1 |
/* |
2 |
* Cisco 3745 simulation platform. |
3 |
* Copyright (c) 2006 Christophe Fillot (cf@utc.fr) |
4 |
* |
5 |
* Generic Cisco 3745 routines and definitions (EEPROM,...). |
6 |
*/ |
7 |
|
8 |
#include <stdio.h> |
9 |
#include <stdlib.h> |
10 |
#include <string.h> |
11 |
#include <unistd.h> |
12 |
#include <sys/types.h> |
13 |
#include <assert.h> |
14 |
|
15 |
#include "mips64.h" |
16 |
#include "dynamips.h" |
17 |
#include "memory.h" |
18 |
#include "device.h" |
19 |
#include "pci_io.h" |
20 |
#include "dev_gt.h" |
21 |
#include "cisco_eeprom.h" |
22 |
#include "dev_c3745.h" |
23 |
#include "dev_vtty.h" |
24 |
#include "registry.h" |
25 |
|
26 |
/* ======================================================================== */ |
27 |
/* EEPROM definitions */ |
28 |
/* ======================================================================== */ |
29 |
|
30 |
/* Cisco 3745 motherboard EEPROM */ |
31 |
static m_uint16_t eeprom_c3745_motherboard_data[] = { |
32 |
0x04FF, 0xC18B, 0x5858, 0x5858, 0x5858, 0x5858, 0x5858, 0x5809, |
33 |
0x6940, 0x02F7, 0xC046, 0x0320, 0x003E, 0x3E03, 0x4241, 0x3085, |
34 |
0x1C12, 0x4004, 0x80FF, 0xFFFF, 0xFFC4, 0x08FF, 0xFFFF, 0xFFFF, |
35 |
0xFFFF, 0xFF81, 0x0000, 0x0000, 0x0400, 0x0300, 0xC508, 0xFFFF, |
36 |
0xFFFF, 0xFFFF, 0xFFFF, 0x4102, 0x0002, 0x04C2, 0x8B58, 0x5858, |
37 |
0x5858, 0x5858, 0x5858, 0x5858, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
38 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
39 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
40 |
}; |
41 |
|
42 |
struct cisco_eeprom eeprom_c3745_motherboard = { |
43 |
"C3745 Motherboard", |
44 |
eeprom_c3745_motherboard_data, |
45 |
sizeof(eeprom_c3745_motherboard_data)/2, |
46 |
}; |
47 |
|
48 |
/* Cisco 3745 I/O board EEPROM */ |
49 |
static m_uint16_t eeprom_c3745_ioboard_data[] = { |
50 |
0x04FF, 0x4002, 0xF841, 0x0200, 0xC046, 0x0320, 0x0038, 0x7E01, |
51 |
0x4242, 0x3080, 0x0000, 0x0000, 0x0203, 0xC18B, 0x5858, 0x5858, |
52 |
0x5858, 0x5858, 0x5858, 0x5803, 0x0081, 0x0000, 0x0000, 0x0400, |
53 |
0xC809, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFC2, 0x8B58, 0x5858, |
54 |
0x5858, 0x5858, 0x5858, 0x5858, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
55 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
56 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
57 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
58 |
}; |
59 |
|
60 |
struct cisco_eeprom eeprom_c3745_ioboard = { |
61 |
"C3745 I/O board", |
62 |
eeprom_c3745_ioboard_data, |
63 |
sizeof(eeprom_c3745_ioboard_data)/2, |
64 |
}; |
65 |
|
66 |
/* Cisco 3745 midplane EEPROM */ |
67 |
static m_uint16_t eeprom_c3745_midplane_data[] = { |
68 |
0x04FF, 0x4003, 0x3E41, 0x0200, 0xC046, 0x0320, 0x0030, 0x0101, |
69 |
0x4241, 0x3080, 0x0000, 0x0000, 0x0205, 0xC18B, 0x5858, 0x5858, |
70 |
0x5858, 0x5858, 0x5858, 0x5803, 0x0081, 0x0000, 0x0000, 0x0400, |
71 |
0xC809, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFC3, 0x0600, 0x0DED, |
72 |
0xCD7D, 0x8043, 0x0050, 0xC28B, 0x5858, 0x5858, 0x5858, 0x5858, |
73 |
0x5858, 0x58FF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
74 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
75 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
76 |
}; |
77 |
|
78 |
struct cisco_eeprom eeprom_c3745_midplane = { |
79 |
"C3745 Midplane", |
80 |
eeprom_c3745_midplane_data, |
81 |
sizeof(eeprom_c3745_midplane_data)/2, |
82 |
}; |
83 |
|
84 |
|
85 |
/* ======================================================================== */ |
86 |
/* Network Module Drivers */ |
87 |
/* ======================================================================== */ |
88 |
static struct c3745_nm_driver *nm_drivers[] = { |
89 |
&dev_c3745_nm_1fe_tx_driver, |
90 |
&dev_c3745_nm_16esw_driver, |
91 |
&dev_c3745_gt96100_fe_driver, |
92 |
&dev_c3745_nm_4t_driver, |
93 |
NULL, |
94 |
}; |
95 |
|
96 |
/* ======================================================================== */ |
97 |
/* Cisco 3745 router instances */ |
98 |
/* ======================================================================== */ |
99 |
|
100 |
/* Directly extract the configuration from the NVRAM device */ |
101 |
ssize_t c3745_nvram_extract_config(vm_instance_t *vm,char **buffer) |
102 |
{ |
103 |
u_char *base_ptr,*ios_ptr,*cfg_ptr,*end_ptr; |
104 |
m_uint32_t start,nvlen; |
105 |
m_uint16_t magic1,magic2; |
106 |
struct vdevice *nvram_dev; |
107 |
off_t nvram_size; |
108 |
int fd; |
109 |
|
110 |
if ((nvram_dev = dev_get_by_name(vm,"rom"))) |
111 |
dev_sync(nvram_dev); |
112 |
|
113 |
fd = vm_mmap_open_file(vm,"rom",&base_ptr,&nvram_size); |
114 |
|
115 |
if (fd == -1) |
116 |
return(-1); |
117 |
|
118 |
ios_ptr = base_ptr + C3745_NVRAM_OFFSET; |
119 |
end_ptr = base_ptr + nvram_size; |
120 |
|
121 |
if ((ios_ptr + 0x30) >= end_ptr) { |
122 |
vm_error(vm,"NVRAM file too small\n"); |
123 |
return(-1); |
124 |
} |
125 |
|
126 |
magic1 = ntohs(*PTR_ADJUST(m_uint16_t *,ios_ptr,0x06)); |
127 |
magic2 = ntohs(*PTR_ADJUST(m_uint16_t *,ios_ptr,0x08)); |
128 |
|
129 |
if ((magic1 != 0xF0A5) || (magic2 != 0xABCD)) { |
130 |
vm_error(vm,"unable to find IOS magic numbers (0x%x,0x%x)!\n", |
131 |
magic1,magic2); |
132 |
return(-1); |
133 |
} |
134 |
|
135 |
start = ntohl(*PTR_ADJUST(m_uint32_t *,ios_ptr,0x10)) + 1; |
136 |
nvlen = ntohl(*PTR_ADJUST(m_uint32_t *,ios_ptr,0x18)); |
137 |
|
138 |
if (!(*buffer = malloc(nvlen+1))) { |
139 |
vm_error(vm,"unable to allocate config buffer (%u bytes)\n",nvlen); |
