ecos: packages/hal/arm/cma230/current/src/hal

annotate packages/hal/arm/cma230/current/src/hal_diag.c @ 208:e0c0827131d1 ecos

Merge from eCos master repository on 2002-05-20-20:11:54-BST

author	jlarmour
date	Mon, 20 May 2002 22:19:26 +0000
parents	25e238959bae
children	d2c90368aeef

rev	line source
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	1 /*=============================================================================
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	2 //
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	3 // hal_diag.c
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	4 //
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	5 // HAL diagnostic output code
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	6 //
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	7 //=============================================================================
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	8 //####ECOSGPLCOPYRIGHTBEGIN####
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	9 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	10 // This file is part of eCos, the Embedded Configurable Operating System.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	12 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	13 // eCos is free software; you can redistribute it and/or modify it under
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	14 // the terms of the GNU General Public License as published by the Free
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	15 // Software Foundation; either version 2 or (at your option) any later version.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	16 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	20 // for more details.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	21 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	22 // You should have received a copy of the GNU General Public License along
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	23 // with eCos; if not, write to the Free Software Foundation, Inc.,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	25 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	26 // As a special exception, if other files instantiate templates or use macros
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	27 // or inline functions from this file, or you compile this file and link it
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	28 // with other works to produce a work based on this file, this file does not
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	29 // by itself cause the resulting work to be covered by the GNU General Public
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	30 // License. However the source code for this file must still be made available
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	31 // in accordance with section (3) of the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	32 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	33 // This exception does not invalidate any other reasons why a work based on
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	34 // this file might be covered by the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	35 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	37 // at http://sources.redhat.com/ecos/ecos-license
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	38 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 151 diff changeset	39 //####ECOSGPLCOPYRIGHTEND####
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	40 //=============================================================================
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	41 //#####DESCRIPTIONBEGIN####
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	42 //
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	43 // Author(s): nickg, gthomas
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	44 // Contributors: nickg, gthomas
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	45 // Date: 1998-03-02
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	46 // Purpose: HAL diagnostic output
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	47 // Description: Implementations of HAL diagnostic output support.
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	48 //
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	49 //####DESCRIPTIONEND####
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	50 //
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	51 //===========================================================================*/
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	52
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	53 #include <pkgconf/hal.h>
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	54 #include <pkgconf/hal_arm_cma230.h> // board specifics
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	55
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	56 #include <cyg/infra/cyg_type.h> // base types
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	57 #include <cyg/infra/cyg_trac.h> // tracing macros
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	58 #include <cyg/infra/cyg_ass.h> // assertion macros
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	59
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	60 #include <cyg/hal/hal_arch.h> // basic machine info
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	61 #include <cyg/hal/hal_intr.h> // interrupt macros
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	62 #include <cyg/hal/hal_io.h> // IO macros
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	63 #include <cyg/hal/hal_diag.h>
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	64 #include <cyg/hal/hal_cma230.h> // Hardware definitions
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	65 #include <cyg/hal/hal_if.h> // Calling-if API
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	66 #include <cyg/hal/drv_api.h> // driver API
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	67 #include <cyg/hal/hal_misc.h> // Helper functions
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	68
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	69 static void cyg_hal_plf_serial_init(void);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	70
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	71 // FIXME: Copy LCD driver from powerpc/cogent
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	72 //static void cyg_hal_plf_lcd_init(void);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	73
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	74 void
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	75 cyg_hal_plf_comms_init(void)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	76 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	77 static int initialized = 0;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	78
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	79 if (initialized)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	80 return;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	81
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	82 initialized = 1;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	83
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	84 cyg_hal_plf_serial_init();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	85 // cyg_hal_plf_lcd_init();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	86 }
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	87
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	88 //=============================================================================
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	89 // Serial driver
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	90 //=============================================================================
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	91
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	92 //-----------------------------------------------------------------------------
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	93 // There are two serial ports.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	94 #define CYG_DEV_SERIAL_BASE_A 0xe900047 // port A
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	95 #define CYG_DEV_SERIAL_BASE_B 0xe900007 // port B
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	96
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	97 //-----------------------------------------------------------------------------
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	98 // Default baud rate is 38400
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	99 // Based on 3.6864 MHz xtal
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	100 #if CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_BAUD==9600
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	101 #define CYG_DEV_SERIAL_BAUD_MSB 0x00
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	102 #define CYG_DEV_SERIAL_BAUD_LSB 0x18
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	103 #endif
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	104 #if CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_BAUD==19200
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	105 #define CYG_DEV_SERIAL_BAUD_MSB 0x00
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	106 #define CYG_DEV_SERIAL_BAUD_LSB 0x0C
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	107 #endif
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	108 #if CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_BAUD==38400
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	109 #define CYG_DEV_SERIAL_BAUD_MSB 0x00
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	110 #define CYG_DEV_SERIAL_BAUD_LSB 0x06
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	111 #endif
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	112 #if CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_BAUD==115200
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	113 #define CYG_DEV_SERIAL_BAUD_MSB 0x00
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	114 #define CYG_DEV_SERIAL_BAUD_LSB 0x02
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	115 #endif
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	116
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	117 #ifndef CYG_DEV_SERIAL_BAUD_MSB
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	118 #error Missing/incorrect serial baud rate defined - CDL error?
