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 "cpu.h" |
16 |
#include "vm.h" |
17 |
#include "dynamips.h" |
18 |
#include "memory.h" |
19 |
#include "device.h" |
20 |
#include "pci_io.h" |
21 |
#include "dev_gt.h" |
22 |
#include "cisco_eeprom.h" |
23 |
#include "dev_rom.h" |
24 |
#include "dev_c3745.h" |
25 |
#include "dev_vtty.h" |
26 |
#include "registry.h" |
27 |
|
28 |
/* ======================================================================== */ |
29 |
/* EEPROM definitions */ |
30 |
/* ======================================================================== */ |
31 |
|
32 |
/* Cisco 3745 motherboard EEPROM */ |
33 |
static m_uint16_t eeprom_c3745_motherboard_data[] = { |
34 |
0x04FF, 0xC18B, 0x5858, 0x5858, 0x5858, 0x5858, 0x5858, 0x5809, |
35 |
0x6940, 0x02F7, 0xC046, 0x0320, 0x003E, 0x3E03, 0x4241, 0x3085, |
36 |
0x1C12, 0x4004, 0x80FF, 0xFFFF, 0xFFC4, 0x08FF, 0xFFFF, 0xFFFF, |
37 |
0xFFFF, 0xFF81, 0x0000, 0x0000, 0x0400, 0x0300, 0xC508, 0xFFFF, |
38 |
0xFFFF, 0xFFFF, 0xFFFF, 0x4102, 0x0002, 0x04C2, 0x8B58, 0x5858, |
39 |
0x5858, 0x5858, 0x5858, 0x5858, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
40 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
41 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
42 |
}; |
43 |
|
44 |
struct cisco_eeprom eeprom_c3745_motherboard = { |
45 |
"C3745 Motherboard", |
46 |
eeprom_c3745_motherboard_data, |
47 |
sizeof(eeprom_c3745_motherboard_data)/2, |
48 |
}; |
49 |
|
50 |
/* Cisco 3745 I/O board EEPROM */ |
51 |
static m_uint16_t eeprom_c3745_ioboard_data[] = { |
52 |
0x04FF, 0x4002, 0xF841, 0x0200, 0xC046, 0x0320, 0x0038, 0x7E01, |
53 |
0x4242, 0x3080, 0x0000, 0x0000, 0x0203, 0xC18B, 0x5858, 0x5858, |
54 |
0x5858, 0x5858, 0x5858, 0x5803, 0x0081, 0x0000, 0x0000, 0x0400, |
55 |
0xC809, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFC2, 0x8B58, 0x5858, |
56 |
0x5858, 0x5858, 0x5858, 0x5858, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
57 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
58 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
59 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
60 |
}; |
61 |
|
62 |
struct cisco_eeprom eeprom_c3745_ioboard = { |
63 |
"C3745 I/O board", |
64 |
eeprom_c3745_ioboard_data, |
65 |
sizeof(eeprom_c3745_ioboard_data)/2, |
66 |
}; |
67 |
|
68 |
/* Cisco 3745 midplane EEPROM */ |
69 |
static m_uint16_t eeprom_c3745_midplane_data[] = { |
70 |
0x04FF, 0x4003, 0x3E41, 0x0200, 0xC046, 0x0320, 0x0030, 0x0101, |
71 |
0x4241, 0x3080, 0x0000, 0x0000, 0x0205, 0xC18B, 0x5858, 0x5858, |
72 |
0x5858, 0x5858, 0x5858, 0x5803, 0x0081, 0x0000, 0x0000, 0x0400, |
73 |
0xC809, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFC3, 0x0600, 0x0DED, |
74 |
0xCD7D, 0x8043, 0x0050, 0xC28B, 0x5858, 0x5858, 0x5858, 0x5858, |
75 |
0x5858, 0x58FF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
76 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
77 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
78 |
}; |
79 |
|
80 |
struct cisco_eeprom eeprom_c3745_midplane = { |
81 |
"C3745 Midplane", |
82 |
eeprom_c3745_midplane_data, |
83 |
sizeof(eeprom_c3745_midplane_data)/2, |
84 |
}; |
85 |
|
86 |
|
87 |
/* ======================================================================== */ |
88 |
/* Network Module Drivers */ |
89 |
/* ======================================================================== */ |
90 |
static struct c3745_nm_driver *nm_drivers[] = { |
91 |
&dev_c3745_nm_1fe_tx_driver, |
92 |
&dev_c3745_nm_16esw_driver, |
93 |
&dev_c3745_gt96100_fe_driver, |
94 |
&dev_c3745_nm_4t_driver, |
95 |
NULL, |
96 |
}; |
97 |
|
98 |
/* ======================================================================== */ |
99 |
/* Cisco 3745 router instances */ |
100 |
/* ======================================================================== */ |
101 |
|
102 |
/* Directly extract the configuration from the NVRAM device */ |
103 |
ssize_t c3745_nvram_extract_config(vm_instance_t *vm,char **buffer) |
104 |
{ |
105 |
u_char *base_ptr,*ios_ptr,*cfg_ptr,*end_ptr; |
106 |
m_uint32_t start,nvlen; |
107 |
m_uint16_t magic1,magic2; |
108 |
struct vdevice *nvram_dev; |
109 |
off_t nvram_size; |
110 |
int fd; |
111 |
|
112 |
if ((nvram_dev = dev_get_by_name(vm,"rom"))) |
113 |
dev_sync(nvram_dev); |
114 |
|
115 |
fd = vm_mmap_open_file(vm,"rom",&base_ptr,&nvram_size); |
116 |
|
117 |
if (fd == -1) |
118 |
return(-1); |
119 |
|
120 |
ios_ptr = base_ptr + C3745_NVRAM_OFFSET; |
121 |
end_ptr = base_ptr + nvram_size; |
122 |
|
123 |
if ((ios_ptr + 0x30) >= end_ptr) { |
124 |
vm_error(vm,"NVRAM file too small\n"); |
125 |
return(-1); |
126 |
} |
127 |
|
128 |
magic1 = ntohs(*PTR_ADJUST(m_uint16_t *,ios_ptr,0x06)); |
129 |
magic2 = ntohs(*PTR_ADJUST(m_uint16_t *,ios_ptr,0x08)); |
130 |
|
131 |
if ((magic1 != 0xF0A5) || (magic2 != 0xABCD)) { |
132 |
vm_error(vm,"unable to find IOS magic numbers (0x%x,0x%x)!\n", |
133 |
magic1,magic2); |
134 |
return(-1); |
135 |
} |
136 |
|
137 |
start = ntohl(*PTR_ADJUST(m_uint32_t *,ios_ptr,0x10)) + 1; |
138 |
nvlen = ntohl(*PTR_ADJUST(m_uint32_t *,ios_ptr,0x18)); |
139 |
|
140 |
if (!(*buffer = malloc(nvlen+1))) { |
141 |
vm_error(vm,"unable to allocate config buffer (%u bytes)\n",nvlen); |
142 |
return(-1); |
143 |
} |
144 |
|
145 |
cfg_ptr = ios_ptr + start + 0x08; |
146 |
|
147 |
if ((cfg_ptr + nvlen) > end_ptr) { |
148 |
vm_error(vm,"NVRAM file too small\n"); |
149 |
return(-1); |
150 |
} |
151 |
|
152 |
memcpy(*buffer,cfg_ptr,nvlen-1); |
