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1687 static cyg_uint32 eth_mux_isr(cyg_vector_t vector, cyg_addrword_t data)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1688 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1689 int device_index = mux_device_index;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1690 struct i82559* p_i82559;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1691
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1692 mux_device_index ^= 1; // look at the other one first next time.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1693
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1694 do {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1695 p_i82559 = &i82559[device_index];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1696 if ( p_i82559->active )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1697 (void)eth_isr( vector, (cyg_addrword_t)p_i82559 );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1698 device_index ^= 1;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1699 } while ( device_index == mux_device_index );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1700
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1701 return CYG_ISR_CALL_DSR;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1702 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1703
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1704 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1705
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1706 void eth_dsr(cyg_vector_t vector, cyg_ucount32 count, cyg_addrword_t data)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1707 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1708 struct i82559* p_i82559 = (struct i82559 *)data;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1709
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1710 // First pass any rx data up the stack
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1711 PacketRxReady(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1712
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1713 // Then scan for completed Txen and inform the stack
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1714 TxDone(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1715 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1716
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1717
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1718 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1719 void eth_mux_dsr(cyg_vector_t vector, cyg_ucount32 count, cyg_addrword_t data)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1720 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1721 int device_index = mux_device_index;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1722 struct i82559* p_i82559;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1723
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1724 mux_device_index ^= 1; // look at the other one first next time.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1725 // (non-atomicity wrt IRQ does not matter)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1726 do {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1727 p_i82559 = &i82559[device_index];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1728 if ( p_i82559->active )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1729 eth_dsr( vector, count, (cyg_addrword_t)p_i82559 );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1730 device_index ^= 1;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1731 } while ( device_index == mux_device_index );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1732 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1733
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1734 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1735 //
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1736 // Function : pci_init_find_82559s
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1737 //
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1738 // This is called exactly once at the start of time to:
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1739 // o scan the PCI bus for objects
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1740 // o record them in the device table
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1741 // o acquire all the info needed for the driver to access them
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1742 // o instantiate interrupts for them
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1743 // o attach those interrupts appropriately
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1744 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1745 static int
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1746 pci_init_find_82559s( void )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1747 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1748 cyg_pci_device_id devid;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1749 cyg_pci_device dev_info;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1750 cyg_uint16 cmd;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1751 int device_index;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1752
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1753 // MUX interrupt - special case when 2 cards share one intr.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1754 static cyg_handle_t mux_interrupt_handle = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1755 static cyg_interrupt mux_interrupt_object;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1756
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1757 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1758 db_printf("pci_init_find_82559s()\n");
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1759 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1760
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1761 // allocate memory to be used in ioctls later
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1762 if (mem_reserved_ioctl != (void*)0) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1763 #ifdef DEBUG
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1764 db_printf("pci_init_find_82559s() called > once\n");
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1765 #endif
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1766 return 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1767 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1768
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1769 // First initialize the heap in PCI window'd memory
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1770 i82559_heap_size = CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_SIZE;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1771 i82559_heap_base = (cyg_uint8 *)CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_BASE;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1772 i82559_heap_free = i82559_heap_base;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1773
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1774 mem_reserved_ioctl = pciwindow_mem_alloc(MAX_MEM_RESERVED_IOCTL);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1775
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1776 cyg_pci_init();
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1777 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1778 db_printf("Finished cyg_pci_init();\n");
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1779 #endif
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1780
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1781 devid = CYG_PCI_NULL_DEVID;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1782
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1783 for (device_index = 0; device_index < MAX_82559; device_index++) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1784 struct i82559 *p_i82559 = &i82559[device_index];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1785 p_i82559->index = device_index;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1786
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1787 if (cyg_pci_find_device(0x8086, 0x1229, &devid) ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1788 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1789 db_printf("eth%d = 82559\n", device_index);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1790 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1791 cyg_pci_get_device_info(devid, &dev_info);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1792
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1793 if (cyg_pci_translate_interrupt(&dev_info, &p_i82559->vector)) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1794 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1795 db_printf(" Wired to HAL vector %d\n", p_i82559->vector);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1796 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1797 cyg_drv_interrupt_create(
