Mercurial > ecos

annotate packages/io/eth/current/src/net/eth_drv.c @ 130:eb9fd8c04db3 ecos-sw-2000-10-23

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge from eCos master repository on 2000-10-23-17:01:37-BST
author jlarmour
date Mon, 23 Oct 2000 17:10:57 +0000
parents 0c2b7be0d798
children 2e9a636d9de9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
3 // ecos/eth_drv.c
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 //==========================================================================
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
8 //####COPYRIGHTBEGIN####
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
9 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
10 // -------------------------------------------
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
11 // The contents of this file are subject to the Red Hat eCos Public License
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
12 // Version 1.1 (the "License"); you may not use this file except in
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
13 // compliance with the License. You may obtain a copy of the License at
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
14 // http://www.redhat.com/
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
15 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
16 // Software distributed under the License is distributed on an "AS IS"
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
18 // License for the specific language governing rights and limitations under
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
19 // the License.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
20 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
21 // The Original Code is eCos - Embedded Configurable Operating System,
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
22 // released September 30, 1998.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
23 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
24 // The Initial Developer of the Original Code is Red Hat.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
25 // Portions created by Red Hat are
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
27 // All Rights Reserved.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
28 // -------------------------------------------
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
29 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
30 //####COPYRIGHTEND####
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
31 //####BSDCOPYRIGHTBEGIN####
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
32 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
33 // -------------------------------------------
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
34 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
35 // Portions of this software may have been derived from OpenBSD or other sources,
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
36 // and are covered by the appropriate copyright disclaimers included herein.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
37 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
38 // -------------------------------------------
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 //####BSDCOPYRIGHTEND####
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 //#####DESCRIPTIONBEGIN####
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
43 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
44 // Author(s): gthomas
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
45 // Contributors: gthomas
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
46 // Date: 2000-01-10
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
47 // Purpose: Hardware independent ethernet driver
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
48 // Description:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
49 //
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 //####DESCRIPTIONEND####
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 //==========================================================================
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 // High-level ethernet driver
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
56
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
57 #include <sys/param.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
58 #include <sys/errno.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
59 #include <sys/ioctl.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
60 #include <sys/mbuf.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
61 #include <sys/socket.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
62
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
63 #include <net/if.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
64 #include <net/if_dl.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
65 #include <net/if_types.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
66 #include <net/netisr.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
67
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
68 #ifdef INET
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
69 #include <netinet/in.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
70 #include <netinet/in_systm.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
71 #include <netinet/in_var.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
72 #include <netinet/ip.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
73 #include <netinet/if_ether.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
74 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
75
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
76 #if NBPFILTER > 0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
77 #include <net/bpf.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
78 #include <net/bpfdesc.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
79 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
80
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
81 #include <cyg/infra/cyg_ass.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
82 #include <cyg/hal/drv_api.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
83 #include <pkgconf/hal.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
84 #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
85 #include <pkgconf/io_eth_drivers.h> // module configury; SIMULATED_FAILURES
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
86
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
87 #include <eth_drv.h>
121
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
88 #include <netdev.h>
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
89
126
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
90
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
91
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
92 // ------------------------------------------------------------------------
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
93 #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
94
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
95 #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
96 #ifdef LOG_RANDOM
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
97 static struct {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
98 unsigned int *which;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
99 unsigned int random;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
100 unsigned int r100;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
101 } random_log[LOG_RANDOM];
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
102
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
103 static int random_index = 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
104 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
105
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
106 static unsigned int
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
107 randomize( unsigned int *p )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
108 {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
109 unsigned int r100;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
110 HAL_CLOCK_READ( &r100 );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
111 r100 ^= *p;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
112 *p = (r100 * 1103515245) + 12345;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
113 r100 &= 127;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
114 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
115 r100 = 4 * (r100 - 100);
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
116 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
117 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
118 #ifdef LOG_RANDOM
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
119 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
120 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
121 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
122 random_index++;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
123 random_index &= (LOG_RANDOM-1);
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
124 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
125 return r100;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
126 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
127
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
128 #define SIMULATE_FAIL_SEND 1
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
129 #define SIMULATE_FAIL_RECV 2
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
130 #define SIMULATE_FAIL_CORRUPT 3
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 static struct simulated_failure_state {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
133 struct eth_drv_sc *sc;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
134 unsigned int r_tx_fail;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
135 unsigned int r_rx_fail;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
136 unsigned int r_rx_corrupt;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
137 cyg_tick_count_t droptime;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
138 cyg_tick_count_t passtime;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
139 } 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
140
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
141 static int
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
142 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
143 {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
144 struct simulated_failure_state *s;
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 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
147 s++ ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
148 if ( 0 == s->sc ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
149 s->sc = sc;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
150 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
151 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
152 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
153 s->droptime = 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
154 s->passtime = 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
155 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
156 if ( sc == s->sc )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
157 break;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
158 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
159 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
160 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
161 return 1; // always fail
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
162 }
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 #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
165 // 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
166 // unpluggedness...