140 |
return(-1); |
141 |
} |
142 |
|
143 |
cfg_ptr = ios_ptr + start + 0x08; |
144 |
|
145 |
if ((cfg_ptr + nvlen) > end_ptr) { |
146 |
vm_error(vm,"NVRAM file too small\n"); |
147 |
return(-1); |
148 |
} |
149 |
|
150 |
memcpy(*buffer,cfg_ptr,nvlen-1); |
151 |
(*buffer)[nvlen-1] = 0; |
152 |
return(nvlen-1); |
153 |
} |
154 |
|
155 |
static int c3745_nvram_push_config_part(vm_instance_t *vm, |
156 |
char *buffer,size_t len, |
157 |
u_char *ios_ptr) |
158 |
{ |
159 |
m_uint32_t cfg_offset,cklen,tmp; |
160 |
m_uint16_t cksum; |
161 |
u_char *cfg_ptr; |
162 |
|
163 |
cfg_offset = 0x2c; |
164 |
cfg_ptr = ios_ptr + cfg_offset; |
165 |
|
166 |
/* Write IOS tag, uncompressed config... */ |
167 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x06) = htons(0xF0A5); |
168 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x08) = htons(0xABCD); |
169 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0a) = htons(0x0001); |
170 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0c) = htons(0x0000); |
171 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0e) = htons(0x0c04); |
172 |
|
173 |
/* Store file contents to NVRAM */ |
174 |
memcpy(cfg_ptr,buffer,len); |
175 |
|
176 |
/* Write config addresses + size */ |
177 |
tmp = cfg_offset - 0x08; |
178 |
|
179 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x10) = htonl(tmp); |
180 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x14) = htonl(tmp + len); |
181 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x18) = htonl(len); |
182 |
|
183 |
/* Compute the checksum */ |
184 |
cklen = C3745_NVRAM_SIZE - 0x08; |
185 |
cksum = nvram_cksum((m_uint16_t *)(ios_ptr+0x08),cklen); |
186 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0c) = htons(cksum); |
187 |
return(0); |
188 |
} |
189 |
|
190 |
/* Directly push the IOS configuration to the NVRAM device */ |
191 |
int c3745_nvram_push_config(vm_instance_t *vm,char *buffer,size_t len) |
192 |
{ |
193 |
u_char *base_ptr,*ios_ptr; |
194 |
int fd; |
195 |
|
196 |
fd = vm_mmap_create_file(vm,"rom",vm->rom_size*1048576,&base_ptr); |
197 |
|
198 |
if (fd == -1) |
199 |
return(-1); |
200 |
|
201 |
ios_ptr = base_ptr + C3745_NVRAM_OFFSET; |
202 |
|
203 |
/* Normal config */ |
204 |
c3745_nvram_push_config_part(vm,buffer,len,ios_ptr); |
205 |
|
206 |
/* Backup config */ |
207 |
c3745_nvram_push_config_part(vm,buffer,len,ios_ptr + C3745_NVRAM_SIZE); |
208 |
|
209 |
vm_mmap_close_file(fd,base_ptr,vm->rom_size*1048576); |
210 |
return(0); |
211 |
} |
212 |
|
213 |
/* Check for empty config */ |
214 |
int c3745_nvram_check_empty_config(vm_instance_t *vm) |
215 |
{ |
216 |
struct vdevice *rom_dev; |
217 |
m_uint64_t addr; |
218 |
size_t len; |
219 |
|
220 |
if (!(rom_dev = dev_get_by_name(vm,"rom"))) |
221 |
return(-1); |
222 |
|
223 |
addr = rom_dev->phys_addr + C3745_NVRAM_OFFSET; |
224 |
len = C3745_NVRAM_SIZE; |
225 |
|
226 |
while(len > 0) { |
227 |
if (physmem_copy_u32_from_vm(vm,addr) != 0) |
228 |
return(0); |
229 |
|
230 |
addr += sizeof(m_uint32_t); |
231 |
len -= sizeof(m_uint32_t); |
232 |
} |
233 |
|
234 |
/* Empty NVRAM */ |
235 |
vm->conf_reg |= 0x0040; |
236 |
printf("NVRAM is empty, setting config register to 0x%x\n",vm->conf_reg); |
237 |
return(0); |
238 |
} |
239 |
|
240 |
/* Create a new router instance */ |
241 |
c3745_t *c3745_create_instance(char *name,int instance_id) |
242 |
{ |
243 |
c3745_t *router; |
244 |
|
245 |
if (!(router = malloc(sizeof(*router)))) { |
246 |
fprintf(stderr,"C3745 '%s': Unable to create new instance!\n",name); |
247 |
return NULL; |
248 |
} |
249 |
|
250 |
memset(router,0,sizeof(*router)); |
251 |
|
252 |
if (!(router->vm = vm_create(name,instance_id,VM_TYPE_C3745))) { |
253 |
fprintf(stderr,"C3745 '%s': unable to create VM instance!\n",name); |
254 |
goto err_vm; |
255 |
} |
256 |
|
257 |
c3745_init_defaults(router); |
258 |
router->vm->hw_data = router; |
259 |
return router; |
260 |
|
261 |
err_vm: |
262 |
free(router); |
263 |
return NULL; |
264 |
} |
265 |
|
266 |
/* Free resources used by a router instance */ |
267 |
static int c3745_free_instance(void *data,void *arg) |
268 |
{ |
269 |
vm_instance_t *vm = data; |
270 |
c3745_t *router; |
271 |
int i; |
272 |
|
273 |
if (vm->type == VM_TYPE_C3745) { |
274 |
router = VM_C3745(vm); |
275 |
|
276 |
/* Stop all CPUs */ |
277 |
if (vm->cpu_group != NULL) { |
278 |
vm_stop(vm); |
279 |
|
280 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
281 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
282 |
return(FALSE); |
283 |
} |
284 |
} |
285 |
|
286 |
/* Remove NIO bindings */ |
287 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) |
288 |
c3745_nm_remove_all_nio_bindings(router,i); |
289 |
|
290 |
/* Shutdown all Network Modules */ |
291 |
c3745_nm_shutdown_all(router); |
292 |
|
293 |
/* Free mainboard EEPROM */ |
294 |
for(i=0;i<3;i++) |
295 |
cisco_eeprom_free(&router->sys_eeprom[i]); |
296 |
|
297 |
/* Free all resources used by VM */ |
298 |
vm_free(vm); |
299 |
|
300 |
/* Free the router structure */ |
301 |
free(router); |
302 |
return(TRUE); |
303 |
} |
304 |
|
305 |
return(FALSE); |
306 |
} |
307 |
|
308 |
/* Delete a router instance */ |
309 |
int c3745_delete_instance(char *name) |
310 |
{ |
311 |
return(registry_delete_if_unused(name,OBJ_TYPE_VM, |
312 |
c3745_free_instance,NULL)); |
313 |
} |
314 |
|
315 |
/* Delete all router instances */ |
316 |
int c3745_delete_all_instances(void) |
317 |
{ |
318 |