153 |
(*buffer)[nvlen-1] = 0; |
154 |
return(nvlen-1); |
155 |
} |
156 |
|
157 |
static int c3745_nvram_push_config_part(vm_instance_t *vm, |
158 |
char *buffer,size_t len, |
159 |
u_char *ios_ptr) |
160 |
{ |
161 |
m_uint32_t cfg_offset,cklen,tmp; |
162 |
m_uint16_t cksum; |
163 |
u_char *cfg_ptr; |
164 |
|
165 |
cfg_offset = 0x2c; |
166 |
cfg_ptr = ios_ptr + cfg_offset; |
167 |
|
168 |
/* Write IOS tag, uncompressed config... */ |
169 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x06) = htons(0xF0A5); |
170 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x08) = htons(0xABCD); |
171 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0a) = htons(0x0001); |
172 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0c) = htons(0x0000); |
173 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0e) = htons(0x0c04); |
174 |
|
175 |
/* Store file contents to NVRAM */ |
176 |
memcpy(cfg_ptr,buffer,len); |
177 |
|
178 |
/* Write config addresses + size */ |
179 |
tmp = cfg_offset - 0x08; |
180 |
|
181 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x10) = htonl(tmp); |
182 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x14) = htonl(tmp + len); |
183 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x18) = htonl(len); |
184 |
|
185 |
/* Compute the checksum */ |
186 |
cklen = C3745_NVRAM_SIZE - 0x08; |
187 |
cksum = nvram_cksum((m_uint16_t *)(ios_ptr+0x08),cklen); |
188 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0c) = htons(cksum); |
189 |
return(0); |
190 |
} |
191 |
|
192 |
/* Directly push the IOS configuration to the NVRAM device */ |
193 |
int c3745_nvram_push_config(vm_instance_t *vm,char *buffer,size_t len) |
194 |
{ |
195 |
u_char *base_ptr,*ios_ptr; |
196 |
int fd; |
197 |
|
198 |
fd = vm_mmap_create_file(vm,"rom",vm->rom_size*1048576,&base_ptr); |
199 |
|
200 |
if (fd == -1) |
201 |
return(-1); |
202 |
|
203 |
ios_ptr = base_ptr + C3745_NVRAM_OFFSET; |
204 |
|
205 |
/* Normal config */ |
206 |
c3745_nvram_push_config_part(vm,buffer,len,ios_ptr); |
207 |
|
208 |
/* Backup config */ |
209 |
c3745_nvram_push_config_part(vm,buffer,len,ios_ptr + C3745_NVRAM_SIZE); |
210 |
|
211 |
vm_mmap_close_file(fd,base_ptr,vm->rom_size*1048576); |
212 |
return(0); |
213 |
} |
214 |
|
215 |
/* Check for empty config */ |
216 |
int c3745_nvram_check_empty_config(vm_instance_t *vm) |
217 |
{ |
218 |
struct vdevice *rom_dev; |
219 |
m_uint64_t addr; |
220 |
size_t len; |
221 |
|
222 |
if (!(rom_dev = dev_get_by_name(vm,"rom"))) |
223 |
return(-1); |
224 |
|
225 |
addr = rom_dev->phys_addr + C3745_NVRAM_OFFSET; |
226 |
len = C3745_NVRAM_SIZE; |
227 |
|
228 |
while(len > 0) { |
229 |
if (physmem_copy_u32_from_vm(vm,addr) != 0) |
230 |
return(0); |
231 |
|
232 |
addr += sizeof(m_uint32_t); |
233 |
len -= sizeof(m_uint32_t); |
234 |
} |
235 |
|
236 |
/* Empty NVRAM */ |
237 |
vm->conf_reg |= 0x0040; |
238 |
printf("NVRAM is empty, setting config register to 0x%x\n",vm->conf_reg); |
239 |
return(0); |
240 |
} |
241 |
|
242 |
/* Create a new router instance */ |
243 |
c3745_t *c3745_create_instance(char *name,int instance_id) |
244 |
{ |
245 |
c3745_t *router; |
246 |
|
247 |
if (!(router = malloc(sizeof(*router)))) { |
248 |
fprintf(stderr,"C3745 '%s': Unable to create new instance!\n",name); |
249 |
return NULL; |
250 |
} |
251 |
|
252 |
memset(router,0,sizeof(*router)); |
253 |
|
254 |
if (!(router->vm = vm_create(name,instance_id,VM_TYPE_C3745))) { |
255 |
fprintf(stderr,"C3745 '%s': unable to create VM instance!\n",name); |
256 |
goto err_vm; |
257 |
} |
258 |
|
259 |
c3745_init_defaults(router); |
260 |
router->vm->hw_data = router; |
261 |
return router; |
262 |
|
263 |
err_vm: |
264 |
free(router); |
265 |
return NULL; |
266 |
} |
267 |
|
268 |
/* Free resources used by a router instance */ |
269 |
static int c3745_free_instance(void *data,void *arg) |
270 |
{ |
271 |
vm_instance_t *vm = data; |
272 |
c3745_t *router; |
273 |
int i; |
274 |
|
275 |
if (vm->type == VM_TYPE_C3745) { |
276 |
router = VM_C3745(vm); |
277 |
|
278 |
/* Stop all CPUs */ |
279 |
if (vm->cpu_group != NULL) { |
280 |
vm_stop(vm); |
281 |
|
282 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
283 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
284 |
return(FALSE); |
285 |
} |
286 |
} |
287 |
|
288 |
/* Remove NIO bindings */ |
289 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) |
290 |
c3745_nm_remove_all_nio_bindings(router,i); |
291 |
|
292 |
/* Shutdown all Network Modules */ |
293 |
c3745_nm_shutdown_all(router); |
294 |
|
295 |
/* Free mainboard EEPROM */ |
296 |
for(i=0;i<3;i++) |
297 |
cisco_eeprom_free(&router->sys_eeprom[i]); |
298 |
|
299 |
/* Free all resources used by VM */ |
300 |
vm_free(vm); |
301 |
|
302 |
/* Free the router structure */ |
303 |
free(router); |
304 |
return(TRUE); |
305 |
} |
306 |
|
307 |
return(FALSE); |
308 |
} |
309 |
|
310 |
/* Delete a router instance */ |
311 |
int c3745_delete_instance(char *name) |
312 |
{ |
313 |
return(registry_delete_if_unused(name,OBJ_TYPE_VM, |
314 |
c3745_free_instance,NULL)); |
315 |
} |
316 |
|
317 |
/* Delete all router instances */ |
318 |
int c3745_delete_all_instances(void) |
319 |
{ |
320 |
return(registry_delete_type(OBJ_TYPE_VM,c3745_free_instance,NULL)); |
321 |
} |
322 |
|
323 |
/* Save configuration of a C3745 instance */ |
324 |
void c3745_save_config(c3745_t *router,FILE *fd) |
325 |
{ |
326 |
vm_instance_t *vm = router->vm; |
327 |
struct c3745_nio_binding *nb; |
328 |
