1 |
/* |
2 |
* Cisco 2691 simulation platform. |
3 |
* Copyright (c) 2006 Christophe Fillot (cf@utc.fr) |
4 |
* |
5 |
* Generic Cisco 2691 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_c2691.h" |
23 |
#include "dev_vtty.h" |
24 |
#include "registry.h" |
25 |
|
26 |
/* ======================================================================== */ |
27 |
/* EEPROM definitions */ |
28 |
/* ======================================================================== */ |
29 |
|
30 |
/* Cisco 2691 mainboard EEPROM */ |
31 |
static m_uint16_t eeprom_c2691_mainboard_data[] = { |
32 |
0x04FF, 0xC18B, 0x5858, 0x5858, 0x5858, 0x5858, 0x5858, 0x5809, |
33 |
0x6640, 0x0258, 0xC046, 0x0320, 0x0025, 0x9002, 0x4246, 0x3085, |
34 |
0x1C10, 0x8206, 0x80FF, 0xFFFF, 0xFFC4, 0x08FF, 0xFFFF, 0xFFFF, |
35 |
0xFFFF, 0xFF81, 0xFFFF, 0xFFFF, 0x03FF, 0x04FF, 0xC28B, 0x5858, |
36 |
0x5858, 0x5858, 0x5858, 0x5858, 0x58C3, 0x0600, 0x1280, 0xD387, |
37 |
0xC043, 0x0020, 0xC508, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x4100, |
38 |
0x0101, 0x01FF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
39 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
40 |
}; |
41 |
|
42 |
struct cisco_eeprom eeprom_c2691_mainboard = { |
43 |
"C2691 Backplane", |
44 |
eeprom_c2691_mainboard_data, |
45 |
sizeof(eeprom_c2691_mainboard_data)/2, |
46 |
}; |
47 |
|
48 |
/* ======================================================================== */ |
49 |
/* Network Module Drivers */ |
50 |
/* ======================================================================== */ |
51 |
static struct c2691_nm_driver *nm_drivers[] = { |
52 |
&dev_c2691_nm_1fe_tx_driver, |
53 |
&dev_c2691_nm_16esw_driver, |
54 |
&dev_c2691_gt96100_fe_driver, |
55 |
&dev_c2691_nm_4t_driver, |
56 |
NULL, |
57 |
}; |
58 |
|
59 |
/* ======================================================================== */ |
60 |
/* Cisco 2691 router instances */ |
61 |
/* ======================================================================== */ |
62 |
|
63 |
/* Directly extract the configuration from the NVRAM device */ |
64 |
ssize_t c2691_nvram_extract_config(vm_instance_t *vm,char **buffer) |
65 |
{ |
66 |
u_char *base_ptr,*ios_ptr,*cfg_ptr,*end_ptr; |
67 |
m_uint32_t start,nvlen; |
68 |
m_uint16_t magic1,magic2; |
69 |
struct vdevice *nvram_dev; |
70 |
off_t nvram_size; |
71 |
int fd; |
72 |
|
73 |
if ((nvram_dev = dev_get_by_name(vm,"rom"))) |
74 |
dev_sync(nvram_dev); |
75 |
|
76 |
fd = vm_mmap_open_file(vm,"rom",&base_ptr,&nvram_size); |
77 |
|
78 |
if (fd == -1) |
79 |
return(-1); |
80 |
|
81 |
ios_ptr = base_ptr + C2691_NVRAM_OFFSET; |
82 |
end_ptr = base_ptr + nvram_size; |
83 |
|
84 |
if ((ios_ptr + 0x30) >= end_ptr) { |
85 |
vm_error(vm,"NVRAM file too small\n"); |
86 |
return(-1); |
87 |
} |
88 |
|
89 |
magic1 = ntohs(*PTR_ADJUST(m_uint16_t *,ios_ptr,0x06)); |
90 |
magic2 = ntohs(*PTR_ADJUST(m_uint16_t *,ios_ptr,0x08)); |
91 |
|
92 |
if ((magic1 != 0xF0A5) || (magic2 != 0xABCD)) { |
93 |
vm_error(vm,"unable to find IOS magic numbers (0x%x,0x%x)!\n", |
94 |
magic1,magic2); |
95 |
return(-1); |
96 |
} |
97 |
|
98 |
start = ntohl(*PTR_ADJUST(m_uint32_t *,ios_ptr,0x10)) + 1; |
99 |
nvlen = ntohl(*PTR_ADJUST(m_uint32_t *,ios_ptr,0x18)); |
100 |
|
101 |
if (!(*buffer = malloc(nvlen+1))) { |
102 |
vm_error(vm,"unable to allocate config buffer (%u bytes)\n",nvlen); |
103 |
return(-1); |
104 |
} |
105 |
|
106 |
cfg_ptr = ios_ptr + start + 0x08; |
107 |
|
108 |
if ((cfg_ptr + nvlen) > end_ptr) { |
109 |
vm_error(vm,"NVRAM file too small\n"); |
110 |
return(-1); |
111 |
} |
112 |
|
113 |
memcpy(*buffer,cfg_ptr,nvlen-1); |
114 |
(*buffer)[nvlen-1] = 0; |
115 |
return(nvlen-1); |
116 |
} |
117 |
|
118 |
static int c2691_nvram_push_config_part(vm_instance_t *vm, |
119 |
char *buffer,size_t len, |
120 |
u_char *ios_ptr) |
121 |
{ |
122 |
m_uint32_t cfg_offset,cklen,tmp; |
123 |
m_uint16_t cksum; |
124 |
u_char *cfg_ptr; |
125 |
|
126 |
cfg_offset = 0x2c; |
127 |
cfg_ptr = ios_ptr + cfg_offset; |
128 |
|
129 |
/* Write IOS tag, uncompressed config... */ |
130 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x06) = htons(0xF0A5); |
131 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x08) = htons(0xABCD); |
132 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0a) = htons(0x0001); |
133 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0c) = htons(0x0000); |
134 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0e) = htons(0x0c04); |
135 |
|
136 |
/* Store file contents to NVRAM */ |
137 |
memcpy(cfg_ptr,buffer,len); |
138 |
|
139 |
/* Write config addresses + size */ |
140 |
tmp = cfg_offset - 0x08; |
141 |
|
142 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x10) = htonl(tmp); |
143 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x14) = htonl(tmp + len); |
144 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x18) = htonl(len); |
145 |
|
146 |
/* Compute the checksum */ |
147 |
cklen = C2691_NVRAM_SIZE - 0x08; |
148 |
cksum = nvram_cksum((m_uint16_t *)(ios_ptr+0x08),cklen); |
149 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0c) = htons(cksum); |