return(registry_delete_type(OBJ_TYPE_VM,c3745_free_instance,NULL)); |
319 |
} |
320 |
|
321 |
/* Save configuration of a C3745 instance */ |
322 |
void c3745_save_config(c3745_t *router,FILE *fd) |
323 |
{ |
324 |
vm_instance_t *vm = router->vm; |
325 |
struct c3745_nio_binding *nb; |
326 |
struct c3745_nm_bay *bay; |
327 |
int i; |
328 |
|
329 |
/* General settings */ |
330 |
fprintf(fd,"c3745 create %s %u\n",vm->name,vm->instance_id); |
331 |
|
332 |
/* VM configuration */ |
333 |
vm_save_config(vm,fd); |
334 |
|
335 |
/* Network Module settings */ |
336 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
337 |
if (!(bay = c3745_nm_get_info(router,i))) |
338 |
continue; |
339 |
|
340 |
if (bay->dev_type) { |
341 |
fprintf(fd,"c3745 add_nm_binding %s %u %s\n", |
342 |
vm->name,i,bay->dev_type); |
343 |
} |
344 |
|
345 |
for(nb=bay->nio_list;nb;nb=nb->next) { |
346 |
fprintf(fd,"c3745 add_nio_binding %s %u %u %s\n", |
347 |
vm->name,i,nb->port_id,nb->nio->name); |
348 |
} |
349 |
} |
350 |
|
351 |
fprintf(fd,"\n"); |
352 |
} |
353 |
|
354 |
/* Save configurations of all C3745 instances */ |
355 |
static void c3745_reg_save_config(registry_entry_t *entry,void *opt,int *err) |
356 |
{ |
357 |
vm_instance_t *vm = entry->data; |
358 |
c3745_t *router = VM_C3745(vm); |
359 |
|
360 |
if (vm->type == VM_TYPE_C3745) |
361 |
c3745_save_config(router,(FILE *)opt); |
362 |
} |
363 |
|
364 |
void c3745_save_config_all(FILE *fd) |
365 |
{ |
366 |
registry_foreach_type(OBJ_TYPE_VM,c3745_reg_save_config,fd,NULL); |
367 |
} |
368 |
|
369 |
/* Set NM EEPROM definition */ |
370 |
int c3745_nm_set_eeprom(c3745_t *router,u_int nm_bay, |
371 |
const struct cisco_eeprom *eeprom) |
372 |
{ |
373 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) { |
374 |
vm_error(router->vm,"c3745_nm_set_eeprom: invalid NM Bay %u.\n",nm_bay); |
375 |
return(-1); |
376 |
} |
377 |
|
378 |
if (cisco_eeprom_copy(&router->nm_bay[nm_bay].eeprom,eeprom) == -1) { |
379 |
vm_error(router->vm,"c3745_nm_set_eeprom: no memory.\n"); |
380 |
return(-1); |
381 |
} |
382 |
|
383 |
return(0); |
384 |
} |
385 |
|
386 |
/* Unset NM EEPROM definition (empty bay) */ |
387 |
int c3745_nm_unset_eeprom(c3745_t *router,u_int nm_bay) |
388 |
{ |
389 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) { |
390 |
vm_error(router->vm,"c3745_nm_set_eeprom: invalid NM Bay %u.\n",nm_bay); |
391 |
return(-1); |
392 |
} |
393 |
|
394 |
cisco_eeprom_free(&router->nm_bay[nm_bay].eeprom); |
395 |
return(0); |
396 |
} |
397 |
|
398 |
/* Check if a bay has a port adapter */ |
399 |
int c3745_nm_check_eeprom(c3745_t *router,u_int nm_bay) |
400 |
{ |
401 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) |
402 |
return(FALSE); |
403 |
|
404 |
return(cisco_eeprom_valid(&router->nm_bay[nm_bay].eeprom)); |
405 |
} |
406 |
|
407 |
/* Get bay info */ |
408 |
struct c3745_nm_bay *c3745_nm_get_info(c3745_t *router,u_int nm_bay) |
409 |
{ |
410 |
if (nm_bay >= C3745_MAX_NM_BAYS) |
411 |
return NULL; |
412 |
|
413 |
return(&router->nm_bay[nm_bay]); |
414 |
} |
415 |
|
416 |
/* Get NM type */ |
417 |
char *c3745_nm_get_type(c3745_t *router,u_int nm_bay) |
418 |
{ |
419 |
struct c3745_nm_bay *bay; |
420 |
|
421 |
bay = c3745_nm_get_info(router,nm_bay); |
422 |
return((bay != NULL) ? bay->dev_type : NULL); |
423 |
} |
424 |
|
425 |
/* Get driver info about the specified slot */ |
426 |
void *c3745_nm_get_drvinfo(c3745_t *router,u_int nm_bay) |
427 |
{ |
428 |
struct c3745_nm_bay *bay; |
429 |
|
430 |
bay = c3745_nm_get_info(router,nm_bay); |
431 |
return((bay != NULL) ? bay->drv_info : NULL); |
432 |
} |
433 |
|
434 |
/* Set driver info for the specified slot */ |
435 |
int c3745_nm_set_drvinfo(c3745_t *router,u_int nm_bay,void *drv_info) |
436 |
{ |
437 |
struct c3745_nm_bay *bay; |
438 |
|
439 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
440 |
return(-1); |
441 |
|
442 |
bay->drv_info = drv_info; |
443 |
return(0); |
444 |
} |
445 |
|
446 |
/* Get a NM driver */ |
447 |
static struct c3745_nm_driver *c3745_nm_get_driver(char *dev_type) |
448 |
{ |
449 |
int i; |
450 |
|
451 |
for(i=0;nm_drivers[i];i++) |
452 |
if (!strcmp(nm_drivers[i]->dev_type,dev_type)) |
453 |
return nm_drivers[i]; |
454 |
|
455 |
return NULL; |
456 |
} |
457 |
|
458 |
/* Add a NM binding */ |
459 |
int c3745_nm_add_binding(c3745_t *router,char *dev_type,u_int nm_bay) |
460 |
{ |
461 |
struct c3745_nm_driver *nm_driver; |
462 |
struct c3745_nm_bay *bay; |
463 |
|
464 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
465 |
return(-1); |
466 |
|
467 |
/* check that this bay is empty */ |
468 |
if (bay->dev_type != NULL) { |
469 |
vm_error(router->vm,"a NM already exists in slot %u.\n",nm_bay); |
470 |
return(-1); |
471 |
} |
472 |
|
473 |
/* find the NM driver */ |
474 |
if (!(nm_driver = c3745_nm_get_driver(dev_type))) { |
475 |
vm_error(router->vm,"unknown NM type '%s'.\n",dev_type); |
476 |
return(-1); |
477 |
} |
478 |
|
479 |
bay->dev_type = nm_driver->dev_type; |
480 |
bay->nm_driver = nm_driver; |
481 |
return(0); |
482 |
} |
483 |
|
484 |
/* Remove a NM binding */ |
485 |
int c3745_nm_remove_binding(c3745_t *router,u_int nm_bay) |
486 |
{ |
487 |
struct c3745_nm_bay *bay; |
488 |
|
489 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
490 |
return(-1); |
491 |
|
492 |
/* stop if this bay is still active */ |
493 |
if (bay->drv_info != NULL) { |
494 |
vm_error(router->vm,"slot %u still active.\n",nm_bay); |
495 |
return(-1); |
496 |
} |
497 |
|
498 |