struct c3745_nm_bay *bay; |
329 |
int i; |
330 |
|
331 |
/* General settings */ |
332 |
fprintf(fd,"c3745 create %s %u\n",vm->name,vm->instance_id); |
333 |
|
334 |
/* VM configuration */ |
335 |
vm_save_config(vm,fd); |
336 |
|
337 |
/* Network Module settings */ |
338 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
339 |
if (!(bay = c3745_nm_get_info(router,i))) |
340 |
continue; |
341 |
|
342 |
if (bay->dev_type) { |
343 |
fprintf(fd,"c3745 add_nm_binding %s %u %s\n", |
344 |
vm->name,i,bay->dev_type); |
345 |
} |
346 |
|
347 |
for(nb=bay->nio_list;nb;nb=nb->next) { |
348 |
fprintf(fd,"c3745 add_nio_binding %s %u %u %s\n", |
349 |
vm->name,i,nb->port_id,nb->nio->name); |
350 |
} |
351 |
} |
352 |
|
353 |
fprintf(fd,"\n"); |
354 |
} |
355 |
|
356 |
/* Save configurations of all C3745 instances */ |
357 |
static void c3745_reg_save_config(registry_entry_t *entry,void *opt,int *err) |
358 |
{ |
359 |
vm_instance_t *vm = entry->data; |
360 |
c3745_t *router = VM_C3745(vm); |
361 |
|
362 |
if (vm->type == VM_TYPE_C3745) |
363 |
c3745_save_config(router,(FILE *)opt); |
364 |
} |
365 |
|
366 |
void c3745_save_config_all(FILE *fd) |
367 |
{ |
368 |
registry_foreach_type(OBJ_TYPE_VM,c3745_reg_save_config,fd,NULL); |
369 |
} |
370 |
|
371 |
/* Set NM EEPROM definition */ |
372 |
int c3745_nm_set_eeprom(c3745_t *router,u_int nm_bay, |
373 |
const struct cisco_eeprom *eeprom) |
374 |
{ |
375 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) { |
376 |
vm_error(router->vm,"c3745_nm_set_eeprom: invalid NM Bay %u.\n",nm_bay); |
377 |
return(-1); |
378 |
} |
379 |
|
380 |
if (cisco_eeprom_copy(&router->nm_bay[nm_bay].eeprom,eeprom) == -1) { |
381 |
vm_error(router->vm,"c3745_nm_set_eeprom: no memory.\n"); |
382 |
return(-1); |
383 |
} |
384 |
|
385 |
return(0); |
386 |
} |
387 |
|
388 |
/* Unset NM EEPROM definition (empty bay) */ |
389 |
int c3745_nm_unset_eeprom(c3745_t *router,u_int nm_bay) |
390 |
{ |
391 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) { |
392 |
vm_error(router->vm,"c3745_nm_set_eeprom: invalid NM Bay %u.\n",nm_bay); |
393 |
return(-1); |
394 |
} |
395 |
|
396 |
cisco_eeprom_free(&router->nm_bay[nm_bay].eeprom); |
397 |
return(0); |
398 |
} |
399 |
|
400 |
/* Check if a bay has a port adapter */ |
401 |
int c3745_nm_check_eeprom(c3745_t *router,u_int nm_bay) |
402 |
{ |
403 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) |
404 |
return(FALSE); |
405 |
|
406 |
return(cisco_eeprom_valid(&router->nm_bay[nm_bay].eeprom)); |
407 |
} |
408 |
|
409 |
/* Get bay info */ |
410 |
struct c3745_nm_bay *c3745_nm_get_info(c3745_t *router,u_int nm_bay) |
411 |
{ |
412 |
if (nm_bay >= C3745_MAX_NM_BAYS) |
413 |
return NULL; |
414 |
|
415 |
return(&router->nm_bay[nm_bay]); |
416 |
} |
417 |
|
418 |
/* Get NM type */ |
419 |
char *c3745_nm_get_type(c3745_t *router,u_int nm_bay) |
420 |
{ |
421 |
struct c3745_nm_bay *bay; |
422 |
|
423 |
bay = c3745_nm_get_info(router,nm_bay); |
424 |
return((bay != NULL) ? bay->dev_type : NULL); |
425 |
} |
426 |
|
427 |
/* Get driver info about the specified slot */ |
428 |
void *c3745_nm_get_drvinfo(c3745_t *router,u_int nm_bay) |
429 |
{ |
430 |
struct c3745_nm_bay *bay; |
431 |
|
432 |
bay = c3745_nm_get_info(router,nm_bay); |
433 |
return((bay != NULL) ? bay->drv_info : NULL); |
434 |
} |
435 |
|
436 |
/* Set driver info for the specified slot */ |
437 |
int c3745_nm_set_drvinfo(c3745_t *router,u_int nm_bay,void *drv_info) |
438 |
{ |
439 |
struct c3745_nm_bay *bay; |
440 |
|
441 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
442 |
return(-1); |
443 |
|
444 |
bay->drv_info = drv_info; |
445 |
return(0); |
446 |
} |
447 |
|
448 |
/* Get a NM driver */ |
449 |
static struct c3745_nm_driver *c3745_nm_get_driver(char *dev_type) |
450 |
{ |
451 |
int i; |
452 |
|
453 |
for(i=0;nm_drivers[i];i++) |
454 |
if (!strcmp(nm_drivers[i]->dev_type,dev_type)) |
455 |
return nm_drivers[i]; |
456 |
|
457 |
return NULL; |
458 |
} |
459 |
|
460 |
/* Add a NM binding */ |
461 |
int c3745_nm_add_binding(c3745_t *router,char *dev_type,u_int nm_bay) |
462 |
{ |
463 |
struct c3745_nm_driver *nm_driver; |
464 |
struct c3745_nm_bay *bay; |
465 |
|
466 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
467 |
return(-1); |
468 |
|
469 |
/* check that this bay is empty */ |
470 |
if (bay->dev_type != NULL) { |
471 |
vm_error(router->vm,"a NM already exists in slot %u.\n",nm_bay); |
472 |
return(-1); |
473 |
} |
474 |
|
475 |
/* find the NM driver */ |
476 |
if (!(nm_driver = c3745_nm_get_driver(dev_type))) { |
477 |
vm_error(router->vm,"unknown NM type '%s'.\n",dev_type); |
478 |
return(-1); |
479 |
} |
480 |
|
481 |
bay->dev_type = nm_driver->dev_type; |
482 |
bay->nm_driver = nm_driver; |
483 |
return(0); |
484 |
} |
485 |
|
486 |
/* Remove a NM binding */ |
487 |
int c3745_nm_remove_binding(c3745_t *router,u_int nm_bay) |
488 |
{ |
489 |
struct c3745_nm_bay *bay; |
490 |
|
491 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
492 |
return(-1); |
493 |
|
494 |
/* stop if this bay is still active */ |
495 |
if (bay->drv_info != NULL) { |
496 |
vm_error(router->vm,"slot %u still active.\n",nm_bay); |
497 |
return(-1); |
498 |
} |
499 |
|
500 |
/* check that this bay is not empty */ |
501 |
if (bay->dev_type == NULL) { |
502 |
vm_error(router->vm,"slot %u is empty.\n",nm_bay); |
503 |
return(-1); |
504 |
} |
505 |
|
506 |
/* remove all NIOs bindings */ |
507 |
c3745_nm_remove_all_nio_bindings(router,nm_bay); |
508 |
|