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1798 p_i82559->vector,
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1799 0, // Priority - unused
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1800 (CYG_ADDRWORD)p_i82559, // Data item passed to ISR & DSR
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1801 eth_isr, // ISR
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1802 eth_dsr, // DSR
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1803 &p_i82559->interrupt_handle, // handle to intr obj
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1804 &p_i82559->interrupt_object ); // space for int obj
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1805
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1806 cyg_drv_interrupt_attach(p_i82559->interrupt_handle);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1807
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1808 // Don't unmask the interrupt yet, that could get us into a
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1809 // race.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1810
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1811 // ALSO attach it to interrupt #18 for multiplexed
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1812 // interrupts. This is for certain boards where the
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1813 // PCI backplane is wired "straight through" instead of
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1814 // with a rotation of interrupt lines in the different
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1815 // slots.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1816 if ( ! mux_interrupt_handle ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1817 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1818 db_printf(" Also attaching to HAL vector %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1819 CYGNUM_HAL_INTERRUPT_PCI_IRQ);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1820 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1821 cyg_drv_interrupt_create(
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1822 CYGNUM_HAL_INTERRUPT_PCI_IRQ,
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1823 0, // Priority - unused
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1824 0, // Data item passed to ISR (not used)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1825 eth_mux_isr, // ISR
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1826 eth_mux_dsr, // DSR
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1827 &mux_interrupt_handle,
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1828 &mux_interrupt_object );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1829
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1830 cyg_drv_interrupt_attach(mux_interrupt_handle);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1831 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1832 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1833 else {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1834 p_i82559->vector=0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1835 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1836 db_printf(" Does not generate interrupts.\n");
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1837 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1838 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1839
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1840 if (cyg_pci_configure_device(&dev_info)) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1841 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1842 int i;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1843 db_printf("Found device on bus %d, devfn 0x%02x:\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1844 CYG_PCI_DEV_GET_BUS(devid),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1845 CYG_PCI_DEV_GET_DEVFN(devid));
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1846
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1847 if (dev_info.command & CYG_PCI_CFG_COMMAND_ACTIVE) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1848 db_printf(" Note that board is active. Probed"
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1849 " sizes and CPU addresses invalid!\n");
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1850 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1851 db_printf(" Vendor 0x%04x", dev_info.vendor);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1852 db_printf("\n Device 0x%04x", dev_info.device);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1853 db_printf("\n Command 0x%04x, Status 0x%04x\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1854 dev_info.command, dev_info.status);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1855
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1856 db_printf(" Class/Rev 0x%08x", dev_info.class_rev);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1857 db_printf("\n Header 0x%02x\n", dev_info.header_type);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1858
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1859 db_printf(" SubVendor 0x%04x, Sub ID 0x%04x\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1860 dev_info.header.normal.sub_vendor,
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1861 dev_info.header.normal.sub_id);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1862
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1863 for(i = 0; i < CYG_PCI_MAX_BAR; i++) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1864 db_printf(" BAR[%d] 0x%08x /", i, dev_info.base_address[i]);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1865 db_printf(" probed size 0x%08x / CPU addr 0x%08x\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1866 dev_info.base_size[i], dev_info.base_map[i]);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1867 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1868 db_printf(" eth%d configured\n", device_index);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1869 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1870 p_i82559->found = 1;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1871 p_i82559->active = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1872 p_i82559->devid = devid;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1873 p_i82559->memory_address = dev_info.base_map[0];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1874 p_i82559->io_address = dev_info.base_map[1];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1875 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1876 db_printf(" memory address = 0x%08x\n", dev_info.base_map[0]);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1877 db_printf(" I/O address = 0x%08x\n", dev_info.base_map[1]);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1878 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1879
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1880 // Don't use cyg_pci_set_device_info since it clears
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1881 // some of the fields we want to print out below.
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1882 cyg_pci_read_config_uint16(dev_info.devid, CYG_PCI_CFG_COMMAND, &cmd);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1883 cmd \|= CYG_PCI_CFG_COMMAND_IO // enable I/O space
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1884 \| CYG_PCI_CFG_COMMAND_MEMORY // enable memory space
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1885 \| CYG_PCI_CFG_COMMAND_MASTER; // enable bus master
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1886 cyg_pci_write_config_uint16(dev_info.devid, CYG_PCI_CFG_COMMAND, cmd);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1887
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1888 // Now the PCI part of the device is configured, reset it. This
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1889 // should make it safe to enable the interrupt
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1890 i82559_reset(p_i82559);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1891
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1892 if (p_i82559->vector != 0) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1893 cyg_interrupt_acknowledge(p_i82559->vector);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1894 cyg_drv_interrupt_unmask(p_i82559->vector);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1895 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1896 #ifdef DEBUG
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1897 db_printf(" **** Device enabled for I/O and Memory and Bus Master\n");
