/[dynamips]/upstream/dynamips-0.2.6-RC3/dev_c3725_eth.c
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Contents of /upstream/dynamips-0.2.6-RC3/dev_c3725_eth.c

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Revision 4 - (show annotations)
Sat Oct 6 16:06:49 2007 UTC (12 years, 2 months ago) by dpavlin
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dynamips-0.2.6-RC3

1 /*
2 * Cisco C3725 simulation platform.
3 * Copyright (c) 2006 Christophe Fillot (cf@utc.fr)
4 *
5 * Ethernet Network Modules.
6 */
7
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <string.h>
11 #include <stdarg.h>
12 #include <unistd.h>
13 #include <time.h>
14 #include <errno.h>
15 #include <assert.h>
16
17 #include "utils.h"
18 #include "net.h"
19 #include "net_io.h"
20 #include "ptask.h"
21 #include "dev_am79c971.h"
22 #include "dev_nm_16esw.h"
23 #include "dev_gt.h"
24 #include "dev_c3725.h"
25
26 /* Multi-Ethernet NM with Am79c971 chips */
27 struct nm_eth_data {
28 u_int nr_port;
29 struct am79c971_data *port[8];
30 };
31
32 /*
33 * dev_c3725_nm_eth_init()
34 *
35 * Add an Ethernet Network Module into specified slot.
36 */
37 static int dev_c3725_nm_eth_init(c3725_t *router,char *name,u_int nm_bay,
38 int nr_port,int interface_type,
39 const struct cisco_eeprom *eeprom)
40 {
41 struct nm_eth_data *data;
42 int i;
43
44 /* Allocate the private data structure */
45 if (!(data = malloc(sizeof(*data)))) {
46 fprintf(stderr,"%s: out of memory\n",name);
47 return(-1);
48 }
49
50 memset(data,0,sizeof(*data));
51 data->nr_port = nr_port;
52
53 /* Set the EEPROM */
54 c3725_nm_set_eeprom(router,nm_bay,eeprom);
55
56 /* Create the AMD Am971c971 chip(s) */
57 for(i=0;i<data->nr_port;i++) {
58 data->port[i] = dev_am79c971_init(router->vm,name,interface_type,
59 router->nm_bay[nm_bay].pci_map,
60 c3725_nm_get_pci_device(nm_bay),
61 C3725_NETIO_IRQ);
62 }
63
64 /* Store device info into the router structure */
65 return(c3725_nm_set_drvinfo(router,nm_bay,data));
66 }
67
68 /* Remove an Ethernet NM from the specified slot */
69 static int dev_c3725_nm_eth_shutdown(c3725_t *router,u_int nm_bay)
70 {
71 struct c3725_nm_bay *bay;
72 struct nm_eth_data *data;
73 int i;
74
75 if (!(bay = c3725_nm_get_info(router,nm_bay)))
76 return(-1);
77
78 data = bay->drv_info;
79
80 /* Remove the NM EEPROM */
81 c3725_nm_unset_eeprom(router,nm_bay);
82
83 /* Remove the AMD Am79c971 chips */
84 for(i=0;i<data->nr_port;i++)
85 dev_am79c971_remove(data->port[i]);
86
87 free(data);
88 return(0);
89 }
90
91 /* Bind a Network IO descriptor */
92 static int dev_c3725_nm_eth_set_nio(c3725_t *router,u_int nm_bay,
93 u_int port_id,netio_desc_t *nio)
94 {
95 struct nm_eth_data *d;
96
97 d = c3725_nm_get_drvinfo(router,nm_bay);
98
99 if (!d || (port_id >= d->nr_port))
100 return(-1);
101
102 dev_am79c971_set_nio(d->port[port_id],nio);
103 return(0);
104 }
105
106 /* Unbind a Network IO descriptor */
107 static int dev_c3725_nm_eth_unset_nio(c3725_t *router,u_int nm_bay,
108 u_int port_id)
109 {
110 struct nm_eth_data *d;
111
112 d = c3725_nm_get_drvinfo(router,nm_bay);
113
114 if (!d || (port_id >= d->nr_port))
115 return(-1);
116
117 dev_am79c971_unset_nio(d->port[port_id]);
118 return(0);
119 }
120
121 /* ====================================================================== */
122 /* NM-1FE-TX */
123 /* ====================================================================== */
124
125 /*
126 * dev_c3725_nm_1fe_tx_init()
127 *
128 * Add a NM-1FE-TX Network Module into specified slot.
129 */
130 static int dev_c3725_nm_1fe_tx_init(c3725_t *router,char *name,u_int nm_bay)
131 {
132 return(dev_c3725_nm_eth_init(router,name,nm_bay,1,AM79C971_TYPE_100BASE_TX,
133 cisco_eeprom_find_nm("NM-1FE-TX")));
134 }
135
136 /* ====================================================================== */
137 /* NM-16ESW */
138 /* ====================================================================== */
139
140 /* Add a NM-16ESW */
141 static int dev_c3725_nm_16esw_init(c3725_t *router,char *name,u_int nm_bay)
142 {
143 struct nm_16esw_data *data;
144
145 /* Set the EEPROM */
146 c3725_nm_set_eeprom(router,nm_bay,cisco_eeprom_find_nm("NM-16ESW"));
147 dev_nm_16esw_burn_mac_addr(router->vm,nm_bay,