509 |
bay->dev_type = NULL; |
510 |
bay->nm_driver = NULL; |
511 |
return(0); |
512 |
} |
513 |
|
514 |
/* Find a NIO binding */ |
515 |
struct c3745_nio_binding * |
516 |
c3745_nm_find_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id) |
517 |
{ |
518 |
struct c3745_nio_binding *nb; |
519 |
struct c3745_nm_bay *bay; |
520 |
|
521 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
522 |
return NULL; |
523 |
|
524 |
for(nb=bay->nio_list;nb;nb=nb->next) |
525 |
if (nb->port_id == port_id) |
526 |
return nb; |
527 |
|
528 |
return NULL; |
529 |
} |
530 |
|
531 |
/* Add a network IO binding */ |
532 |
int c3745_nm_add_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id, |
533 |
char *nio_name) |
534 |
{ |
535 |
struct c3745_nio_binding *nb; |
536 |
struct c3745_nm_bay *bay; |
537 |
netio_desc_t *nio; |
538 |
|
539 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
540 |
return(-1); |
541 |
|
542 |
/* check that a NIO is not already bound to this port */ |
543 |
if (c3745_nm_find_nio_binding(router,nm_bay,port_id) != NULL) { |
544 |
vm_error(router->vm,"a NIO already exists for interface %u/%u.\n", |
545 |
nm_bay,port_id); |
546 |
return(-1); |
547 |
} |
548 |
|
549 |
/* acquire a reference on the NIO object */ |
550 |
if (!(nio = netio_acquire(nio_name))) { |
551 |
vm_error(router->vm,"unable to find NIO '%s'.\n",nio_name); |
552 |
return(-1); |
553 |
} |
554 |
|
555 |
/* create a new binding */ |
556 |
if (!(nb = malloc(sizeof(*nb)))) { |
557 |
vm_error(router->vm,"unable to create NIO binding " |
558 |
"for interface %u/%u.\n",nm_bay,port_id); |
559 |
netio_release(nio_name); |
560 |
return(-1); |
561 |
} |
562 |
|
563 |
memset(nb,0,sizeof(*nb)); |
564 |
nb->nio = nio; |
565 |
nb->port_id = port_id; |
566 |
nb->next = bay->nio_list; |
567 |
if (nb->next) nb->next->prev = nb; |
568 |
bay->nio_list = nb; |
569 |
return(0); |
570 |
} |
571 |
|
572 |
/* Remove a NIO binding */ |
573 |
int c3745_nm_remove_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id) |
574 |
{ |
575 |
struct c3745_nio_binding *nb; |
576 |
struct c3745_nm_bay *bay; |
577 |
|
578 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
579 |
return(-1); |
580 |
|
581 |
if (!(nb = c3745_nm_find_nio_binding(router,nm_bay,port_id))) |
582 |
return(-1); /* no nio binding for this slot/port */ |
583 |
|
584 |
/* tell the NM driver to stop using this NIO */ |
585 |
if (bay->nm_driver) |
586 |
bay->nm_driver->nm_unset_nio(router,nm_bay,port_id); |
587 |
|
588 |
/* remove this entry from the double linked list */ |
589 |
if (nb->next) |
590 |
nb->next->prev = nb->prev; |
591 |
|
592 |
if (nb->prev) { |
593 |
nb->prev->next = nb->next; |
594 |
} else { |
595 |
bay->nio_list = nb->next; |
596 |
} |
597 |
|
598 |
/* unreference NIO object */ |
599 |
netio_release(nb->nio->name); |
600 |
free(nb); |
601 |
return(0); |
602 |
} |
603 |
|
604 |
/* Remove all NIO bindings for the specified NM */ |
605 |
int c3745_nm_remove_all_nio_bindings(c3745_t *router,u_int nm_bay) |
606 |
{ |
607 |
struct c3745_nio_binding *nb,*next; |
608 |
struct c3745_nm_bay *bay; |
609 |
|
610 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
611 |
return(-1); |
612 |
|
613 |
for(nb=bay->nio_list;nb;nb=next) { |
614 |
next = nb->next; |
615 |
|
616 |
/* tell the NM driver to stop using this NIO */ |
617 |
if (bay->nm_driver) |
618 |
bay->nm_driver->nm_unset_nio(router,nm_bay,nb->port_id); |
619 |
|
620 |
/* unreference NIO object */ |
621 |
netio_release(nb->nio->name); |
622 |
free(nb); |
623 |
} |
624 |
|
625 |
bay->nio_list = NULL; |
626 |
return(0); |
627 |
} |
628 |
|
629 |
/* Enable a Network IO descriptor for a Network Module */ |
630 |
int c3745_nm_enable_nio(c3745_t *router,u_int nm_bay,u_int port_id) |
631 |
{ |
632 |
struct c3745_nio_binding *nb; |
633 |
struct c3745_nm_bay *bay; |
634 |
|
635 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
636 |
return(-1); |
637 |
|
638 |
/* check that we have an NIO binding for this interface */ |
639 |
if (!(nb = c3745_nm_find_nio_binding(router,nm_bay,port_id))) |
640 |
return(-1); |
641 |
|
642 |
/* check that the driver is defined and successfully initialized */ |
643 |
if (!bay->nm_driver || !bay->drv_info) |
644 |
return(-1); |
645 |
|
646 |
return(bay->nm_driver->nm_set_nio(router,nm_bay,port_id,nb->nio)); |
647 |
} |
648 |
|
649 |
/* Disable Network IO descriptor of a Network Module */ |
650 |
int c3745_nm_disable_nio(c3745_t *router,u_int nm_bay,u_int port_id) |
651 |
{ |
652 |
struct c3745_nm_bay *bay; |
653 |
|
654 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
655 |
return(-1); |
656 |
|
657 |
/* check that the driver is defined and successfully initialized */ |
658 |
if (!bay->nm_driver || !bay->drv_info) |
659 |
return(-1); |
660 |
|
661 |
return(bay->nm_driver->nm_unset_nio(router,nm_bay,port_id)); |
662 |
} |
663 |
|
664 |
/* Enable all NIO of the specified NM */ |
665 |
int c3745_nm_enable_all_nio(c3745_t *router,u_int nm_bay) |
666 |
{ |
667 |
struct c3745_nio_binding *nb; |
668 |
struct c3745_nm_bay *bay; |
669 |
|
670 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
671 |
return(-1); |
672 |
|
673 |
/* check that the driver is defined and successfully initialized */ |
674 |
if (!bay->nm_driver || !bay->drv_info) |
675 |
return(-1); |
676 |
|
677 |
for(nb=bay->nio_list;nb;nb=nb->next) |
678 |
bay->nm_driver->nm_set_nio(router,nm_bay,nb->port_id,nb->nio); |
679 |
|
680 |
return(0); |
681 |
} |
682 |
|
683 |