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1898 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1899 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1900 else {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1901 p_i82559->found = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1902 p_i82559->active = 0;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1903 #ifdef DEBUG
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1904 db_printf("Failed to configure device %d\n",device_index);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1905 #endif
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1906 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1907 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1908 else {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1909 p_i82559->found = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1910 p_i82559->active = 0;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1911 #ifdef DEBUG
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1912 db_printf("eth%d not found\n", device_index);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1913 #endif
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1914 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1915 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1916
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1917 // Now enable the mux shared interrupt if it is in use
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1918 if (mux_interrupt_handle) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1919 cyg_interrupt_acknowledge(CYGNUM_HAL_INTERRUPT_PCI_IRQ);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1920 cyg_drv_interrupt_unmask(CYGNUM_HAL_INTERRUPT_PCI_IRQ);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1921 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1922
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1923 // Now a delay to ensure the hardware has "come up" before you try to
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1924 // use it. Yes, really, the full 2 seconds. It's only really
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1925 // necessary if DEBUG is off - otherwise all that printout wastes
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1926 // enough time. No kidding.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1927 udelay( 2000000 );
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1928 return 1;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1929 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1930
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1931 // ------------------------------------------------------------------------
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1932 //
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1933 // Function : eth_set_promiscuous_mode
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1934 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1935 // Return : 0 = It worked.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1936 // non0 = It failed.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1937 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1938
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1939 static int eth_set_promiscuous_mode(struct i82559* p_i82559)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1940 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1941 cyg_uint32 ioaddr;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1942 volatile CONFIG_CMD_STRUCT *ccs;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1943
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1944 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1945 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1946 os_printf( "eth_set_promiscuos_mode: Bad device pointer %x\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1947 p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	1948 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1949 return -1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1950 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1951
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1952 ioaddr = p_i82559->io_address;
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1953 wait_for_cmd_done(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1954 // load cu base address = 0 */
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1955 OUTL(0, ioaddr + SCBPointer);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1956 // 32 bit linear addressing used
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1957
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1958 OUTW(SCB_M \| CU_ADDR_LOAD, ioaddr + SCBCmd);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1959 // wait for SCB command complete
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	1960 wait_for_cmd_done(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1961
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1962 ccs = (CONFIG_CMD_STRUCT *)mem_reserved_ioctl;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1963
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1964 // Check the malloc we did earlier worked
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1965 if (ccs == (void*)0)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1966 return 2; // Failed
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1967
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1968 ccs->cb_entry.cb_cmd=0x2;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1969 ccs->cb_entry.cb_cmd_word=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1970 ccs->cb_entry.cb_status_word=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1971 ccs->cb_entry.cb_int=0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1972 ccs->cb_entry.cb_suspend=1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1973 ccs->cb_entry.cb_el=1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1974 ccs->cb_entry.cb_complete=0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1975 ccs->cb_entry.cb_link_offset=VIRT_TO_BUS((cyg_uint32)&ccs);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1976
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1977 // Default values from the Intel Manual
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1978 ccs->config_bytes[0]=0x13;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1979 ccs->config_bytes[1]=0x8;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1980 ccs->config_bytes[2]=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1981 ccs->config_bytes[3]=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1982 ccs->config_bytes[4]=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1983 ccs->config_bytes[5]=0x0;
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1984 ccs->config_bytes[6]=0xb2; // (promisc ? 0x80 : 0) \| 0x32 for small stats,
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1985 ccs->config_bytes[7]=0x0; // \ ditto \| 0x12 for stats with PAUSE stats
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1986 ccs->config_bytes[8]=0x0; // \ ditto \| 0x16 for PAUSE + TCO stats
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1987 ccs->config_bytes[9]=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1988 ccs->config_bytes[10]=0x28;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1989 ccs->config_bytes[11]=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1990 ccs->config_bytes[12]=0x60;
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1991 ccs->config_bytes[13]=0x0; // arp
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1992 ccs->config_bytes[14]=0x0; // arp
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1993
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1994 ccs->config_bytes[15]=0x81; // promiscuous mode set
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	1995 // \ or 0x80 for normal mode.
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1996 ccs->config_bytes[16]=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1997 ccs->config_bytes[17]=0x40;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1998 ccs->config_bytes[18]=0x70;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	1999
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2000 // wait for SCB command complete
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2001 wait_for_cmd_done(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2002
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2003 OUTL(VIRT_TO_BUS(ccs), ioaddr + SCBPointer);
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2004 OUTW(SCB_M \| CU_START, ioaddr + SCBCmd);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2005
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2006 // now check for result ...
