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_c3745_iofpga.h" |
26 |
#include "dev_vtty.h" |
27 |
#include "registry.h" |
28 |
|
29 |
/* ======================================================================== */ |
30 |
/* EEPROM definitions */ |
31 |
/* ======================================================================== */ |
32 |
|
33 |
/* Cisco 3745 motherboard EEPROM */ |
34 |
static m_uint16_t eeprom_c3745_motherboard_data[] = { |
35 |
0x04FF, 0xC18B, 0x5858, 0x5858, 0x5858, 0x5858, 0x5858, 0x5809, |
36 |
0x6940, 0x02F7, 0xC046, 0x0320, 0x003E, 0x3E03, 0x4241, 0x3085, |
37 |
0x1C12, 0x4004, 0x80FF, 0xFFFF, 0xFFC4, 0x08FF, 0xFFFF, 0xFFFF, |
38 |
0xFFFF, 0xFF81, 0x0000, 0x0000, 0x0400, 0x0300, 0xC508, 0xFFFF, |
39 |
0xFFFF, 0xFFFF, 0xFFFF, 0x4102, 0x0002, 0x04C2, 0x8B58, 0x5858, |
40 |
0x5858, 0x5858, 0x5858, 0x5858, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
41 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
42 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
43 |
}; |
44 |
|
45 |
struct cisco_eeprom eeprom_c3745_motherboard = { |
46 |
"C3745 Motherboard", |
47 |
eeprom_c3745_motherboard_data, |
48 |
sizeof(eeprom_c3745_motherboard_data)/2, |
49 |
}; |
50 |
|
51 |
/* Cisco 3745 I/O board EEPROM */ |
52 |
static m_uint16_t eeprom_c3745_ioboard_data[] = { |
53 |
0x04FF, 0x4002, 0xF841, 0x0200, 0xC046, 0x0320, 0x0038, 0x7E01, |
54 |
0x4242, 0x3080, 0x0000, 0x0000, 0x0203, 0xC18B, 0x5858, 0x5858, |
55 |
0x5858, 0x5858, 0x5858, 0x5803, 0x0081, 0x0000, 0x0000, 0x0400, |
56 |
0xC809, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFC2, 0x8B58, 0x5858, |
57 |
0x5858, 0x5858, 0x5858, 0x5858, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
58 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
59 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
60 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
61 |
}; |
62 |
|
63 |
struct cisco_eeprom eeprom_c3745_ioboard = { |
64 |
"C3745 I/O board", |
65 |
eeprom_c3745_ioboard_data, |
66 |
sizeof(eeprom_c3745_ioboard_data)/2, |
67 |
}; |
68 |
|
69 |
/* Cisco 3745 midplane EEPROM */ |
70 |
static m_uint16_t eeprom_c3745_midplane_data[] = { |
71 |
0x04FF, 0x4003, 0x3E41, 0x0200, 0xC046, 0x0320, 0x0030, 0x0101, |
72 |
0x4241, 0x3080, 0x0000, 0x0000, 0x0205, 0xC18B, 0x5858, 0x5858, |
73 |
0x5858, 0x5858, 0x5858, 0x5803, 0x0081, 0x0000, 0x0000, 0x0400, |
74 |
0xC809, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFC3, 0x0600, 0x0DED, |
75 |
0xCD7D, 0x8043, 0x0050, 0xC28B, 0x5858, 0x5858, 0x5858, 0x5858, |
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0x5858, 0x58FF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
77 |
0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
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0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, |
79 |
}; |
80 |
|
81 |
struct cisco_eeprom eeprom_c3745_midplane = { |
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"C3745 Midplane", |
83 |
eeprom_c3745_midplane_data, |
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sizeof(eeprom_c3745_midplane_data)/2, |
85 |
}; |
86 |
|
87 |
|
88 |
/* ======================================================================== */ |
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/* Network Module Drivers */ |
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/* ======================================================================== */ |
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static struct c3745_nm_driver *nm_drivers[] = { |
92 |
&dev_c3745_nm_1fe_tx_driver, |
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&dev_c3745_nm_16esw_driver, |
94 |
&dev_c3745_gt96100_fe_driver, |
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&dev_c3745_nm_4t_driver, |
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NULL, |
97 |
}; |
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|
99 |
/* ======================================================================== */ |
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/* Cisco 3745 router instances */ |
101 |
/* ======================================================================== */ |
102 |
|
103 |
/* Directly extract the configuration from the NVRAM device */ |
104 |
ssize_t c3745_nvram_extract_config(vm_instance_t *vm,char **buffer) |
105 |
{ |
106 |
u_char *base_ptr,*ios_ptr,*cfg_ptr,*end_ptr; |
107 |
m_uint32_t start,nvlen; |
108 |
m_uint16_t magic1,magic2; |
109 |
struct vdevice *nvram_dev; |
110 |
off_t nvram_size; |
111 |
int fd; |