150 |
return(0); |
151 |
} |
152 |
|
153 |
/* Directly push the IOS configuration to the NVRAM device */ |
154 |
int c2691_nvram_push_config(vm_instance_t *vm,char *buffer,size_t len) |
155 |
{ |
156 |
u_char *base_ptr,*ios_ptr; |
157 |
int fd; |
158 |
|
159 |
fd = vm_mmap_create_file(vm,"rom",vm->rom_size*1048576,&base_ptr); |
160 |
|
161 |
if (fd == -1) |
162 |
return(-1); |
163 |
|
164 |
ios_ptr = base_ptr + C2691_NVRAM_OFFSET; |
165 |
|
166 |
/* Normal config */ |
167 |
c2691_nvram_push_config_part(vm,buffer,len,ios_ptr); |
168 |
|
169 |
/* Backup config */ |
170 |
c2691_nvram_push_config_part(vm,buffer,len,ios_ptr + C2691_NVRAM_SIZE); |
171 |
|
172 |
vm_mmap_close_file(fd,base_ptr,vm->rom_size*1048576); |
173 |
return(0); |
174 |
} |
175 |
|
176 |
/* Check for empty config */ |
177 |
int c2691_nvram_check_empty_config(vm_instance_t *vm) |
178 |
{ |
179 |
struct vdevice *rom_dev; |
180 |
m_uint64_t addr; |
181 |
size_t len; |
182 |
|
183 |
if (!(rom_dev = dev_get_by_name(vm,"rom"))) |
184 |
return(-1); |
185 |
|
186 |
addr = rom_dev->phys_addr + C2691_NVRAM_OFFSET; |
187 |
len = C2691_NVRAM_SIZE; |
188 |
|
189 |
while(len > 0) { |
190 |
if (physmem_copy_u32_from_vm(vm,addr) != 0) |
191 |
return(0); |
192 |
|
193 |
addr += sizeof(m_uint32_t); |
194 |
len -= sizeof(m_uint32_t); |
195 |
} |
196 |
|
197 |
/* Empty NVRAM */ |
198 |
vm->conf_reg |= 0x0040; |
199 |
printf("NVRAM is empty, setting config register to 0x%x\n",vm->conf_reg); |
200 |
return(0); |
201 |
} |
202 |
|
203 |
/* Create a new router instance */ |
204 |
c2691_t *c2691_create_instance(char *name,int instance_id) |
205 |
{ |
206 |
c2691_t *router; |
207 |
|
208 |
if (!(router = malloc(sizeof(*router)))) { |
209 |
fprintf(stderr,"C2691 '%s': Unable to create new instance!\n",name); |
210 |
return NULL; |
211 |
} |
212 |
|
213 |
memset(router,0,sizeof(*router)); |
214 |
|
215 |
if (!(router->vm = vm_create(name,instance_id,VM_TYPE_C2691))) { |
216 |
fprintf(stderr,"C2691 '%s': unable to create VM instance!\n",name); |
217 |
goto err_vm; |
218 |
} |
219 |
|
220 |
c2691_init_defaults(router); |
221 |
router->vm->hw_data = router; |
222 |
return router; |
223 |
|
224 |
err_vm: |
225 |
free(router); |
226 |
return NULL; |
227 |
} |
228 |
|
229 |
/* Free resources used by a router instance */ |
230 |
static int c2691_free_instance(void *data,void *arg) |
231 |
{ |
232 |
vm_instance_t *vm = data; |
233 |
c2691_t *router; |
234 |
int i; |
235 |
|
236 |
if (vm->type == VM_TYPE_C2691) { |
237 |
router = VM_C2691(vm); |
238 |
|
239 |
/* Stop all CPUs */ |
240 |
if (vm->cpu_group != NULL) { |
241 |
vm_stop(vm); |
242 |
|
243 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
244 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
245 |
return(FALSE); |
246 |
} |
247 |
} |
248 |
|
249 |
/* Remove NIO bindings */ |
250 |
for(i=0;i<C2691_MAX_NM_BAYS;i++) |
251 |
c2691_nm_remove_all_nio_bindings(router,i); |
252 |
|
253 |
/* Shutdown all Network Modules */ |
254 |
c2691_nm_shutdown_all(router); |
255 |
|
256 |
/* Free mainboard EEPROM */ |
257 |
cisco_eeprom_free(&router->mb_eeprom); |
258 |
|
259 |
/* Free all resources used by VM */ |
260 |
vm_free(vm); |
261 |
|
262 |
/* Free the router structure */ |
263 |
free(router); |
264 |
return(TRUE); |
265 |
} |
266 |
|
267 |
return(FALSE); |
268 |
} |
269 |
|
270 |
/* Delete a router instance */ |
271 |
int c2691_delete_instance(char *name) |
272 |
{ |
273 |
return(registry_delete_if_unused(name,OBJ_TYPE_VM, |
274 |
c2691_free_instance,NULL)); |
275 |
} |
276 |
|
277 |
/* Delete all router instances */ |
278 |
int c2691_delete_all_instances(void) |
279 |
{ |
280 |
return(registry_delete_type(OBJ_TYPE_VM,c2691_free_instance,NULL)); |
281 |
} |
282 |
|
283 |
/* Save configuration of a C2691 instance */ |
284 |
void c2691_save_config(c2691_t *router,FILE *fd) |
285 |
{ |
286 |
vm_instance_t *vm = router->vm; |
287 |
struct c2691_nio_binding *nb; |
288 |
struct c2691_nm_bay *bay; |
289 |
int i; |
290 |
|
291 |
/* General settings */ |
292 |
fprintf(fd,"c2691 create %s %u\n",vm->name,vm->instance_id); |
293 |
|
294 |
/* VM configuration */ |
295 |
vm_save_config(vm,fd); |
296 |
|
297 |
/* Network Module settings */ |
298 |
for(i=0;i<C2691_MAX_NM_BAYS;i++) { |
299 |
if (!(bay = c2691_nm_get_info(router,i))) |
300 |
continue; |
301 |
|
302 |
if (bay->dev_type) { |
303 |
fprintf(fd,"c2691 add_nm_binding %s %u %s\n", |
304 |
vm->name,i,bay->dev_type); |
305 |
} |
306 |
|
307 |
for(nb=bay->nio_list;nb;nb=nb->next) { |
308 |
fprintf(fd,"c2691 add_nio_binding %s %u %u %s\n", |
309 |
vm->name,i,nb->port_id,nb->nio->name); |
310 |
} |
311 |
} |
312 |
|
313 |
fprintf(fd,"\n"); |
314 |
} |
315 |
|
316 |
/* Save configurations of all C2691 instances */ |
317 |
static void c2691_reg_save_config(registry_entry_t *entry,void *opt,int *err) |
318 |
{ |
319 |
vm_instance_t *vm = entry->data; |
320 |
c2691_t *router = VM_C2691(vm); |
321 |
|
322 |
if (vm->type == VM_TYPE_C2691) |
323 |
c2691_save_config(router,(FILE *)opt); |
324 |
} |
325 |
|
326 |
void c2691_save_config_all(FILE *fd) |
327 |
{ |
328 |