/* check that this bay is not empty */ |
499 |
if (bay->dev_type == NULL) { |
500 |
vm_error(router->vm,"slot %u is empty.\n",nm_bay); |
501 |
return(-1); |
502 |
} |
503 |
|
504 |
/* remove all NIOs bindings */ |
505 |
c3745_nm_remove_all_nio_bindings(router,nm_bay); |
506 |
|
507 |
bay->dev_type = NULL; |
508 |
bay->nm_driver = NULL; |
509 |
return(0); |
510 |
} |
511 |
|
512 |
/* Find a NIO binding */ |
513 |
struct c3745_nio_binding * |
514 |
c3745_nm_find_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id) |
515 |
{ |
516 |
struct c3745_nio_binding *nb; |
517 |
struct c3745_nm_bay *bay; |
518 |
|
519 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
520 |
return NULL; |
521 |
|
522 |
for(nb=bay->nio_list;nb;nb=nb->next) |
523 |
if (nb->port_id == port_id) |
524 |
return nb; |
525 |
|
526 |
return NULL; |
527 |
} |
528 |
|
529 |
/* Add a network IO binding */ |
530 |
int c3745_nm_add_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id, |
531 |
char *nio_name) |
532 |
{ |
533 |
struct c3745_nio_binding *nb; |
534 |
struct c3745_nm_bay *bay; |
535 |
netio_desc_t *nio; |
536 |
|
537 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
538 |
return(-1); |
539 |
|
540 |
/* check that a NIO is not already bound to this port */ |
541 |
if (c3745_nm_find_nio_binding(router,nm_bay,port_id) != NULL) { |
542 |
vm_error(router->vm,"a NIO already exists for interface %u/%u.\n", |
543 |
nm_bay,port_id); |
544 |
return(-1); |
545 |
} |
546 |
|
547 |
/* acquire a reference on the NIO object */ |
548 |
if (!(nio = netio_acquire(nio_name))) { |
549 |
vm_error(router->vm,"unable to find NIO '%s'.\n",nio_name); |
550 |
return(-1); |
551 |
} |
552 |
|
553 |
/* create a new binding */ |
554 |
if (!(nb = malloc(sizeof(*nb)))) { |
555 |
vm_error(router->vm,"unable to create NIO binding " |
556 |
"for interface %u/%u.\n",nm_bay,port_id); |
557 |
netio_release(nio_name); |
558 |
return(-1); |
559 |
} |
560 |
|
561 |
memset(nb,0,sizeof(*nb)); |
562 |
nb->nio = nio; |
563 |
nb->port_id = port_id; |
564 |
nb->next = bay->nio_list; |
565 |
if (nb->next) nb->next->prev = nb; |
566 |
bay->nio_list = nb; |
567 |
return(0); |
568 |
} |
569 |
|
570 |
/* Remove a NIO binding */ |
571 |
int c3745_nm_remove_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id) |
572 |
{ |
573 |
struct c3745_nio_binding *nb; |
574 |
struct c3745_nm_bay *bay; |
575 |
|
576 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
577 |
return(-1); |
578 |
|
579 |
if (!(nb = c3745_nm_find_nio_binding(router,nm_bay,port_id))) |
580 |
return(-1); /* no nio binding for this slot/port */ |
581 |
|
582 |
/* tell the NM driver to stop using this NIO */ |
583 |
if (bay->nm_driver) |
584 |
bay->nm_driver->nm_unset_nio(router,nm_bay,port_id); |
585 |
|
586 |
/* remove this entry from the double linked list */ |
587 |
if (nb->next) |
588 |
nb->next->prev = nb->prev; |
589 |
|
590 |
if (nb->prev) { |
591 |
nb->prev->next = nb->next; |
592 |
} else { |
593 |
bay->nio_list = nb->next; |
594 |
} |
595 |
|
596 |
/* unreference NIO object */ |
597 |
netio_release(nb->nio->name); |
598 |
free(nb); |
599 |
return(0); |
600 |
} |
601 |
|
602 |
/* Remove all NIO bindings for the specified NM */ |
603 |
int c3745_nm_remove_all_nio_bindings(c3745_t *router,u_int nm_bay) |
604 |
{ |
605 |
struct c3745_nio_binding *nb,*next; |
606 |
struct c3745_nm_bay *bay; |
607 |
|
608 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
609 |
return(-1); |
610 |
|
611 |
for(nb=bay->nio_list;nb;nb=next) { |
612 |
next = nb->next; |
613 |
|
614 |
/* tell the NM driver to stop using this NIO */ |
615 |
if (bay->nm_driver) |
616 |
bay->nm_driver->nm_unset_nio(router,nm_bay,nb->port_id); |
617 |
|
618 |
/* unreference NIO object */ |
619 |
netio_release(nb->nio->name); |
620 |
free(nb); |
621 |
} |
622 |
|
623 |
bay->nio_list = NULL; |
624 |
return(0); |
625 |
} |
626 |
|
627 |
/* Enable a Network IO descriptor for a Network Module */ |
628 |
int c3745_nm_enable_nio(c3745_t *router,u_int nm_bay,u_int port_id) |
629 |
{ |
630 |
struct c3745_nio_binding *nb; |
631 |
struct c3745_nm_bay *bay; |
632 |
|
633 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
634 |
return(-1); |
635 |
|
636 |
/* check that we have an NIO binding for this interface */ |
637 |
if (!(nb = c3745_nm_find_nio_binding(router,nm_bay,port_id))) |
638 |
return(-1); |
639 |
|
640 |
/* check that the driver is defined and successfully initialized */ |
641 |
if (!bay->nm_driver || !bay->drv_info) |
642 |
return(-1); |
643 |
|
644 |
return(bay->nm_driver->nm_set_nio(router,nm_bay,port_id,nb->nio)); |
645 |
} |
646 |
|
647 |
/* Disable Network IO descriptor of a Network Module */ |
648 |
int c3745_nm_disable_nio(c3745_t *router,u_int nm_bay,u_int port_id) |
649 |
{ |
650 |
struct c3745_nm_bay *bay; |
651 |
|
652 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
653 |
return(-1); |
654 |
|
655 |
/* check that the driver is defined and successfully initialized */ |
656 |
if (!bay->nm_driver || !bay->drv_info) |
657 |
return(-1); |
658 |
|
659 |
return(bay->nm_driver->nm_unset_nio(router,nm_bay,port_id)); |
660 |
} |
661 |
|
662 |
/* Enable all NIO of the specified NM */ |
663 |
int c3745_nm_enable_all_nio(c3745_t *router,u_int nm_bay) |
664 |
{ |
665 |
struct c3745_nio_binding *nb; |
666 |
struct c3745_nm_bay *bay; |
667 |
|
668 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
669 |
return(-1); |
670 |
|
671 |
/* check that the driver is defined and successfully initialized */ |
672 |