112 |
|
113 |
if ((nvram_dev = dev_get_by_name(vm,"rom"))) |
114 |
dev_sync(nvram_dev); |
115 |
|
116 |
fd = vm_mmap_open_file(vm,"rom",&base_ptr,&nvram_size); |
117 |
|
118 |
if (fd == -1) |
119 |
return(-1); |
120 |
|
121 |
ios_ptr = base_ptr + C3745_NVRAM_OFFSET; |
122 |
end_ptr = base_ptr + nvram_size; |
123 |
|
124 |
if ((ios_ptr + 0x30) >= end_ptr) { |
125 |
vm_error(vm,"NVRAM file too small\n"); |
126 |
return(-1); |
127 |
} |
128 |
|
129 |
magic1 = ntohs(*PTR_ADJUST(m_uint16_t *,ios_ptr,0x06)); |
130 |
magic2 = ntohs(*PTR_ADJUST(m_uint16_t *,ios_ptr,0x08)); |
131 |
|
132 |
if ((magic1 != 0xF0A5) || (magic2 != 0xABCD)) { |
133 |
vm_error(vm,"unable to find IOS magic numbers (0x%x,0x%x)!\n", |
134 |
magic1,magic2); |
135 |
return(-1); |
136 |
} |
137 |
|
138 |
start = ntohl(*PTR_ADJUST(m_uint32_t *,ios_ptr,0x10)) + 1; |
139 |
nvlen = ntohl(*PTR_ADJUST(m_uint32_t *,ios_ptr,0x18)); |
140 |
|
141 |
if (!(*buffer = malloc(nvlen+1))) { |
142 |
vm_error(vm,"unable to allocate config buffer (%u bytes)\n",nvlen); |
143 |
return(-1); |
144 |
} |
145 |
|
146 |
cfg_ptr = ios_ptr + start + 0x08; |
147 |
|
148 |
if ((cfg_ptr + nvlen) > end_ptr) { |
149 |
vm_error(vm,"NVRAM file too small\n"); |
150 |
return(-1); |
151 |
} |
152 |
|
153 |
memcpy(*buffer,cfg_ptr,nvlen-1); |
154 |
(*buffer)[nvlen-1] = 0; |
155 |
return(nvlen-1); |
156 |
} |
157 |
|
158 |
static int c3745_nvram_push_config_part(vm_instance_t *vm, |
159 |
char *buffer,size_t len, |
160 |
u_char *ios_ptr) |
161 |
{ |
162 |
m_uint32_t cfg_offset,cklen,tmp; |
163 |
m_uint16_t cksum; |
164 |
u_char *cfg_ptr; |
165 |
|
166 |
cfg_offset = 0x2c; |
167 |
cfg_ptr = ios_ptr + cfg_offset; |
168 |
|
169 |
/* Write IOS tag, uncompressed config... */ |
170 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x06) = htons(0xF0A5); |
171 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x08) = htons(0xABCD); |
172 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0a) = htons(0x0001); |
173 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0c) = htons(0x0000); |
174 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0e) = htons(0x0c04); |
175 |
|
176 |
/* Store file contents to NVRAM */ |
177 |
memcpy(cfg_ptr,buffer,len); |
178 |
|
179 |
/* Write config addresses + size */ |
180 |
tmp = cfg_offset - 0x08; |
181 |
|
182 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x10) = htonl(tmp); |
183 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x14) = htonl(tmp + len); |
184 |
*PTR_ADJUST(m_uint32_t *,ios_ptr,0x18) = htonl(len); |
185 |
|
186 |
/* Compute the checksum */ |
187 |
cklen = C3745_NVRAM_SIZE - 0x08; |
188 |
cksum = nvram_cksum((m_uint16_t *)(ios_ptr+0x08),cklen); |
189 |
*PTR_ADJUST(m_uint16_t *,ios_ptr,0x0c) = htons(cksum); |
190 |
return(0); |
191 |
} |
192 |
|
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/* Directly push the IOS configuration to the NVRAM device */ |
194 |
int c3745_nvram_push_config(vm_instance_t *vm,char *buffer,size_t len) |
195 |
{ |
196 |
u_char *base_ptr,*ios_ptr; |
197 |
int fd; |
198 |
|
199 |
fd = vm_mmap_create_file(vm,"rom",vm->rom_size*1048576,&base_ptr); |
200 |
|
201 |
if (fd == -1) |
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return(-1); |
203 |
|
204 |
ios_ptr = base_ptr + C3745_NVRAM_OFFSET; |
205 |
|
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/* Normal config */ |
207 |
c3745_nvram_push_config_part(vm,buffer,len,ios_ptr); |
208 |
|
209 |
/* Backup config */ |
210 |
c3745_nvram_push_config_part(vm,buffer,len,ios_ptr + C3745_NVRAM_SIZE); |
211 |
|
212 |
vm_mmap_close_file(fd,base_ptr,vm->rom_size*1048576); |
213 |
return(0); |
214 |
} |
215 |
|
216 |
/* Check for empty config */ |
217 |
int c3745_nvram_check_empty_config(vm_instance_t *vm) |
218 |
{ |
219 |
struct vdevice *rom_dev; |
220 |
m_uint64_t addr; |
221 |
size_t len; |
222 |
|
223 |
if (!(rom_dev = dev_get_by_name(vm,"rom"))) |
224 |
return(-1); |
225 |
|
226 |
addr = rom_dev->phys_addr + C3745_NVRAM_OFFSET; |
227 |
len = C3745_NVRAM_SIZE; |
228 |
|
229 |
while(len > 0) { |
230 |
if (physmem_copy_u32_from_vm(vm,addr) != 0) |
231 |
return(0); |
232 |
|
233 |
addr += sizeof(m_uint32_t); |
234 |
len -= sizeof(m_uint32_t); |
235 |
} |
236 |
|
237 |
/* Empty NVRAM */ |
238 |
vm->conf_reg |= 0x0040; |
239 |
printf("NVRAM is empty, setting config register to 0x%x\n",vm->conf_reg); |
240 |
return(0); |
241 |
} |
242 |
|
243 |
/* Create a new router instance */ |
244 |
c3745_t *c3745_create_instance(char *name,int instance_id) |
245 |
{ |
246 |
c3745_t *router; |