registry_foreach_type(OBJ_TYPE_VM,c2691_reg_save_config,fd,NULL); |
329 |
} |
330 |
|
331 |
/* Set NM EEPROM definition */ |
332 |
int c2691_nm_set_eeprom(c2691_t *router,u_int nm_bay, |
333 |
const struct cisco_eeprom *eeprom) |
334 |
{ |
335 |
if (nm_bay != 1) { |
336 |
vm_error(router->vm,"c2691_nm_set_eeprom: invalid NM Bay %u.\n",nm_bay); |
337 |
return(-1); |
338 |
} |
339 |
|
340 |
if (cisco_eeprom_copy(&router->nm_bay[nm_bay].eeprom,eeprom) == -1) { |
341 |
vm_error(router->vm,"c2691_nm_set_eeprom: no memory.\n"); |
342 |
return(-1); |
343 |
} |
344 |
|
345 |
return(0); |
346 |
} |
347 |
|
348 |
/* Unset NM EEPROM definition (empty bay) */ |
349 |
int c2691_nm_unset_eeprom(c2691_t *router,u_int nm_bay) |
350 |
{ |
351 |
if (nm_bay != 1) { |
352 |
vm_error(router->vm,"c2691_nm_set_eeprom: invalid NM Bay %u.\n",nm_bay); |
353 |
return(-1); |
354 |
} |
355 |
|
356 |
cisco_eeprom_free(&router->nm_bay[nm_bay].eeprom); |
357 |
return(0); |
358 |
} |
359 |
|
360 |
/* Check if a bay has a port adapter */ |
361 |
int c2691_nm_check_eeprom(c2691_t *router,u_int nm_bay) |
362 |
{ |
363 |
if (nm_bay != 1) |
364 |
return(FALSE); |
365 |
|
366 |
return(cisco_eeprom_valid(&router->nm_bay[nm_bay].eeprom)); |
367 |
} |
368 |
|
369 |
/* Get bay info */ |
370 |
struct c2691_nm_bay *c2691_nm_get_info(c2691_t *router,u_int nm_bay) |
371 |
{ |
372 |
if (nm_bay >= C2691_MAX_NM_BAYS) |
373 |
return NULL; |
374 |
|
375 |
return(&router->nm_bay[nm_bay]); |
376 |
} |
377 |
|
378 |
/* Get NM type */ |
379 |
char *c2691_nm_get_type(c2691_t *router,u_int nm_bay) |
380 |
{ |
381 |
struct c2691_nm_bay *bay; |
382 |
|
383 |
bay = c2691_nm_get_info(router,nm_bay); |
384 |
return((bay != NULL) ? bay->dev_type : NULL); |
385 |
} |
386 |
|
387 |
/* Get driver info about the specified slot */ |
388 |
void *c2691_nm_get_drvinfo(c2691_t *router,u_int nm_bay) |
389 |
{ |
390 |
struct c2691_nm_bay *bay; |
391 |
|
392 |
bay = c2691_nm_get_info(router,nm_bay); |
393 |
return((bay != NULL) ? bay->drv_info : NULL); |
394 |
} |
395 |
|
396 |
/* Set driver info for the specified slot */ |
397 |
int c2691_nm_set_drvinfo(c2691_t *router,u_int nm_bay,void *drv_info) |
398 |
{ |
399 |
struct c2691_nm_bay *bay; |
400 |
|
401 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
402 |
return(-1); |
403 |
|
404 |
bay->drv_info = drv_info; |
405 |
return(0); |
406 |
} |
407 |
|
408 |
/* Get a NM driver */ |
409 |
static struct c2691_nm_driver *c2691_nm_get_driver(char *dev_type) |
410 |
{ |
411 |
int i; |
412 |
|
413 |
for(i=0;nm_drivers[i];i++) |
414 |
if (!strcmp(nm_drivers[i]->dev_type,dev_type)) |
415 |
return nm_drivers[i]; |
416 |
|
417 |
return NULL; |
418 |
} |
419 |
|
420 |
/* Add a NM binding */ |
421 |
int c2691_nm_add_binding(c2691_t *router,char *dev_type,u_int nm_bay) |
422 |
{ |
423 |
struct c2691_nm_driver *nm_driver; |
424 |
struct c2691_nm_bay *bay; |
425 |
|
426 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
427 |
return(-1); |
428 |
|
429 |
/* check that this bay is empty */ |
430 |
if (bay->dev_type != NULL) { |
431 |
vm_error(router->vm,"a NM already exists in slot %u.\n",nm_bay); |
432 |
return(-1); |
433 |
} |
434 |
|
435 |
/* find the NM driver */ |
436 |
if (!(nm_driver = c2691_nm_get_driver(dev_type))) { |
437 |
vm_error(router->vm,"unknown NM type '%s'.\n",dev_type); |
438 |
return(-1); |
439 |
} |
440 |
|
441 |
bay->dev_type = nm_driver->dev_type; |
442 |
bay->nm_driver = nm_driver; |
443 |
return(0); |
444 |
} |
445 |
|
446 |
/* Remove a NM binding */ |
447 |
int c2691_nm_remove_binding(c2691_t *router,u_int nm_bay) |
448 |
{ |
449 |
struct c2691_nm_bay *bay; |
450 |
|
451 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
452 |
return(-1); |
453 |
|
454 |
/* stop if this bay is still active */ |
455 |
if (bay->drv_info != NULL) { |
456 |
vm_error(router->vm,"slot %u still active.\n",nm_bay); |
457 |
return(-1); |
458 |
} |
459 |
|
460 |
/* check that this bay is not empty */ |
461 |
if (bay->dev_type == NULL) { |
462 |
vm_error(router->vm,"slot %u is empty.\n",nm_bay); |
463 |
return(-1); |
464 |
} |
465 |
|
466 |
/* remove all NIOs bindings */ |
467 |
c2691_nm_remove_all_nio_bindings(router,nm_bay); |
468 |
|
469 |
bay->dev_type = NULL; |
470 |
bay->nm_driver = NULL; |
471 |
return(0); |
472 |
} |
473 |
|
474 |
/* Find a NIO binding */ |
475 |
struct c2691_nio_binding * |
476 |
c2691_nm_find_nio_binding(c2691_t *router,u_int nm_bay,u_int port_id) |
477 |
{ |
478 |
struct c2691_nio_binding *nb; |
479 |
struct c2691_nm_bay *bay; |
480 |
|
481 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
482 |
return NULL; |
483 |
|
484 |
for(nb=bay->nio_list;nb;nb=nb->next) |
485 |
if (nb->port_id == port_id) |
486 |
return nb; |
487 |
|
488 |
return NULL; |
489 |
} |
490 |
|
491 |
/* Add a network IO binding */ |
492 |
int c2691_nm_add_nio_binding(c2691_t *router,u_int nm_bay,u_int port_id, |
493 |
char *nio_name) |
494 |
{ |
495 |
struct c2691_nio_binding *nb; |
496 |
struct c2691_nm_bay *bay; |
497 |
netio_desc_t *nio; |
498 |
|
499 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
500 |
return(-1); |
501 |
|
502 |