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	119 #endif
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	120
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	121 //-----------------------------------------------------------------------------
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	122 // Define the serial registers. The Cogent board is equipped with a 16552
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	123 // serial chip.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	124 #define CYG_DEV_SERIAL_RBR 0x00 // receiver buffer register, read, dlab = 0
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	125 #define CYG_DEV_SERIAL_THR 0x00 // transmitter holding register, write, dlab = 0
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	126 #define CYG_DEV_SERIAL_DLL 0x00 // divisor latch (LS), read/write, dlab = 1
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	127 #define CYG_DEV_SERIAL_IER 0x08 // interrupt enable register, read/write, dlab = 0
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	128 #define CYG_DEV_SERIAL_DLM 0x08 // divisor latch (MS), read/write, dlab = 1
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	129 #define CYG_DEV_SERIAL_IIR 0x10 // interrupt identification register, read, dlab = 0
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	130 #define CYG_DEV_SERIAL_FCR 0x10 // fifo control register, write, dlab = 0
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	131 #define CYG_DEV_SERIAL_AFR 0x10 // alternate function register, read/write, dlab = 1
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	132 #define CYG_DEV_SERIAL_LCR 0x18 // line control register, read/write
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	133 #define CYG_DEV_SERIAL_MCR 0x20
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	134 #define CYG_DEV_SERIAL_MCR_A 0x20
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	135 #define CYG_DEV_SERIAL_MCR_B 0x20
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	136 #define CYG_DEV_SERIAL_LSR 0x28 // line status register, read
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	137 #define CYG_DEV_SERIAL_MSR 0x30 // modem status register, read
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	138 #define CYG_DEV_SERIAL_SCR 0x38 // scratch pad register
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	139
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	140 // The interrupt enable register bits.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	141 #define SIO_IER_ERDAI 0x01 // enable received data available irq
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	142 #define SIO_IER_ETHREI 0x02 // enable THR empty interrupt
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	143 #define SIO_IER_ELSI 0x04 // enable receiver line status irq
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	144 #define SIO_IER_EMSI 0x08 // enable modem status interrupt
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	145
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	146 // The interrupt identification register bits.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	147 #define SIO_IIR_IP 0x01 // 0 if interrupt pending
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	148 #define SIO_IIR_ID_MASK 0x0e // mask for interrupt ID bits
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	149 #define ISR_Tx 0x02
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	150 #define ISR_Rx 0x04
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	151
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	152 // The line status register bits.
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	153 #define SIO_LSR_DR 0x01 // data ready
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	154 #define SIO_LSR_OE 0x02 // overrun error
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	155 #define SIO_LSR_PE 0x04 // parity error
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	156 #define SIO_LSR_FE 0x08 // framing error
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	157 #define SIO_LSR_BI 0x10 // break interrupt
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	158 #define SIO_LSR_THRE 0x20 // transmitter holding register empty
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	159 #define SIO_LSR_TEMT 0x40 // transmitter register empty
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	160 #define SIO_LSR_ERR 0x80 // any error condition
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	161
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	162 // The modem status register bits.