247 |
|
248 |
if (!(router = malloc(sizeof(*router)))) { |
249 |
fprintf(stderr,"C3745 '%s': Unable to create new instance!\n",name); |
250 |
return NULL; |
251 |
} |
252 |
|
253 |
memset(router,0,sizeof(*router)); |
254 |
|
255 |
if (!(router->vm = vm_create(name,instance_id,VM_TYPE_C3745))) { |
256 |
fprintf(stderr,"C3745 '%s': unable to create VM instance!\n",name); |
257 |
goto err_vm; |
258 |
} |
259 |
|
260 |
c3745_init_defaults(router); |
261 |
router->vm->hw_data = router; |
262 |
return router; |
263 |
|
264 |
err_vm: |
265 |
free(router); |
266 |
return NULL; |
267 |
} |
268 |
|
269 |
/* Free resources used by a router instance */ |
270 |
static int c3745_free_instance(void *data,void *arg) |
271 |
{ |
272 |
vm_instance_t *vm = data; |
273 |
c3745_t *router; |
274 |
int i; |
275 |
|
276 |
if (vm->type == VM_TYPE_C3745) { |
277 |
router = VM_C3745(vm); |
278 |
|
279 |
/* Stop all CPUs */ |
280 |
if (vm->cpu_group != NULL) { |
281 |
vm_stop(vm); |
282 |
|
283 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
284 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
285 |
return(FALSE); |
286 |
} |
287 |
} |
288 |
|
289 |
/* Remove NIO bindings */ |
290 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) |
291 |
c3745_nm_remove_all_nio_bindings(router,i); |
292 |
|
293 |
/* Shutdown all Network Modules */ |
294 |
c3745_nm_shutdown_all(router); |
295 |
|
296 |
/* Free mainboard EEPROM */ |
297 |
for(i=0;i<3;i++) |
298 |
cisco_eeprom_free(&router->sys_eeprom[i]); |
299 |
|
300 |
/* Free all resources used by VM */ |
301 |
vm_free(vm); |
302 |
|
303 |
/* Free the router structure */ |
304 |
free(router); |
305 |
return(TRUE); |
306 |
} |
307 |
|
308 |
return(FALSE); |
309 |
} |
310 |
|
311 |
/* Delete a router instance */ |
312 |
int c3745_delete_instance(char *name) |
313 |
{ |
314 |
return(registry_delete_if_unused(name,OBJ_TYPE_VM, |
315 |
c3745_free_instance,NULL)); |
316 |
} |
317 |
|
318 |
/* Delete all router instances */ |
319 |
int c3745_delete_all_instances(void) |
320 |
{ |
321 |
return(registry_delete_type(OBJ_TYPE_VM,c3745_free_instance,NULL)); |
322 |
} |
323 |
|
324 |
/* Save configuration of a C3745 instance */ |
325 |
void c3745_save_config(c3745_t *router,FILE *fd) |
326 |
{ |
327 |
vm_instance_t *vm = router->vm; |
328 |
struct c3745_nio_binding *nb; |
329 |
struct c3745_nm_bay *bay; |
330 |
int i; |
331 |
|
332 |
/* General settings */ |
333 |
fprintf(fd,"c3745 create %s %u\n",vm->name,vm->instance_id); |
334 |
|
335 |
/* VM configuration */ |
336 |
vm_save_config(vm,fd); |
337 |
|
338 |
/* Network Module settings */ |
339 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
340 |
if (!(bay = c3745_nm_get_info(router,i))) |
341 |
continue; |
342 |
|
343 |
if (bay->dev_type) { |
344 |
fprintf(fd,"c3745 add_nm_binding %s %u %s\n", |
345 |
vm->name,i,bay->dev_type); |
346 |
} |
347 |
|
348 |
for(nb=bay->nio_list;nb;nb=nb->next) { |
349 |
fprintf(fd,"c3745 add_nio_binding %s %u %u %s\n", |
350 |
vm->name,i,nb->port_id,nb->nio->name); |
351 |
} |
352 |
} |
353 |
|
354 |
fprintf(fd,"\n"); |
355 |
} |
356 |
|
357 |
/* Save configurations of all C3745 instances */ |
358 |
static void c3745_reg_save_config(registry_entry_t *entry,void *opt,int *err) |
359 |
{ |
360 |
vm_instance_t *vm = entry->data; |
361 |
c3745_t *router = VM_C3745(vm); |
362 |
|
363 |
if (vm->type == VM_TYPE_C3745) |
364 |
c3745_save_config(router,(FILE *)opt); |
365 |
} |
366 |
|
367 |
void c3745_save_config_all(FILE *fd) |
368 |
{ |
369 |
registry_foreach_type(OBJ_TYPE_VM,c3745_reg_save_config,fd,NULL); |
370 |
} |
371 |
|
372 |
/* Get slot/port corresponding to specified network IRQ */ |
373 |
static inline void |
374 |
c3745_net_irq_get_slot_port(u_int irq,u_int *slot,u_int *port) |
375 |
{ |
376 |
irq -= C3745_NETIO_IRQ_BASE; |
377 |
*port = irq & C3745_NETIO_IRQ_PORT_MASK; |
378 |
*slot = irq >> C3745_NETIO_IRQ_PORT_BITS; |
379 |
} |
380 |
|
381 |
/* Get network IRQ for specified slot/port */ |
382 |
u_int c3745_net_irq_for_slot_port(u_int slot,u_int port) |
383 |
{ |
384 |
u_int irq; |
385 |
|
386 |
irq = (slot << C3745_NETIO_IRQ_PORT_BITS) + port; |
387 |
irq += C3745_NETIO_IRQ_BASE; |
388 |
|
389 |
return(irq); |
390 |
} |
391 |
|
392 |
/* Set NM EEPROM definition */ |
393 |
int c3745_nm_set_eeprom(c3745_t *router,u_int nm_bay, |
394 |
const struct cisco_eeprom *eeprom) |
395 |
{ |
396 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) { |
397 |
vm_error(router->vm,"c3745_nm_set_eeprom: invalid NM Bay %u.\n",nm_bay); |