/* Disable all NIO of the specified NM */ |
684 |
int c3745_nm_disable_all_nio(c3745_t *router,u_int nm_bay) |
685 |
{ |
686 |
struct c3745_nio_binding *nb; |
687 |
struct c3745_nm_bay *bay; |
688 |
|
689 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
690 |
return(-1); |
691 |
|
692 |
/* check that the driver is defined and successfully initialized */ |
693 |
if (!bay->nm_driver || !bay->drv_info) |
694 |
return(-1); |
695 |
|
696 |
for(nb=bay->nio_list;nb;nb=nb->next) |
697 |
bay->nm_driver->nm_unset_nio(router,nm_bay,nb->port_id); |
698 |
|
699 |
return(0); |
700 |
} |
701 |
|
702 |
/* Initialize a Network Module */ |
703 |
int c3745_nm_init(c3745_t *router,u_int nm_bay) |
704 |
{ |
705 |
struct c3745_nm_bay *bay; |
706 |
size_t len; |
707 |
|
708 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
709 |
return(-1); |
710 |
|
711 |
/* Check that a device type is defined for this bay */ |
712 |
if (!bay->dev_type || !bay->nm_driver) { |
713 |
vm_error(router->vm,"trying to init empty slot %u.\n",nm_bay); |
714 |
return(-1); |
715 |
} |
716 |
|
717 |
/* Allocate device name */ |
718 |
len = strlen(bay->dev_type) + 10; |
719 |
if (!(bay->dev_name = malloc(len))) { |
720 |
vm_error(router->vm,"unable to allocate device name.\n"); |
721 |
return(-1); |
722 |
} |
723 |
|
724 |
snprintf(bay->dev_name,len,"%s(%u)",bay->dev_type,nm_bay); |
725 |
|
726 |
/* Initialize NM driver */ |
727 |
if (bay->nm_driver->nm_init(router,bay->dev_name,nm_bay) == 1) { |
728 |
vm_error(router->vm,"unable to initialize NM %u.\n",nm_bay); |
729 |
return(-1); |
730 |
} |
731 |
|
732 |
/* Enable all NIO */ |
733 |
c3745_nm_enable_all_nio(router,nm_bay); |
734 |
return(0); |
735 |
} |
736 |
|
737 |
/* Shutdown a Network Module */ |
738 |
int c3745_nm_shutdown(c3745_t *router,u_int nm_bay) |
739 |
{ |
740 |
struct c3745_nm_bay *bay; |
741 |
|
742 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
743 |
return(-1); |
744 |
|
745 |
/* Check that a device type is defined for this bay */ |
746 |
if (!bay->dev_type || !bay->nm_driver) { |
747 |
vm_error(router->vm,"trying to shut down empty slot %u.\n",nm_bay); |
748 |
return(-1); |
749 |
} |
750 |
|
751 |
/* Disable all NIO */ |
752 |
c3745_nm_disable_all_nio(router,nm_bay); |
753 |
|
754 |
/* Shutdown the NM driver */ |
755 |
if (bay->drv_info && (bay->nm_driver->nm_shutdown(router,nm_bay) == -1)) { |
756 |
vm_error(router->vm,"unable to shutdown NM %u.\n",nm_bay); |
757 |
return(-1); |
758 |
} |
759 |
|
760 |
free(bay->dev_name); |
761 |
bay->dev_name = NULL; |
762 |
bay->drv_info = NULL; |
763 |
return(0); |
764 |
} |
765 |
|
766 |
/* Shutdown all NM of a router */ |
767 |
int c3745_nm_shutdown_all(c3745_t *router) |
768 |
{ |
769 |
int i; |
770 |
|
771 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
772 |
if (!router->nm_bay[i].dev_type) |
773 |
continue; |
774 |
|
775 |
c3745_nm_shutdown(router,i); |
776 |
} |
777 |
|
778 |
return(0); |
779 |
} |
780 |
|
781 |
/* Show info about all NMs */ |
782 |
int c3745_nm_show_all_info(c3745_t *router) |
783 |
{ |
784 |
struct c3745_nm_bay *bay; |
785 |
int i; |
786 |
|
787 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
788 |
if (!(bay = c3745_nm_get_info(router,i)) || !bay->nm_driver) |
789 |
continue; |
790 |
|
791 |
if (bay->nm_driver->nm_show_info != NULL) |
792 |
bay->nm_driver->nm_show_info(router,i); |
793 |
} |
794 |
|
795 |
return(0); |
796 |
} |
797 |
|
798 |
/* Maximum number of tokens in a NM description */ |
799 |
#define NM_DESC_MAX_TOKENS 8 |
800 |
|
801 |
/* Create a Network Module (command line) */ |
802 |
int c3745_cmd_nm_create(c3745_t *router,char *str) |
803 |
{ |
804 |
char *tokens[NM_DESC_MAX_TOKENS]; |
805 |
int i,count,res; |
806 |
u_int nm_bay; |
807 |
|
808 |
/* A port adapter description is like "1:NM-1FE" */ |
809 |
if ((count = m_strsplit(str,':',tokens,NM_DESC_MAX_TOKENS)) != 2) { |
810 |
vm_error(router->vm,"unable to parse NM description '%s'.\n",str); |
811 |
return(-1); |
812 |
} |
813 |
|
814 |
/* Parse the NM bay id */ |
815 |
nm_bay = atoi(tokens[0]); |
816 |
|
817 |
/* Add this new NM to the current NM list */ |
818 |
res = c3745_nm_add_binding(router,tokens[1],nm_bay); |
819 |
|
820 |
/* The complete array was cleaned by strsplit */ |
821 |
for(i=0;i<NM_DESC_MAX_TOKENS;i++) |
822 |
free(tokens[i]); |
823 |
|
824 |
return(res); |
825 |
} |
826 |
|
827 |
/* Add a Network IO descriptor binding (command line) */ |
828 |
int c3745_cmd_add_nio(c3745_t *router,char *str) |
829 |
{ |
830 |
char *tokens[NM_DESC_MAX_TOKENS]; |
831 |
int i,count,nio_type,res=-1; |
832 |
u_int nm_bay,port_id; |
833 |
netio_desc_t *nio; |
834 |
char nio_name[128]; |
835 |
|
836 |
/* A port adapter description is like "1:3:tap:tap0" */ |
837 |
if ((count = m_strsplit(str,':',tokens,NM_DESC_MAX_TOKENS)) < 3) { |
838 |
vm_error(router->vm,"unable to parse NIO description '%s'.\n",str); |
839 |
return(-1); |
840 |
} |
841 |
|
842 |
/* Parse the NM bay */ |
843 |
nm_bay = atoi(tokens[0]); |
844 |
|
845 |
/* Parse the NM port id */ |
846 |
port_id = atoi(tokens[1]); |
847 |
|
848 |
/* Autogenerate a NIO name */ |
849 |
snprintf(nio_name,sizeof(nio_name),"c3745-i%u/%u/%u", |
850 |
router->vm->instance_id,nm_bay,port_id); |
851 |
|
852 |
/* Create the Network IO descriptor */ |
853 |
nio = NULL; |
854 |
nio_type = netio_get_type(tokens[2]); |
855 |
|
856 |
switch(nio_type) { |
857 |
case NETIO_TYPE_UNIX: |
858 |
if (count != 5) { |
859 |
vm_error(router->vm, |
860 |
