ecos: packages/io/eth/current/src/net/eth

annotate packages/io/eth/current/src/net/eth_drv.c @ 3292:7f8e529b4d82 default tip

Fix FREESCALE_EDMA_NBYTES_MLOFFYES_MLOFF() so it works with negative offsets.

author	vae
date	Wed, 29 Apr 2015 23:31:48 +0000
parents	74dbf4c3f2e1
children

rev	line source
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1 //==========================================================================
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	2 //
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	3 // src/net/eth_drv.c
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	4 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	5 // Hardware independent ethernet driver
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	6 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	7 //==========================================================================
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	8 // ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	9 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	10 // This file is part of eCos, the Embedded Configurable Operating System.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	11 // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	12 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	13 // eCos is free software; you can redistribute it and/or modify it under
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	14 // the terms of the GNU General Public License as published by the Free
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	15 // Software Foundation; either version 2 or (at your option) any later
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	16 // version.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	17 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	18 // eCos is distributed in the hope that it will be useful, but WITHOUT
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	19 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	21 // for more details.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	22 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	23 // You should have received a copy of the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	24 // along with eCos; if not, write to the Free Software Foundation, Inc.,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	26 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	27 // As a special exception, if other files instantiate templates or use
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	28 // macros or inline functions from this file, or you compile this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	29 // and link it with other works to produce a work based on this file,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	30 // this file does not by itself cause the resulting work to be covered by
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	31 // the GNU General Public License. However the source code for this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	32 // must still be made available in accordance with section (3) of the GNU
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	33 // General Public License v2.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	34 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	35 // This exception does not invalidate any other reasons why a work based
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	36 // on this file might be covered by the GNU General Public License.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	37 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2118 diff changeset	38 // ####ECOSGPLCOPYRIGHTEND####
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	39 //==========================================================================
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	40 //#####DESCRIPTIONBEGIN####
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	41 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	42 // Author(s): gthomas
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	43 // Contributors: gthomas
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	44 // Date: 2000-01-10
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	45 // Purpose: Hardware independent ethernet driver
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	46 // Description:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	47 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	48 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	49 //####DESCRIPTIONEND####
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	50 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	51 //==========================================================================
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	52
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	53 // High-level ethernet driver
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	54
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	55 #include <sys/param.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	56 #include <sys/errno.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	57 #include <sys/ioctl.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	58 #include <sys/mbuf.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	59 #include <sys/socket.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	60
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	61 #include <net/if.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	62 #include <net/if_dl.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	63 #include <net/if_types.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	64 #include <net/netisr.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	65
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	66 #ifdef INET
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	67 #include <netinet/in.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	68 #include <netinet/in_systm.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	69 #include <netinet/in_var.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	70 #include <netinet/ip.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	71 #include <netinet/if_ether.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	72 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	73
1126 b56e22bed6a2 * include/eth_drv.h: nickg parents: 828 diff changeset	74 #ifndef NBPFILTER
b56e22bed6a2 * include/eth_drv.h: nickg parents: 828 diff changeset	75 #define NBPFILTER 0
b56e22bed6a2 * include/eth_drv.h: nickg parents: 828 diff changeset	76 #endif
b56e22bed6a2 * include/eth_drv.h: nickg parents: 828 diff changeset	77
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	78 #if NBPFILTER > 0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	79 #include <net/bpf.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	80 #include <net/bpfdesc.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	81 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	82
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	83 #include <cyg/infra/cyg_ass.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	84 #include <cyg/hal/drv_api.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	85 #include <pkgconf/hal.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	86 #include <cyg/hal/hal_if.h>
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	87 #include <pkgconf/io_eth_drivers.h> // module configury; SIMULATED_FAILURES
184 022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	88 #include <pkgconf/net.h> // CYGPKG_NET_FAST_THREAD_TICKLE_DEVS?
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	89
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	90 #include <cyg/io/eth/eth_drv.h>
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	91 #include <cyg/io/eth/netdev.h>
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	92
188 ab68c1701603 Merge from eCos master repository on 2001-10-06-22:03:08-BST jlarmour parents: 184 diff changeset	93 #ifndef min
ab68c1701603 Merge from eCos master repository on 2001-10-06-22:03:08-BST jlarmour parents: 184 diff changeset	94 #define min( _x_, _y_ ) ((_x_) < (_y_) ? (_x_) : (_y_))
ab68c1701603 Merge from eCos master repository on 2001-10-06-22:03:08-BST jlarmour parents: 184 diff changeset	95 #endif
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	96
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	97 // ------------------------------------------------------------------------
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	98 #ifdef CYGPKG_IO_ETH_DRIVERS_SIMULATED_FAILURES
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	99
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	100 #define noLOG_RANDOM 32 // so you can tell this is really being random
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	101 #ifdef LOG_RANDOM
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	102 static struct {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	103 unsigned int *which;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	104 unsigned int random;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	105 unsigned int r100;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	106 } random_log[LOG_RANDOM];
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	107
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	108 static int random_index = 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	109 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	110
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	111 static unsigned int
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	112 randomize( unsigned int *p )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	113 {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	114 unsigned int r100;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	115 HAL_CLOCK_READ( &r100 );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	116 r100 ^= *p;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	117 p = (r100 1103515245) + 12345;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	118 r100 &= 127;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	119 if ( r100 >= 100 ) // spread the overflow around evenly
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	120 r100 = 4 * (r100 - 100);
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	121 if ( r100 >= 100 ) // and again - (125,126,127=>100,104,108)
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	122 r100 = 12 * (r100 - 100); // =>(0,48,96)
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	123 #ifdef LOG_RANDOM
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	124 random_log[random_index].which = p;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	125 random_log[random_index].random = *p;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	126 random_log[random_index].r100 = r100;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	127 random_index++;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	128 random_index &= (LOG_RANDOM-1);
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	129 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	130 return r100;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	131 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	132
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	133 #define SIMULATE_FAIL_SEND 1
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	134 #define SIMULATE_FAIL_RECV 2
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	135 #define SIMULATE_FAIL_CORRUPT 3
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	136
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	137 static struct simulated_failure_state {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	138 struct eth_drv_sc *sc;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	139 unsigned int r_tx_fail;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	140 unsigned int r_rx_fail;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	141 unsigned int r_rx_corrupt;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	142 cyg_tick_count_t droptime;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	143 cyg_tick_count_t passtime;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	144 } simulated_failure_states[2] = {{0},{0}};
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	145
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	146 static int
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	147 simulate_fail( struct eth_drv_sc *sc, int which )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	148 {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	149 struct simulated_failure_state *s;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	150
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	151 for ( s = &simulated_failure_states[0]; s < &simulated_failure_states[2];
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	152 s++ ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	153 if ( 0 == s->sc ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	154 s->sc = sc;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	155 s->r_tx_fail = (unsigned int)sc;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	156 s->r_rx_fail = (unsigned int)sc ^ 0x01234567;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	157 s->r_rx_corrupt = (unsigned int)sc ^ 0xdeadbeef;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	158 s->droptime = 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	159 s->passtime = 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	160 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	161 if ( sc == s->sc )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	162 break;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	163 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	164 if ( &simulated_failure_states[2] == s ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	165 CYG_FAIL( "No free slot in simulated_failure_states[]" );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	166 return 1; // always fail
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	167 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	168
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	169 #ifdef CYGPKG_IO_ETH_DRIVERS_SIMULATE_LINE_CUT
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	170 // Regardless of the question, we say "yes" during the period of
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	171 // unpluggedness...