398 |
return(-1); |
399 |
} |
400 |
|
401 |
if (cisco_eeprom_copy(&router->nm_bay[nm_bay].eeprom,eeprom) == -1) { |
402 |
vm_error(router->vm,"c3745_nm_set_eeprom: no memory.\n"); |
403 |
return(-1); |
404 |
} |
405 |
|
406 |
return(0); |
407 |
} |
408 |
|
409 |
/* Unset NM EEPROM definition (empty bay) */ |
410 |
int c3745_nm_unset_eeprom(c3745_t *router,u_int nm_bay) |
411 |
{ |
412 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) { |
413 |
vm_error(router->vm,"c3745_nm_set_eeprom: invalid NM Bay %u.\n",nm_bay); |
414 |
return(-1); |
415 |
} |
416 |
|
417 |
cisco_eeprom_free(&router->nm_bay[nm_bay].eeprom); |
418 |
return(0); |
419 |
} |
420 |
|
421 |
/* Check if a bay has a port adapter */ |
422 |
int c3745_nm_check_eeprom(c3745_t *router,u_int nm_bay) |
423 |
{ |
424 |
if (!nm_bay || (nm_bay >= C3745_MAX_NM_BAYS)) |
425 |
return(FALSE); |
426 |
|
427 |
return(cisco_eeprom_valid(&router->nm_bay[nm_bay].eeprom)); |
428 |
} |
429 |
|
430 |
/* Get bay info */ |
431 |
struct c3745_nm_bay *c3745_nm_get_info(c3745_t *router,u_int nm_bay) |
432 |
{ |
433 |
if (nm_bay >= C3745_MAX_NM_BAYS) |
434 |
return NULL; |
435 |
|
436 |
return(&router->nm_bay[nm_bay]); |
437 |
} |
438 |
|
439 |
/* Get NM type */ |
440 |
char *c3745_nm_get_type(c3745_t *router,u_int nm_bay) |
441 |
{ |
442 |
struct c3745_nm_bay *bay; |
443 |
|
444 |
bay = c3745_nm_get_info(router,nm_bay); |
445 |
return((bay != NULL) ? bay->dev_type : NULL); |
446 |
} |
447 |
|
448 |
/* Get driver info about the specified slot */ |
449 |
void *c3745_nm_get_drvinfo(c3745_t *router,u_int nm_bay) |
450 |
{ |
451 |
struct c3745_nm_bay *bay; |
452 |
|
453 |
bay = c3745_nm_get_info(router,nm_bay); |
454 |
return((bay != NULL) ? bay->drv_info : NULL); |
455 |
} |
456 |
|
457 |
/* Set driver info for the specified slot */ |
458 |
int c3745_nm_set_drvinfo(c3745_t *router,u_int nm_bay,void *drv_info) |
459 |
{ |
460 |
struct c3745_nm_bay *bay; |
461 |
|
462 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
463 |
return(-1); |
464 |
|
465 |
bay->drv_info = drv_info; |
466 |
return(0); |
467 |
} |
468 |
|
469 |
/* Get a NM driver */ |
470 |
static struct c3745_nm_driver *c3745_nm_get_driver(char *dev_type) |
471 |
{ |
472 |
int i; |
473 |
|
474 |
for(i=0;nm_drivers[i];i++) |
475 |
if (!strcmp(nm_drivers[i]->dev_type,dev_type)) |
476 |
return nm_drivers[i]; |
477 |
|
478 |
return NULL; |
479 |
} |
480 |
|
481 |
/* Add a NM binding */ |
482 |
int c3745_nm_add_binding(c3745_t *router,char *dev_type,u_int nm_bay) |
483 |
{ |
484 |
struct c3745_nm_driver *nm_driver; |
485 |
struct c3745_nm_bay *bay; |
486 |
|
487 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
488 |
return(-1); |
489 |
|
490 |
/* check that this bay is empty */ |
491 |
if (bay->dev_type != NULL) { |
492 |
vm_error(router->vm,"a NM already exists in slot %u.\n",nm_bay); |
493 |
return(-1); |
494 |
} |
495 |
|
496 |
/* find the NM driver */ |
497 |
if (!(nm_driver = c3745_nm_get_driver(dev_type))) { |
498 |
vm_error(router->vm,"unknown NM type '%s'.\n",dev_type); |
499 |
return(-1); |
500 |
} |
501 |
|
502 |
bay->dev_type = nm_driver->dev_type; |
503 |
bay->nm_driver = nm_driver; |
504 |
return(0); |
505 |
} |
506 |
|
507 |
/* Remove a NM binding */ |
508 |
int c3745_nm_remove_binding(c3745_t *router,u_int nm_bay) |
509 |
{ |
510 |
struct c3745_nm_bay *bay; |
511 |
|
512 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
513 |
return(-1); |
514 |
|
515 |
/* stop if this bay is still active */ |
516 |
if (bay->drv_info != NULL) { |
517 |
vm_error(router->vm,"slot %u still active.\n",nm_bay); |
518 |
return(-1); |
519 |
} |
520 |
|
521 |
/* check that this bay is not empty */ |
522 |
if (bay->dev_type == NULL) { |
523 |
vm_error(router->vm,"slot %u is empty.\n",nm_bay); |
524 |
return(-1); |
525 |
} |
526 |
|
527 |
/* remove all NIOs bindings */ |
528 |
c3745_nm_remove_all_nio_bindings(router,nm_bay); |
529 |
|
530 |
bay->dev_type = NULL; |
531 |
bay->nm_driver = NULL; |
532 |
return(0); |
533 |
} |
534 |
|
535 |
/* Find a NIO binding */ |
536 |
struct c3745_nio_binding * |
537 |
c3745_nm_find_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id) |
538 |
{ |
539 |
struct c3745_nio_binding *nb; |
540 |
struct c3745_nm_bay *bay; |
541 |
|
542 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
543 |
return NULL; |
544 |
|
545 |
for(nb=bay->nio_list;nb;nb=nb->next) |
546 |
if (nb->port_id == port_id) |
547 |
return nb; |
548 |
|
549 |
return NULL; |
550 |
} |
551 |
|
552 |
/* Add a network IO binding */ |
553 |