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	163 #define SIO_MSR_DCTS 0x01 // delta clear to send
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	164 #define SIO_MSR_DDSR 0x02 // delta data set ready
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	165 #define SIO_MSR_TERI 0x04 // trailing edge ring indicator
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	166 #define SIO_MSR_DDCD 0x08 // delta data carrier detect
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	167 #define SIO_MSR_CTS 0x10 // clear to send
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	168 #define SIO_MSR_DSR 0x20 // data set ready
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	169 #define SIO_MSR_RI 0x40 // ring indicator
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	170 #define SIO_MSR_DCD 0x80 // data carrier detect
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	171
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	172 // The line control register bits.
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	173 #define SIO_LCR_WLS0 0x01 // word length select bit 0
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	174 #define SIO_LCR_WLS1 0x02 // word length select bit 1
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	175 #define SIO_LCR_STB 0x04 // number of stop bits
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	176 #define SIO_LCR_PEN 0x08 // parity enable
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	177 #define SIO_LCR_EPS 0x10 // even parity select
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	178 #define SIO_LCR_SP 0x20 // stick parity
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	179 #define SIO_LCR_SB 0x40 // set break
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	180 #define SIO_LCR_DLAB 0x80 // divisor latch access bit
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	181
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	182 // The FIFO control register
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	183 #define SIO_FCR_FCR0 0x01 // enable xmit and rcvr fifos
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	184 #define SIO_FCR_FCR1 0x02 // clear RCVR FIFO
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	185 #define SIO_FCR_FCR2 0x04 // clear XMIT FIFO
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	186
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	187
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	188 //-----------------------------------------------------------------------------
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	189 typedef struct {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	190 cyg_uint8* base;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	191 cyg_int32 msec_timeout;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	192 int isr_vector;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	193 } channel_data_t;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	194
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	195 //-----------------------------------------------------------------------------
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	196 static void
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	197 init_serial_channel(const channel_data_t* __ch_data)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	198 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	199 cyg_uint8* base = __ch_data->base;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	200 cyg_uint8 lcr;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	201
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	202 // 8-1-no parity.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	203 HAL_WRITE_UINT8(base+CYG_DEV_SERIAL_LCR,
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	204 SIO_LCR_WLS0 \| SIO_LCR_WLS1);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	205
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	206 HAL_READ_UINT8(base+CYG_DEV_SERIAL_LCR, lcr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	207 lcr \|= SIO_LCR_DLAB;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	208 HAL_WRITE_UINT8(base+CYG_DEV_SERIAL_LCR, lcr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	209 HAL_WRITE_UINT8(base+CYG_DEV_SERIAL_DLL, CYG_DEV_SERIAL_BAUD_LSB);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	210 HAL_WRITE_UINT8(base+CYG_DEV_SERIAL_DLM, CYG_DEV_SERIAL_BAUD_MSB);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	211 lcr &= ~SIO_LCR_DLAB;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	212 HAL_WRITE_UINT8(base+CYG_DEV_SERIAL_LCR, lcr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	213 HAL_WRITE_UINT8(base+CYG_DEV_SERIAL_FCR, 0x07); // Enable & clear FIFO
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	214 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	215
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	216 static cyg_bool
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	217 cyg_hal_plf_serial_getc_nonblock(void* __ch_data, cyg_uint8* ch)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	218 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	219 cyg_uint8* base = ((channel_data_t*)__ch_data)->base;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	220 cyg_uint8 lsr;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	221
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	222 HAL_READ_UINT8(base+CYG_DEV_SERIAL_LSR, lsr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	223 if ((lsr & SIO_LSR_DR) == 0)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	224 return false;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	225
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	226 HAL_READ_UINT8(base+CYG_DEV_SERIAL_RBR, *ch);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	227
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	228 return true;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	229 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	230
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	231
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	232 cyg_uint8
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	233 cyg_hal_plf_serial_getc(void* __ch_data)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	234 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	235 cyg_uint8 ch;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	236 CYGARC_HAL_SAVE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	237
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	238 while(!cyg_hal_plf_serial_getc_nonblock(__ch_data, &ch));
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	239
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	240 CYGARC_HAL_RESTORE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	241 return ch;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	242 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	243
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	244 void
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	245 cyg_hal_plf_serial_putc(void* __ch_data, cyg_uint8 c)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	246 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	247 cyg_uint8* base = ((channel_data_t*)__ch_data)->base;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	248 cyg_uint8 lsr;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	249 CYGARC_HAL_SAVE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	250
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	251 do {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	252 HAL_READ_UINT8(base+CYG_DEV_SERIAL_LSR, lsr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	253 } while ((lsr & SIO_LSR_THRE) == 0);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	254