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	172 {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	173 cyg_tick_count_t now = cyg_current_time();
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	174 if ( now > s->droptime && 0 == s->passtime ) { // [initial condition]
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	175 s->droptime = 0; // go into a passing phase
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	176 (void)randomize( &s->r_tx_fail );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	177 (void)randomize( &s->r_rx_fail );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	178 (void)randomize( &s->r_rx_corrupt );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	179 s->passtime = s->r_tx_fail + s->r_rx_fail + s->r_rx_corrupt;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	180 s->passtime &= 0x3fff; // 16k cS is up to 160S, about 2.5 minutes
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	181 s->passtime += now;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	182 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	183 else if ( now > s->passtime && 0 == s->droptime ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	184 s->passtime = 0; // go into a dropping phase
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	185 (void)randomize( &s->r_tx_fail );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	186 (void)randomize( &s->r_rx_fail );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	187 (void)randomize( &s->r_rx_corrupt );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	188 s->droptime = s->r_tx_fail + s->r_rx_fail + s->r_rx_corrupt;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	189 s->droptime &= 0x0fff; // 4k cS is up to 40S, about 1/2 a minute
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	190 s->droptime += now;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	191 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	192
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	193 if ( now < s->droptime )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	194 return 1; // Say "no"
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	195 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	196 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	197
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	198 switch ( which ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	199 #ifdef CYGPKG_IO_ETH_DRIVERS_SIMULATE_DROP_TX
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	200 case SIMULATE_FAIL_SEND: {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	201 unsigned int z = randomize( &s->r_tx_fail );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	202 return z < CYGPKG_IO_ETH_DRIVERS_SIMULATE_DROP_TX;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	203 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	204 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	205 #ifdef CYGPKG_IO_ETH_DRIVERS_SIMULATE_DROP_RX
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	206 case SIMULATE_FAIL_RECV: {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	207 unsigned int z = randomize( &s->r_rx_fail );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	208 return z < CYGPKG_IO_ETH_DRIVERS_SIMULATE_DROP_RX;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	209 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	210 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	211 #ifdef CYGPKG_IO_ETH_DRIVERS_SIMULATE_CORRUPT_RX
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	212 case SIMULATE_FAIL_CORRUPT: {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	213 unsigned int z = randomize( &s->r_rx_corrupt );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	214 return z < CYGPKG_IO_ETH_DRIVERS_SIMULATE_CORRUPT_RX;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	215 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	216 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	217 default:
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	218 // do nothing - for when options above are not enabled.
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	219 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	220 return 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	221 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	222
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	223 #define noLOG_CORRUPTION 32 // so you can tell this is really being random
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	224 #ifdef LOG_CORRUPTION
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	225 static struct {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	226 int len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	227 int thislen;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	228 int off;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	229 unsigned char xor;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	230 unsigned char idx;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	231 } corruption_log[LOG_CORRUPTION];
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	232
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	233 static int corruption_index = 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	234 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	235
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	236 static void
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	237 simulate_fail_corrupt_sglist( struct eth_drv_sg *sg_list, int sg_len )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	238 {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	239 unsigned int z, len, i, off;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	240 HAL_CLOCK_READ( &z );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	241 z += simulated_failure_states[0].r_rx_corrupt;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	242 z += simulated_failure_states[1].r_rx_corrupt;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	243
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	244 CYG_ASSERT( MAX_ETH_DRV_SG >= sg_len, "sg_len overflow in corrupt" );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	245
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	246 for ( i = 0, len = 0; i < sg_len && sg_list[i].buf && sg_list[i].len; i++ )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	247 len =+ sg_list[i].len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	248
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	249 CYG_ASSERT( 1500 >= len, "sg...len > ether MTU" );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	250 if ( 14 >= len ) // normal ether header
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	251 return;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	252
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	253 off = z & 2047; // next (2^N-1) > MTU
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	254 while ( off > len )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	255 off -= len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	256
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	257 for ( i = 0; i < sg_len && sg_list[i].buf && sg_list[i].len; i++ ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	258 if ( off < sg_list[i].len ) { // corrupt this one
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	259 unsigned char p = (unsigned char )sg_list[i].buf;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	260 p[off] ^= (0xff & (z >> 11));
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	261 #ifdef LOG_CORRUPTION
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	262 corruption_log[corruption_index].len = len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	263 corruption_log[corruption_index].thislen = sg_list[i].len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	264 corruption_log[corruption_index].off = off;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	265 corruption_log[corruption_index].xor = (0xff & (z >> 11));
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	266 corruption_log[corruption_index].idx = i;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	267 corruption_index++;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	268 corruption_index &= (LOG_CORRUPTION-1);
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	269 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	270 return;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	271 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	272 off -= sg_list[i].len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	273 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	274 CYG_FAIL( "Didn't corrupt anything" );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	275 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	276
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	277 #endif // CYGPKG_IO_ETH_DRIVERS_SIMULATED_FAILURES
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	278 // ------------------------------------------------------------------------
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	279
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	280 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_SUPPORT
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	281
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	282 #include <cyg/hal/hal_if.h>
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	283
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	284 // Use with care! Local variable defined!