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2007 wait_for_cmd_done(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2008
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2009 if ( (!ccs->cb_entry.cb_ok) \|\| (!ccs->cb_entry.cb_complete) )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2010 return 1; // Failed
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2011 return 0; // OK
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2012 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2013
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2014 // ------------------------------------------------------------------------
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2015 // We use this as a templete when writing a new MAC address into the
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2016 // eeproms. The MAC address in the first few bytes is over written
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2017 // with the correct MAC address and then the whole lot is programmed
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2018 // into the serial EEPROM. The checksum is calculated on the fly and
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2019 // sent instead of the last two bytes.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2020 // The values are copied from the Intel EtherPro10/100+ &c devices
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2021 // in the EBSA boards.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2022
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2023 #ifdef CYGPKG_DEVS_ETH_ARM_EBSA285_WRITE_EEPROM
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2024
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2025 #define ee00 0x00, 0x00 // shorthand
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2026
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2027 static char eeprom_burn[126] = {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2028 /* halfword addresses! */
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2029 /* 0: */ 0x00, 0x90, 0x27, 0x8c, 0x57, 0x82, 0x03, 0x02,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2030 /* 4: */ ee00 , 0x01, 0x02, 0x01, 0x47, ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2031 /* 8: */ 0x13, 0x72, 0x06, 0x83, 0xa2, 0x40, 0x0c, 0x00,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2032 /* C: */ 0x86, 0x80, ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2033 /* 10: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2034 /* 14: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2035 /* 18: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2036 /* 1C: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2037 /* 20: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2038 /* 24: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2039 /* 28: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2040 /* 2C: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2041 /* 30: */ 0x28, 0x01, ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2042 /* 34: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2043 /* 38: */ ee00 , ee00 , ee00 , ee00 ,
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2044 /* 3C: */ ee00 , ee00 , ee00
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2045 };
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2046 #undef ee00
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2047
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2048 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2049
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2050 // ------------------------------------------------------------------------
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2051 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2052 // Function : eth_set_mac_address
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2053 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2054 // Return : 0 = It worked.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2055 // non0 = It failed.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2056 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2057 static int eth_set_mac_address(struct i82559* p_i82559, char *addr)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2058 {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2059 #ifdef CYGPKG_DEVS_ETH_ARM_EBSA285_WRITE_EEPROM
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2060 int checksum, i, count;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2061 // (this is the length of the EEPROMs address, not MAC address)
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2062 int addr_length;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2063 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2064 cyg_uint32 ioaddr;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2065 volatile CONFIG_CMD_STRUCT *ccs;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2066
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2067 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2068 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2069 os_printf( "eth_set_mac_address : Bad device pointer %x\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2070 p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2071 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2072 return -1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2073 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2074
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2075 ioaddr = p_i82559->io_address;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2076
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2077 wait_for_cmd_done(ioaddr);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2078
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2079 ccs = (CONFIG_CMD_STRUCT *)mem_reserved_ioctl;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2080 if (ccs == (void*)0)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2081 return 2;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2082
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2083 ccs->cb_entry.cb_cmd=0x1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2084 ccs->cb_entry.cb_cmd_word=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2085 ccs->cb_entry.cb_status_word=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2086 ccs->cb_entry.cb_int=0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2087 ccs->cb_entry.cb_suspend=1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2088 ccs->cb_entry.cb_el=1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2089
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2090 memcpy((char *)(ccs->config_bytes),addr,6);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2091
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2092 ccs->config_bytes[6]=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2093 ccs->config_bytes[7]=0x0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2094
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2095 ioaddr = p_i82559->io_address;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2096
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2097 OUTL(VIRT_TO_BUS(ccs), ioaddr + SCBPointer);
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2098 OUTW(SCB_M \| CU_START, ioaddr + SCBCmd);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2099 // Next delay seems to be required, otherwise,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2100 // cb_ok/cb_complete won't be set later.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2101
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2102 udelay(1000);
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2103 wait_for_cmd_done(ioaddr);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2104
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2105 // now check for result ...
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2106 if ( (!ccs->cb_entry.cb_ok) \|\| (!ccs->cb_entry.cb_complete) )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2107 return 3;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2108
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2109 #ifdef CYGPKG_DEVS_ETH_ARM_EBSA285_WRITE_EEPROM
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2110
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2111 addr_length = get_eeprom_size( ioaddr );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2112
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2113 // now set this address in the device eeprom ....
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2114 (void)memcpy(eeprom_burn,addr,6);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2115
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2116 // No idea what these were for...
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2117 // eeprom_burn[20] &= 0xfe;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2118 // eeprom_burn[20] \|= p_i82559->index;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2119
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2120 program_eeprom( ioaddr, addr_length, eeprom_burn );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2121
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2122 // update 82559 driver data structure ...
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2123 udelay( 100000 );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2124
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2125 // by reading EEPROM to get the mac address back
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2126 for (checksum = 0, i = 0, count = 0; count < 64; count++) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2127 cyg_uint16 value;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2128 // read word from eeprom