if (!bay->nm_driver || !bay->drv_info) |
673 |
return(-1); |
674 |
|
675 |
for(nb=bay->nio_list;nb;nb=nb->next) |
676 |
bay->nm_driver->nm_set_nio(router,nm_bay,nb->port_id,nb->nio); |
677 |
|
678 |
return(0); |
679 |
} |
680 |
|
681 |
/* Disable all NIO of the specified NM */ |
682 |
int c3745_nm_disable_all_nio(c3745_t *router,u_int nm_bay) |
683 |
{ |
684 |
struct c3745_nio_binding *nb; |
685 |
struct c3745_nm_bay *bay; |
686 |
|
687 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
688 |
return(-1); |
689 |
|
690 |
/* check that the driver is defined and successfully initialized */ |
691 |
if (!bay->nm_driver || !bay->drv_info) |
692 |
return(-1); |
693 |
|
694 |
for(nb=bay->nio_list;nb;nb=nb->next) |
695 |
bay->nm_driver->nm_unset_nio(router,nm_bay,nb->port_id); |
696 |
|
697 |
return(0); |
698 |
} |
699 |
|
700 |
/* Initialize a Network Module */ |
701 |
int c3745_nm_init(c3745_t *router,u_int nm_bay) |
702 |
{ |
703 |
struct c3745_nm_bay *bay; |
704 |
size_t len; |
705 |
|
706 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
707 |
return(-1); |
708 |
|
709 |
/* Check that a device type is defined for this bay */ |
710 |
if (!bay->dev_type || !bay->nm_driver) { |
711 |
vm_error(router->vm,"trying to init empty slot %u.\n",nm_bay); |
712 |
return(-1); |
713 |
} |
714 |
|
715 |
/* Allocate device name */ |
716 |
len = strlen(bay->dev_type) + 10; |
717 |
if (!(bay->dev_name = malloc(len))) { |
718 |
vm_error(router->vm,"unable to allocate device name.\n"); |
719 |
return(-1); |
720 |
} |
721 |
|
722 |
snprintf(bay->dev_name,len,"%s(%u)",bay->dev_type,nm_bay); |
723 |
|
724 |
/* Initialize NM driver */ |
725 |
if (bay->nm_driver->nm_init(router,bay->dev_name,nm_bay) == 1) { |
726 |
vm_error(router->vm,"unable to initialize NM %u.\n",nm_bay); |
727 |
return(-1); |
728 |
} |
729 |
|
730 |
/* Enable all NIO */ |
731 |
c3745_nm_enable_all_nio(router,nm_bay); |
732 |
return(0); |
733 |
} |
734 |
|
735 |
/* Shutdown a Network Module */ |
736 |
int c3745_nm_shutdown(c3745_t *router,u_int nm_bay) |
737 |
{ |
738 |
struct c3745_nm_bay *bay; |
739 |
|
740 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
741 |
return(-1); |
742 |
|
743 |
/* Check that a device type is defined for this bay */ |
744 |
if (!bay->dev_type || !bay->nm_driver) { |
745 |
vm_error(router->vm,"trying to shut down empty slot %u.\n",nm_bay); |
746 |
return(-1); |
747 |
} |
748 |
|
749 |
/* Disable all NIO */ |
750 |
c3745_nm_disable_all_nio(router,nm_bay); |
751 |
|
752 |
/* Shutdown the NM driver */ |
753 |
if (bay->drv_info && (bay->nm_driver->nm_shutdown(router,nm_bay) == -1)) { |
754 |
vm_error(router->vm,"unable to shutdown NM %u.\n",nm_bay); |
755 |
return(-1); |
756 |
} |
757 |
|
758 |
free(bay->dev_name); |
759 |
bay->dev_name = NULL; |
760 |
bay->drv_info = NULL; |
761 |
return(0); |
762 |
} |
763 |
|
764 |
/* Shutdown all NM of a router */ |
765 |
int c3745_nm_shutdown_all(c3745_t *router) |
766 |
{ |
767 |
int i; |
768 |
|
769 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
770 |
if (!router->nm_bay[i].dev_type) |
771 |
continue; |
772 |
|
773 |
c3745_nm_shutdown(router,i); |
774 |
} |
775 |
|
776 |
return(0); |
777 |
} |
778 |
|
779 |
/* Show info about all NMs */ |
780 |
int c3745_nm_show_all_info(c3745_t *router) |
781 |
{ |
782 |
struct c3745_nm_bay *bay; |
783 |
int i; |
784 |
|
785 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
786 |
if (!(bay = c3745_nm_get_info(router,i)) || !bay->nm_driver) |
787 |
continue; |
788 |
|
789 |
if (bay->nm_driver->nm_show_info != NULL) |
790 |
bay->nm_driver->nm_show_info(router,i); |
791 |
} |
792 |
|
793 |
return(0); |
794 |
} |
795 |
|
796 |
/* Maximum number of tokens in a NM description */ |
797 |
#define NM_DESC_MAX_TOKENS 8 |
798 |
|
799 |
/* Create a Network Module (command line) */ |
800 |
int c3745_cmd_nm_create(c3745_t *router,char *str) |
801 |
{ |
802 |
char *tokens[NM_DESC_MAX_TOKENS]; |
803 |
int i,count,res; |
804 |
u_int nm_bay; |
805 |
|
806 |
/* A port adapter description is like "1:NM-1FE" */ |
807 |
if ((count = m_strsplit(str,':',tokens,NM_DESC_MAX_TOKENS)) != 2) { |
808 |
vm_error(router->vm,"unable to parse NM description '%s'.\n",str); |
809 |
return(-1); |
810 |
} |
811 |
|
812 |
/* Parse the NM bay id */ |
813 |
nm_bay = atoi(tokens[0]); |
814 |
|
815 |
/* Add this new NM to the current NM list */ |
816 |
res = c3745_nm_add_binding(router,tokens[1],nm_bay); |
817 |
|
818 |
/* The complete array was cleaned by strsplit */ |
819 |
for(i=0;i<NM_DESC_MAX_TOKENS;i++) |
820 |
free(tokens[i]); |
821 |
|
822 |
return(res); |
823 |
} |
824 |
|
825 |
/* Add a Network IO descriptor binding (command line) */ |
826 |
int c3745_cmd_add_nio(c3745_t *router,char *str) |
827 |
{ |
828 |
char *tokens[NM_DESC_MAX_TOKENS]; |
829 |
int i,count,nio_type,res=-1; |
830 |
u_int nm_bay,port_id; |
831 |
netio_desc_t *nio; |
832 |
char nio_name[128]; |
833 |
|
834 |
/* A port adapter description is like "1:3:tap:tap0" */ |
835 |
if ((count = m_strsplit(str,':',tokens,NM_DESC_MAX_TOKENS)) < 3) { |
836 |
vm_error(router->vm,"unable to parse NIO description '%s'.\n",str); |
837 |
return(-1); |
838 |
} |
839 |
|
840 |
/* Parse the NM bay */ |
841 |
nm_bay = atoi(tokens[0]); |
842 |
|
843 |
/* Parse the NM port id */ |
844 |
port_id = atoi(tokens[1]); |
845 |
|
846 |
/* Autogenerate a NIO name */ |
847 |
snprintf(nio_name,sizeof(nio_name),"c3745-i%u/%u/%u", |
848 |
router->vm->instance_id,nm_bay,port_id); |
849 |
|
850 |