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 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
169 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
170 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
171 (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
172 (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
173 (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
174 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
175 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
176 s->passtime += now;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
177 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
178 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
179 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
180 (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
181 (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
182 (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
183 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
184 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
185 s->droptime += now;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
186 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
187
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
188 if ( now < s->droptime )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
189 return 1; // Say "no"
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
190 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
191 #endif
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 switch ( which ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
194 #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
195 case SIMULATE_FAIL_SEND: {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
196 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
197 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
198 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
199 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
200 #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
201 case SIMULATE_FAIL_RECV: {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
202 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
203 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
204 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
205 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
206 #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
207 case SIMULATE_FAIL_CORRUPT: {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
208 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
209 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
210 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
211 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
212 default:
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
213 // 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
214 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
215 return 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
216 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
217
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
218 #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
219 #ifdef LOG_CORRUPTION
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
220 static struct {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
221 int len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
222 int thislen;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
223 int off;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
224 unsigned char xor;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
225 unsigned char idx;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
226 } corruption_log[LOG_CORRUPTION];
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
227
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
228 static int corruption_index = 0;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
229 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
230
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
231 static void
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
232 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
233 {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
234 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
235 HAL_CLOCK_READ( &z );
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
236 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
237 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
238
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
239 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
240
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
241 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
242 len =+ sg_list[i].len;
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( 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
245 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
246 return;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
247
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
248 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
249 while ( off > len )
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
250 off -= len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
251
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
252 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
253 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
254 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
255 p[off] ^= (0xff & (z >> 11));
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
256 #ifdef LOG_CORRUPTION
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
257 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
258 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
259 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
260 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
261 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
262 corruption_index++;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
263 corruption_index &= (LOG_CORRUPTION-1);
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
264 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
265 return;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
266 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
267 off -= sg_list[i].len;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
268 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
269 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
270 }
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 #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
273 // ------------------------------------------------------------------------
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
274
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
275 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
276 static void eth_drv_send(struct ifnet *);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
277
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
278 extern int net_debug; // FIXME
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
279
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
280 // Interfaces exported to drivers
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
281
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
282 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
283 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
284 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
285
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
286 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
287
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
288 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
289 // 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
290 // network interface with the system.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
291 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
292 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
293 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
294 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
295 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
296
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
297 // Set up hardware address
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
298 bcopy(enaddr, &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
299
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
300 // Initialize ifnet structure
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
301 bcopy((void *)sc->dev_name, ifp->if_xname, IFNAMSIZ);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
302 ifp->if_softc = sc;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
303 ifp->if_start = eth_drv_send;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
304 ifp->if_ioctl = eth_drv_ioctl;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
305 ifp->if_flags =
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
306 IFF_BROADCAST | IFF_SIMPLEX | IFF_NOTRAILERS | IFF_MULTICAST;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
307 sc->state = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
308
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
309 // Attach the interface
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