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2129 value = read_eeprom(ioaddr, count, addr_length);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2130 checksum += value;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2131 if (count < 3) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2132 p_i82559->mac_address[i++] = value & 0xFF;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2133 p_i82559->mac_address[i++] = (value >> 8) & 0xFF;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2134 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2135 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2136
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2137 #ifdef DEBUG
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2138 os_printf("MAC Address = %02X %02X %02X %02X %02X %02X\n",
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2139 p_i82559->mac_address[0], p_i82559->mac_address[1],
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2140 p_i82559->mac_address[2], p_i82559->mac_address[3],
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2141 p_i82559->mac_address[4], p_i82559->mac_address[5]);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2142 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2143
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2144 p_i82559->mac_addr_ok = 1;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2145
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2146 for ( i = 0, count = 0; i < 6; i++ )
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2147 if ( p_i82559->mac_address[i] != addr[i] )
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2148 count++;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2149
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2150 if ( count ) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2151 #ifdef DEBUG
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2152 os_printf( "Warning: MAC Address read back wrong! %d bytes differ.\n",
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2153 count );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2154 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2155 p_i82559->mac_addr_ok = 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2156 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2157
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2158 // If the EEPROM checksum is wrong, the MAC address read from the
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2159 // EEPROM is probably wrong as well. In that case, we don't set
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2160 // mac_addr_ok.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2161 if ((checksum & 0xFFFF) != 0xBABA) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2162 #ifdef DEBUG
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2163 os_printf( "Warning: Invalid EEPROM checksum %04X for device %d\n",
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2164 checksum, p_i82559->index);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2165 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2166 p_i82559->mac_addr_ok = 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2167 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2168 #else
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2169 p_i82559->mac_addr_ok = 1;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2170 #endif // ! CYGPKG_DEVS_ETH_ARM_EBSA285_WRITE_EEPROM
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2171
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2172 return p_i82559->mac_addr_ok ? 0 : 1;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2173 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2174
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2175 #ifdef CYGPKG_DEVS_ETH_ARM_EBSA285_WRITE_EEPROM
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2176 // ------------------------------------------------------------------------
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2177 static void
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2178 write_eeprom(long ioaddr, int location, int addr_len, unsigned short value)
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2179 {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2180 int ee_addr = ioaddr + SCBeeprom;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2181 int write_cmd = location \| EE_WRITE_CMD(addr_len);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2182 int i;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2183
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2184 OUTW(EE_ENB & ~EE_CS, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2185 eeprom_delay( 100 );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2186 OUTW(EE_ENB, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2187 eeprom_delay( 100 );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2188
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2189 // os_printf("\n write_eeprom : write_cmd : %x",write_cmd);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2190 // os_printf("\n addr_len : %x value : %x ",addr_len,value);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2191
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2192 /* Shift the write command bits out. */
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2193 for (i = (addr_len+2); i >= 0; i--) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2194 short dataval = (write_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2195 OUTW(EE_ENB \| dataval, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2196 eeprom_delay(100);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2197 OUTW(EE_ENB \| dataval \| EE_SHIFT_CLK, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2198 eeprom_delay(150);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2199 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2200 OUTW(EE_ENB, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2201
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2202 for (i = 15; i >= 0; i--) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2203 short dataval = (value & (1 << i)) ? EE_DATA_WRITE : 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2204 OUTW(EE_ENB \| dataval, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2205 eeprom_delay(100);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2206 OUTW(EE_ENB \| dataval \| EE_SHIFT_CLK, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2207 eeprom_delay(150);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2208 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2209
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2210 /* Terminate the EEPROM access. */
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2211 OUTW(EE_ENB & ~EE_CS, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2212 eeprom_delay(150000); // let the write take effect
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2213 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2214
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2215 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2216 static int write_enable_eeprom(long ioaddr, int addr_len)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2217 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2218 int ee_addr = ioaddr + SCBeeprom;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2219 int write_en_cmd = EE_WRITE_EN_CMD(addr_len);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2220 int i;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2221
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2222 OUTW(EE_ENB & ~EE_CS, ee_addr);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2223 OUTW(EE_ENB, ee_addr);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2224
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2225 #ifdef DEBUG_82559
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2226 os_printf("write_en_cmd : %x",write_en_cmd);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2227 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2228
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2229 // Shift the wr/er enable command bits out.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2230 for (i = (addr_len+2); i >= 0; i--) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2231 short dataval = (write_en_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2232 OUTW(EE_ENB \| dataval, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2233 eeprom_delay(100);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2234 OUTW(EE_ENB \| dataval \| EE_SHIFT_CLK, ee_addr);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2235 eeprom_delay(150);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2236 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2237
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2238 // Terminate the EEPROM access.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2239 OUTW(EE_ENB & ~EE_CS, ee_addr);
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2240 eeprom_delay(EEPROM_DONE_DELAY);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2241 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2242
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2243
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2244 // ------------------------------------------------------------------------
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2245 static void
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2246 program_eeprom(cyg_uint32 ioaddr, cyg_uint32 eeprom_size, cyg_uint8 *data)
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2247 {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2248 cyg_uint32 i;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2249 cyg_uint16 checksum = 0;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2250 cyg_uint16 value;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2251
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2252 // First enable erase/write operations on the eeprom.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2253 // This is done through the EWEN instruction.