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	285 #define START_CONSOLE() \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	286 { /* NEW BLOCK */ \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	287 int _cur_console = \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	288 CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT); \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	289 { \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	290 int i; \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	291 if ( CYGACC_CALL_IF_FLASH_CFG_OP( CYGNUM_CALL_IF_FLASH_CFG_GET, \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	292 "info_console_force", &i, \
1457 9bf998a57d30 Handle changes in FLASH CFG API gthomas parents: 1169 diff changeset	293 CYGNUM_FLASH_CFG_TYPE_CONFIG_BOOL ) ) { \
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	294 if ( i ) { \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	295 if ( CYGACC_CALL_IF_FLASH_CFG_OP( CYGNUM_CALL_IF_FLASH_CFG_GET, \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	296 "info_console_number", &i, \
1457 9bf998a57d30 Handle changes in FLASH CFG API gthomas parents: 1169 diff changeset	297 CYGNUM_FLASH_CFG_TYPE_CONFIG_INT ) ){ \
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	298 /* Then i is the console to force it to: */ \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	299 CYGACC_CALL_IF_SET_CONSOLE_COMM( i ); \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	300 } \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	301 } \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	302 } \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	303 }
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	304
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	305 #define END_CONSOLE() \
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	306 CYGACC_CALL_IF_SET_CONSOLE_COMM(_cur_console); \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	307 } /* END BLOCK */
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	308
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	309 #else
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	310 #define START_CONSOLE()
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	311 #define END_CONSOLE()
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	312 #endif
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	313 // ------------------------------------------------------------------------
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	314
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	315 #ifdef CYGPKG_NET_FREEBSD_STACK
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	316 extern char *_ioctl_name(u_long cmd);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	317 typedef void void_fun(void *);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	318 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	319
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	320 static int eth_drv_ioctl(struct ifnet *, u_long, caddr_t);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	321 static void eth_drv_send(struct ifnet *);
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	322 static void eth_drv_start(struct eth_drv_sc *sc);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	323
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	324 #ifdef CYGDBG_IO_ETH_DRIVERS_DEBUG
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	325 int cyg_io_eth_net_debug = CYGDBG_IO_ETH_DRIVERS_DEBUG_VERBOSITY;
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	326 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	327
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	328 // Interfaces exported to drivers
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	329
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	330 static void eth_drv_init(struct eth_drv_sc sc, unsigned char enaddr);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	331 static void eth_drv_recv(struct eth_drv_sc *sc, int total_len);
121 6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	332 static void eth_drv_tx_done(struct eth_drv_sc *sc, CYG_ADDRESS key, int status);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	333
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	334 struct eth_drv_funs eth_drv_funs = {eth_drv_init, eth_drv_recv, eth_drv_tx_done};
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	335
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	336 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	337 // This function is called during system initialization to register a
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	338 // network interface with the system.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	339 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	340 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	341 eth_drv_init(struct eth_drv_sc sc, unsigned char enaddr)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	342 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	343 struct ifnet *ifp = &sc->sc_arpcom.ac_if;
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	344 #ifdef CYGPKG_NET_FREEBSD_STACK
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	345 int unit;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	346 char np, xp;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	347 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	348
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	349 // Set up hardware address
149 52c99470ec11 Merge from eCos master repository on 2001-01-19-06:43:03-GMT jlarmour parents: 147 diff changeset	350 if (NULL != enaddr)
52c99470ec11 Merge from eCos master repository on 2001-01-19-06:43:03-GMT jlarmour parents: 147 diff changeset	351 bcopy(enaddr, &sc->sc_arpcom.ac_enaddr, ETHER_ADDR_LEN);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	352
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	353 // Initialize ifnet structure
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	354 ifp->if_softc = sc;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	355 ifp->if_start = eth_drv_send;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	356 ifp->if_ioctl = eth_drv_ioctl;
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	357 ifp->if_flags = IFF_BROADCAST \| IFF_SIMPLEX \| IFF_MULTICAST;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	358 #ifdef IFF_NOTRAILERS
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	359 ifp->if_flags \|= IFF_NOTRAILERS;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	360 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	361 #ifdef CYGPKG_NET_FREEBSD_STACK
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	362 ifp->if_name = xp = ifp->if_xname;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	363 np = (char *)sc->dev_name;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	364 unit = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	365 while (np && !((np >= '0') && (np <= '9'))) xp++ = *np++;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	366 if (*np) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	367 *xp = '\0';
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	368 while (*np) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	369 unit = (unit * 10) + (*np++ - '0');
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	370 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	371 ifp->if_unit = unit;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	372 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	373 ifp->if_init = (void_fun *)eth_drv_start;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	374 ifp->if_output = ether_output;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	375 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	376 bcopy((void *)sc->dev_name, ifp->if_xname, IFNAMSIZ);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	377 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	378 sc->state = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	379
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	380 // Attach the interface
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	381 #ifdef CYGPKG_NET_FREEBSD_STACK
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	382 ether_ifattach(ifp, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	383 #else
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	384 if_attach(ifp);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	385 ether_ifattach(ifp);
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	386 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	387
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	388 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_DIAG
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	389 // Set up interfaces so debug environment can share this device
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	390 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	391 void *dbg = CYGACC_CALL_IF_DBG_DATA();
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	392 if (!dbg) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	393 CYGACC_CALL_IF_DBG_DATA_SET((void *)sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	394 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	395 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	396 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	397 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	398
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	399 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	400 // This [internal] function will be called to stop activity on an interface.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	401 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	402 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	403 eth_drv_stop(struct eth_drv_sc *sc)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	404 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	405 (sc->funs->stop)(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	406 sc->state &= ~ETH_DRV_STATE_ACTIVE;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	407 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	408
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	409 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	410 // This [internal] function will be called to start activity on an interface.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	411 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	412 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	413 eth_drv_start(struct eth_drv_sc *sc)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	414 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	415 struct ifnet *ifp = &sc->sc_arpcom.ac_if;
256 1eb79d208648 Fix compile error. gthomas parents: 251 diff changeset	416
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	417 // Perform any hardware initialization
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	418 (sc->funs->start)(sc, (unsigned char *)&sc->sc_arpcom.ac_enaddr, 0);
256 1eb79d208648 Fix compile error. gthomas parents: 251 diff changeset	419 #ifdef CYGPKG_NET_FREEBSD_STACK
251 c8e3659acd62 Fix from Red Hat: reconfigure multicast addresses if present on startup. gthomas parents: 210 diff changeset	420 // resend multicast addresses if present
c8e3659acd62 Fix from Red Hat: reconfigure multicast addresses if present on startup. gthomas parents: 210 diff changeset	421 if(ifp->if_multiaddrs.lh_first && ifp->if_ioctl) {
256 1eb79d208648 Fix compile error. gthomas parents: 251 diff changeset	422 int s = splimp();
251 c8e3659acd62 Fix from Red Hat: reconfigure multicast addresses if present on startup. gthomas parents: 210 diff changeset	423 ifp->if_ioctl(ifp, SIOCADDMULTI, 0);
c8e3659acd62 Fix from Red Hat: reconfigure multicast addresses if present on startup. gthomas parents: 210 diff changeset	424 splx(s);
c8e3659acd62 Fix from Red Hat: reconfigure multicast addresses if present on startup. gthomas parents: 210 diff changeset	425 }
256 1eb79d208648 Fix compile error. gthomas parents: 251 diff changeset	426 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	427 // Set 'running' flag, and clear output active flag.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	428 ifp->if_flags \|= IFF_RUNNING;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	429 ifp->if_flags &= ~IFF_OACTIVE;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	430 sc->state \|= ETH_DRV_STATE_ACTIVE;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	431 eth_drv_send(ifp); // Try and start up transmit
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	432 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	433