310 if_attach(ifp);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
311 ether_ifattach(ifp);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
312
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
313 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_DIAG
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
314 // 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
315 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
316 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
317 if (!dbg) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
318 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
319 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
320 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
321 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
322 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
323
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
324 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
325 // 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
326 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
327 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
328 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
329 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
330 (sc->funs->stop)(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
331 sc->state &= ~ETH_DRV_STATE_ACTIVE;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
332 }
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 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
335 // 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
336 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
337 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
338 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
339 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
340 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
341 // Perform any hardware initialization
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
342 (sc->funs->start)(sc, (unsigned char *)&sc->sc_arpcom.ac_enaddr, 0);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
343 // 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
344 ifp->if_flags |= IFF_RUNNING;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
345 ifp->if_flags &= ~IFF_OACTIVE;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
346 sc->state |= ETH_DRV_STATE_ACTIVE;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
347 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
348 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
349
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
350 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
351 // 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
352 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
353 static int
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
354 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
355 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
356 struct eth_drv_sc *sc = ifp->if_softc;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
357 struct ifaddr *ifa = (struct ifaddr *) data;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
358 struct ifreq *ifr = (struct ifreq *)data;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
359 int s, error = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
360
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
361 s = splnet();
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
362
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
363 if ((error = ether_ioctl(ifp, &sc->sc_arpcom, cmd, data)) > 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
364 splx(s);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
365 return error;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
366 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
367
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
368 switch (cmd) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
369
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
370 case SIOCSIFADDR:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
371 ifp->if_flags |= IFF_UP;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
372
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
373 switch (ifa->ifa_addr->sa_family) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
374 #ifdef INET
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
375 case AF_INET:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
376 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
377 arp_ifinit(&sc->sc_arpcom, ifa);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
378 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
379 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
380 default:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
381 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
382 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
383 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
384 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
385
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
386 case SIOCGIFHWADDR:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
387 // Get hardware (MAC) address
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
388 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
389 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
390 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
391
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
392 case SIOCSIFHWADDR:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
393 // Set hardware (MAC) address
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
394 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
395 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
396 &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
397 error = EINVAL;
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 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
400
117
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
401 #ifdef SIOCGIFSTATS
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
402 case SIOCGIFSTATS:
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
403 #ifdef SIOCGIFSTATSUD
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
404 case SIOCGIFSTATSUD:
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
405 #endif
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
406 // Get interface statistics:
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
407 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
408 ? ETH_DRV_GET_IF_STATS
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
409 : 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
410 data, 0 ) ) {
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
411 error = EINVAL;
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
412 }
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
413 break;
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
414 #endif // SIOCGIFSTATS
bd1a71e3e476 Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents: 115
diff changeset
415
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
416 case SIOCSIFFLAGS:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
417 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
418 (ifp->if_flags & IFF_RUNNING) != 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
419 /*
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
420 * 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
421 * stop it.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
422 */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
423 eth_drv_stop(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
424 ifp->if_flags &= ~IFF_RUNNING;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
425 } else
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
426 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
427 (ifp->if_flags & IFF_RUNNING) == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
428 /*
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
429 * 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
430 * start it.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
431 */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
432 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
433 } else {
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 * 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
436 * flags that affect hardware registers.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
437 */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
438 eth_drv_stop(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
439 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
440 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
441 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
442
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
443 #if 0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
444 case SIOCADDMULTI:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
445 case SIOCDELMULTI:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
446 /* Update our multicast list. */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
447 error = (cmd == SIOCADDMULTI) ?