/* check that a NIO is not already bound to this port */ |
503 |
if (c2691_nm_find_nio_binding(router,nm_bay,port_id) != NULL) { |
504 |
vm_error(router->vm,"a NIO already exists for interface %u/%u.\n", |
505 |
nm_bay,port_id); |
506 |
return(-1); |
507 |
} |
508 |
|
509 |
/* acquire a reference on the NIO object */ |
510 |
if (!(nio = netio_acquire(nio_name))) { |
511 |
vm_error(router->vm,"unable to find NIO '%s'.\n",nio_name); |
512 |
return(-1); |
513 |
} |
514 |
|
515 |
/* create a new binding */ |
516 |
if (!(nb = malloc(sizeof(*nb)))) { |
517 |
vm_error(router->vm,"unable to create NIO binding " |
518 |
"for interface %u/%u.\n",nm_bay,port_id); |
519 |
netio_release(nio_name); |
520 |
return(-1); |
521 |
} |
522 |
|
523 |
memset(nb,0,sizeof(*nb)); |
524 |
nb->nio = nio; |
525 |
nb->port_id = port_id; |
526 |
nb->next = bay->nio_list; |
527 |
if (nb->next) nb->next->prev = nb; |
528 |
bay->nio_list = nb; |
529 |
return(0); |
530 |
} |
531 |
|
532 |
/* Remove a NIO binding */ |
533 |
int c2691_nm_remove_nio_binding(c2691_t *router,u_int nm_bay,u_int port_id) |
534 |
{ |
535 |
struct c2691_nio_binding *nb; |
536 |
struct c2691_nm_bay *bay; |
537 |
|
538 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
539 |
return(-1); |
540 |
|
541 |
if (!(nb = c2691_nm_find_nio_binding(router,nm_bay,port_id))) |
542 |
return(-1); /* no nio binding for this slot/port */ |
543 |
|
544 |
/* tell the NM driver to stop using this NIO */ |
545 |
if (bay->nm_driver) |
546 |
bay->nm_driver->nm_unset_nio(router,nm_bay,port_id); |
547 |
|
548 |
/* remove this entry from the double linked list */ |
549 |
if (nb->next) |
550 |
nb->next->prev = nb->prev; |
551 |
|
552 |
if (nb->prev) { |
553 |
nb->prev->next = nb->next; |
554 |
} else { |
555 |
bay->nio_list = nb->next; |
556 |
} |
557 |
|
558 |
/* unreference NIO object */ |
559 |
netio_release(nb->nio->name); |
560 |
free(nb); |
561 |
return(0); |
562 |
} |
563 |
|
564 |
/* Remove all NIO bindings for the specified NM */ |
565 |
int c2691_nm_remove_all_nio_bindings(c2691_t *router,u_int nm_bay) |
566 |
{ |
567 |
struct c2691_nio_binding *nb,*next; |
568 |
struct c2691_nm_bay *bay; |
569 |
|
570 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
571 |
return(-1); |
572 |
|
573 |
for(nb=bay->nio_list;nb;nb=next) { |
574 |
next = nb->next; |
575 |
|
576 |
/* tell the NM driver to stop using this NIO */ |
577 |
if (bay->nm_driver) |
578 |
bay->nm_driver->nm_unset_nio(router,nm_bay,nb->port_id); |
579 |
|
580 |
/* unreference NIO object */ |
581 |
netio_release(nb->nio->name); |
582 |
free(nb); |
583 |
} |
584 |
|
585 |
bay->nio_list = NULL; |
586 |
return(0); |
587 |
} |
588 |
|
589 |
/* Enable a Network IO descriptor for a Network Module */ |
590 |
int c2691_nm_enable_nio(c2691_t *router,u_int nm_bay,u_int port_id) |
591 |
{ |
592 |
struct c2691_nio_binding *nb; |
593 |
struct c2691_nm_bay *bay; |
594 |
|
595 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
596 |
return(-1); |
597 |
|
598 |
/* check that we have an NIO binding for this interface */ |
599 |
if (!(nb = c2691_nm_find_nio_binding(router,nm_bay,port_id))) |
600 |
return(-1); |
601 |
|
602 |
/* check that the driver is defined and successfully initialized */ |
603 |
if (!bay->nm_driver || !bay->drv_info) |
604 |
return(-1); |
605 |
|
606 |
return(bay->nm_driver->nm_set_nio(router,nm_bay,port_id,nb->nio)); |
607 |
} |
608 |
|
609 |
/* Disable Network IO descriptor of a Network Module */ |
610 |
int c2691_nm_disable_nio(c2691_t *router,u_int nm_bay,u_int port_id) |
611 |
{ |
612 |
struct c2691_nm_bay *bay; |
613 |
|
614 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
615 |
return(-1); |
616 |
|
617 |
/* check that the driver is defined and successfully initialized */ |
618 |
if (!bay->nm_driver || !bay->drv_info) |
619 |
return(-1); |
620 |
|
621 |
return(bay->nm_driver->nm_unset_nio(router,nm_bay,port_id)); |
622 |
} |
623 |
|
624 |
/* Enable all NIO of the specified NM */ |
625 |
int c2691_nm_enable_all_nio(c2691_t *router,u_int nm_bay) |
626 |
{ |
627 |
struct c2691_nio_binding *nb; |
628 |
struct c2691_nm_bay *bay; |
629 |
|
630 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
631 |
return(-1); |
632 |
|
633 |
/* check that the driver is defined and successfully initialized */ |
634 |
if (!bay->nm_driver || !bay->drv_info) |
635 |
return(-1); |
636 |
|
637 |
for(nb=bay->nio_list;nb;nb=nb->next) |
638 |
bay->nm_driver->nm_set_nio(router,nm_bay,nb->port_id,nb->nio); |
639 |
|
640 |
return(0); |
641 |
} |
642 |
|
643 |
/* Disable all NIO of the specified NM */ |
644 |
int c2691_nm_disable_all_nio(c2691_t *router,u_int nm_bay) |
645 |
{ |
646 |
struct c2691_nio_binding *nb; |
647 |
struct c2691_nm_bay *bay; |
648 |
|
649 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
650 |
return(-1); |
651 |
|
652 |
/* check that the driver is defined and successfully initialized */ |
653 |
if (!bay->nm_driver || !bay->drv_info) |
654 |
return(-1); |
655 |
|
656 |
for(nb=bay->nio_list;nb;nb=nb->next) |
657 |
bay->nm_driver->nm_unset_nio(router,nm_bay,nb->port_id); |
658 |
|
659 |
return(0); |
660 |
} |