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	255 HAL_WRITE_UINT8(base+CYG_DEV_SERIAL_THR, c);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	256
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	257 // Hang around until the character has been safely sent.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	258 do {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	259 HAL_READ_UINT8(base+CYG_DEV_SERIAL_LSR, lsr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	260 } while ((lsr & SIO_LSR_THRE) == 0);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	261
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	262 CYGARC_HAL_RESTORE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	263 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	264
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	265 static const channel_data_t channels[2] = {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	266 { (cyg_uint8*)CMA101_DUARTA, 1000, CYGNUM_HAL_INTERRUPT_SERIAL_A},
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	267 { (cyg_uint8*)CMA101_DUARTB, 1000, CYGNUM_HAL_INTERRUPT_SERIAL_B}
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	268 };
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	269
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	270 static void
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	271 cyg_hal_plf_serial_write(void* __ch_data, const cyg_uint8* __buf,
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	272 cyg_uint32 __len)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	273 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	274 CYGARC_HAL_SAVE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	275
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	276 while(__len-- > 0)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	277 cyg_hal_plf_serial_putc(__ch_data, *__buf++);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	278
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	279 CYGARC_HAL_RESTORE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	280 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	281
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	282 static void
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	283 cyg_hal_plf_serial_read(void* __ch_data, cyg_uint8* __buf, cyg_uint32 __len)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	284 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	285 CYGARC_HAL_SAVE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	286
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	287 while(__len-- > 0)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	288 *__buf++ = cyg_hal_plf_serial_getc(__ch_data);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	289
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	290 CYGARC_HAL_RESTORE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	291 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	292
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	293 cyg_bool
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	294 cyg_hal_plf_serial_getc_timeout(void* __ch_data, cyg_uint8* ch)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	295 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	296 int delay_count;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	297 channel_data_t* chan = (channel_data_t*)__ch_data;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	298 cyg_bool res;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	299 CYGARC_HAL_SAVE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	300
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	301 delay_count = chan->msec_timeout * 10; // delay in .1 ms steps
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	302 for(;;) {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	303 res = cyg_hal_plf_serial_getc_nonblock(__ch_data, ch);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	304 if (res \|\| 0 == delay_count--)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	305 break;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	306
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	307 CYGACC_CALL_IF_DELAY_US(100);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	308 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	309
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	310 CYGARC_HAL_RESTORE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	311 return res;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	312 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	313
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	314 static int
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	315 cyg_hal_plf_serial_control(void *__ch_data, __comm_control_cmd_t __func, ...)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	316 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	317 static int irq_state = 0;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	318 channel_data_t* chan = (channel_data_t*)__ch_data;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	319 cyg_uint8 ier;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	320 int ret = 0;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	321 CYGARC_HAL_SAVE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	322
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	323 switch (__func) {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	324 case __COMMCTL_IRQ_ENABLE:
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	325 HAL_INTERRUPT_UNMASK(chan->isr_vector);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	326 HAL_INTERRUPT_SET_LEVEL(chan->isr_vector, 1);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	327 HAL_READ_UINT8(chan->base+CYG_DEV_SERIAL_IER, ier);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	328 ier \|= SIO_IER_ERDAI;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	329 HAL_WRITE_UINT8(chan->base+CYG_DEV_SERIAL_IER, ier);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	330 irq_state = 1;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	331 break;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	332 case __COMMCTL_IRQ_DISABLE:
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	333 ret = irq_state;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	334 irq_state = 0;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	335 HAL_INTERRUPT_MASK(chan->isr_vector);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	336 HAL_READ_UINT8(chan->base+CYG_DEV_SERIAL_IER, ier);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	337 ier &= ~SIO_IER_ERDAI;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	338 HAL_WRITE_UINT8(chan->base+CYG_DEV_SERIAL_IER, ier);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	339 break;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	340 case __COMMCTL_DBG_ISR_VECTOR:
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	341 ret = chan->isr_vector;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	342 break;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	343 case __COMMCTL_SET_TIMEOUT:
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	344 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	345 va_list ap;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	346
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	347 va_start(ap, __func);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	348