/* Create the Network IO descriptor */ |
851 |
nio = NULL; |
852 |
nio_type = netio_get_type(tokens[2]); |
853 |
|
854 |
switch(nio_type) { |
855 |
case NETIO_TYPE_UNIX: |
856 |
if (count != 5) { |
857 |
vm_error(router->vm, |
858 |
"invalid number of arguments for UNIX NIO '%s'\n",str); |
859 |
goto done; |
860 |
} |
861 |
|
862 |
nio = netio_desc_create_unix(nio_name,tokens[3],tokens[4]); |
863 |
break; |
864 |
|
865 |
case NETIO_TYPE_VDE: |
866 |
if (count != 5) { |
867 |
vm_error(router->vm, |
868 |
"invalid number of arguments for VDE NIO '%s'\n",str); |
869 |
goto done; |
870 |
} |
871 |
|
872 |
nio = netio_desc_create_vde(nio_name,tokens[3],tokens[4]); |
873 |
break; |
874 |
|
875 |
case NETIO_TYPE_TAP: |
876 |
if (count != 4) { |
877 |
vm_error(router->vm, |
878 |
"invalid number of arguments for TAP NIO '%s'\n",str); |
879 |
goto done; |
880 |
} |
881 |
|
882 |
nio = netio_desc_create_tap(nio_name,tokens[3]); |
883 |
break; |
884 |
|
885 |
case NETIO_TYPE_UDP: |
886 |
if (count != 6) { |
887 |
vm_error(router->vm, |
888 |
"invalid number of arguments for UDP NIO '%s'\n",str); |
889 |
goto done; |
890 |
} |
891 |
|
892 |
nio = netio_desc_create_udp(nio_name,atoi(tokens[3]), |
893 |
tokens[4],atoi(tokens[5])); |
894 |
break; |
895 |
|
896 |
case NETIO_TYPE_TCP_CLI: |
897 |
if (count != 5) { |
898 |
vm_error(router->vm, |
899 |
"invalid number of arguments for TCP CLI NIO '%s'\n",str); |
900 |
goto done; |
901 |
} |
902 |
|
903 |
nio = netio_desc_create_tcp_cli(nio_name,tokens[3],tokens[4]); |
904 |
break; |
905 |
|
906 |
case NETIO_TYPE_TCP_SER: |
907 |
if (count != 4) { |
908 |
vm_error(router->vm, |
909 |
"invalid number of arguments for TCP SER NIO '%s'\n",str); |
910 |
goto done; |
911 |
} |
912 |
|
913 |
nio = netio_desc_create_tcp_ser(nio_name,tokens[3]); |
914 |
break; |
915 |
|
916 |
case NETIO_TYPE_NULL: |
917 |
nio = netio_desc_create_null(nio_name); |
918 |
break; |
919 |
|
920 |
#ifdef LINUX_ETH |
921 |
case NETIO_TYPE_LINUX_ETH: |
922 |
if (count != 4) { |
923 |
vm_error(router->vm, |
924 |
"invalid number of arguments for Linux Eth NIO '%s'\n", |
925 |
str); |
926 |
goto done; |
927 |
} |
928 |
|
929 |
nio = netio_desc_create_lnxeth(nio_name,tokens[3]); |
930 |
break; |
931 |
#endif |
932 |
|
933 |
#ifdef GEN_ETH |
934 |
case NETIO_TYPE_GEN_ETH: |
935 |
if (count != 4) { |
936 |
vm_error(router->vm, |
937 |
"invalid number of arguments for Generic Eth NIO '%s'\n", |
938 |
str); |
939 |
goto done; |
940 |
} |
941 |
|
942 |
nio = netio_desc_create_geneth(nio_name,tokens[3]); |
943 |
break; |
944 |
#endif |
945 |
|
946 |
default: |
947 |
vm_error(router->vm,"unknown NETIO type '%s'\n",tokens[2]); |
948 |
goto done; |
949 |
} |
950 |
|
951 |
if (!nio) { |
952 |
vm_error(router->vm,"unable to create NETIO " |
953 |
"descriptor for NM slot %u\n",nm_bay); |
954 |
goto done; |
955 |
} |
956 |
|
957 |
if (c3745_nm_add_nio_binding(router,nm_bay,port_id,nio_name) == -1) { |
958 |
vm_error(router->vm,"unable to add NETIO binding for slot %u\n",nm_bay); |
959 |
netio_release(nio_name); |
960 |
netio_delete(nio_name); |
961 |
goto done; |
962 |
} |
963 |
|
964 |
netio_release(nio_name); |
965 |
res = 0; |
966 |
|
967 |
done: |
968 |
/* The complete array was cleaned by strsplit */ |
969 |
for(i=0;i<NM_DESC_MAX_TOKENS;i++) |
970 |
free(tokens[i]); |
971 |
|
972 |
return(res); |
973 |
} |
974 |
|
975 |
/* Show the list of available NM drivers */ |
976 |
void c3745_nm_show_drivers(void) |
977 |
{ |
978 |
int i; |
979 |
|
980 |
printf("Available C3745 Network Module drivers:\n"); |
981 |
|
982 |
for(i=0;nm_drivers[i];i++) { |
983 |
printf(" * %s %s\n", |
984 |
nm_drivers[i]->dev_type, |
985 |
!nm_drivers[i]->supported ? "(NOT WORKING)" : ""); |
986 |
} |
987 |
|
988 |
printf("\n"); |
989 |
} |
990 |
|
991 |
/* Set the base MAC address of the chassis */ |
992 |
static int c3745_burn_mac_addr(c3745_t *router,n_eth_addr_t *addr) |
993 |
{ |
994 |
m_uint8_t eeprom_ver; |
995 |
size_t offset; |
996 |
|
997 |
/* Read EEPROM format version */ |
998 |
cisco_eeprom_get_byte(&router->sys_eeprom[2],0,&eeprom_ver); |
999 |
|
1000 |
switch(eeprom_ver) { |
1001 |
case 0: |
1002 |
cisco_eeprom_set_region(&router->sys_eeprom[2],2, |
1003 |
addr->eth_addr_byte,6); |
1004 |
break; |
1005 |
|
1006 |
case 4: |
1007 |
if (!cisco_eeprom_v4_find_field(&router->sys_eeprom[2], |
1008 |
0xC3,&offset)) { |
1009 |
cisco_eeprom_set_region(&router->sys_eeprom[2],offset, |
1010 |
addr->eth_addr_byte,6); |
1011 |
} |
1012 |
break; |
1013 |
|
1014 |
default: |
1015 |
vm_error(router->vm,"c3745_burn_mac_addr: unable to handle " |
1016 |
"EEPROM version %u\n",eeprom_ver); |
1017 |
return(-1); |
1018 |
} |
1019 |
|
1020 |
return(0); |
1021 |
} |
1022 |
|
1023 |
/* Set chassis MAC address */ |
1024 |
int c3745_chassis_set_mac_addr(c3745_t *router,char *mac_addr) |
1025 |
{ |
1026 |
if (parse_mac_addr(&router->mac_addr,mac_addr) == -1) { |
1027 |
vm_error(router->vm,"unable to parse MAC address '%s'.\n",mac_addr); |
1028 |
return(-1); |
1029 |
} |
1030 |
|
1031 |
/* Set the chassis base MAC address */ |
1032 |
c3745_burn_mac_addr(router,&router->mac_addr); |
1033 |
return(0); |
1034 |
} |
1035 |
|
1036 |
/* Create the two main PCI busses for a GT64120 based system */ |
1037 |
static int c3745_init_gt96100(c3745_t *router) |
1038 |
{ |
1039 |
vm_instance_t *vm = router->vm; |
1040 |
|
1041 |
vm->pci_bus[0] = pci_bus_create("PCI bus #0",0); |
1042 |
vm->pci_bus[1] = pci_bus_create("PCI bus #1",0); |
1043 |