int c3745_nm_add_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id, |
554 |
char *nio_name) |
555 |
{ |
556 |
struct c3745_nio_binding *nb; |
557 |
struct c3745_nm_bay *bay; |
558 |
netio_desc_t *nio; |
559 |
|
560 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
561 |
return(-1); |
562 |
|
563 |
/* check that a NIO is not already bound to this port */ |
564 |
if (c3745_nm_find_nio_binding(router,nm_bay,port_id) != NULL) { |
565 |
vm_error(router->vm,"a NIO already exists for interface %u/%u.\n", |
566 |
nm_bay,port_id); |
567 |
return(-1); |
568 |
} |
569 |
|
570 |
/* acquire a reference on the NIO object */ |
571 |
if (!(nio = netio_acquire(nio_name))) { |
572 |
vm_error(router->vm,"unable to find NIO '%s'.\n",nio_name); |
573 |
return(-1); |
574 |
} |
575 |
|
576 |
/* create a new binding */ |
577 |
if (!(nb = malloc(sizeof(*nb)))) { |
578 |
vm_error(router->vm,"unable to create NIO binding " |
579 |
"for interface %u/%u.\n",nm_bay,port_id); |
580 |
netio_release(nio_name); |
581 |
return(-1); |
582 |
} |
583 |
|
584 |
memset(nb,0,sizeof(*nb)); |
585 |
nb->nio = nio; |
586 |
nb->port_id = port_id; |
587 |
nb->next = bay->nio_list; |
588 |
if (nb->next) nb->next->prev = nb; |
589 |
bay->nio_list = nb; |
590 |
return(0); |
591 |
} |
592 |
|
593 |
/* Remove a NIO binding */ |
594 |
int c3745_nm_remove_nio_binding(c3745_t *router,u_int nm_bay,u_int port_id) |
595 |
{ |
596 |
struct c3745_nio_binding *nb; |
597 |
struct c3745_nm_bay *bay; |
598 |
|
599 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
600 |
return(-1); |
601 |
|
602 |
if (!(nb = c3745_nm_find_nio_binding(router,nm_bay,port_id))) |
603 |
return(-1); /* no nio binding for this slot/port */ |
604 |
|
605 |
/* tell the NM driver to stop using this NIO */ |
606 |
if (bay->nm_driver) |
607 |
bay->nm_driver->nm_unset_nio(router,nm_bay,port_id); |
608 |
|
609 |
/* remove this entry from the double linked list */ |
610 |
if (nb->next) |
611 |
nb->next->prev = nb->prev; |
612 |
|
613 |
if (nb->prev) { |
614 |
nb->prev->next = nb->next; |
615 |
} else { |
616 |
bay->nio_list = nb->next; |
617 |
} |
618 |
|
619 |
/* unreference NIO object */ |
620 |
netio_release(nb->nio->name); |
621 |
free(nb); |
622 |
return(0); |
623 |
} |
624 |
|
625 |
/* Remove all NIO bindings for the specified NM */ |
626 |
int c3745_nm_remove_all_nio_bindings(c3745_t *router,u_int nm_bay) |
627 |
{ |
628 |
struct c3745_nio_binding *nb,*next; |
629 |
struct c3745_nm_bay *bay; |
630 |
|
631 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
632 |
return(-1); |
633 |
|
634 |
for(nb=bay->nio_list;nb;nb=next) { |
635 |
next = nb->next; |
636 |
|
637 |
/* tell the NM driver to stop using this NIO */ |
638 |
if (bay->nm_driver) |
639 |
bay->nm_driver->nm_unset_nio(router,nm_bay,nb->port_id); |
640 |
|
641 |
/* unreference NIO object */ |
642 |
netio_release(nb->nio->name); |
643 |
free(nb); |
644 |
} |
645 |
|
646 |
bay->nio_list = NULL; |
647 |
return(0); |
648 |
} |
649 |
|
650 |
/* Enable a Network IO descriptor for a Network Module */ |
651 |
int c3745_nm_enable_nio(c3745_t *router,u_int nm_bay,u_int port_id) |
652 |
{ |
653 |
struct c3745_nio_binding *nb; |
654 |
struct c3745_nm_bay *bay; |
655 |
|
656 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
657 |
return(-1); |
658 |
|
659 |
/* check that we have an NIO binding for this interface */ |
660 |
if (!(nb = c3745_nm_find_nio_binding(router,nm_bay,port_id))) |
661 |
return(-1); |
662 |
|
663 |
/* check that the driver is defined and successfully initialized */ |
664 |
if (!bay->nm_driver || !bay->drv_info) |
665 |
return(-1); |
666 |
|
667 |
return(bay->nm_driver->nm_set_nio(router,nm_bay,port_id,nb->nio)); |
668 |
} |
669 |
|
670 |
/* Disable Network IO descriptor of a Network Module */ |
671 |
int c3745_nm_disable_nio(c3745_t *router,u_int nm_bay,u_int port_id) |
672 |
{ |
673 |
struct c3745_nm_bay *bay; |
674 |
|
675 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
676 |
return(-1); |
677 |
|
678 |
/* check that the driver is defined and successfully initialized */ |
679 |
if (!bay->nm_driver || !bay->drv_info) |
680 |
return(-1); |
681 |
|
682 |
return(bay->nm_driver->nm_unset_nio(router,nm_bay,port_id)); |
683 |
} |
684 |
|
685 |
/* Enable all NIO of the specified NM */ |
686 |
int c3745_nm_enable_all_nio(c3745_t *router,u_int nm_bay) |
687 |
{ |
688 |
struct c3745_nio_binding *nb; |
689 |
struct c3745_nm_bay *bay; |
690 |
|
691 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
692 |
return(-1); |
693 |
|
694 |