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2254 write_enable_eeprom( ioaddr, eeprom_size );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2255
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2256 for (i=0 ; i< 63 ; i++) {
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2257 value = ((unsigned short *)data)[i];
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2258 checksum += value;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2259 #ifdef DEBUG_82559
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2260 os_printf("\n i : %x ... value to be written : %x",i,value);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2261 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2262 write_eeprom( ioaddr, i, eeprom_size, value);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2263 #ifdef DEBUG_82559
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2264 os_printf("\n val read : %x ",read_eeprom(ioaddr,i,eeprom_size));
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2265 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2266 }
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2267 value = 0xBABA - checksum;
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2268 #ifdef DEBUG_82559
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2269 os_printf("\n i : %x ... checksum adjustment val to be written : %x",i,value);
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2270 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2271 write_eeprom( ioaddr, i, eeprom_size, value );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2272 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2273
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2274 // ------------------------------------------------------------------------
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2275 #endif // ! CYGPKG_DEVS_ETH_ARM_EBSA285_WRITE_EEPROM
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2276
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2277
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2278 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2279 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2280 // Function : eth_get_mac_address
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2281 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2282 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2283 #ifdef ETH_DRV_GET_MAC_ADDRESS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2284 static int eth_get_mac_address(struct i82559* p_i82559, char *addr)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2285 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2286 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2287 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2288 os_printf( "eth_get_mac_address : Bad device pointer %x\n",
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2289 p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2290 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2291 return -1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2292 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2293
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2294 memcpy( addr, (char *)(&p_i82559->mac_address[0]), 6 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2295 return 0;
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2296 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2297 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2298 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2299 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2300 // Function : i82559_ioctl
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2301 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2302 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2303 static int i82559_ioctl(struct eth_drv_sc *sc, unsigned long key,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2304 void *data, int data_length)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2305 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2306 struct i82559 *p_i82559;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2307
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2308 p_i82559 = (struct i82559 *)sc->driver_private;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2309
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2310 IF_BAD_82559( p_i82559 ) {
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2311 #ifdef DEBUG
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2312 os_printf( "i82559_ioctl/control: Bad device pointer %x\n", p_i82559 );
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2313 #endif
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2314 return -1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2315 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2316
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2317 #ifdef DEBUG
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2318 db_printf( "i82559_ioctl: device eth%d at %x; key is 0x%x, data at %x[%d]\n",
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2319 p_i82559->index, p_i82559, key, data, data_length );
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2320 #endif
afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2321
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2322 switch ( key ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2323
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2324 #ifdef ETH_DRV_SET_MAC_ADDRESS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2325 case ETH_DRV_SET_MAC_ADDRESS:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2326 if ( 6 != data_length )
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2327 return -2;
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2328 return eth_set_mac_address( p_i82559, data );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2329 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2330
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2331 #ifdef ETH_DRV_GET_MAC_ADDRESS
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2332 case ETH_DRV_GET_MAC_ADDRESS:
88 afdeb44241de Merge from eCos master repository on 2000-05-12-07:47:04-BST jlarmour parents: 84 diff changeset	2333 return eth_get_mac_address( p_i82559, data );
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2334 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2335
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2336 default:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2337 break;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2338 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2339 return -1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2340 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2341
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2342 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2343 //
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2344 // Statistics update...
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2345 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2346 // ------------------------------------------------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2347
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2348 #ifdef KEEP_STATISTICS
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	2349 #ifdef CYGDBG_DEVS_ETH_ARM_EBSA285_KEEP_82559_STATISTICS
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2350 void update_statistics(struct i82559* p_i82559)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2351 {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2352 I82559_COUNTERS *p_statistics;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2353 cyg_uint32 *p_counter;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2354 cyg_uint32 *p_register;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2355 int reg_count;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2356
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2357 Mask82559Interrupt(p_i82559);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2358
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2359 // This points to the sthared memory stats area/command block
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2360 p_statistics = (I82559_COUNTERS *)(p_i82559->p_statistics);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2361
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2362 if ( (p_statistics->done & 0xFFFF) == 0xA007 ) {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2363 p_counter = (cyg_uint32 *)&i82559_counters[ p_i82559->index ];
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2364 p_register = (cyg_uint32 *)p_statistics;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2365 for ( reg_count = 0;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2366 reg_count < sizeof( I82559_COUNTERS ) / sizeof( cyg_uint32 ) - 1;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2367 reg_count++ ) {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2368 p_counter += p_register;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2369 p_counter++;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2370 p_register++;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2371 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2372 p_statistics->done = 0;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2373 // make sure no command operating