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
448 ether_addmulti(ifr, &sc->sc_arpcom) :
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
449 ether_delmulti(ifr, &sc->sc_arpcom);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
450
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
451 if (error == ENETRESET) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
452 /*
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
453 * Multicast list has changed; set the hardware filter
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
454 * accordingly.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
455 */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
456 eth_drv_stop(sc); /* XXX for ds_setmcaf? */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
457 eth_drv_start(sc);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
458 error = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
459 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
460 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
461 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
462
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
463 default:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
464 error = EINVAL;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
465 break;
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
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
468 splx(s);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
469 return (error);
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
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
472 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
473 // 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
474 // available.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
475 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
476 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
477 eth_drv_send(struct ifnet *ifp)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
478 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
479 struct eth_drv_sc *sc = ifp->if_softc;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
480 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
481 int sg_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
482 struct mbuf *m0, *m;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
483 int len, total_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
484 unsigned char *data;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
485
121
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
486 // 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
487 // 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
488
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
489 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
490 return;
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
491 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
492
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
493 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
494 IF_DEQUEUE(&ifp->if_snd, m0);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
495 if (m0 == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
496 break;
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
126
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
499 #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
500 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
501 // must free the mbufs
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
502 m_freem(m0);
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
503 continue; // next packet to send
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
504 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
505 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
506
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
507 if (net_debug)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
508 diag_printf("Sending %d bytes\n", m0->m_pkthdr.len);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
509
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
510 /* 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
511 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
512 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
513
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
514 #if NBPFILTER > 0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
515 /* 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
516 if (ifp->if_bpf)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
517 bpf_mtap(ifp->if_bpf, m0);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
518 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
519
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
520 // 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
521 sg_len = 0; total_len = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
522 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
523 data = mtod(m, u_char *);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
524 len = m->m_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
525 total_len += len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
526 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
527 sg_list[sg_len].len = len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
528 if ( len )
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
529 sg_len++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
530 if (net_debug) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
531 diag_printf("xmit %d bytes at %x sg[%d]\n", len, data, sg_len);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
532 if ( 1 & net_debug )
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
533 diag_dump_buf(data, len);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
534 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
535 if ( MAX_ETH_DRV_SG < sg_len ) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
536 diag_printf("too many mbufs to tx, %d > %d\n", sg_len, MAX_ETH_DRV_SG );
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
537 sg_len = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
538 break; // drop it on the floor
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 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
541
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
542 // Tell hardware to send this packet
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
543 if ( sg_len )
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
544 (sc->funs->send)(sc, sg_list, sg_len, total_len, (unsigned long)m0);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
545 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
546 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
547
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
548 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
549 // 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
550 // 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
551 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
552 static struct mbuf *mbuf_key;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
553
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
554 static void
121
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
555 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
556 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
557 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
558 struct mbuf *m0 = (struct mbuf *)key;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
559 // Check for errors here (via 'status')
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
560 // Done with packet
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
561 mbuf_key = m0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
562 m_freem(m0);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
563 // Start another if possible
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
564 eth_drv_send(ifp);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
565 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
566
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
567 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
568 // 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
569 // 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
570 // (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
571 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
572 static void
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
573 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
574 {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
575 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
576 struct ether_header _eh, *eh=&_eh;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
577 struct mbuf *top, **mp, *m;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
578 int i, mlen;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
579 unsigned char *data;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
580 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
581 int sg_len;
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 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
584 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
585 }
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 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
588 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
589 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
590 "No ether header here!" );
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 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
593 // Our arithmetic below would go wrong
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
594 return;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
595
126
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
596 #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
597 if ( simulate_fail( sc, SIMULATE_FAIL_RECV ) ) {
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
598 // there is nothing we need to do; simply do not
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
599 // unload the packet
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
600 ifp->if_ierrors++;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
601 return;
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
602 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
603 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
604
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
605 /* Pull packet off interface. */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
606 MGETHDR(m, M_DONTWAIT, MT_DATA);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
607 if (m == 0) {
130
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
608 #ifdef CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
609 diag_printf("warning: eth_recv out of MBUFs\n");
130
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
610 #endif
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
611 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
612
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
613 // Set up buffers
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