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	434 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	435 // This function supports "I/O control" operations on an interface.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	436 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	437 static int
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	438 eth_drv_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	439 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	440 struct eth_drv_sc *sc = ifp->if_softc;
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	441 #ifndef CYGPKG_NET_FREEBSD_STACK
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	442 struct ifaddr ifa = (struct ifaddr ) data;
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	443 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	444 struct ifreq ifr = (struct ifreq )data;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	445 int s, error = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	446
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	447 // DEBUG
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	448 #ifdef CYGPKG_NET_FREEBSD_STACK
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	449 log(LOG_IOCTL, "%s: cmd: %s, data:\n", __FUNCTION__, _ioctl_name(cmd));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	450 log_dump(LOG_IOCTL, data, 32);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	451 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	452 // DEBUG
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	453
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	454 s = splnet();
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	455
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	456 #ifdef CYGPKG_NET_FREEBSD_STACK
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	457 if ((error = ether_ioctl(ifp, cmd, data)) > 0) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	458 #else
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	459 if ((error = ether_ioctl(ifp, &sc->sc_arpcom, cmd, data)) > 0) {
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	460 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	461 splx(s);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	462 return error;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	463 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	464
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	465 switch (cmd) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	466
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	467 case SIOCSIFADDR:
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	468 #ifndef CYGPKG_NET_FREEBSD_STACK // Now in if_ethersubr.c
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	469 ifp->if_flags \|= IFF_UP;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	470
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	471 switch (ifa->ifa_addr->sa_family) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	472 #ifdef INET
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	473 case AF_INET:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	474 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	475 arp_ifinit(&sc->sc_arpcom, ifa);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	476 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	477 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	478 default:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	479 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	480 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	481 }
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	482 #endif // CYGPKG_NET_FREEBSD_STACK
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	483 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	484
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	485 case SIOCGIFHWADDR:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	486 // Get hardware (MAC) address
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	487 ifr->ifr_hwaddr.sa_family = AF_INET;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	488 bcopy(&sc->sc_arpcom.ac_enaddr, &ifr->ifr_hwaddr.sa_data, ETHER_ADDR_LEN);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	489 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	490
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	491 case SIOCSIFHWADDR:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	492 // Set hardware (MAC) address
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	493 bcopy(&ifr->ifr_hwaddr.sa_data, &sc->sc_arpcom.ac_enaddr, ETHER_ADDR_LEN);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	494 if ((sc->funs->control)(sc, ETH_DRV_SET_MAC_ADDRESS,
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	495 &sc->sc_arpcom.ac_enaddr, ETHER_ADDR_LEN)) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	496 error = EINVAL;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	497 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	498 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	499
117 bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	500 #ifdef SIOCGIFSTATS
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	501 case SIOCGIFSTATS:
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	502 #ifdef SIOCGIFSTATSUD
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	503 case SIOCGIFSTATSUD:
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	504 #endif
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	505 // Get interface statistics:
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	506 if ((sc->funs->control)(sc, (cmd == SIOCGIFSTATS)
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	507 ? ETH_DRV_GET_IF_STATS
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	508 : ETH_DRV_GET_IF_STATS_UD,
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	509 data, 0 ) ) {
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	510 error = EINVAL;
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	511 }
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	512 break;
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	513 #endif // SIOCGIFSTATS
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST jlarmour parents: 115 diff changeset	514
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	515 case SIOCSIFFLAGS:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	516 if ((ifp->if_flags & IFF_UP) == 0 &&
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	517 (ifp->if_flags & IFF_RUNNING) != 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	518 /*
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	519 * If interface is marked down and it is running, then
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	520 * stop it.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	521 */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	522 eth_drv_stop(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	523 ifp->if_flags &= ~IFF_RUNNING;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	524 } else
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	525 if ((ifp->if_flags & IFF_UP) != 0 &&
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	526 (ifp->if_flags & IFF_RUNNING) == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	527 /*
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	528 * If interface is marked up and it is stopped, then
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	529 * start it.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	530 */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	531 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	532 } else {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	533 /*
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	534 * Reset the interface to pick up changes in any other
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	535 * flags that affect hardware registers.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	536 */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	537 eth_drv_stop(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	538 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	539 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	540 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	541
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	542 #ifdef CYGPKG_NET_FREEBSD_STACK
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	543 case SIOCADDMULTI:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	544 case SIOCDELMULTI:
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	545 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	546 struct ifmultiaddr *ifma;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	547 struct eth_drv_mc_list mc_list;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	548 int mode = (ifp->if_flags & IFF_ALLMULTI) ? ETH_DRV_SET_MC_ALL :
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	549 ETH_DRV_SET_MC_LIST;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	550
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	551 #ifdef DEBUG
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	552 log(LOG_ADDR, "%s Multi\n",(cmd == SIOCADDMULTI) ? "Add" : "Del");
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	553 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	554 mc_list.len = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	555 LIST_FOREACH(ifma, &((ifp)->if_multiaddrs), ifma_link) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	556 if (ifma->ifma_addr->sa_family != AF_LINK) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	557 continue;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	558 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	559 #ifdef DEBUG
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	560 log_dump(LOG_ADDR, LLADDR((struct sockaddr_dl *)ifma->ifma_addr), 6);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	561 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	562 if ((LLADDR((struct sockaddr_dl *)ifma->ifma_addr)[0] & 0x01) == 0) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	563 #ifdef DEBUG
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	564 log(LOG_ADDR, "** Not a multicast address - ignored\n");
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	565 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	566 continue;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	567 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	568 if (mc_list.len < ETH_DRV_MAX_MC) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	569 bcopy(LLADDR((struct sockaddr_dl *)ifma->ifma_addr),
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	570 mc_list.addrs[mc_list.len], ETHER_ADDR_LEN);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	571 mc_list.len++;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	572 } else {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	573 mode = ETH_DRV_SET_MC_ALL;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	574 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	575 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	576 // Note: drivers may behave like IFF_ALLMULTI if the list is
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	577 // more than their hardware can handle, e.g. some can only handle 1.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	578 if ((sc->funs->control)(sc, mode, &mc_list, sizeof(mc_list))) {
581 e2b797ca39b4 * src/net/eth_drv.c: If driver can't set multi-cast, indicate it's jlarmour parents: 289 diff changeset	579 diag_printf( "[%s] Warning: Driver can't set multi-cast mode\n",
e2b797ca39b4 * src/net/eth_drv.c: If driver can't set multi-cast, indicate it's jlarmour parents: 289 diff changeset	580 __FUNCTION__ );
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	581 error = EINVAL;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	582 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	583 break;
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	584 }
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	585 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	586
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	587 default:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	588 error = EINVAL;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	589 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	590 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	591
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	592 splx(s);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	593 return (error);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	594 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	595
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	596 //
179 391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	597 // Control whether any special locking needs to take place if we intend to
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	598 // cooperate with a ROM monitor (e.g. RedBoot) using this hardware.