661 |
|
662 |
/* Initialize a Network Module */ |
663 |
int c2691_nm_init(c2691_t *router,u_int nm_bay) |
664 |
{ |
665 |
struct c2691_nm_bay *bay; |
666 |
size_t len; |
667 |
|
668 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
669 |
return(-1); |
670 |
|
671 |
/* Check that a device type is defined for this bay */ |
672 |
if (!bay->dev_type || !bay->nm_driver) { |
673 |
vm_error(router->vm,"trying to init empty slot %u.\n",nm_bay); |
674 |
return(-1); |
675 |
} |
676 |
|
677 |
/* Allocate device name */ |
678 |
len = strlen(bay->dev_type) + 10; |
679 |
if (!(bay->dev_name = malloc(len))) { |
680 |
vm_error(router->vm,"unable to allocate device name.\n"); |
681 |
return(-1); |
682 |
} |
683 |
|
684 |
snprintf(bay->dev_name,len,"%s(%u)",bay->dev_type,nm_bay); |
685 |
|
686 |
/* Initialize NM driver */ |
687 |
if (bay->nm_driver->nm_init(router,bay->dev_name,nm_bay) == 1) { |
688 |
vm_error(router->vm,"unable to initialize NM %u.\n",nm_bay); |
689 |
return(-1); |
690 |
} |
691 |
|
692 |
/* Enable all NIO */ |
693 |
c2691_nm_enable_all_nio(router,nm_bay); |
694 |
return(0); |
695 |
} |
696 |
|
697 |
/* Shutdown a Network Module */ |
698 |
int c2691_nm_shutdown(c2691_t *router,u_int nm_bay) |
699 |
{ |
700 |
struct c2691_nm_bay *bay; |
701 |
|
702 |
if (!(bay = c2691_nm_get_info(router,nm_bay))) |
703 |
return(-1); |
704 |
|
705 |
/* Check that a device type is defined for this bay */ |
706 |
if (!bay->dev_type || !bay->nm_driver) { |
707 |
vm_error(router->vm,"trying to shut down empty slot %u.\n",nm_bay); |
708 |
return(-1); |
709 |
} |
710 |
|
711 |
/* Disable all NIO */ |
712 |
c2691_nm_disable_all_nio(router,nm_bay); |
713 |
|
714 |
/* Shutdown the NM driver */ |
715 |
if (bay->drv_info && (bay->nm_driver->nm_shutdown(router,nm_bay) == -1)) { |
716 |
vm_error(router->vm,"unable to shutdown NM %u.\n",nm_bay); |
717 |
return(-1); |
718 |
} |
719 |
|
720 |
free(bay->dev_name); |
721 |
bay->dev_name = NULL; |
722 |
bay->drv_info = NULL; |
723 |
return(0); |
724 |
} |
725 |
|
726 |
/* Shutdown all NM of a router */ |
727 |
int c2691_nm_shutdown_all(c2691_t *router) |
728 |
{ |
729 |
int i; |
730 |
|
731 |
for(i=0;i<C2691_MAX_NM_BAYS;i++) { |
732 |
if (!router->nm_bay[i].dev_type) |
733 |
continue; |
734 |
|
735 |
c2691_nm_shutdown(router,i); |
736 |
} |
737 |
|
738 |
return(0); |
739 |
} |
740 |
|
741 |
/* Show info about all NMs */ |
742 |
int c2691_nm_show_all_info(c2691_t *router) |
743 |
{ |
744 |
struct c2691_nm_bay *bay; |
745 |
int i; |
746 |
|
747 |
for(i=0;i<C2691_MAX_NM_BAYS;i++) { |
748 |
if (!(bay = c2691_nm_get_info(router,i)) || !bay->nm_driver) |
749 |
continue; |
750 |
|
751 |
if (bay->nm_driver->nm_show_info != NULL) |
752 |
bay->nm_driver->nm_show_info(router,i); |
753 |
} |
754 |
|
755 |
return(0); |
756 |
} |
757 |
|
758 |
/* Maximum number of tokens in a NM description */ |
759 |
#define NM_DESC_MAX_TOKENS 8 |
760 |
|
761 |
/* Create a Network Module (command line) */ |
762 |
int c2691_cmd_nm_create(c2691_t *router,char *str) |
763 |
{ |
764 |
char *tokens[NM_DESC_MAX_TOKENS]; |
765 |
int i,count,res; |
766 |
u_int nm_bay; |
767 |
|
768 |
/* A port adapter description is like "1:NM-1FE" */ |
769 |
if ((count = m_strsplit(str,':',tokens,NM_DESC_MAX_TOKENS)) != 2) { |
770 |
vm_error(router->vm,"unable to parse NM description '%s'.\n",str); |
771 |
return(-1); |
772 |
} |
773 |
|
774 |
/* Parse the NM bay id */ |
775 |
nm_bay = atoi(tokens[0]); |
776 |
|
777 |
/* Add this new NM to the current NM list */ |
778 |
res = c2691_nm_add_binding(router,tokens[1],nm_bay); |
779 |
|
780 |
/* The complete array was cleaned by strsplit */ |
781 |
for(i=0;i<NM_DESC_MAX_TOKENS;i++) |
782 |
free(tokens[i]); |
783 |
|
784 |
return(res); |
785 |
} |
786 |
|
787 |
/* Add a Network IO descriptor binding (command line) */ |
788 |
int c2691_cmd_add_nio(c2691_t *router,char *str) |
789 |
{ |
790 |
char *tokens[NM_DESC_MAX_TOKENS]; |
791 |
int i,count,nio_type,res=-1; |
792 |
u_int nm_bay,port_id; |
793 |
netio_desc_t *nio; |
794 |
char nio_name[128]; |
795 |
|
796 |
/* A port adapter description is like "1:3:tap:tap0" */ |
797 |
if ((count = m_strsplit(str,':',tokens,NM_DESC_MAX_TOKENS)) < 3) { |
798 |
vm_error(router->vm,"unable to parse NIO description '%s'.\n",str); |
799 |
return(-1); |
800 |
} |
801 |
|
802 |
/* Parse the NM bay */ |
803 |
nm_bay = atoi(tokens[0]); |
804 |
|
805 |
/* Parse the NM port id */ |
806 |
port_id = atoi(tokens[1]); |
807 |
|
808 |
/* Autogenerate a NIO name */ |
809 |
snprintf(nio_name,sizeof(nio_name),"c2691-i%u/%u/%u", |
810 |
router->vm->instance_id,nm_bay,port_id); |
811 |
|
812 |
/* Create the Network IO descriptor */ |
813 |
nio = NULL; |
814 |
nio_type = netio_get_type(tokens[2]); |
815 |
|
816 |
switch(nio_type) { |
817 |
case NETIO_TYPE_UNIX: |
818 |
if (count != 5) { |
819 |
vm_error(router->vm, |
820 |
"invalid number of arguments for UNIX NIO '%s'\n",str); |
821 |
goto done; |
822 |
} |
823 |
|
824 |
nio = netio_desc_create_unix(nio_name,tokens[3],tokens[4]); |
825 |
break; |
826 |
|
827 |
case NETIO_TYPE_VDE: |
828 |
if (count != 5) { |
829 |