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	349 ret = chan->msec_timeout;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	350 chan->msec_timeout = va_arg(ap, cyg_uint32);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	351
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	352 va_end(ap);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	353 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	354 default:
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	355 break;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	356 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	357 CYGARC_HAL_RESTORE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	358 return ret;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	359 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	360
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	361 static int
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	362 cyg_hal_plf_serial_isr(void __ch_data, int __ctrlc,
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	363 CYG_ADDRWORD __vector, CYG_ADDRWORD __data)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	364 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	365 channel_data_t* chan = (channel_data_t*)__ch_data;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	366 cyg_uint8 _iir;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	367 int res = 0;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	368 CYGARC_HAL_SAVE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	369
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	370 HAL_READ_UINT8(chan->base+CYG_DEV_SERIAL_IIR, _iir);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	371 _iir &= SIO_IIR_ID_MASK;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	372
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	373 *__ctrlc = 0;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	374 if ( ISR_Rx == _iir ) {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	375 cyg_uint8 c, lsr;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	376 HAL_READ_UINT8(chan->base+CYG_DEV_SERIAL_LSR, lsr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	377 if (lsr & SIO_LSR_DR) {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	378
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	379 HAL_READ_UINT8(chan->base+CYG_DEV_SERIAL_RBR, c);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	380
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	381 if( cyg_hal_is_break( &c , 1 ) )
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	382 *__ctrlc = 1;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	383 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	384
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	385 // Acknowledge the interrupt
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	386 HAL_INTERRUPT_ACKNOWLEDGE(chan->isr_vector);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	387 res = CYG_ISR_HANDLED;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	388 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	389
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	390 CYGARC_HAL_RESTORE_GP();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	391 return res;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	392 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	393
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	394 static void
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	395 cyg_hal_plf_serial_init(void)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	396 {
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	397 hal_virtual_comm_table_t* comm;
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	398 int cur = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	399
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	400 // Disable interrupts.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	401 HAL_INTERRUPT_MASK(channels[0].isr_vector);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	402 HAL_INTERRUPT_MASK(channels[1].isr_vector);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	403
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	404 // Init channels
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	405 init_serial_channel(&channels[0]);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	406 init_serial_channel(&channels[1]);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	407
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	408 // Setup procs in the vector table
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	409
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	410 // Set channel 0
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	411 CYGACC_CALL_IF_SET_CONSOLE_COMM(0);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	412 comm = CYGACC_CALL_IF_CONSOLE_PROCS();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	413 CYGACC_COMM_IF_CH_DATA_SET(*comm, &channels[0]);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	414 CYGACC_COMM_IF_WRITE_SET(*comm, cyg_hal_plf_serial_write);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	415 CYGACC_COMM_IF_READ_SET(*comm, cyg_hal_plf_serial_read);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	416 CYGACC_COMM_IF_PUTC_SET(*comm, cyg_hal_plf_serial_putc);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	417 CYGACC_COMM_IF_GETC_SET(*comm, cyg_hal_plf_serial_getc);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	418 CYGACC_COMM_IF_CONTROL_SET(*comm, cyg_hal_plf_serial_control);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	419 CYGACC_COMM_IF_DBG_ISR_SET(*comm, cyg_hal_plf_serial_isr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	420 CYGACC_COMM_IF_GETC_TIMEOUT_SET(*comm, cyg_hal_plf_serial_getc_timeout);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	421
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	422 // Set channel 1
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	423 CYGACC_CALL_IF_SET_CONSOLE_COMM(1);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	424 comm = CYGACC_CALL_IF_CONSOLE_PROCS();
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	425 CYGACC_COMM_IF_CH_DATA_SET(*comm, &channels[1]);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	426 CYGACC_COMM_IF_WRITE_SET(*comm, cyg_hal_plf_serial_write);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	427 CYGACC_COMM_IF_READ_SET(*comm, cyg_hal_plf_serial_read);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	428 CYGACC_COMM_IF_PUTC_SET(*comm, cyg_hal_plf_serial_putc);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	429 CYGACC_COMM_IF_GETC_SET(*comm, cyg_hal_plf_serial_getc);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	430 CYGACC_COMM_IF_CONTROL_SET(*comm, cyg_hal_plf_serial_control);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	431 CYGACC_COMM_IF_DBG_ISR_SET(*comm, cyg_hal_plf_serial_isr);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	432 CYGACC_COMM_IF_GETC_TIMEOUT_SET(*comm, cyg_hal_plf_serial_getc_timeout);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	433
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	434 // Restore original console
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	435 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	436 }
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	437
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	438 //=============================================================================
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	439 // Compatibility with older stubs
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	440 //=============================================================================
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	441