|
1044 |
if (!vm->pci_bus[0] || !vm->pci_bus[1]) { |
1045 |
vm_error(router->vm,"unable to create PCI data.\n"); |
1046 |
return(-1); |
1047 |
} |
1048 |
|
1049 |
return(dev_gt96100_init(vm,"gt96100",C3745_GT96K_ADDR,0x200000, |
1050 |
C3745_GT96K_IRQ,C3745_NETIO_IRQ)); |
1051 |
} |
1052 |
|
1053 |
/* Initialize a Cisco 3745 */ |
1054 |
static int c3745_init(c3745_t *router) |
1055 |
{ |
1056 |
vm_instance_t *vm = router->vm; |
1057 |
char bus_name[128]; |
1058 |
int i; |
1059 |
|
1060 |
/* Set the processor type: R7000 */ |
1061 |
mips64_set_prid(vm->boot_cpu,MIPS_PRID_R7000); |
1062 |
|
1063 |
/* Initialize the Galileo GT-96100 PCI controller */ |
1064 |
if (c3745_init_gt96100(router) == -1) |
1065 |
return(-1); |
1066 |
|
1067 |
/* Create the NM PCI busses for slots 1-4 */ |
1068 |
for(i=1;i<=4;i++) { |
1069 |
snprintf(bus_name,sizeof(bus_name),"NM Slot %d",i); |
1070 |
vm->pci_bus_pool[i] = pci_bus_create(bus_name,-1); |
1071 |
|
1072 |
/* Map the NM PCI bus */ |
1073 |
router->nm_bay[i].pci_map = vm->pci_bus_pool[i]; |
1074 |
|
1075 |
/* Create the PCI bridge */ |
1076 |
dev_ti2050b_init(vm->pci_bus[1],i,router->nm_bay[i].pci_map); |
1077 |
} |
1078 |
|
1079 |
vm->elf_machine_id = C3745_ELF_MACHINE_ID; |
1080 |
return(0); |
1081 |
} |
1082 |
|
1083 |
/* Show C3745 hardware info */ |
1084 |
void c3745_show_hardware(c3745_t *router) |
1085 |
{ |
1086 |
vm_instance_t *vm = router->vm; |
1087 |
|
1088 |
printf("C3745 instance '%s' (id %d):\n",vm->name,vm->instance_id); |
1089 |
|
1090 |
printf(" VM Status : %d\n",vm->status); |
1091 |
printf(" RAM size : %u Mb\n",vm->ram_size); |
1092 |
printf(" NVRAM size : %u Kb\n",vm->nvram_size); |
1093 |
printf(" IOS image : %s\n\n",vm->ios_image); |
1094 |
|
1095 |
if (vm->debug_level > 0) { |
1096 |
dev_show_list(vm); |
1097 |
pci_dev_show_list(vm->pci_bus[0]); |
1098 |
pci_dev_show_list(vm->pci_bus[1]); |
1099 |
printf("\n"); |
1100 |
} |
1101 |
} |
1102 |
|
1103 |
/* Initialize default parameters for a C3745 */ |
1104 |
void c3745_init_defaults(c3745_t *router) |
1105 |
{ |
1106 |
vm_instance_t *vm = router->vm; |
1107 |
n_eth_addr_t *m; |
1108 |
m_uint16_t pid; |
1109 |
|
1110 |
pid = (m_uint16_t)getpid(); |
1111 |
|
1112 |
/* Generate a chassis MAC address based on the instance ID */ |
1113 |
m = &router->mac_addr; |
1114 |
m->eth_addr_byte[0] = vm_get_mac_addr_msb(vm); |
1115 |
m->eth_addr_byte[1] = vm->instance_id & 0xFF; |
1116 |
m->eth_addr_byte[2] = pid >> 8; |
1117 |
m->eth_addr_byte[3] = pid & 0xFF; |
1118 |
m->eth_addr_byte[4] = 0x00; |
1119 |
m->eth_addr_byte[5] = 0x00; |
1120 |
|
1121 |
c3745_init_eeprom_groups(router); |
1122 |
cisco_eeprom_copy(&router->sys_eeprom[0],&eeprom_c3745_motherboard); |
1123 |
cisco_eeprom_copy(&router->sys_eeprom[1],&eeprom_c3745_ioboard); |
1124 |
cisco_eeprom_copy(&router->sys_eeprom[2],&eeprom_c3745_midplane); |
1125 |
|
1126 |
c3745_burn_mac_addr(router,&router->mac_addr); |
1127 |
|
1128 |
vm->ram_mmap = C3745_DEFAULT_RAM_MMAP; |
1129 |
vm->ram_size = C3745_DEFAULT_RAM_SIZE; |
1130 |
vm->rom_size = C3745_DEFAULT_ROM_SIZE; |
1131 |
vm->nvram_size = C3745_DEFAULT_NVRAM_SIZE; |
1132 |
vm->conf_reg_setup = C3745_DEFAULT_CONF_REG; |
1133 |
vm->clock_divisor = C3745_DEFAULT_CLOCK_DIV; |
1134 |
vm->nvram_rom_space = C3745_NVRAM_ROM_RES_SIZE; |
1135 |
router->nm_iomem_size = C3745_DEFAULT_IOMEM_SIZE; |
1136 |
|
1137 |
vm->pcmcia_disk_size[0] = C3745_DEFAULT_DISK0_SIZE; |
1138 |
vm->pcmcia_disk_size[1] = C3745_DEFAULT_DISK1_SIZE; |
1139 |
|
1140 |
/* Enable NVRAM operations to load/store configs */ |
1141 |
vm->nvram_extract_config = c3745_nvram_extract_config; |
1142 |
vm->nvram_push_config = c3745_nvram_push_config; |
1143 |
} |
1144 |
|
1145 |
/* Initialize the C3745 Platform */ |
1146 |
int c3745_init_platform(c3745_t *router) |
1147 |
{ |
1148 |
extern m_uint8_t microcode[]; |
1149 |
extern ssize_t microcode_len; |
1150 |
vm_instance_t *vm = router->vm; |
1151 |
struct c3745_nm_bay *nm_bay; |
1152 |
cpu_mips_t *cpu; |
1153 |
vm_obj_t *obj; |
1154 |
int i; |
1155 |
|
1156 |
/* Copy config register setup into "active" config register */ |
1157 |
vm->conf_reg = vm->conf_reg_setup; |
1158 |
|
1159 |
/* Create Console and AUX ports */ |
1160 |
vm_init_vtty(vm); |
1161 |
|
1162 |
/* Create a CPU group */ |
1163 |
vm->cpu_group = cpu_group_create("System CPU"); |
1164 |
|
1165 |
/* Initialize the virtual MIPS processor */ |
1166 |
if (!(cpu = cpu_create(vm,0))) { |
1167 |
vm_error(vm,"unable to create CPU!\n"); |
1168 |
return(-1); |
1169 |
} |
1170 |
|
1171 |
/* Add this CPU to the system CPU group */ |
1172 |
cpu_group_add(vm->cpu_group,cpu); |
1173 |
vm->boot_cpu = cpu; |
1174 |
|
1175 |
/* Mark the Network IO interrupt as high priority */ |
1176 |
cpu->irq_idle_preempt[C3745_NETIO_IRQ] = TRUE; |
1177 |
cpu->irq_idle_preempt[C3745_GT96K_IRQ] = TRUE; |
1178 |
cpu->irq_idle_preempt[C3745_DUART_IRQ] = TRUE; |
1179 |
|
1180 |
/* Copy some parameters from VM to CPU (idle PC, ...) */ |
1181 |
cpu->idle_pc = vm->idle_pc; |
1182 |
|
1183 |
if (vm->timer_irq_check_itv) |
1184 |
cpu->timer_irq_check_itv = vm->timer_irq_check_itv; |
1185 |
|
1186 |
/* Remote emulator control */ |
1187 |
dev_remote_control_init(vm,0x16000000,0x1000); |
1188 |
|
1189 |
/* Specific Storage Area (SSA) */ |
1190 |
dev_ram_init(vm,"ssa",TRUE,FALSE,NULL,0x16001000ULL,0x7000); |
1191 |
|
1192 |
/* IO FPGA */ |
1193 |
if (dev_c3745_iofpga_init(router,C3745_IOFPGA_ADDR,0x200000) == -1) |
1194 |
return(-1); |
1195 |