vm_error(router->vm, |
830 |
"invalid number of arguments for VDE NIO '%s'\n",str); |
831 |
goto done; |
832 |
} |
833 |
|
834 |
nio = netio_desc_create_vde(nio_name,tokens[3],tokens[4]); |
835 |
break; |
836 |
|
837 |
case NETIO_TYPE_TAP: |
838 |
if (count != 4) { |
839 |
vm_error(router->vm, |
840 |
"invalid number of arguments for TAP NIO '%s'\n",str); |
841 |
goto done; |
842 |
} |
843 |
|
844 |
nio = netio_desc_create_tap(nio_name,tokens[3]); |
845 |
break; |
846 |
|
847 |
case NETIO_TYPE_UDP: |
848 |
if (count != 6) { |
849 |
vm_error(router->vm, |
850 |
"invalid number of arguments for UDP NIO '%s'\n",str); |
851 |
goto done; |
852 |
} |
853 |
|
854 |
nio = netio_desc_create_udp(nio_name,atoi(tokens[3]), |
855 |
tokens[4],atoi(tokens[5])); |
856 |
break; |
857 |
|
858 |
case NETIO_TYPE_TCP_CLI: |
859 |
if (count != 5) { |
860 |
vm_error(router->vm, |
861 |
"invalid number of arguments for TCP CLI NIO '%s'\n",str); |
862 |
goto done; |
863 |
} |
864 |
|
865 |
nio = netio_desc_create_tcp_cli(nio_name,tokens[3],tokens[4]); |
866 |
break; |
867 |
|
868 |
case NETIO_TYPE_TCP_SER: |
869 |
if (count != 4) { |
870 |
vm_error(router->vm, |
871 |
"invalid number of arguments for TCP SER NIO '%s'\n",str); |
872 |
goto done; |
873 |
} |
874 |
|
875 |
nio = netio_desc_create_tcp_ser(nio_name,tokens[3]); |
876 |
break; |
877 |
|
878 |
case NETIO_TYPE_NULL: |
879 |
nio = netio_desc_create_null(nio_name); |
880 |
break; |
881 |
|
882 |
#ifdef LINUX_ETH |
883 |
case NETIO_TYPE_LINUX_ETH: |
884 |
if (count != 4) { |
885 |
vm_error(router->vm, |
886 |
"invalid number of arguments for Linux Eth NIO '%s'\n", |
887 |
str); |
888 |
goto done; |
889 |
} |
890 |
|
891 |
nio = netio_desc_create_lnxeth(nio_name,tokens[3]); |
892 |
break; |
893 |
#endif |
894 |
|
895 |
#ifdef GEN_ETH |
896 |
case NETIO_TYPE_GEN_ETH: |
897 |
if (count != 4) { |
898 |
vm_error(router->vm, |
899 |
"invalid number of arguments for Generic Eth NIO '%s'\n", |
900 |
str); |
901 |
goto done; |
902 |
} |
903 |
|
904 |
nio = netio_desc_create_geneth(nio_name,tokens[3]); |
905 |
break; |
906 |
#endif |
907 |
|
908 |
default: |
909 |
vm_error(router->vm,"unknown NETIO type '%s'\n",tokens[2]); |
910 |
goto done; |
911 |
} |
912 |
|
913 |
if (!nio) { |
914 |
vm_error(router->vm,"unable to create NETIO " |
915 |
"descriptor for NM slot %u\n",nm_bay); |
916 |
goto done; |
917 |
} |
918 |
|
919 |
if (c2691_nm_add_nio_binding(router,nm_bay,port_id,nio_name) == -1) { |
920 |
vm_error(router->vm,"unable to add NETIO binding for slot %u\n",nm_bay); |
921 |
netio_release(nio_name); |
922 |
netio_delete(nio_name); |
923 |
goto done; |
924 |
} |
925 |
|
926 |
netio_release(nio_name); |
927 |
res = 0; |
928 |
|
929 |
done: |
930 |
/* The complete array was cleaned by strsplit */ |
931 |
for(i=0;i<NM_DESC_MAX_TOKENS;i++) |
932 |
free(tokens[i]); |
933 |
|
934 |
return(res); |
935 |
} |
936 |
|
937 |
/* Show the list of available NM drivers */ |
938 |
void c2691_nm_show_drivers(void) |
939 |
{ |
940 |
int i; |
941 |
|
942 |
printf("Available C2691 Network Module drivers:\n"); |
943 |
|
944 |
for(i=0;nm_drivers[i];i++) { |
945 |
printf(" * %s %s\n", |
946 |
nm_drivers[i]->dev_type, |
947 |
!nm_drivers[i]->supported ? "(NOT WORKING)" : ""); |
948 |
} |
949 |
|
950 |
printf("\n"); |
951 |
} |
952 |
|
953 |
/* Set the base MAC address of the chassis */ |
954 |
static int c2691_burn_mac_addr(c2691_t *router,n_eth_addr_t *addr) |
955 |
{ |
956 |
m_uint8_t eeprom_ver; |
957 |
size_t offset; |
958 |
|
959 |
/* Read EEPROM format version */ |
960 |
cisco_eeprom_get_byte(&router->mb_eeprom,0,&eeprom_ver); |
961 |
|
962 |
switch(eeprom_ver) { |
963 |
case 0: |
964 |
cisco_eeprom_set_region(&router->mb_eeprom,2,addr->eth_addr_byte,6); |
965 |
break; |
966 |
|
967 |
case 4: |
968 |
if (!cisco_eeprom_v4_find_field(&router->mb_eeprom,0xC3,&offset)) { |
969 |
cisco_eeprom_set_region(&router->mb_eeprom,offset, |
970 |
addr->eth_addr_byte,6); |
971 |
} |
972 |
break; |
973 |
|
974 |
default: |
975 |
vm_error(router->vm,"c2691_burn_mac_addr: unable to handle " |
976 |
"EEPROM version %u\n",eeprom_ver); |
977 |
return(-1); |
978 |
} |
979 |
|
980 |
return(0); |
981 |
} |
982 |
|
983 |
/* Set chassis MAC address */ |
984 |
int c2691_chassis_set_mac_addr(c2691_t *router,char *mac_addr) |
985 |
{ |
986 |
if (parse_mac_addr(&router->mac_addr,mac_addr) == -1) { |
987 |
vm_error(router->vm,"unable to parse MAC address '%s'.\n",mac_addr); |
988 |
return(-1); |
989 |
} |
990 |
|
991 |
/* Set the chassis base MAC address */ |
992 |
c2691_burn_mac_addr(router,&router->mac_addr); |
993 |
return(0); |
994 |
} |
995 |
|
996 |
/* Create the two main PCI busses for a GT64120 based system */ |
997 |
static int c2691_init_gt96100(c2691_t *router) |
998 |
{ |
999 |
vm_instance_t *vm = router->vm; |
1000 |
|
1001 |
vm->pci_bus[0] = pci_bus_create("PCI bus #0",0); |
1002 |
vm->pci_bus[1] = pci_bus_create("PCI bus #1",0); |
1003 |
|
1004 |
if (!vm->pci_bus[0] || !vm->pci_bus[1]) { |
1005 |
vm_error(router->vm,"unable to create PCI data.\n"); |
1006 |
return(-1); |
1007 |
} |
1008 |
|
1009 |