/* check that the driver is defined and successfully initialized */ |
695 |
if (!bay->nm_driver || !bay->drv_info) |
696 |
return(-1); |
697 |
|
698 |
for(nb=bay->nio_list;nb;nb=nb->next) |
699 |
bay->nm_driver->nm_set_nio(router,nm_bay,nb->port_id,nb->nio); |
700 |
|
701 |
return(0); |
702 |
} |
703 |
|
704 |
/* Disable all NIO of the specified NM */ |
705 |
int c3745_nm_disable_all_nio(c3745_t *router,u_int nm_bay) |
706 |
{ |
707 |
struct c3745_nio_binding *nb; |
708 |
struct c3745_nm_bay *bay; |
709 |
|
710 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
711 |
return(-1); |
712 |
|
713 |
/* check that the driver is defined and successfully initialized */ |
714 |
if (!bay->nm_driver || !bay->drv_info) |
715 |
return(-1); |
716 |
|
717 |
for(nb=bay->nio_list;nb;nb=nb->next) |
718 |
bay->nm_driver->nm_unset_nio(router,nm_bay,nb->port_id); |
719 |
|
720 |
return(0); |
721 |
} |
722 |
|
723 |
/* Initialize a Network Module */ |
724 |
int c3745_nm_init(c3745_t *router,u_int nm_bay) |
725 |
{ |
726 |
struct c3745_nm_bay *bay; |
727 |
size_t len; |
728 |
|
729 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
730 |
return(-1); |
731 |
|
732 |
/* Check that a device type is defined for this bay */ |
733 |
if (!bay->dev_type || !bay->nm_driver) { |
734 |
vm_error(router->vm,"trying to init empty slot %u.\n",nm_bay); |
735 |
return(-1); |
736 |
} |
737 |
|
738 |
/* Allocate device name */ |
739 |
len = strlen(bay->dev_type) + 10; |
740 |
if (!(bay->dev_name = malloc(len))) { |
741 |
vm_error(router->vm,"unable to allocate device name.\n"); |
742 |
return(-1); |
743 |
} |
744 |
|
745 |
snprintf(bay->dev_name,len,"%s(%u)",bay->dev_type,nm_bay); |
746 |
|
747 |
/* Initialize NM driver */ |
748 |
if (bay->nm_driver->nm_init(router,bay->dev_name,nm_bay) == -1) { |
749 |
vm_error(router->vm,"unable to initialize NM %u.\n",nm_bay); |
750 |
return(-1); |
751 |
} |
752 |
|
753 |
/* Enable all NIO */ |
754 |
c3745_nm_enable_all_nio(router,nm_bay); |
755 |
return(0); |
756 |
} |
757 |
|
758 |
/* Shutdown a Network Module */ |
759 |
int c3745_nm_shutdown(c3745_t *router,u_int nm_bay) |
760 |
{ |
761 |
struct c3745_nm_bay *bay; |
762 |
|
763 |
if (!(bay = c3745_nm_get_info(router,nm_bay))) |
764 |
return(-1); |
765 |
|
766 |
/* Check that a device type is defined for this bay */ |
767 |
if (!bay->dev_type || !bay->nm_driver) { |
768 |
vm_error(router->vm,"trying to shut down empty slot %u.\n",nm_bay); |
769 |
return(-1); |
770 |
} |
771 |
|
772 |
/* Disable all NIO */ |
773 |
c3745_nm_disable_all_nio(router,nm_bay); |
774 |
|
775 |
/* Shutdown the NM driver */ |
776 |
if (bay->drv_info && (bay->nm_driver->nm_shutdown(router,nm_bay) == -1)) { |
777 |
vm_error(router->vm,"unable to shutdown NM %u.\n",nm_bay); |
778 |
return(-1); |
779 |
} |
780 |
|
781 |
free(bay->dev_name); |
782 |
bay->dev_name = NULL; |
783 |
bay->drv_info = NULL; |
784 |
return(0); |
785 |
} |
786 |
|
787 |
/* Shutdown all NM of a router */ |
788 |
int c3745_nm_shutdown_all(c3745_t *router) |
789 |
{ |
790 |
int i; |
791 |
|
792 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
793 |
if (!router->nm_bay[i].dev_type) |
794 |
continue; |
795 |
|
796 |
c3745_nm_shutdown(router,i); |
797 |
} |
798 |
|
799 |
return(0); |
800 |
} |
801 |
|
802 |
/* Show info about all NMs */ |
803 |
int c3745_nm_show_all_info(c3745_t *router) |
804 |
{ |
805 |
struct c3745_nm_bay *bay; |
806 |
int i; |
807 |
|
808 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
809 |
if (!(bay = c3745_nm_get_info(router,i)) || !bay->nm_driver) |
810 |
continue; |
811 |
|
812 |
if (bay->nm_driver->nm_show_info != NULL) |
813 |
bay->nm_driver->nm_show_info(router,i); |
814 |
} |
815 |
|
816 |
return(0); |
817 |
} |
818 |
|
819 |
/* Maximum number of tokens in a NM description */ |
820 |
#define NM_DESC_MAX_TOKENS 8 |
821 |
|
822 |
/* Create a Network Module (command line) */ |
823 |
int c3745_cmd_nm_create(c3745_t *router,char *str) |
824 |
{ |
825 |
char *tokens[NM_DESC_MAX_TOKENS]; |
826 |
int i,count,res; |
827 |
u_int nm_bay; |
828 |
|
829 |
/* A port adapter description is like "1:NM-1FE" */ |
830 |
if ((count = m_strsplit(str,':',tokens,NM_DESC_MAX_TOKENS)) != 2) { |
831 |
vm_error(router->vm,"unable to parse NM description '%s'.\n",str); |
832 |
return(-1); |
833 |
} |
834 |
|
835 |
/* Parse the NM bay id */ |
836 |
nm_bay = atoi(tokens[0]); |
837 |
|
838 |
/* Add this new NM to the current NM list */ |
839 |
res = c3745_nm_add_binding(router,tokens[1],nm_bay); |
840 |
|
841 |
/* The complete array was cleaned by strsplit */ |