148 &router->nm_bay[nm_bay].eeprom);
149
150 /* Create the device */
151 data = dev_nm_16esw_init(router->vm,name,nm_bay,
152 router->nm_bay[nm_bay].pci_map,
153 c3725_nm_get_pci_device(nm_bay),
154 C3725_NETIO_IRQ);
155
156 /* Store device info into the router structure */
157 return(c3725_nm_set_drvinfo(router,nm_bay,data));
158 }
159
160 /* Remove a NM-16ESW from the specified slot */
161 static int dev_c3725_nm_16esw_shutdown(c3725_t *router,u_int nm_bay)
162 {
163 struct c3725_nm_bay *bay;
164 struct nm_16esw_data *data;
165
166 if (!(bay = c3725_nm_get_info(router,nm_bay)))
167 return(-1);
168
169 data = bay->drv_info;
170
171 /* Remove the NM EEPROM */
172 c3725_nm_unset_eeprom(router,nm_bay);
173
174 /* Remove the BCM5600 chip */
175 dev_nm_16esw_remove(data);
176 return(0);
177 }
178
179 /* Bind a Network IO descriptor */
180 static int dev_c3725_nm_16esw_set_nio(c3725_t *router,u_int nm_bay,
181 u_int port_id,netio_desc_t *nio)
182 {
183 struct nm_16esw_data *d;
184
185 d = c3725_nm_get_drvinfo(router,nm_bay);
186 dev_nm_16esw_set_nio(d,port_id,nio);
187 return(0);
188 }
189
190 /* Unbind a Network IO descriptor */
191 static int dev_c3725_nm_16esw_unset_nio(c3725_t *router,u_int nm_bay,
192 u_int port_id)
193 {
194 struct nm_16esw_data *d;
195
196 d = c3725_nm_get_drvinfo(router,nm_bay);
197 dev_nm_16esw_unset_nio(d,port_id);
198 return(0);
199 }
200
201 /* Show debug info */
202 static int dev_c3725_nm_16esw_show_info(c3725_t *router,u_int nm_bay)
203 {
204 struct nm_16esw_data *d;
205
206 d = c3725_nm_get_drvinfo(router,nm_bay);
207 dev_nm_16esw_show_info(d);
208 return(0);
209 }
210
211 /* ====================================================================== */
212 /* GT96100 - Integrated Ethernet ports */
213 /* ====================================================================== */
214
215 /* Initialize Ethernet part of the GT96100 controller */
216 static int dev_c3725_gt96100_fe_init(c3725_t *router,char *name,u_int nm_bay)
217 {
218 vm_obj_t *obj;
219
220 if (nm_bay != 0) {
221 fprintf(stderr,"dev_c3725_gt96100_fe_init: bad slot specified.\n");
222 return(-1);
223 }
224
225 if (!(obj = vm_object_find(router->vm,"gt96100"))) {
226 fprintf(stderr,"dev_c3725_gt96100_fe_init: unable to find "
227 "system controller!\n");
228 return(-1);
229 }
230
231 /* Store device info into the router structure */
232 return(c3725_nm_set_drvinfo(router,0,obj->data));
233 }
234
235 /* Nothing to do, we never remove the system controller */
236 static int dev_c3725_gt96100_fe_shutdown(c3725_t *router,u_int nm_bay)
237 {
238 return(0);
239 }
240
241 /* Bind a Network IO descriptor */
242 static int dev_c3725_gt96100_fe_set_nio(c3725_t *router,u_int nm_bay,
243 u_int port_id,netio_desc_t *nio)
244 {
245 struct gt_data *d;
246
247 if (!(d = c3725_nm_get_drvinfo(router,nm_bay)))
248 return(-1);
249
250 dev_gt96100_set_nio(d,port_id,nio);
251 return(0);
252 }
253
254 /* Unbind a Network IO descriptor */
255 static int dev_c3725_gt96100_fe_unset_nio(c3725_t *router,u_int nm_bay,
256 u_int port_id)
257 {
258 struct gt_data *d;
259
260 if (!(d = c3725_nm_get_drvinfo(router,nm_bay)))
261 return(-1);
262
263 dev_gt96100_unset_nio(d,port_id);
264 return(0);
265 }
266
267 /* ====================================================================== */
268
269 /* NM-1FE-TX driver */
270 struct c3725_nm_driver dev_c3725_nm_1fe_tx_driver = {
271 "NM-1FE-TX", 1, 0,
272 dev_c3725_nm_1fe_tx_init,
273 dev_c3725_nm_eth_shutdown,
274 dev_c3725_nm_eth_set_nio,
275 dev_c3725_nm_eth_unset_nio,
276 NULL,
277 };
278
279 /* NM-16ESW driver */
280 struct c3725_nm_driver dev_c3725_nm_16esw_driver = {
281 "NM-16ESW", 1, 0,
282 dev_c3725_nm_16esw_init,
283 dev_c3725_nm_16esw_shutdown,
284 dev_c3725_nm_16esw_set_nio,
285 dev_c3725_nm_16esw_unset_nio,
286 dev_c3725_nm_16esw_show_info,
287 };
288
289 /* GT96100 FastEthernet integrated ports */
290 struct c3725_nm_driver dev_c3725_gt96100_fe_driver = {
291 "GT96100-FE", 1, 0,
292 dev_c3725_gt96100_fe_init,
293 dev_c3725_gt96100_fe_shutdown,
294 dev_c3725_gt96100_fe_set_nio,
295 dev_c3725_gt96100_fe_unset_nio,
296 NULL,
297 };

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