"invalid number of arguments for UNIX NIO '%s'\n",str); |
861 |
goto done; |
862 |
} |
863 |
|
864 |
nio = netio_desc_create_unix(nio_name,tokens[3],tokens[4]); |
865 |
break; |
866 |
|
867 |
case NETIO_TYPE_VDE: |
868 |
if (count != 5) { |
869 |
vm_error(router->vm, |
870 |
"invalid number of arguments for VDE NIO '%s'\n",str); |
871 |
goto done; |
872 |
} |
873 |
|
874 |
nio = netio_desc_create_vde(nio_name,tokens[3],tokens[4]); |
875 |
break; |
876 |
|
877 |
case NETIO_TYPE_TAP: |
878 |
if (count != 4) { |
879 |
vm_error(router->vm, |
880 |
"invalid number of arguments for TAP NIO '%s'\n",str); |
881 |
goto done; |
882 |
} |
883 |
|
884 |
nio = netio_desc_create_tap(nio_name,tokens[3]); |
885 |
break; |
886 |
|
887 |
case NETIO_TYPE_UDP: |
888 |
if (count != 6) { |
889 |
vm_error(router->vm, |
890 |
"invalid number of arguments for UDP NIO '%s'\n",str); |
891 |
goto done; |
892 |
} |
893 |
|
894 |
nio = netio_desc_create_udp(nio_name,atoi(tokens[3]), |
895 |
tokens[4],atoi(tokens[5])); |
896 |
break; |
897 |
|
898 |
case NETIO_TYPE_TCP_CLI: |
899 |
if (count != 5) { |
900 |
vm_error(router->vm, |
901 |
"invalid number of arguments for TCP CLI NIO '%s'\n",str); |
902 |
goto done; |
903 |
} |
904 |
|
905 |
nio = netio_desc_create_tcp_cli(nio_name,tokens[3],tokens[4]); |
906 |
break; |
907 |
|
908 |
case NETIO_TYPE_TCP_SER: |
909 |
if (count != 4) { |
910 |
vm_error(router->vm, |
911 |
"invalid number of arguments for TCP SER NIO '%s'\n",str); |
912 |
goto done; |
913 |
} |
914 |
|
915 |
nio = netio_desc_create_tcp_ser(nio_name,tokens[3]); |
916 |
break; |
917 |
|
918 |
case NETIO_TYPE_NULL: |
919 |
nio = netio_desc_create_null(nio_name); |
920 |
break; |
921 |
|
922 |
#ifdef LINUX_ETH |
923 |
case NETIO_TYPE_LINUX_ETH: |
924 |
if (count != 4) { |
925 |
vm_error(router->vm, |
926 |
"invalid number of arguments for Linux Eth NIO '%s'\n", |
927 |
str); |
928 |
goto done; |
929 |
} |
930 |
|
931 |
nio = netio_desc_create_lnxeth(nio_name,tokens[3]); |
932 |
break; |
933 |
#endif |
934 |
|
935 |
#ifdef GEN_ETH |
936 |
case NETIO_TYPE_GEN_ETH: |
937 |
if (count != 4) { |
938 |
vm_error(router->vm, |
939 |
"invalid number of arguments for Generic Eth NIO '%s'\n", |
940 |
str); |
941 |
goto done; |
942 |
} |
943 |
|
944 |
nio = netio_desc_create_geneth(nio_name,tokens[3]); |
945 |
break; |
946 |
#endif |
947 |
|
948 |
default: |
949 |
vm_error(router->vm,"unknown NETIO type '%s'\n",tokens[2]); |
950 |
goto done; |
951 |
} |
952 |
|
953 |
if (!nio) { |
954 |
vm_error(router->vm,"unable to create NETIO " |
955 |
"descriptor for NM slot %u\n",nm_bay); |
956 |
goto done; |
957 |
} |
958 |
|
959 |
if (c3745_nm_add_nio_binding(router,nm_bay,port_id,nio_name) == -1) { |
960 |
vm_error(router->vm,"unable to add NETIO binding for slot %u\n",nm_bay); |
961 |
netio_release(nio_name); |
962 |
netio_delete(nio_name); |
963 |
goto done; |
964 |
} |
965 |
|
966 |
netio_release(nio_name); |
967 |
res = 0; |
968 |
|
969 |
done: |
970 |
/* The complete array was cleaned by strsplit */ |
971 |
for(i=0;i<NM_DESC_MAX_TOKENS;i++) |
972 |
free(tokens[i]); |
973 |
|
974 |
return(res); |
975 |
} |
976 |
|
977 |
/* Show the list of available NM drivers */ |
978 |
void c3745_nm_show_drivers(void) |
979 |
{ |
980 |
int i; |
981 |
|
982 |
printf("Available C3745 Network Module drivers:\n"); |
983 |
|
984 |
for(i=0;nm_drivers[i];i++) { |
985 |
printf(" * %s %s\n", |
986 |
nm_drivers[i]->dev_type, |
987 |
!nm_drivers[i]->supported ? "(NOT WORKING)" : ""); |
988 |
} |
989 |
|
990 |
printf("\n"); |
991 |
} |
992 |
|
993 |
/* Set the base MAC address of the chassis */ |
994 |
static int c3745_burn_mac_addr(c3745_t *router,n_eth_addr_t *addr) |
995 |
{ |
996 |
m_uint8_t eeprom_ver; |
997 |
size_t offset; |
998 |
|
999 |
/* Read EEPROM format version */ |
1000 |
cisco_eeprom_get_byte(&router->sys_eeprom[2],0,&eeprom_ver); |
1001 |
|
1002 |
switch(eeprom_ver) { |
1003 |
case 0: |
1004 |
cisco_eeprom_set_region(&router->sys_eeprom[2],2, |
1005 |
addr->eth_addr_byte,6); |
1006 |
break; |
1007 |
|
1008 |
case 4: |
1009 |
if (!cisco_eeprom_v4_find_field(&router->sys_eeprom[2], |
1010 |
0xC3,&offset)) { |
1011 |
cisco_eeprom_set_region(&router->sys_eeprom[2],offset, |
1012 |
addr->eth_addr_byte,6); |
1013 |
} |
1014 |
break; |
1015 |
|
1016 |
default: |
1017 |
vm_error(router->vm,"c3745_burn_mac_addr: unable to handle " |
1018 |
"EEPROM version %u\n",eeprom_ver); |
1019 |
return(-1); |
1020 |
} |
1021 |
|
1022 |
return(0); |
1023 |
} |
1024 |
|
1025 |
/* Set chassis MAC address */ |
1026 |
int c3745_chassis_set_mac_addr(c3745_t *router,char *mac_addr) |
1027 |
{ |
1028 |
if (parse_mac_addr(&router->mac_addr,mac_addr) == -1) { |
1029 |
vm_error(router->vm,"unable to parse MAC address '%s'.\n",mac_addr); |
1030 |
return(-1); |
1031 |
} |
1032 |
|
1033 |
/* Set the chassis base MAC address */ |
1034 |
c3745_burn_mac_addr(router,&router->mac_addr); |
1035 |
return(0); |
1036 |
} |
1037 |
|
1038 |
/* Create the two main PCI busses for a GT64120 based system */ |
1039 |
static int c3745_init_gt96100(c3745_t *router) |
1040 |
{ |
1041 |
vm_instance_t *vm = router->vm; |
1042 |
|
1043 |
vm->pci_bus[0] = pci_bus_create("PCI bus #0",0); |
1044 |
vm->pci_bus[1] = pci_bus_create("PCI bus #1",0); |
1045 |
|
1046 |
if (!vm->pci_bus[0] || !vm->pci_bus[1]) { |
1047 |
vm_error(router->vm,"unable to create PCI data.\n"); |
1048 |
return(-1); |
1049 |
} |
1050 |
|
1051 |
return(dev_gt96100_init(vm,"gt96100",C3745_GT96K_ADDR,0x200000, |
1052 |