842 |
for(i=0;i<NM_DESC_MAX_TOKENS;i++) |
843 |
free(tokens[i]); |
844 |
|
845 |
return(res); |
846 |
} |
847 |
|
848 |
/* Add a Network IO descriptor binding (command line) */ |
849 |
int c3745_cmd_add_nio(c3745_t *router,char *str) |
850 |
{ |
851 |
char *tokens[NM_DESC_MAX_TOKENS]; |
852 |
int i,count,nio_type,res=-1; |
853 |
u_int nm_bay,port_id; |
854 |
netio_desc_t *nio; |
855 |
char nio_name[128]; |
856 |
|
857 |
/* A port adapter description is like "1:3:tap:tap0" */ |
858 |
if ((count = m_strsplit(str,':',tokens,NM_DESC_MAX_TOKENS)) < 3) { |
859 |
vm_error(router->vm,"unable to parse NIO description '%s'.\n",str); |
860 |
return(-1); |
861 |
} |
862 |
|
863 |
/* Parse the NM bay */ |
864 |
nm_bay = atoi(tokens[0]); |
865 |
|
866 |
/* Parse the NM port id */ |
867 |
port_id = atoi(tokens[1]); |
868 |
|
869 |
/* Autogenerate a NIO name */ |
870 |
snprintf(nio_name,sizeof(nio_name),"c3745-i%u/%u/%u", |
871 |
router->vm->instance_id,nm_bay,port_id); |
872 |
|
873 |
/* Create the Network IO descriptor */ |
874 |
nio = NULL; |
875 |
nio_type = netio_get_type(tokens[2]); |
876 |
|
877 |
switch(nio_type) { |
878 |
case NETIO_TYPE_UNIX: |
879 |
if (count != 5) { |
880 |
vm_error(router->vm, |
881 |
"invalid number of arguments for UNIX NIO '%s'\n",str); |
882 |
goto done; |
883 |
} |
884 |
|
885 |
nio = netio_desc_create_unix(nio_name,tokens[3],tokens[4]); |
886 |
break; |
887 |
|
888 |
case NETIO_TYPE_VDE: |
889 |
if (count != 5) { |
890 |
vm_error(router->vm, |
891 |
"invalid number of arguments for VDE NIO '%s'\n",str); |
892 |
goto done; |
893 |
} |
894 |
|
895 |
nio = netio_desc_create_vde(nio_name,tokens[3],tokens[4]); |
896 |
break; |
897 |
|
898 |
case NETIO_TYPE_TAP: |
899 |
if (count != 4) { |
900 |
vm_error(router->vm, |
901 |
"invalid number of arguments for TAP NIO '%s'\n",str); |
902 |
goto done; |
903 |
} |
904 |
|
905 |
nio = netio_desc_create_tap(nio_name,tokens[3]); |
906 |
break; |
907 |
|
908 |
case NETIO_TYPE_UDP: |
909 |
if (count != 6) { |
910 |
vm_error(router->vm, |
911 |
"invalid number of arguments for UDP NIO '%s'\n",str); |
912 |
goto done; |
913 |
} |
914 |
|
915 |
nio = netio_desc_create_udp(nio_name,atoi(tokens[3]), |
916 |
tokens[4],atoi(tokens[5])); |
917 |
break; |
918 |
|
919 |
case NETIO_TYPE_TCP_CLI: |
920 |
if (count != 5) { |
921 |
vm_error(router->vm, |
922 |
"invalid number of arguments for TCP CLI NIO '%s'\n",str); |
923 |
goto done; |
924 |
} |
925 |
|
926 |
nio = netio_desc_create_tcp_cli(nio_name,tokens[3],tokens[4]); |
927 |
break; |
928 |
|
929 |
case NETIO_TYPE_TCP_SER: |
930 |
if (count != 4) { |
931 |
vm_error(router->vm, |
932 |
"invalid number of arguments for TCP SER NIO '%s'\n",str); |
933 |
goto done; |
934 |
} |
935 |
|
936 |
nio = netio_desc_create_tcp_ser(nio_name,tokens[3]); |
937 |
break; |
938 |
|
939 |
case NETIO_TYPE_NULL: |
940 |
nio = netio_desc_create_null(nio_name); |
941 |
break; |
942 |
|
943 |
#ifdef LINUX_ETH |
944 |
case NETIO_TYPE_LINUX_ETH: |
945 |
if (count != 4) { |
946 |
vm_error(router->vm, |
947 |
"invalid number of arguments for Linux Eth NIO '%s'\n", |
948 |
str); |
949 |
goto done; |
950 |
} |
951 |
|
952 |
nio = netio_desc_create_lnxeth(nio_name,tokens[3]); |
953 |
break; |
954 |
#endif |
955 |
|
956 |
#ifdef GEN_ETH |
957 |
case NETIO_TYPE_GEN_ETH: |
958 |
if (count != 4) { |
959 |
vm_error(router->vm, |
960 |
"invalid number of arguments for Generic Eth NIO '%s'\n", |
961 |
str); |
962 |
goto done; |
963 |
} |
964 |
|
965 |
nio = netio_desc_create_geneth(nio_name,tokens[3]); |
966 |
break; |
967 |
#endif |
968 |
|
969 |
default: |
970 |
vm_error(router->vm,"unknown NETIO type '%s'\n",tokens[2]); |
971 |
goto done; |
972 |
} |
973 |
|
974 |
if (!nio) { |
975 |
vm_error(router->vm,"unable to create NETIO " |
976 |
"descriptor for NM slot %u\n",nm_bay); |
977 |
goto done; |
978 |
} |
979 |
|
980 |
if (c3745_nm_add_nio_binding(router,nm_bay,port_id,nio_name) == -1) { |
981 |
vm_error(router->vm,"unable to add NETIO binding for slot %u\n",nm_bay); |
982 |
netio_release(nio_name); |
983 |
netio_delete(nio_name); |
984 |
goto done; |
985 |
} |
986 |
|
987 |
netio_release(nio_name); |
988 |
res = 0; |
989 |
|
990 |
done: |
991 |
/* The complete array was cleaned by strsplit */ |
992 |
for(i=0;i<NM_DESC_MAX_TOKENS;i++) |
993 |
free(tokens[i]); |
994 |
|
995 |
return(res); |
996 |
} |
997 |
|
998 |
/* Show the list of available NM drivers */ |
999 |
void c3745_nm_show_drivers(void) |
1000 |
{ |
1001 |
int i; |
1002 |
|
1003 |