|
1196 |
#if 0 |
1197 |
/* PCI IO space */ |
1198 |
if (!(vm->pci_io_space = pci_io_data_init(vm,C3745_PCI_IO_ADDR))) |
1199 |
return(-1); |
1200 |
#endif |
1201 |
|
1202 |
/* Initialize the chassis */ |
1203 |
if (c3745_init(router) == -1) |
1204 |
return(-1); |
1205 |
|
1206 |
/* Initialize RAM */ |
1207 |
vm_ram_init(vm,0x00000000ULL); |
1208 |
|
1209 |
/* Initialize ROM (as a Flash) */ |
1210 |
if (!(obj = dev_flash_init(vm,"rom",C3745_ROM_ADDR,vm->rom_size*1048576))) |
1211 |
return(-1); |
1212 |
|
1213 |
dev_flash_copy_data(obj,0,microcode,microcode_len); |
1214 |
c3745_nvram_check_empty_config(vm); |
1215 |
|
1216 |
/* Initialize the NS16552 DUART */ |
1217 |
dev_ns16552_init(vm,C3745_DUART_ADDR,0x1000,3,C3745_DUART_IRQ, |
1218 |
vm->vtty_con,vm->vtty_aux); |
1219 |
|
1220 |
/* PCMCIA Slot 0 */ |
1221 |
dev_pcmcia_disk_init(vm,"slot0",C3745_SLOT0_ADDR,0x200000, |
1222 |
vm->pcmcia_disk_size[0],1); |
1223 |
|
1224 |
/* PCMCIA Slot 1 */ |
1225 |
dev_pcmcia_disk_init(vm,"slot1",C3745_SLOT1_ADDR,0x200000, |
1226 |
vm->pcmcia_disk_size[1],1); |
1227 |
|
1228 |
/* The GT96100 system controller has 2 integrated FastEthernet ports */ |
1229 |
c3745_nm_add_binding(router,"GT96100-FE",0); |
1230 |
|
1231 |
/* Initialize Network Modules */ |
1232 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
1233 |
nm_bay = &router->nm_bay[i]; |
1234 |
|
1235 |
if (!nm_bay->dev_type) |
1236 |
continue; |
1237 |
|
1238 |
if (c3745_nm_init(router,i) == -1) { |
1239 |
vm_error(vm,"unable to create Network Module \"%s\"\n", |
1240 |
nm_bay->dev_type); |
1241 |
return(-1); |
1242 |
} |
1243 |
} |
1244 |
|
1245 |
/* Show device list */ |
1246 |
c3745_show_hardware(router); |
1247 |
return(0); |
1248 |
} |
1249 |
|
1250 |
/* Boot the IOS image */ |
1251 |
int c3745_boot_ios(c3745_t *router) |
1252 |
{ |
1253 |
vm_instance_t *vm = router->vm; |
1254 |
|
1255 |
if (!vm->boot_cpu) |
1256 |
return(-1); |
1257 |
|
1258 |
/* Suspend CPU activity since we will restart directly from ROM */ |
1259 |
vm_suspend(vm); |
1260 |
|
1261 |
/* Check that CPU activity is really suspended */ |
1262 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
1263 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
1264 |
return(-1); |
1265 |
} |
1266 |
|
1267 |
/* Reset the boot CPU */ |
1268 |
mips64_reset(vm->boot_cpu); |
1269 |
|
1270 |
/* Load IOS image */ |
1271 |
if (mips64_load_elf_image(vm->boot_cpu,vm->ios_image, |
1272 |
(vm->ghost_status == VM_GHOST_RAM_USE), |
1273 |
&vm->ios_entry_point) < 0) |
1274 |
{ |
1275 |
vm_error(vm,"failed to load Cisco IOS image '%s'.\n",vm->ios_image); |
1276 |
return(-1); |
1277 |
} |
1278 |
|
1279 |
/* Launch the simulation */ |
1280 |
printf("\nC3745 '%s': starting simulation (CPU0 PC=0x%llx), " |
1281 |
"JIT %sabled.\n", |
1282 |
vm->name,vm->boot_cpu->pc,vm->jit_use ? "en":"dis"); |
1283 |
|
1284 |
vm_log(vm,"C3745_BOOT", |
1285 |
"starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n", |
1286 |
vm->boot_cpu->pc,vm->boot_cpu->idle_pc,vm->jit_use ? "on":"off"); |
1287 |
|
1288 |
/* Start main CPU */ |
1289 |
if (vm->ghost_status != VM_GHOST_RAM_GENERATE) { |
1290 |
vm->status = VM_STATUS_RUNNING; |
1291 |
cpu_start(vm->boot_cpu); |
1292 |
} else { |
1293 |
vm->status = VM_STATUS_SHUTDOWN; |
1294 |
} |
1295 |
return(0); |
1296 |
} |
1297 |
|
1298 |
/* Initialize a Cisco 3745 instance */ |
1299 |
int c3745_init_instance(c3745_t *router) |
1300 |
{ |
1301 |
vm_instance_t *vm = router->vm; |
1302 |
m_uint32_t rom_entry_point; |
1303 |
cpu_mips_t *cpu0; |
1304 |
|
1305 |
if (!vm->ios_image) { |
1306 |
vm_error(vm,"no Cisco IOS image defined."); |
1307 |
return(-1); |
1308 |
} |
1309 |
|
1310 |
/* Initialize the C3745 platform */ |
1311 |
if (c3745_init_platform(router) == -1) { |
1312 |
vm_error(vm,"unable to initialize the platform hardware.\n"); |
1313 |
return(-1); |
1314 |
} |
1315 |
|
1316 |
/* Load IOS configuration file */ |
1317 |
if (vm->ios_config != NULL) { |
1318 |
vm_nvram_push_config(vm,vm->ios_config); |
1319 |
vm->conf_reg &= ~0x40; |
1320 |
} |
1321 |
|
1322 |
/* Load ROM (ELF image or embedded) */ |
1323 |
cpu0 = vm->boot_cpu; |
1324 |
rom_entry_point = (m_uint32_t)MIPS_ROM_PC; |
1325 |
|
1326 |
if ((vm->rom_filename != NULL) && |
1327 |
(mips64_load_elf_image(cpu0,vm->rom_filename,0,&rom_entry_point) < 0)) |
1328 |
{ |
1329 |
vm_error(vm,"unable to load alternate ROM '%s', " |
1330 |
"fallback to embedded ROM.\n\n",vm->rom_filename); |
1331 |
vm->rom_filename = NULL; |
1332 |
} |
1333 |
|
1334 |
/* Load symbol file */ |
1335 |
if (vm->sym_filename) { |
1336 |
mips64_sym_load_file(cpu0,vm->sym_filename); |
1337 |
cpu0->sym_trace = 1; |
1338 |
} |
1339 |
|
1340 |
return(c3745_boot_ios(router)); |
1341 |
} |
1342 |
|
1343 |
/* Stop a Cisco 3745 instance */ |
1344 |
int c3745_stop_instance(c3745_t *router) |
1345 |
{ |
1346 |
vm_instance_t *vm = router->vm; |
1347 |
|
1348 |
printf("\nC3745 '%s': stopping simulation.\n",vm->name); |
1349 |
vm_log(vm,"C3745_STOP","stopping simulation.\n"); |
1350 |
|
1351 |
/* Stop all CPUs */ |
1352 |
if (vm->cpu_group != NULL) { |
1353 |
vm_stop(vm); |
1354 |
|
1355 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
1356 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
1357 |
return(-1); |
1358 |
} |
1359 |
} |
1360 |
|
1361 |
/* Free resources that were used during execution to emulate hardware */ |
1362 |
c3745_nm_shutdown_all(router); |
1363 |
vm_hardware_shutdown(vm); |
1364 |
return(0); |
1365 |
} |