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2374 wait_for_cmd_done(p_i82559->io_address);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2375 // start register dump
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2376 OUTW(CU_DUMPSTATS, p_i82559->io_address + SCBCmd);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2377 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2378 Acknowledge82559Interrupt(p_i82559);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2379 UnMask82559Interrupt(p_i82559);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2380 }
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	2381 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2382 #endif // KEEP_STATISTICS
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2383
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2384 // ------------------------------------------------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 88 diff changeset	2385 //
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2386 //
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2387 // CODE FOR DEBUGGING PURPOSES ONLY
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2388 //
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2389 //
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2390 // ------------------------------------------------------------------------
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2391 void dump_txcb(TxCB *p_txcb)
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2392 {
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2393 os_printf("TxCB @ %x\n", (int)p_txcb);
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	2394 os_printf("status = %04X ", p_txcb->txstatus);
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2395 os_printf("command = %04X ", p_txcb->command);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2396 os_printf("link = %08X ", p_txcb->link);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2397 os_printf("tbd = %08X ", p_txcb->tbd_address);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2398 os_printf("count = %d ", p_txcb->count);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2399 os_printf("eof = %x ", p_txcb->eof);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2400 os_printf("threshold = %d ", p_txcb->tx_threshold);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2401 os_printf("tbd number = %d\n", p_txcb->tbd_number);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2402 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2403
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2404 // This is intended to be the body of a THREAD that prints stuff every 10
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2405 // seconds or so:
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2406 #ifdef KEEP_STATISTICS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2407 #ifdef DISPLAY_STATISTICS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2408 void DisplayStatistics(void)
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2409 {
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2410 int i;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2411 I82559_COUNTERS *p_statistics;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2412 cyg_uint32 *p_counter;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2413 cyg_uint32 *p_register;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2414 int reg_count;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2415 int status;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2416
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2417 while ( 1 ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2418 #ifdef DISPLAY_82559_STATISTICS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2419 for ( i = 0; i < 2; i ++ ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2420 p_statistics = (I82559_COUNTERS *)i82559[i].p_statistics;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2421 if ( (p_statistics->done & 0xFFFF) == 0xA007 ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2422 p_counter = (cyg_uint32 *)&i82559_counters[i];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2423 p_register = (cyg_uint32 *)&p_statistics->tx_good;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2424 for ( reg_count = 20; reg_count != 0; reg_count--) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2425 p_counter += p_register;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2426 p_counter++;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2427 p_register++;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2428 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2429 p_statistics->done = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2430 // make sure no command operating
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2431 wait_for_cmd_done(i82559[i].io_address);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2432 // start register dump
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2433 OUTW(CU_DUMPSTATS, i82559[i].io_address + SCBCmd);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2434 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2435 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2436 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2437 os_printf("\nRx\nPackets = %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2438 statistics[0].rx_count, statistics[1].rx_count);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2439 os_printf("Deliver %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2440 statistics[0].rx_deliver, statistics[1].rx_deliver);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2441 os_printf("Resource %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2442 statistics[0].rx_resource, statistics[1].rx_resource);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2443 os_printf("Restart %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2444 statistics[0].rx_restart, statistics[1].rx_restart);
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2445
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2446 #ifdef DISPLAY_82559_STATISTICS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2447 os_printf("Count %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2448 i82559_counters[0].rx_good, i82559_counters[1].rx_good);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2449 os_printf("CRC %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2450 i82559_counters[0].rx_crc_errors, i82559_counters[1].rx_crc_errors);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2451 os_printf("Align %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2452 i82559_counters[0].rx_align_errors, i82559_counters[1].rx_align_errors);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2453 os_printf("Resource %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2454 i82559_counters[0].rx_resource_errors, i82559_counters[1].rx_resource_errors);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2455 os_printf("Overrun %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2456 i82559_counters[0].rx_overrun_errors, i82559_counters[1].rx_overrun_errors);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2457 os_printf("Collision %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2458 i82559_counters[0].rx_collisions, i82559_counters[1].rx_collisions);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2459 os_printf("Short %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2460 i82559_counters[0].rx_short_frames, i82559_counters[1].rx_short_frames);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2461 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2462 os_printf("\nTx\nPackets = %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2463 statistics[0].tx_count, statistics[1].tx_count);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2464 os_printf("Complete %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2465 statistics[0].tx_complete, statistics[1].tx_complete);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2466 os_printf("Dropped %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2467 statistics[0].tx_dropped, statistics[1].tx_dropped);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2468 os_printf("Count %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2469 i82559_counters[0].tx_good, i82559_counters[1].tx_good);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2470 #ifdef DISPLAY_82559_STATISTICS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2471 os_printf("Collision %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2472 i82559_counters[0].tx_max_collisions,i82559_counters[1].tx_max_collisions);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2473 os_printf("Late Col. %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2474 i82559_counters[0].tx_late_collisions,i82559_counters[1].tx_late_collisions);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2475 os_printf("Underrun %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2476 i82559_counters[0].tx_underrun,i82559_counters[1].tx_underrun);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2477 os_printf("Carrier %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2478 i82559_counters[0].tx_carrier_loss,i82559_counters[1].tx_carrier_loss);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2479 os_printf("Deferred %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2480 i82559_counters[0].tx_deferred, i82559_counters[1].tx_deferred);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2481 os_printf("1 Col %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2482 i82559_counters[0].tx_single_collisions, i82559_counters[0].tx_single_collisions);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2483 os_printf("Mult. Col %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2484 i82559_counters[0].tx_mult_collisions, i82559_counters[0].tx_mult_collisions);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2485 os_printf("Total Col %d %d\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2486 i82559_counters[0].tx_total_collisions, i82559_counters[0].tx_total_collisions);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2487 #endif