return(dev_gt96100_init(vm,"gt96100",C2691_GT96K_ADDR,0x200000, |
1010 |
C2691_GT96K_IRQ,C2691_NETIO_IRQ)); |
1011 |
} |
1012 |
|
1013 |
/* Initialize a Cisco 2691 */ |
1014 |
static int c2691_init(c2691_t *router) |
1015 |
{ |
1016 |
vm_instance_t *vm = router->vm; |
1017 |
|
1018 |
/* Set the processor type: R7000 */ |
1019 |
mips64_set_prid(vm->boot_cpu,MIPS_PRID_R7000); |
1020 |
|
1021 |
/* Initialize the Galileo GT-96100 PCI controller */ |
1022 |
if (c2691_init_gt96100(router) == -1) |
1023 |
return(-1); |
1024 |
|
1025 |
/* Initialize PCI map (NM slot 1) */ |
1026 |
router->nm_bay[1].pci_map = vm->pci_bus[1]; |
1027 |
|
1028 |
vm->elf_machine_id = C2691_ELF_MACHINE_ID; |
1029 |
return(0); |
1030 |
} |
1031 |
|
1032 |
/* Show C2691 hardware info */ |
1033 |
void c2691_show_hardware(c2691_t *router) |
1034 |
{ |
1035 |
vm_instance_t *vm = router->vm; |
1036 |
|
1037 |
printf("C2691 instance '%s' (id %d):\n",vm->name,vm->instance_id); |
1038 |
|
1039 |
printf(" VM Status : %d\n",vm->status); |
1040 |
printf(" RAM size : %u Mb\n",vm->ram_size); |
1041 |
printf(" NVRAM size : %u Kb\n",vm->nvram_size); |
1042 |
printf(" IOS image : %s\n\n",vm->ios_image); |
1043 |
|
1044 |
if (vm->debug_level > 0) { |
1045 |
dev_show_list(vm); |
1046 |
pci_dev_show_list(vm->pci_bus[0]); |
1047 |
pci_dev_show_list(vm->pci_bus[1]); |
1048 |
printf("\n"); |
1049 |
} |
1050 |
} |
1051 |
|
1052 |
/* Initialize default parameters for a C2691 */ |
1053 |
void c2691_init_defaults(c2691_t *router) |
1054 |
{ |
1055 |
vm_instance_t *vm = router->vm; |
1056 |
n_eth_addr_t *m; |
1057 |
m_uint16_t pid; |
1058 |
|
1059 |
pid = (m_uint16_t)getpid(); |
1060 |
|
1061 |
/* Generate a chassis MAC address based on the instance ID */ |
1062 |
m = &router->mac_addr; |
1063 |
m->eth_addr_byte[0] = vm_get_mac_addr_msb(vm); |
1064 |
m->eth_addr_byte[1] = vm->instance_id & 0xFF; |
1065 |
m->eth_addr_byte[2] = pid >> 8; |
1066 |
m->eth_addr_byte[3] = pid & 0xFF; |
1067 |
m->eth_addr_byte[4] = 0x00; |
1068 |
m->eth_addr_byte[5] = 0x00; |
1069 |
|
1070 |
c2691_init_eeprom_groups(router); |
1071 |
cisco_eeprom_copy(&router->mb_eeprom,&eeprom_c2691_mainboard); |
1072 |
c2691_burn_mac_addr(router,&router->mac_addr); |
1073 |
|
1074 |
vm->ram_mmap = C2691_DEFAULT_RAM_MMAP; |
1075 |
vm->ram_size = C2691_DEFAULT_RAM_SIZE; |
1076 |
vm->rom_size = C2691_DEFAULT_ROM_SIZE; |
1077 |
vm->nvram_size = C2691_DEFAULT_NVRAM_SIZE; |
1078 |
vm->conf_reg_setup = C2691_DEFAULT_CONF_REG; |
1079 |
vm->clock_divisor = C2691_DEFAULT_CLOCK_DIV; |
1080 |
vm->nvram_rom_space = C2691_NVRAM_ROM_RES_SIZE; |
1081 |
router->nm_iomem_size = C2691_DEFAULT_IOMEM_SIZE; |
1082 |
|
1083 |
vm->pcmcia_disk_size[0] = C2691_DEFAULT_DISK0_SIZE; |
1084 |
vm->pcmcia_disk_size[1] = C2691_DEFAULT_DISK1_SIZE; |
1085 |
|
1086 |
/* Enable NVRAM operations to load/store configs */ |
1087 |
vm->nvram_extract_config = c2691_nvram_extract_config; |
1088 |
vm->nvram_push_config = c2691_nvram_push_config; |
1089 |
} |
1090 |
|
1091 |
/* Initialize the C2691 Platform */ |
1092 |
int c2691_init_platform(c2691_t *router) |
1093 |
{ |
1094 |
extern m_uint8_t microcode[]; |
1095 |
extern ssize_t microcode_len; |
1096 |
vm_instance_t *vm = router->vm; |
1097 |
struct c2691_nm_bay *nm_bay; |
1098 |
cpu_mips_t *cpu; |
1099 |
vm_obj_t *obj; |
1100 |
int i; |
1101 |
|
1102 |
/* Copy config register setup into "active" config register */ |
1103 |
vm->conf_reg = vm->conf_reg_setup; |
1104 |
|
1105 |
/* Create Console and AUX ports */ |
1106 |
vm_init_vtty(vm); |
1107 |
|
1108 |
/* Create a CPU group */ |
1109 |
vm->cpu_group = cpu_group_create("System CPU"); |
1110 |
|
1111 |
/* Initialize the virtual MIPS processor */ |
1112 |
if (!(cpu = cpu_create(vm,0))) { |
1113 |
vm_error(vm,"unable to create CPU!\n"); |
1114 |
return(-1); |
1115 |
} |
1116 |
|
1117 |
/* Add this CPU to the system CPU group */ |
1118 |
cpu_group_add(vm->cpu_group,cpu); |
1119 |
vm->boot_cpu = cpu; |
1120 |
|
1121 |
/* Mark the Network IO interrupt as high priority */ |
1122 |
cpu->irq_idle_preempt[C2691_NETIO_IRQ] = TRUE; |
1123 |
cpu->irq_idle_preempt[C2691_GT96K_IRQ] = TRUE; |
1124 |
cpu->irq_idle_preempt[C2691_DUART_IRQ] = TRUE; |
1125 |
|
1126 |
/* Copy some parameters from VM to CPU (idle PC, ...) */ |
1127 |
cpu->idle_pc = vm->idle_pc; |
1128 |
|
1129 |
if (vm->timer_irq_check_itv) |
1130 |
cpu->timer_irq_check_itv = vm->timer_irq_check_itv; |
1131 |
|
1132 |
/* Remote emulator control */ |
1133 |
dev_remote_control_init(vm,0x16000000,0x1000); |
1134 |
|
1135 |
/* Specific Storage Area (SSA) */ |
1136 |
dev_ram_init(vm,"ssa",TRUE,FALSE,NULL,0x16001000ULL,0x7000); |
1137 |
|
1138 |
/* IO FPGA */ |
1139 |
if (dev_c2691_iofpga_init(router,C2691_IOFPGA_ADDR,0x40000) == -1) |
1140 |
return(-1); |
1141 |
|
1142 |
#if 0 |
1143 |
/* PCI IO space */ |
1144 |
if (!(vm->pci_io_space = pci_io_data_init(vm,C2691_PCI_IO_ADDR))) |
1145 |
return(-1); |
1146 |
#endif |
1147 |
|
1148 |
/* Initialize the chassis */ |
1149 |
if (c2691_init(router) == -1) |
1150 |
return(-1); |
1151 |
|
1152 |
/* Initialize RAM */ |
1153 |
vm_ram_init(vm,0x00000000ULL); |
1154 |
|
1155 |