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	442 #ifndef CYGSEM_HAL_VIRTUAL_VECTOR_DIAG
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	443
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	444
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	445 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	446 #include <cyg/hal/drv_api.h>
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	447 #include <cyg/hal/hal_stub.h> // cyg_hal_gdb_interrupt
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	448 #endif
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	449
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	450 // Assumption: all diagnostic output must be GDB packetized unless this is a ROM (i.e.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	451 // totally stand-alone) system.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	452
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 110 diff changeset	453 #if defined(CYG_HAL_STARTUP_ROM) \|\| !defined(CYGDBG_HAL_DIAG_TO_DEBUG_CHAN)
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	454 #define HAL_DIAG_USES_HARDWARE
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	455 #endif
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	456
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	457 /---------------------------------------------------------------------------/
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	458 #if CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL==0
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	459 // This is the base address of the A-channel
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	460 #define CYG_DEV_SERIAL_BASE CMA101_DUARTA
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	461 #define CYG_DEV_SERIAL_INT CYGNUM_HAL_INTERRUPT_SERIAL_A
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	462 #else
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	463 // This is the base address of the B-channel
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	464 #define CYG_DEV_SERIAL_BASE CMA101_DUARTB
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	465 #define CYG_DEV_SERIAL_INT CYGNUM_HAL_INTERRUPT_SERIAL_B
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	466 #endif
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	467
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	468 static channel_data_t ser_channel = { (cyg_uint8*)CYG_DEV_SERIAL_BASE, 0, 0};
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	469
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	470 #ifdef HAL_DIAG_USES_HARDWARE
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	471
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	472 void hal_diag_init(void)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	473 {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	474 static int init = 0;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	475 char *msg = "\n\rARM eCos\n\r";
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	476 cyg_uint8 lcr;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	477
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	478 if (init++) return;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	479
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	480 init_serial_channel(&ser_channel);
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	481
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	482 while (msg) hal_diag_write_char(msg++);
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	483 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	484
56 755351606154 Merge from eCos master repository on 1999-12-01-18:03:05-GMT jlarmour parents: 54 diff changeset	485 #ifdef DEBUG_DIAG
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	486 #if defined(CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	487 #define DIAG_BUFSIZE 32
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	488 #else
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	489 #define DIAG_BUFSIZE 2048
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	490 #endif
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	491 static char diag_buffer[DIAG_BUFSIZE];
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	492 static int diag_bp = 0;
56 755351606154 Merge from eCos master repository on 1999-12-01-18:03:05-GMT jlarmour parents: 54 diff changeset	493 #endif
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	494
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	495 void hal_diag_write_char(char c)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	496 {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	497 cyg_uint8 lsr;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	498
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	499 hal_diag_init();
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	500
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	501 cyg_hal_plf_serial_putc(&ser_channel, c)
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	502
56 755351606154 Merge from eCos master repository on 1999-12-01-18:03:05-GMT jlarmour parents: 54 diff changeset	503 #ifdef DEBUG_DIAG
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	504 diag_buffer[diag_bp++] = c;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	505 if (diag_bp == DIAG_BUFSIZE) {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	506 while (1) ;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	507 diag_bp = 0;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	508 }
56 755351606154 Merge from eCos master repository on 1999-12-01-18:03:05-GMT jlarmour parents: 54 diff changeset	509 #endif
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	510 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	511
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	512 void hal_diag_read_char(char *c)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	513 {
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	514 *c = cyg_hal_plf_serial_getc(&ser_channel);
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	515 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	516
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	517 #else // HAL_DIAG relies on GDB
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	518
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	519 // Initialize diag port - assume GDB channel is already set up
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	520 void hal_diag_init(void)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	521 {
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	522 if (0) init_serial_channel(&ser_channel); // avoid warning
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	523 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	524
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	525 // Actually send character down the wire
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	526 static void
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	527 hal_diag_write_char_serial(char c)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	528 {
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	529 cyg_hal_plf_serial_putc(&ser_channel, c);
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	530 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	531
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	532 static bool
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	533 hal_diag_read_serial(char *c)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	534 {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	535 long timeout = 1000000000; // A long time...