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2488 status = INB(i82559[0].io_address + SCBGenStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2489 os_printf("Interface 0 Link = %s, %s Mbps, %s Duplex\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2490 status & GEN_STATUS_LINK ? "Up" : "Down",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2491 status & GEN_STATUS_100MBPS ? "100" : "10",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2492 status & GEN_STATUS_FDX ? "Full" : "Half");
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2493
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2494 status = INB(i82559[1].io_address + SCBGenStatus);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2495 os_printf("Interface 1 Link = %s, %s Mbps, %s Duplex\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2496 status & GEN_STATUS_LINK ? "Up" : "Down",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2497 status & GEN_STATUS_100MBPS ? "100" : "10",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2498 status & GEN_STATUS_FDX ? "Full" : "Half");
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2499
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2500 cyg_thread_delay(1000);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2501 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2502 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2503 #endif // DISPLAY_STATISTICS
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2504 #endif // KEEP_STATISTICS
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2505
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2506 void dump_rfd(RFD *p_rfd, int anyway )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2507 {
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	2508 if ( (0 != p_rfd->rxstatus) \|\| anyway ) {
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2509 os_printf("RFD @ %x = ", (int)p_rfd);
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 101 diff changeset	2510 os_printf("status = %x ", p_rfd->rxstatus);
84 489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2511 os_printf("link = %x ", p_rfd->link);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2512 // os_printf("rdb_address = %x ", p_rfd->rdb_address);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2513 os_printf("count = %x ", p_rfd->count);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2514 os_printf("f = %x ", p_rfd->f);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2515 os_printf("eof = %x ", p_rfd->eof);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2516 os_printf("size = %x\n", p_rfd->size);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2517 os_printf("[%04x %04x %04x] ",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2518 ((cyg_uint16 )(&(p_rfd->buffer[0]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2519 ((cyg_uint16 )(&(p_rfd->buffer[2]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2520 ((cyg_uint16 )(&(p_rfd->buffer[4]))) );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2521 os_printf("[%04x %04x %04x] %04x : ",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2522 ((cyg_uint16 )(&(p_rfd->buffer[6]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2523 ((cyg_uint16 )(&(p_rfd->buffer[8]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2524 ((cyg_uint16 )(&(p_rfd->buffer[10]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2525 ((cyg_uint16 )(&(p_rfd->buffer[12]))) );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2526 os_printf("(%04x %04x %04x %04x) ",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2527 ((cyg_uint16 )(&(p_rfd->buffer[14]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2528 ((cyg_uint16 )(&(p_rfd->buffer[16]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2529 ((cyg_uint16 )(&(p_rfd->buffer[18]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2530 ((cyg_uint16 )(&(p_rfd->buffer[20]))) );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2531 os_printf("[%04x %04x %04x] ",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2532 ((cyg_uint16 )(&(p_rfd->buffer[22]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2533 ((cyg_uint16 )(&(p_rfd->buffer[24]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2534 ((cyg_uint16 )(&(p_rfd->buffer[26]))) );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2535 os_printf("%d.%d.%d.%d ",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2536 ((cyg_uint8 )(&(p_rfd->buffer[28]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2537 ((cyg_uint8 )(&(p_rfd->buffer[29]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2538 ((cyg_uint8 )(&(p_rfd->buffer[30]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2539 ((cyg_uint8 )(&(p_rfd->buffer[31]))) );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2540 os_printf("[%04x %04x %04x] ",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2541 ((cyg_uint16 )(&(p_rfd->buffer[32]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2542 ((cyg_uint16 )(&(p_rfd->buffer[34]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2543 ((cyg_uint16 )(&(p_rfd->buffer[36]))) );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2544 os_printf("%d.%d.%d.%d ...\n",
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2545 ((cyg_uint8 )(&(p_rfd->buffer[38]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2546 ((cyg_uint8 )(&(p_rfd->buffer[39]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2547 ((cyg_uint8 )(&(p_rfd->buffer[40]))),
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2548 ((cyg_uint8 )(&(p_rfd->buffer[41]))) );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2549 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2550 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2551
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2552 void dump_all_rfds( int intf )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2553 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2554 struct i82559* p_i82559 = &i82559[intf];
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2555 int i, j;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2556 j = p_i82559->next_rx_descriptor;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2557 os_printf("rx descriptors for interface %d (eth%d):\n", intf, intf );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2558 for ( i = 0; i < MAX_RX_DESCRIPTORS; i++ )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2559 dump_rfd( p_i82559->rx_ring[i], (i > (j-3) && (i <= j)) );
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2560 os_printf("next rx descriptor = %x\n\n", j);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2561 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2562
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2563
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2564 void dump_packet(cyg_uint8 *p_buffer, int length)
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2565 {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2566 int count;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2567
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2568 count = 0;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2569 while ( length > 0 ) {
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2570 if ( count == 0 )
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2571 os_printf("\n");
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2572 count = (count + 1) & 0x0F;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2573 os_printf("%02X ", *p_buffer++);
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2574 length--;
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2575 }
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST jlarmour parents: 82 diff changeset	2576 os_printf("\n");
82 6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2577 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2578
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2579 // ------------------------------------------------------------------------
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2580
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST jlarmour parents: diff changeset	2581 // EOF if_ebsa285.c

Mercurial > flash_v2

annotate packages/devs/eth/arm/ebsa285/current/src/if_ebsa285.c @ 105:5a0cc6c243a9 ecos-sw-2000-06-30