C3745_GT96K_IRQ,C3745_NETIO_IRQ)); |
1053 |
} |
1054 |
|
1055 |
/* Initialize a Cisco 3745 */ |
1056 |
static int c3745_init(c3745_t *router) |
1057 |
{ |
1058 |
vm_instance_t *vm = router->vm; |
1059 |
char bus_name[128]; |
1060 |
int i; |
1061 |
|
1062 |
/* Set the processor type: R7000 */ |
1063 |
mips64_set_prid(CPU_MIPS64(vm->boot_cpu),MIPS_PRID_R7000); |
1064 |
|
1065 |
/* Initialize the Galileo GT-96100 PCI controller */ |
1066 |
if (c3745_init_gt96100(router) == -1) |
1067 |
return(-1); |
1068 |
|
1069 |
/* Create the NM PCI busses for slots 1-4 */ |
1070 |
for(i=1;i<=4;i++) { |
1071 |
snprintf(bus_name,sizeof(bus_name),"NM Slot %d",i); |
1072 |
vm->pci_bus_pool[i] = pci_bus_create(bus_name,-1); |
1073 |
|
1074 |
/* Map the NM PCI bus */ |
1075 |
router->nm_bay[i].pci_map = vm->pci_bus_pool[i]; |
1076 |
|
1077 |
/* Create the PCI bridge */ |
1078 |
dev_ti2050b_init(vm->pci_bus[1],i,router->nm_bay[i].pci_map); |
1079 |
} |
1080 |
|
1081 |
vm->elf_machine_id = C3745_ELF_MACHINE_ID; |
1082 |
return(0); |
1083 |
} |
1084 |
|
1085 |
/* Show C3745 hardware info */ |
1086 |
void c3745_show_hardware(c3745_t *router) |
1087 |
{ |
1088 |
vm_instance_t *vm = router->vm; |
1089 |
|
1090 |
printf("C3745 instance '%s' (id %d):\n",vm->name,vm->instance_id); |
1091 |
|
1092 |
printf(" VM Status : %d\n",vm->status); |
1093 |
printf(" RAM size : %u Mb\n",vm->ram_size); |
1094 |
printf(" NVRAM size : %u Kb\n",vm->nvram_size); |
1095 |
printf(" IOS image : %s\n\n",vm->ios_image); |
1096 |
|
1097 |
if (vm->debug_level > 0) { |
1098 |
dev_show_list(vm); |
1099 |
pci_dev_show_list(vm->pci_bus[0]); |
1100 |
pci_dev_show_list(vm->pci_bus[1]); |
1101 |
printf("\n"); |
1102 |
} |
1103 |
} |
1104 |
|
1105 |
/* Initialize default parameters for a C3745 */ |
1106 |
void c3745_init_defaults(c3745_t *router) |
1107 |
{ |
1108 |
vm_instance_t *vm = router->vm; |
1109 |
n_eth_addr_t *m; |
1110 |
m_uint16_t pid; |
1111 |
|
1112 |
pid = (m_uint16_t)getpid(); |
1113 |
|
1114 |
/* Generate a chassis MAC address based on the instance ID */ |
1115 |
m = &router->mac_addr; |
1116 |
m->eth_addr_byte[0] = vm_get_mac_addr_msb(vm); |
1117 |
m->eth_addr_byte[1] = vm->instance_id & 0xFF; |
1118 |
m->eth_addr_byte[2] = pid >> 8; |
1119 |
m->eth_addr_byte[3] = pid & 0xFF; |
1120 |
m->eth_addr_byte[4] = 0x00; |
1121 |
m->eth_addr_byte[5] = 0x00; |
1122 |
|
1123 |
c3745_init_eeprom_groups(router); |
1124 |
cisco_eeprom_copy(&router->sys_eeprom[0],&eeprom_c3745_motherboard); |
1125 |
cisco_eeprom_copy(&router->sys_eeprom[1],&eeprom_c3745_ioboard); |
1126 |
cisco_eeprom_copy(&router->sys_eeprom[2],&eeprom_c3745_midplane); |
1127 |
|
1128 |
c3745_burn_mac_addr(router,&router->mac_addr); |
1129 |
|
1130 |
vm->ram_mmap = C3745_DEFAULT_RAM_MMAP; |
1131 |
vm->ram_size = C3745_DEFAULT_RAM_SIZE; |
1132 |
vm->rom_size = C3745_DEFAULT_ROM_SIZE; |
1133 |
vm->nvram_size = C3745_DEFAULT_NVRAM_SIZE; |
1134 |
vm->conf_reg_setup = C3745_DEFAULT_CONF_REG; |
1135 |
vm->clock_divisor = C3745_DEFAULT_CLOCK_DIV; |
1136 |
vm->nvram_rom_space = C3745_NVRAM_ROM_RES_SIZE; |
1137 |
router->nm_iomem_size = C3745_DEFAULT_IOMEM_SIZE; |
1138 |
|
1139 |
vm->pcmcia_disk_size[0] = C3745_DEFAULT_DISK0_SIZE; |
1140 |
vm->pcmcia_disk_size[1] = C3745_DEFAULT_DISK1_SIZE; |
1141 |
|
1142 |
/* Enable NVRAM operations to load/store configs */ |
1143 |
vm->nvram_extract_config = c3745_nvram_extract_config; |
1144 |
vm->nvram_push_config = c3745_nvram_push_config; |
1145 |
} |
1146 |
|
1147 |
/* Initialize the C3745 Platform */ |
1148 |
int c3745_init_platform(c3745_t *router) |
1149 |
{ |
1150 |
vm_instance_t *vm = router->vm; |
1151 |
struct c3745_nm_bay *nm_bay; |
1152 |
cpu_mips_t *cpu; |
1153 |
cpu_gen_t *gen; |
1154 |
vm_obj_t *obj; |
1155 |
int i; |
1156 |
|
1157 |
/* Copy config register setup into "active" config register */ |
1158 |
vm->conf_reg = vm->conf_reg_setup; |
1159 |
|
1160 |
/* Create Console and AUX ports */ |
1161 |
vm_init_vtty(vm); |
1162 |
|
1163 |
/* Create a CPU group */ |
1164 |
vm->cpu_group = cpu_group_create("System CPU"); |
1165 |
|
1166 |
/* Initialize the virtual MIPS processor */ |
1167 |
if (!(gen = cpu_create(vm,CPU_TYPE_MIPS64,0))) { |
1168 |
vm_error(vm,"unable to create CPU!\n"); |
1169 |
return(-1); |
1170 |
} |
1171 |
|
1172 |
cpu = CPU_MIPS64(gen); |
1173 |
|
1174 |
/* Add this CPU to the system CPU group */ |
1175 |
cpu_group_add(vm->cpu_group,gen); |
1176 |
vm->boot_cpu = gen; |
1177 |
|
1178 |
/* Initialize the IRQ routing vectors */ |
1179 |
vm->set_irq = mips64_vm_set_irq; |
1180 |
vm->clear_irq = mips64_vm_clear_irq; |
1181 |
|
1182 |
/* Mark the Network IO interrupt as high priority */ |
1183 |
cpu->irq_idle_preempt[C3745_NETIO_IRQ] = TRUE; |
1184 |
cpu->irq_idle_preempt[C3745_GT96K_IRQ] = TRUE; |
1185 |
cpu->irq_idle_preempt[C3745_DUART_IRQ] = TRUE; |
1186 |
|
1187 |
/* Copy some parameters from VM to CPU (idle PC, ...) */ |
1188 |
cpu->idle_pc = vm->idle_pc; |
1189 |
|
1190 |
if (vm->timer_irq_check_itv) |
1191 |
cpu->timer_irq_check_itv = vm->timer_irq_check_itv; |
1192 |
|
1193 |
/* Remote emulator control */ |
1194 |
dev_remote_control_init(vm,0x16000000,0x1000); |
1195 |
|
1196 |
/* Specific Storage Area (SSA) */ |
1197 |
dev_ram_init(vm,"ssa",TRUE,FALSE,NULL,FALSE,0x16001000ULL,0x7000); |
1198 |
|
1199 |
/* IO FPGA */ |
1200 |
if (dev_c3745_iofpga_init(router,C3745_IOFPGA_ADDR,0x200000) == -1) |
1201 |
return(-1); |
1202 |
|
1203 |
#if 0 |
1204 |
/* PCI IO space */ |
1205 |