614 // 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
615 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
616 sg_list[0].len = sizeof(*eh);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
617 sg_len = 1;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
618
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
619 // Compute total length (minus ethernet header)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
620 total_len -= sizeof(*eh);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
621
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
622 top = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
623 mlen = MHLEN;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
624 mp = &top;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
625
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
626 if (m) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
627 m->m_pkthdr.rcvif = ifp;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
628 m->m_pkthdr.len = total_len;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
629 } else {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
630 sg_list[sg_len].buf = (CYG_ADDRESS)0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
631 sg_list[sg_len].len = min(total_len, MCLBYTES);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
632 sg_len++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
633 total_len = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
634 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
635
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
636 while (total_len > 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
637 if (top) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
638 MGET(m, M_DONTWAIT, MT_DATA);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
639 if (m == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
640 m_freem(top);
130
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
641 #ifdef CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
642 diag_printf("out of MBUFs [2]");
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
643 #endif
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
644 sg_list[sg_len].buf = (CYG_ADDRESS)0;
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
645 sg_list[sg_len].len = 0;
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
646 sg_len = 1;
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
647 break;
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
648 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
649 mlen = MLEN;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
650 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
651 if (total_len >= MINCLSIZE) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
652 MCLGET(m, M_DONTWAIT);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
653 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
654 m_freem(top);
130
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
655 #ifdef CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
656 diag_printf("warning: eth_recv out of MBUFs\n");
130
eb9fd8c04db3 Merge from eCos master repository on 2000-10-23-17:01:37-BST
jlarmour
parents: 128
diff changeset
657 #endif
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
658 sg_list[sg_len].buf = (CYG_ADDRESS)0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
659 sg_list[sg_len].len = min(total_len, MCLBYTES);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
660 sg_len++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
661 top = 0;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
662 break;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
663 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
664 mlen = MCLBYTES;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
665 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
666 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
667 total_len -= mlen;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
668 data = mtod(m, caddr_t);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
669 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
670 sg_list[sg_len].len = mlen;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
671 sg_len++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
672 *mp = m;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
673 mp = &m->m_next;
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
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
676 // Ask hardware to unload buffers
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
677 (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
678
126
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
679 #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
680 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
681 // Corrupt the data
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
682 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
683 }
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
684 #endif
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST
jlarmour
parents: 121
diff changeset
685
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
686 if (net_debug) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
687 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
688 if (sg_list[i].buf) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
689 diag_printf("rx %d bytes at %x sg[%d]\n", sg_list[i].len, sg_list[i].buf, i);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
690 if ( 1 & net_debug )
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
691 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
692 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
693 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
694 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
695
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
696 m = top;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
697 if (m == 0) {
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
698 ifp->if_ierrors++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
699 return;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
700 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
701
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
702 ifp->if_ipackets++;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
703
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
704
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
705 #if NBPFILTER > 0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
706 #error FIXME - Need mbuf with ethernet header attached
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
707 /*
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
708 * Check if there's a BPF listener on this interface.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
709 * If so, hand off the raw packet to bpf.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
710 */
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
711 if (ifp->if_bpf)
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
712 bpf_mtap(ifp->if_bpf, m);
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
713 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
714
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
715 // Push data into protocol stacks
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
716 ether_input(ifp, eh, m);
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
121
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
719
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
720 // ------------------------------------------------------------------------
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
721 // 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
722
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
723 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
724
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
725 void
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
726 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
727 cyg_ucount32 count,
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
728 cyg_addrword_t data)
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
729 {
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
730 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
731
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
732 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
733
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
734 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
735 }
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
736
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
737 // 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
738 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
739 {
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
740 cyg_netdevtab_entry_t *t;
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
741 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
742 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
743 if ( ETH_DRV_NEEDS_DELIVERY & sc->state ) {
0c2b7be0d798 Merge from eCos master repository on 2000-10-12-08:46:24-BST
jlarmour
parents: 126
diff changeset
744 sc->state &=~ETH_DRV_NEEDS_DELIVERY;
121
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
745 (*sc->funs->deliver)(sc);
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
746 }
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
747 }
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
748 }
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
749
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
750
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
751 // ------------------------------------------------------------------------
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
752
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
753
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
754
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
755
6bd9d475ed4b Merge from eCos master repository on 2000-09-04-20:50:20-BST
jlarmour
parents: 117
diff changeset
756
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
757 #ifdef CYGPKG_IO_PCMCIA
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
758 // 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
759 cyg_netdevtab_entry_t *
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
760 eth_drv_netdev(char *name)
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 cyg_netdevtab_entry_t *t;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
763 struct eth_drv_sc *sc;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
764 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
765 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
766 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
767 return t;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
768 }
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 return (cyg_netdevtab_entry_t *)NULL;
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
771 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
772 #endif // CYGPKG_IO_PCMCIA
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
773
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
774 // EOF eth_drv.c