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	599 //
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	600 #if defined(CYGSEM_HAL_USE_ROM_MONITOR) && \
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	601 defined(CYGSEM_HAL_VIRTUAL_VECTOR_DIAG) && \
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	602 !defined(CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_COMMS)
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	603
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	604 // Indicate that special locking precautions are warranted.
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	605 #define _LOCK_WITH_ROM_MONITOR
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	606
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	607 // This defines the [well known] channel that RedBoot will use when it is
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	608 // using the network hardware for the debug channel.
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	609 #define RedBoot_TCP_CHANNEL CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	610
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	611 // Define this if you ever need to call 'diag_printf()' from interrupt level
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	612 // code (ISR) and the debug channel might be using the network hardware. If
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	613 // this is not the case, then disabling interrupts here is over-kill.
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	614 //#define _LOCK_USING_INTERRUPTS
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	615 #endif
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	616
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	617 //
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	618 // This routine is called to start transmitting if there is data
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	619 // available.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	620 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	621 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	622 eth_drv_send(struct ifnet *ifp)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	623 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	624 struct eth_drv_sc *sc = ifp->if_softc;
289 bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	625 #if MAX_ETH_DRV_SG > 64
bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	626 static // Avoid large stack requirements
bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	627 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	628 struct eth_drv_sg sg_list[MAX_ETH_DRV_SG];
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	629 int sg_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	630 struct mbuf m0, m;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	631 int len, total_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	632 unsigned char *data;
179 391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	633 #ifdef _LOCK_WITH_ROM_MONITOR
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	634 #ifdef _LOCK_USING_INTERRUPTS
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	635 cyg_uint32 ints;
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	636 #endif
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	637 bool need_lock = false;
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	638 int debug_chan;
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	639 #endif // _LOCK_WITH_ROM_MONITOR
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	640
121 6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	641 // This is now only called from network threads, so no guarding is
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	642 // required; locking is in place via the splfoo() mechanism already.
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	643
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	644 if ((ifp->if_flags & IFF_RUNNING) != IFF_RUNNING) {
121 6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	645 return;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	646 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	647
1169 83f799d5b41a Improve stand-alone networking speeds. gthomas parents: 1126 diff changeset	648 // If nothing on the queue, no need to bother hardware
83f799d5b41a Improve stand-alone networking speeds. gthomas parents: 1126 diff changeset	649 if (IF_IS_EMPTY(&ifp->if_snd)) {
83f799d5b41a Improve stand-alone networking speeds. gthomas parents: 1126 diff changeset	650 return;
83f799d5b41a Improve stand-alone networking speeds. gthomas parents: 1126 diff changeset	651 }
83f799d5b41a Improve stand-alone networking speeds. gthomas parents: 1126 diff changeset	652
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	653 while ((sc->funs->can_send)(sc) > 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	654 IF_DEQUEUE(&ifp->if_snd, m0);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	655 if (m0 == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	656 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	657 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	658
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	659 #ifdef CYGPKG_IO_ETH_DRIVERS_SIMULATED_FAILURES
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	660 if ( simulate_fail( sc, SIMULATE_FAIL_SEND ) ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	661 // must free the mbufs
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	662 m_freem(m0);
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	663 continue; // next packet to send
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	664 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	665 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	666
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	667 #ifdef CYGDBG_IO_ETH_DRIVERS_DEBUG
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	668 if (cyg_io_eth_net_debug) {
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	669 START_CONSOLE();
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	670 diag_printf("Sending %d bytes\n", m0->m_pkthdr.len);
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	671 END_CONSOLE();
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	672 }
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	673 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	674
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	675 /* We need to use m->m_pkthdr.len, so require the header */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	676 if ((m0->m_flags & M_PKTHDR) == 0)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	677 panic("eth_drv_send: no header mbuf");
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	678
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	679 #if NBPFILTER > 0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	680 /* Tap off here if there is a BPF listener. */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	681 if (ifp->if_bpf)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	682 bpf_mtap(ifp->if_bpf, m0);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	683 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	684
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	685 // Extract data pointers (don't actually move data here)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	686 sg_len = 0; total_len = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	687 for (m = m0; m ; m = m->m_next) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	688 data = mtod(m, u_char *);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	689 len = m->m_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	690 total_len += len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	691 sg_list[sg_len].buf = (CYG_ADDRESS)data;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	692 sg_list[sg_len].len = len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	693 if ( len )
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	694 sg_len++;
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	695 #ifdef CYGDBG_IO_ETH_DRIVERS_DEBUG
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	696 if (cyg_io_eth_net_debug) {
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	697 START_CONSOLE();
1930 4f6bcb240e17 * src/net/eth_drv.c (eth_drv_send): Fixed a compiler warning about type of asl parents: 1457 diff changeset	698 diag_printf("xmit %d bytes at %p sg[%d]\n", len, data, sg_len);
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	699 if ( cyg_io_eth_net_debug > 1)
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	700 diag_dump_buf(data, len);
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	701 END_CONSOLE();
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	702 }
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	703 #endif
2118 ced9249cc916 Improve SG list overflow check gthomas parents: 2034 diff changeset	704 if (m->m_next && (MAX_ETH_DRV_SG <= sg_len)) {
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	705 #ifdef CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS
289 bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	706 int needed = 0;
bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	707 struct mbuf *m1;
bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	708 for (m1 = m0; m1 ; m1 = m1->m_next) needed++;
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	709 START_CONSOLE();
289 bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	710 diag_printf("too many mbufs to tx, %d > %d, need %d\n",
bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	711 sg_len, MAX_ETH_DRV_SG, needed );
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	712 END_CONSOLE();
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	713 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	714 sg_len = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	715 break; // drop it on the floor
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	716 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	717 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	718
179 391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	719 #ifdef _LOCK_WITH_ROM_MONITOR
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	720 // Firm lock on this portion of the driver. Since we are about to
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	721 // start messing with the actual hardware, it is imperative that the
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	722 // current thread not loose control of the CPU at this time. Otherwise,
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	723 // the hardware could be left in an unusable state. This caution is
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	724 // only warranted if there is a possibility of some other thread trying
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	725 // to use the hardware simultaneously. The network stack would prevent
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	726 // this implicitly since all accesses are controlled by the "splX()"
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	727 // locks, but if there is a ROM monitor, such as RedBoot, also using
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	728 // the hardware, all bets are off.