if (!(vm->pci_io_space = pci_io_data_init(vm,C3745_PCI_IO_ADDR))) |
1206 |
return(-1); |
1207 |
#endif |
1208 |
|
1209 |
/* Initialize the chassis */ |
1210 |
if (c3745_init(router) == -1) |
1211 |
return(-1); |
1212 |
|
1213 |
/* Initialize RAM */ |
1214 |
vm_ram_init(vm,0x00000000ULL); |
1215 |
|
1216 |
/* Initialize ROM (as a Flash) */ |
1217 |
if (!(obj = dev_flash_init(vm,"rom",C3745_ROM_ADDR,vm->rom_size*1048576))) |
1218 |
return(-1); |
1219 |
|
1220 |
dev_flash_copy_data(obj,0,mips64_microcode,mips64_microcode_len); |
1221 |
c3745_nvram_check_empty_config(vm); |
1222 |
|
1223 |
/* Initialize the NS16552 DUART */ |
1224 |
dev_ns16552_init(vm,C3745_DUART_ADDR,0x1000,3,C3745_DUART_IRQ, |
1225 |
vm->vtty_con,vm->vtty_aux); |
1226 |
|
1227 |
/* PCMCIA Slot 0 */ |
1228 |
dev_pcmcia_disk_init(vm,"slot0",C3745_SLOT0_ADDR,0x200000, |
1229 |
vm->pcmcia_disk_size[0],1); |
1230 |
|
1231 |
/* PCMCIA Slot 1 */ |
1232 |
dev_pcmcia_disk_init(vm,"slot1",C3745_SLOT1_ADDR,0x200000, |
1233 |
vm->pcmcia_disk_size[1],1); |
1234 |
|
1235 |
/* The GT96100 system controller has 2 integrated FastEthernet ports */ |
1236 |
c3745_nm_add_binding(router,"GT96100-FE",0); |
1237 |
|
1238 |
/* Initialize Network Modules */ |
1239 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
1240 |
nm_bay = &router->nm_bay[i]; |
1241 |
|
1242 |
if (!nm_bay->dev_type) |
1243 |
continue; |
1244 |
|
1245 |
if (c3745_nm_init(router,i) == -1) { |
1246 |
vm_error(vm,"unable to create Network Module \"%s\"\n", |
1247 |
nm_bay->dev_type); |
1248 |
return(-1); |
1249 |
} |
1250 |
} |
1251 |
|
1252 |
/* Show device list */ |
1253 |
c3745_show_hardware(router); |
1254 |
return(0); |
1255 |
} |
1256 |
|
1257 |
/* Boot the IOS image */ |
1258 |
int c3745_boot_ios(c3745_t *router) |
1259 |
{ |
1260 |
vm_instance_t *vm = router->vm; |
1261 |
cpu_mips_t *cpu; |
1262 |
|
1263 |
if (!vm->boot_cpu) |
1264 |
return(-1); |
1265 |
|
1266 |
/* Suspend CPU activity since we will restart directly from ROM */ |
1267 |
vm_suspend(vm); |
1268 |
|
1269 |
/* Check that CPU activity is really suspended */ |
1270 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
1271 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
1272 |
return(-1); |
1273 |
} |
1274 |
|
1275 |
/* Reset the boot CPU */ |
1276 |
cpu = CPU_MIPS64(vm->boot_cpu); |
1277 |
mips64_reset(cpu); |
1278 |
|
1279 |
/* Load IOS image */ |
1280 |
if (mips64_load_elf_image(cpu,vm->ios_image, |
1281 |
(vm->ghost_status == VM_GHOST_RAM_USE), |
1282 |
&vm->ios_entry_point) < 0) |
1283 |
{ |
1284 |
vm_error(vm,"failed to load Cisco IOS image '%s'.\n",vm->ios_image); |
1285 |
return(-1); |
1286 |
} |
1287 |
|
1288 |
/* Launch the simulation */ |
1289 |
printf("\nC3745 '%s': starting simulation (CPU0 PC=0x%llx), " |
1290 |
"JIT %sabled.\n", |
1291 |
vm->name,cpu->pc,vm->jit_use ? "en":"dis"); |
1292 |
|
1293 |
vm_log(vm,"C3745_BOOT", |
1294 |
"starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n", |
1295 |
cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off"); |
1296 |
|
1297 |
/* Start main CPU */ |
1298 |
if (vm->ghost_status != VM_GHOST_RAM_GENERATE) { |
1299 |
vm->status = VM_STATUS_RUNNING; |
1300 |
cpu_start(vm->boot_cpu); |
1301 |
} else { |
1302 |
vm->status = VM_STATUS_SHUTDOWN; |
1303 |
} |
1304 |
return(0); |
1305 |
} |
1306 |
|
1307 |
/* Initialize a Cisco 3745 instance */ |
1308 |
int c3745_init_instance(c3745_t *router) |
1309 |
{ |
1310 |
vm_instance_t *vm = router->vm; |
1311 |
m_uint32_t rom_entry_point; |
1312 |
cpu_mips_t *cpu0; |
1313 |
|
1314 |
if (!vm->ios_image) { |
1315 |
vm_error(vm,"no Cisco IOS image defined."); |
1316 |
return(-1); |
1317 |
} |
1318 |
|
1319 |
/* Initialize the C3745 platform */ |
1320 |
if (c3745_init_platform(router) == -1) { |
1321 |
vm_error(vm,"unable to initialize the platform hardware.\n"); |
1322 |
return(-1); |
1323 |
} |
1324 |
|
1325 |
/* Load IOS configuration file */ |
1326 |
if (vm->ios_config != NULL) { |
1327 |
vm_nvram_push_config(vm,vm->ios_config); |
1328 |
vm->conf_reg &= ~0x40; |
1329 |
} |
1330 |
|
1331 |
/* Load ROM (ELF image or embedded) */ |
1332 |
cpu0 = CPU_MIPS64(vm->boot_cpu); |
1333 |
rom_entry_point = (m_uint32_t)MIPS_ROM_PC; |
1334 |
|
1335 |
if ((vm->rom_filename != NULL) && |
1336 |
(mips64_load_elf_image(cpu0,vm->rom_filename,0,&rom_entry_point) < 0)) |
1337 |
{ |
1338 |
vm_error(vm,"unable to load alternate ROM '%s', " |
1339 |
"fallback to embedded ROM.\n\n",vm->rom_filename); |
1340 |
vm->rom_filename = NULL; |
1341 |
} |
1342 |
|
1343 |
/* Load symbol file */ |
1344 |
if (vm->sym_filename) { |
1345 |
mips64_sym_load_file(cpu0,vm->sym_filename); |
1346 |
cpu0->sym_trace = 1; |
1347 |
} |
1348 |
|
1349 |
return(c3745_boot_ios(router)); |
1350 |
} |
1351 |
|
1352 |
/* Stop a Cisco 3745 instance */ |
1353 |
int c3745_stop_instance(c3745_t *router) |
1354 |
{ |
1355 |
vm_instance_t *vm = router->vm; |
1356 |
|
1357 |
printf("\nC3745 '%s': stopping simulation.\n",vm->name); |
1358 |
vm_log(vm,"C3745_STOP","stopping simulation.\n"); |
1359 |
|
1360 |
/* Stop all CPUs */ |
1361 |
if (vm->cpu_group != NULL) { |
1362 |
vm_stop(vm); |
1363 |
|
1364 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
1365 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
1366 |
return(-1); |
1367 |
} |
1368 |
} |
1369 |
|
1370 |
/* Free resources that were used during execution to emulate hardware */ |
1371 |
c3745_nm_shutdown_all(router); |
1372 |
vm_hardware_shutdown(vm); |
1373 |
return(0); |
1374 |
} |