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	536 while (!cyg_hal_plf_serial_getc_nonblock(&ser_channel, c))
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	537 if (0 == --timeout) return false;
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	538
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	539 return true;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	540 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	541
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	542 void
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	543 hal_diag_read_char(char *c)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	544 {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	545 while (!hal_diag_read_serial(c)) ;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	546 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	547
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	548 void
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	549 hal_diag_write_char(char c)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	550 {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	551 static char line[100];
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	552 static int pos = 0;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	553
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	554 // No need to send CRs
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	555 if( c == '\r' ) return;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	556
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	557 line[pos++] = c;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	558
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	559 if( c == '\n' \|\| pos == sizeof(line) )
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	560 {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	561 CYG_INTERRUPT_STATE old;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	562
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	563 // Disable interrupts. This prevents GDB trying to interrupt us
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	564 // while we are in the middle of sending a packet. The serial
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	565 // receive interrupt will be seen when we re-enable interrupts
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	566 // later.
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	567
50 a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT jlarmour parents: 46 diff changeset	568 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT jlarmour parents: 46 diff changeset	569 CYG_HAL_GDB_ENTER_CRITICAL_IO_REGION(old);
a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT jlarmour parents: 46 diff changeset	570 #else
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	571 HAL_DISABLE_INTERRUPTS(old);
50 a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT jlarmour parents: 46 diff changeset	572 #endif
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	573
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	574 while(1)
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	575 {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	576 static char hex[] = "0123456789ABCDEF";
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	577 cyg_uint8 csum = 0;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	578 int i;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	579 char c1;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	580
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	581 hal_diag_write_char_serial('$');
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	582 hal_diag_write_char_serial('O');
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	583 csum += 'O';
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	584 for( i = 0; i < pos; i++ )
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	585 {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	586 char ch = line[i];
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	587 char h = hex[(ch>>4)&0xF];
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	588 char l = hex[ch&0xF];
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	589 hal_diag_write_char_serial(h);
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	590 hal_diag_write_char_serial(l);
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	591 csum += h;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	592 csum += l;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	593 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	594 hal_diag_write_char_serial('#');
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	595 hal_diag_write_char_serial(hex[(csum>>4)&0xF]);
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	596 hal_diag_write_char_serial(hex[csum&0xF]);
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	597
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	598 // Wait for the ACK character '+' from GDB here and handle
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	599 // receiving a ^C instead. This is the reason for this clause
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	600 // being a loop.
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	601 if (!hal_diag_read_serial(&c1))
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	602 continue; // No response - try sending packet again
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	603
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	604 if( c1 == '+' )
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	605 break; // a good acknowledge
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	606
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	607 #ifdef CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	608 cyg_drv_interrupt_acknowledge(CYG_DEV_SERIAL_INT);
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	609 if( c1 == 3 ) {
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	610 // Ctrl-C: breakpoint.
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	611 cyg_hal_gdb_interrupt (__builtin_return_address(0));
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	612 break;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	613 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	614 #endif
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	615 // otherwise, loop round again
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	616 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	617
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	618 pos = 0;
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	619
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	620 // And re-enable interrupts
50 a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT jlarmour parents: 46 diff changeset	621 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT jlarmour parents: 46 diff changeset	622 CYG_HAL_GDB_LEAVE_CRITICAL_IO_REGION(old);
a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT jlarmour parents: 46 diff changeset	623 #else
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	624 HAL_RESTORE_INTERRUPTS(old);
50 a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT jlarmour parents: 46 diff changeset	625 #endif
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	626
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	627 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	628 }
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	629 #endif
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	630
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	631 #endif // CYGSEM_HAL_VIRTUAL_VECTOR_DIAG
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 66 diff changeset	632
46 797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	633 /---------------------------------------------------------------------------/
797268ecc331 Merge from eCos master repository on 1999-10-19-18:55:31-BST jlarmour parents: diff changeset	634 /* End of hal_diag.c */

Mercurial > ecos

annotate packages/hal/arm/cma230/current/src/hal_diag.c @ 208:e0c0827131d1 ecos