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	729
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	730 // Note: these operations can be avoided if it were well known that
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	731 // RedBoot was not using the network hardware for diagnostic I/O. This
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	732 // can be inferred by checking which I/O channel RedBoot is currently
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	733 // hooked to.
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	734 debug_chan = CYGACC_CALL_IF_SET_DEBUG_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	735 if (debug_chan == RedBoot_TCP_CHANNEL) {
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	736 need_lock = true;
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	737 #ifdef _LOCK_USING_INTERRUPTS
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	738 HAL_DISABLE_INTERRUPTS(ints);
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	739 #endif
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	740 cyg_drv_dsr_lock();
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	741 }
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	742 #endif // _LOCK_WITH_ROM_MONITOR
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	743
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	744 // Tell hardware to send this packet
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	745 if ( sg_len )
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	746 (sc->funs->send)(sc, sg_list, sg_len, total_len, (unsigned long)m0);
179 391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	747
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	748 #ifdef _LOCK_WITH_ROM_MONITOR
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	749 // Unlock the driver & hardware. It can once again be safely shared.
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	750 if (need_lock) {
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	751 cyg_drv_dsr_unlock();
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	752 #ifdef _LOCK_USING_INTERRUPTS
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	753 HAL_RESTORE_INTERRUPTS(ints);
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	754 #endif
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	755 }
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	756 #endif // _LOCK_WITH_ROM_MONITOR
391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 177 diff changeset	757 #undef _LOCK_WITH_ROM_MONITOR
180 2bdd82a025e1 Quick fix for eth driver build problem jlarmour parents: 179 diff changeset	758 }
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	759 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	760
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	761 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	762 // This function is called from the hardware driver when an output operation
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	763 // has completed - i.e. the packet has been sent.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	764 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	765 static struct mbuf *mbuf_key;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	766
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	767 static void
121 6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	768 eth_drv_tx_done(struct eth_drv_sc *sc, CYG_ADDRESS key, int status)
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	769 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	770 struct ifnet *ifp = &sc->sc_arpcom.ac_if;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	771 struct mbuf m0 = (struct mbuf )key;
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	772 CYGARC_HAL_SAVE_GP();
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 145 diff changeset	773
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	774 // Check for errors here (via 'status')
147 d397fc472bcf Merge from eCos master repository on 2001-01-05-06:43:02-GMT jlarmour parents: 145 diff changeset	775 ifp->if_opackets++;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	776 // Done with packet
182 f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 180 diff changeset	777
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 180 diff changeset	778 // Guard against a NULL return - can be caused by race conditions in
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 180 diff changeset	779 // the driver, this is the neatest fixup:
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 180 diff changeset	780 if (m0) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 180 diff changeset	781 mbuf_key = m0;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 180 diff changeset	782 m_freem(m0);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST jlarmour parents: 180 diff changeset	783 }
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	784 // Start another if possible
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	785 eth_drv_send(ifp);
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	786 CYGARC_HAL_RESTORE_GP();
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	787 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	788
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	789 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	790 // This function is called from a hardware driver to indicate that an input
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	791 // packet has arrived. The routine will set up appropriate network resources
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	792 // (mbuf's) to hold the data and call back into the driver to retrieve the data.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	793 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	794 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	795 eth_drv_recv(struct eth_drv_sc *sc, int total_len)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	796 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	797 struct ifnet *ifp = &sc->sc_arpcom.ac_if;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	798 struct ether_header _eh, *eh=&_eh;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	799 struct mbuf top, mp, m;
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	800 int mlen;
2034 08b7ab87daa5 * src/net/eth_drv.c (eth_drv_recv): Change of type to remove asl parents: 1930 diff changeset	801 caddr_t data;
289 bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	802 #if MAX_ETH_DRV_SG > 64
bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	803 static // Avoid large stack requirements
bd1db6a90df9 Fix problems with overflowing scatter-gather lists. gthomas parents: 256 diff changeset	804 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	805 struct eth_drv_sg sg_list[MAX_ETH_DRV_SG];
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	806 int sg_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	807
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	808 if ((ifp->if_flags & IFF_RUNNING) != IFF_RUNNING) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	809 return; // Interface not up, ignore this request
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	810 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	811
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	812 CYG_ASSERT( 0 != total_len, "total_len is zero!" );
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	813 CYG_ASSERT( 0 <= total_len, "total_len is negative!" );
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	814 CYG_ASSERT( sizeof( struct ether_header ) <= total_len,
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	815 "No ether header here!" );
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	816
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	817 if ( total_len < sizeof( struct ether_header ) )
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	818 // Our arithmetic below would go wrong
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	819 return;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	820
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	821 CYGARC_HAL_SAVE_GP(); // This is down here to make matching restore neat
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	822
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	823 /* Pull packet off interface. */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	824 MGETHDR(m, M_DONTWAIT, MT_DATA);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	825 if (m == 0) {
130 eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	826 #ifdef CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	827 START_CONSOLE();
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	828 diag_printf("warning: eth_recv out of MBUFs\n");
828 a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	829 #ifdef CYGDBG_NET_SHOW_MBUFS
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	830 cyg_net_show_mbufs();
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	831 #endif
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	832 END_CONSOLE();
130 eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	833 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	834 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	835
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	836 // Set up buffers
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	837 // Unload ethernet header separately so IP/UDP/TCP headers are aligned