/* Initialize ROM (as a Flash) */ |
1156 |
if (!(obj = dev_flash_init(vm,"rom",C2691_ROM_ADDR,vm->rom_size*1048576))) |
1157 |
return(-1); |
1158 |
|
1159 |
dev_flash_copy_data(obj,0,microcode,microcode_len); |
1160 |
c2691_nvram_check_empty_config(vm); |
1161 |
|
1162 |
/* Initialize the NS16552 DUART */ |
1163 |
dev_ns16552_init(vm,C2691_DUART_ADDR,0x1000,3,C2691_DUART_IRQ, |
1164 |
vm->vtty_con,vm->vtty_aux); |
1165 |
|
1166 |
/* PCMCIA Slot 0 */ |
1167 |
dev_pcmcia_disk_init(vm,"slot0",C2691_SLOT0_ADDR,0x200000, |
1168 |
vm->pcmcia_disk_size[0],1); |
1169 |
|
1170 |
/* PCMCIA Slot 1 */ |
1171 |
dev_pcmcia_disk_init(vm,"slot1",C2691_SLOT1_ADDR,0x200000, |
1172 |
vm->pcmcia_disk_size[1],1); |
1173 |
|
1174 |
/* The GT96100 system controller has 2 integrated FastEthernet ports */ |
1175 |
c2691_nm_add_binding(router,"GT96100-FE",0); |
1176 |
|
1177 |
/* Initialize Network Modules */ |
1178 |
for(i=0;i<C2691_MAX_NM_BAYS;i++) { |
1179 |
nm_bay = &router->nm_bay[i]; |
1180 |
|
1181 |
if (!nm_bay->dev_type) |
1182 |
continue; |
1183 |
|
1184 |
if (c2691_nm_init(router,i) == -1) { |
1185 |
vm_error(vm,"unable to create Network Module \"%s\"\n", |
1186 |
nm_bay->dev_type); |
1187 |
return(-1); |
1188 |
} |
1189 |
} |
1190 |
|
1191 |
/* Show device list */ |
1192 |
c2691_show_hardware(router); |
1193 |
return(0); |
1194 |
} |
1195 |
|
1196 |
/* Boot the IOS image */ |
1197 |
int c2691_boot_ios(c2691_t *router) |
1198 |
{ |
1199 |
vm_instance_t *vm = router->vm; |
1200 |
|
1201 |
if (!vm->boot_cpu) |
1202 |
return(-1); |
1203 |
|
1204 |
/* Suspend CPU activity since we will restart directly from ROM */ |
1205 |
vm_suspend(vm); |
1206 |
|
1207 |
/* Check that CPU activity is really suspended */ |
1208 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
1209 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
1210 |
return(-1); |
1211 |
} |
1212 |
|
1213 |
/* Reset the boot CPU */ |
1214 |
mips64_reset(vm->boot_cpu); |
1215 |
|
1216 |
/* Load IOS image */ |
1217 |
if (mips64_load_elf_image(vm->boot_cpu,vm->ios_image, |
1218 |
(vm->ghost_status == VM_GHOST_RAM_USE), |
1219 |
&vm->ios_entry_point) < 0) |
1220 |
{ |
1221 |
vm_error(vm,"failed to load Cisco IOS image '%s'.\n",vm->ios_image); |
1222 |
return(-1); |
1223 |
} |
1224 |
|
1225 |
/* Launch the simulation */ |
1226 |
printf("\nC2691 '%s': starting simulation (CPU0 PC=0x%llx), " |
1227 |
"JIT %sabled.\n", |
1228 |
vm->name,vm->boot_cpu->pc,vm->jit_use ? "en":"dis"); |
1229 |
|
1230 |
vm_log(vm,"C2691_BOOT", |
1231 |
"starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n", |
1232 |
vm->boot_cpu->pc,vm->boot_cpu->idle_pc,vm->jit_use ? "on":"off"); |
1233 |
|
1234 |
/* Start main CPU */ |
1235 |
if (vm->ghost_status != VM_GHOST_RAM_GENERATE) { |
1236 |
vm->status = VM_STATUS_RUNNING; |
1237 |
cpu_start(vm->boot_cpu); |
1238 |
} else { |
1239 |
vm->status = VM_STATUS_SHUTDOWN; |
1240 |
} |
1241 |
return(0); |
1242 |
} |
1243 |
|
1244 |
/* Initialize a Cisco 2691 instance */ |
1245 |
int c2691_init_instance(c2691_t *router) |
1246 |
{ |
1247 |
vm_instance_t *vm = router->vm; |
1248 |
m_uint32_t rom_entry_point; |
1249 |
cpu_mips_t *cpu0; |
1250 |
|
1251 |
if (!vm->ios_image) { |
1252 |
vm_error(vm,"no Cisco IOS image defined."); |
1253 |
return(-1); |
1254 |
} |
1255 |
|
1256 |
/* Initialize the C2691 platform */ |
1257 |
if (c2691_init_platform(router) == -1) { |
1258 |
vm_error(vm,"unable to initialize the platform hardware.\n"); |
1259 |
return(-1); |
1260 |
} |
1261 |
|
1262 |
/* Load IOS configuration file */ |
1263 |
if (vm->ios_config != NULL) { |
1264 |
vm_nvram_push_config(vm,vm->ios_config); |
1265 |
vm->conf_reg &= ~0x40; |
1266 |
} |
1267 |
|
1268 |
/* Load ROM (ELF image or embedded) */ |
1269 |
cpu0 = vm->boot_cpu; |
1270 |
rom_entry_point = (m_uint32_t)MIPS_ROM_PC; |
1271 |
|
1272 |
if ((vm->rom_filename != NULL) && |
1273 |
(mips64_load_elf_image(cpu0,vm->rom_filename,0,&rom_entry_point) < 0)) |
1274 |
{ |
1275 |
vm_error(vm,"unable to load alternate ROM '%s', " |
1276 |
"fallback to embedded ROM.\n\n",vm->rom_filename); |
1277 |
vm->rom_filename = NULL; |
1278 |
} |
1279 |
|
1280 |
/* Load symbol file */ |
1281 |
if (vm->sym_filename) { |
1282 |
mips64_sym_load_file(cpu0,vm->sym_filename); |
1283 |
cpu0->sym_trace = 1; |
1284 |
} |
1285 |
|
1286 |
return(c2691_boot_ios(router)); |
1287 |
} |
1288 |
|
1289 |
/* Stop a Cisco 2691 instance */ |
1290 |
int c2691_stop_instance(c2691_t *router) |
1291 |
{ |
1292 |
vm_instance_t *vm = router->vm; |
1293 |
|
1294 |
printf("\nC2691 '%s': stopping simulation.\n",vm->name); |
1295 |
vm_log(vm,"C2691_STOP","stopping simulation.\n"); |
1296 |
|
1297 |
/* Stop all CPUs */ |
1298 |
if (vm->cpu_group != NULL) { |
1299 |
vm_stop(vm); |
1300 |
|
1301 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
1302 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
1303 |
return(-1); |
1304 |
} |
1305 |
} |
1306 |
|
1307 |
/* Free resources that were used during execution to emulate hardware */ |
1308 |
c2691_nm_shutdown_all(router); |
1309 |
vm_hardware_shutdown(vm); |
1310 |
return(0); |
1311 |
} |