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	838 sg_list[0].buf = (CYG_ADDRESS)eh;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	839 sg_list[0].len = sizeof(*eh);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	840 sg_len = 1;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	841
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	842 // Compute total length (minus ethernet header)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	843 total_len -= sizeof(*eh);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	844
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	845 top = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	846 mlen = MHLEN;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	847 mp = &top;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	848
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	849 if (m) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	850 m->m_pkthdr.rcvif = ifp;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	851 m->m_pkthdr.len = total_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	852 } else {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	853 sg_list[sg_len].buf = (CYG_ADDRESS)0;
169 11b54a94cf58 Merge from eCos master repository on 2001-07-06-06:43:02-BST jlarmour parents: 160 diff changeset	854 sg_list[sg_len].len = total_len;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	855 sg_len++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	856 total_len = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	857 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	858
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	859 while (total_len > 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	860 if (top) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	861 MGET(m, M_DONTWAIT, MT_DATA);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	862 if (m == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	863 m_freem(top);
130 eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	864 #ifdef CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	865 START_CONSOLE();
130 eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	866 diag_printf("out of MBUFs [2]");
828 a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	867 #ifdef CYGDBG_NET_SHOW_MBUFS
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	868 cyg_net_show_mbufs();
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	869 #endif
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	870 END_CONSOLE();
130 eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	871 #endif
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	872 sg_list[sg_len].buf = (CYG_ADDRESS)0;
169 11b54a94cf58 Merge from eCos master repository on 2001-07-06-06:43:02-BST jlarmour parents: 160 diff changeset	873 sg_list[sg_len].len = total_len;
11b54a94cf58 Merge from eCos master repository on 2001-07-06-06:43:02-BST jlarmour parents: 160 diff changeset	874 sg_len++;
11b54a94cf58 Merge from eCos master repository on 2001-07-06-06:43:02-BST jlarmour parents: 160 diff changeset	875 top = 0;
130 eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	876 break;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	877 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	878 mlen = MLEN;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	879 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	880 if (total_len >= MINCLSIZE) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	881 MCLGET(m, M_DONTWAIT);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	882 if ((m->m_flags & M_EXT) == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	883 m_freem(top);
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 149 diff changeset	884 m_free(m);
130 eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	885 #ifdef CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	886 START_CONSOLE();
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	887 diag_printf("warning: eth_recv out of MBUFs\n");
828 a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	888 #ifdef CYGDBG_NET_SHOW_MBUFS
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	889 cyg_net_show_mbufs();
a6926bb063e1 * src/net/eth_drv.c: Added calls to cyg_net_show_mbufs() whenever nickg parents: 581 diff changeset	890 #endif
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	891 END_CONSOLE();
130 eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST jlarmour parents: 128 diff changeset	892 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	893 sg_list[sg_len].buf = (CYG_ADDRESS)0;
169 11b54a94cf58 Merge from eCos master repository on 2001-07-06-06:43:02-BST jlarmour parents: 160 diff changeset	894 sg_list[sg_len].len = total_len;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	895 sg_len++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	896 top = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	897 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	898 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	899 mlen = MCLBYTES;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	900 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	901 m->m_len = mlen = min(total_len, mlen);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	902 total_len -= mlen;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	903 data = mtod(m, caddr_t);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	904 sg_list[sg_len].buf = (CYG_ADDRESS)data;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	905 sg_list[sg_len].len = mlen;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	906 sg_len++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	907 *mp = m;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	908 mp = &m->m_next;
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 149 diff changeset	909 } // endwhile
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	910
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	911 // Ask hardware to unload buffers
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	912 (sc->funs->recv)(sc, sg_list, sg_len);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	913
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	914 #ifdef CYGPKG_IO_ETH_DRIVERS_SIMULATED_FAILURES
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	915 if ( simulate_fail( sc, SIMULATE_FAIL_RECV ) ) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	916 // toss the packet - note that some hardware gets
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	917 // fussy if the packet isn't "unloaded", thus we
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	918 // have to wait until now to throw it away
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	919 if (top) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	920 m_free(top);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	921 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	922 ifp->if_ierrors++;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	923 return;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	924 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	925
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	926 if ( simulate_fail( sc, SIMULATE_FAIL_CORRUPT ) ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	927 // Corrupt the data
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	928 simulate_fail_corrupt_sglist( sg_list, sg_len );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	929 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	930 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 121 diff changeset	931
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	932 #ifdef CYGDBG_IO_ETH_DRIVERS_DEBUG
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	933 if (cyg_io_eth_net_debug) {
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	934 int i;
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	935 START_CONSOLE();
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	936 for (i = 0; i < sg_len; i++) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	937 if (sg_list[i].buf) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	938 diag_printf("rx %d bytes at %x sg[%d]\n", sg_list[i].len, sg_list[i].buf, i);
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	939 if ( cyg_io_eth_net_debug > 1 )
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	940 diag_dump_buf((void *)sg_list[i].buf, sg_list[i].len);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	941 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	942 }
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	943 END_CONSOLE();
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	944 }
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 188 diff changeset	945 #endif
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	946 m = top;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	947 if (m == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	948 ifp->if_ierrors++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	949 }
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	950 else {
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	951 ifp->if_ipackets++;
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	952
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	953 #if NBPFILTER > 0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	954 #error FIXME - Need mbuf with ethernet header attached
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	955 /*
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	956 * Check if there's a BPF listener on this interface.
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	957 * If so, hand off the raw packet to bpf.
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	958 */
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	959 if (ifp->if_bpf)
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	960 bpf_mtap(ifp->if_bpf, m);
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	961 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	962
177 4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	963 // Push data into protocol stacks
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	964 ether_input(ifp, eh, m);
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	965 }
4c750ce71ae3 Merge from eCos master repository on 2001-08-10-19:22:57-BST jlarmour parents: 169 diff changeset	966 CYGARC_HAL_RESTORE_GP();
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	967 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	968
121 6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	969
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	970 // ------------------------------------------------------------------------
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	971 // DSR to schedule network delivery thread
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	972
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	973 extern void ecos_synch_eth_drv_dsr(void); // from ecos/timeout.c in net stack
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	974
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	975 void
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	976 eth_drv_dsr(cyg_vector_t vector,
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	977 cyg_ucount32 count,
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	978 cyg_addrword_t data)
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	979 {
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	980 struct eth_drv_sc sc = (struct eth_drv_sc )data;
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	981
184 022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	982 #ifdef CYGDBG_USE_ASSERTS
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	983 // then check that this really is a "sc"
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	984 {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	985 cyg_netdevtab_entry_t *t;
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	986 for (t = &__NETDEVTAB__[0]; t != &__NETDEVTAB_END__; t++)
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	987 if ( ((struct eth_drv_sc *)t->device_instance) == sc )
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	988 break; // found it
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	989 CYG_ASSERT( t != &__NETDEVTAB_END__, "eth_drv_dsr: Failed to find sc in NETDEVTAB" );
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	990 }
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	991 #endif // Checking code
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	992
121 6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	993 sc->state \|= ETH_DRV_NEEDS_DELIVERY;
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	994
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	995 ecos_synch_eth_drv_dsr(); // [request] run delivery function for this dev
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	996 }
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	997
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	998 // This is called from the delivery thread, to do just that:
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	999 void eth_drv_run_deliveries( void )
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1000 {
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1001 cyg_netdevtab_entry_t *t;
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1002 for (t = &__NETDEVTAB__[0]; t != &__NETDEVTAB_END__; t++) {
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1003 struct eth_drv_sc sc = (struct eth_drv_sc )t->device_instance;
128 0c2b7be0d798 Merge from eCos master repository on 2000-10-12-08:46:24-BST jlarmour parents: 126 diff changeset	1004 if ( ETH_DRV_NEEDS_DELIVERY & sc->state ) {
145 2e9a636d9de9 Merge from eCos master repository on 2000-12-21-14:18:40-GMT jlarmour parents: 130 diff changeset	1005 #if defined(CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT)
2e9a636d9de9 Merge from eCos master repository on 2000-12-21-14:18:40-GMT jlarmour parents: 130 diff changeset	1006 cyg_bool was_ctrlc_int;
2e9a636d9de9 Merge from eCos master repository on 2000-12-21-14:18:40-GMT jlarmour parents: 130 diff changeset	1007 #endif
128 0c2b7be0d798 Merge from eCos master repository on 2000-10-12-08:46:24-BST jlarmour parents: 126 diff changeset	1008 sc->state &=~ETH_DRV_NEEDS_DELIVERY;
145 2e9a636d9de9 Merge from eCos master repository on 2000-12-21-14:18:40-GMT jlarmour parents: 130 diff changeset	1009 #if defined(CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT)
160 0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST jlarmour parents: 149 diff changeset	1010 was_ctrlc_int = HAL_CTRLC_CHECK((*sc->funs->int_vector)(sc), (int)sc);
145 2e9a636d9de9 Merge from eCos master repository on 2000-12-21-14:18:40-GMT jlarmour parents: 130 diff changeset	1011 if (!was_ctrlc_int) // Fall through and run normal code
2e9a636d9de9 Merge from eCos master repository on 2000-12-21-14:18:40-GMT jlarmour parents: 130 diff changeset	1012 #endif
121 6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1013 (*sc->funs->deliver)(sc);
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1014 }
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1015 }
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1016 }
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1017
184 022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1018 // This is called from the delivery thread, to unstick devices if there is
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1019 // no network activity.
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1020 #ifdef CYGPKG_NET_FAST_THREAD_TICKLE_DEVS
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1021 void eth_drv_tickle_devices( void )
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1022 {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1023 cyg_netdevtab_entry_t *t;
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1024 for (t = &__NETDEVTAB__[0]; t != &__NETDEVTAB_END__; t++) {
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1025 struct eth_drv_sc sc = (struct eth_drv_sc )t->device_instance;
195 67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	1026 if ( ETH_DRV_STATE_ACTIVE & sc->state ) {
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	1027 struct ifnet *ifp = &sc->sc_arpcom.ac_if;
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	1028 // Try to dequeue a packet for this interface, if we can. This
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	1029 // will call can_send() for active interfaces. It is calls to
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	1030 // this function from tx_done() which normally provide
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	1031 // continuous transmissions; otherwise we do not get control.
67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	1032 // This call fixes that.
1169 83f799d5b41a Improve stand-alone networking speeds. gthomas parents: 1126 diff changeset	1033 if (!IF_IS_EMPTY(&ifp->if_snd)) {
83f799d5b41a Improve stand-alone networking speeds. gthomas parents: 1126 diff changeset	1034 eth_drv_send(ifp);
83f799d5b41a Improve stand-alone networking speeds. gthomas parents: 1126 diff changeset	1035 }
195 67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	1036 }
184 022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1037 }
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1038 }
022f1e506033 Merge from eCos master repository on 2001-10-02-17:59:22-BST jlarmour parents: 182 diff changeset	1039 #endif // CYGPKG_NET_FAST_THREAD_TICKLE_DEVS
121 6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1040
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1041 // ------------------------------------------------------------------------
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST jlarmour parents: 117 diff changeset	1042
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1043 #ifdef CYGPKG_IO_PCMCIA
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1044 // Lookup a 'netdev' entry, assuming that it is an ethernet device.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1045 cyg_netdevtab_entry_t *
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1046 eth_drv_netdev(char *name)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1047 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1048 cyg_netdevtab_entry_t *t;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1049 struct eth_drv_sc *sc;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1050 for (t = &__NETDEVTAB__[0]; t != &__NETDEVTAB_END__; t++) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1051 sc = (struct eth_drv_sc *)t->device_instance;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1052 if (strcmp(sc->dev_name, name) == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1053 return t;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1054 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1055 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1056 return (cyg_netdevtab_entry_t *)NULL;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1057 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1058 #endif // CYGPKG_IO_PCMCIA
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: diff changeset	1059
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	1060 // EOF src/net/eth_drv.c

Mercurial > ecos

annotate packages/io/eth/current/src/net/eth_drv.c @ 3292:7f8e529b4d82 default tip