printf("Available C3745 Network Module drivers:\n"); |
1004 |
|
1005 |
for(i=0;nm_drivers[i];i++) { |
1006 |
printf(" * %s %s\n", |
1007 |
nm_drivers[i]->dev_type, |
1008 |
!nm_drivers[i]->supported ? "(NOT WORKING)" : ""); |
1009 |
} |
1010 |
|
1011 |
printf("\n"); |
1012 |
} |
1013 |
|
1014 |
/* Set the base MAC address of the chassis */ |
1015 |
static int c3745_burn_mac_addr(c3745_t *router,n_eth_addr_t *addr) |
1016 |
{ |
1017 |
m_uint8_t eeprom_ver; |
1018 |
size_t offset; |
1019 |
|
1020 |
/* Read EEPROM format version */ |
1021 |
cisco_eeprom_get_byte(&router->sys_eeprom[2],0,&eeprom_ver); |
1022 |
|
1023 |
switch(eeprom_ver) { |
1024 |
case 0: |
1025 |
cisco_eeprom_set_region(&router->sys_eeprom[2],2, |
1026 |
addr->eth_addr_byte,6); |
1027 |
break; |
1028 |
|
1029 |
case 4: |
1030 |
if (!cisco_eeprom_v4_find_field(&router->sys_eeprom[2], |
1031 |
0xC3,&offset)) { |
1032 |
cisco_eeprom_set_region(&router->sys_eeprom[2],offset, |
1033 |
addr->eth_addr_byte,6); |
1034 |
} |
1035 |
break; |
1036 |
|
1037 |
default: |
1038 |
vm_error(router->vm,"c3745_burn_mac_addr: unable to handle " |
1039 |
"EEPROM version %u\n",eeprom_ver); |
1040 |
return(-1); |
1041 |
} |
1042 |
|
1043 |
return(0); |
1044 |
} |
1045 |
|
1046 |
/* Set chassis MAC address */ |
1047 |
int c3745_chassis_set_mac_addr(c3745_t *router,char *mac_addr) |
1048 |
{ |
1049 |
if (parse_mac_addr(&router->mac_addr,mac_addr) == -1) { |
1050 |
vm_error(router->vm,"unable to parse MAC address '%s'.\n",mac_addr); |
1051 |
return(-1); |
1052 |
} |
1053 |
|
1054 |
/* Set the chassis base MAC address */ |
1055 |
c3745_burn_mac_addr(router,&router->mac_addr); |
1056 |
return(0); |
1057 |
} |
1058 |
|
1059 |
/* Create the two main PCI busses for a GT64120 based system */ |
1060 |
static int c3745_init_gt96100(c3745_t *router) |
1061 |
{ |
1062 |
vm_instance_t *vm = router->vm; |
1063 |
|
1064 |
vm->pci_bus[0] = pci_bus_create("PCI bus #0",0); |
1065 |
vm->pci_bus[1] = pci_bus_create("PCI bus #1",0); |
1066 |
|
1067 |
if (!vm->pci_bus[0] || !vm->pci_bus[1]) { |
1068 |
vm_error(router->vm,"unable to create PCI data.\n"); |
1069 |
return(-1); |
1070 |
} |
1071 |
|
1072 |
return(dev_gt96100_init(vm,"gt96100",C3745_GT96K_ADDR,0x200000, |
1073 |
C3745_GT96K_IRQ,c3745_net_irq_for_slot_port(0,0))); |
1074 |
} |
1075 |
|
1076 |
/* Initialize a Cisco 3745 */ |
1077 |
static int c3745_init(c3745_t *router) |
1078 |
{ |
1079 |
vm_instance_t *vm = router->vm; |
1080 |
char bus_name[128]; |
1081 |
int i; |
1082 |
|
1083 |
/* Set the processor type: R7000 */ |
1084 |
mips64_set_prid(CPU_MIPS64(vm->boot_cpu),MIPS_PRID_R7000); |
1085 |
|
1086 |
/* Initialize the Galileo GT-96100 PCI controller */ |
1087 |
if (c3745_init_gt96100(router) == -1) |
1088 |
return(-1); |
1089 |
|
1090 |
/* Create the NM PCI busses for slots 1-4 */ |
1091 |
for(i=1;i<=4;i++) { |
1092 |
snprintf(bus_name,sizeof(bus_name),"NM Slot %d",i); |
1093 |
vm->pci_bus_pool[i] = pci_bus_create(bus_name,-1); |
1094 |
|
1095 |
/* Map the NM PCI bus */ |
1096 |
router->nm_bay[i].pci_map = vm->pci_bus_pool[i]; |
1097 |
|
1098 |
/* Create the PCI bridge */ |
1099 |
dev_ti2050b_init(vm->pci_bus[1],i,router->nm_bay[i].pci_map); |
1100 |
} |
1101 |
|
1102 |
vm->elf_machine_id = C3745_ELF_MACHINE_ID; |
1103 |
return(0); |
1104 |
} |
1105 |
|
1106 |
/* Show C3745 hardware info */ |
1107 |
void c3745_show_hardware(c3745_t *router) |
1108 |
{ |
1109 |
vm_instance_t *vm = router->vm; |
1110 |
|
1111 |
printf("C3745 instance '%s' (id %d):\n",vm->name,vm->instance_id); |
1112 |
|
1113 |
printf(" VM Status : %d\n",vm->status); |
1114 |
printf(" RAM size : %u Mb\n",vm->ram_size); |
1115 |
printf(" NVRAM size : %u Kb\n",vm->nvram_size); |
1116 |
printf(" IOS image : %s\n\n",vm->ios_image); |
1117 |
|
1118 |
if (vm->debug_level > 0) { |
1119 |
dev_show_list(vm); |
1120 |
pci_dev_show_list(vm->pci_bus[0]); |
1121 |
pci_dev_show_list(vm->pci_bus[1]); |
1122 |
printf("\n"); |
1123 |
} |
1124 |
} |
1125 |
|
1126 |
/* Initialize default parameters for a C3745 */ |
1127 |
void c3745_init_defaults(c3745_t *router) |
1128 |
{ |
1129 |
vm_instance_t *vm = router->vm; |
1130 |
n_eth_addr_t *m; |
1131 |
m_uint16_t pid; |
1132 |
|
1133 |
pid = (m_uint16_t)getpid(); |
1134 |
|
1135 |
/* Generate a chassis MAC address based on the instance ID */ |
1136 |
m = &router->mac_addr; |
1137 |
m->eth_addr_byte[0] = vm_get_mac_addr_msb(vm); |
1138 |
m->eth_addr_byte[1] = vm->instance_id & 0xFF; |
1139 |
m->eth_addr_byte[2] = pid >> 8; |
1140 |
m->eth_addr_byte[3] = pid & 0xFF; |
1141 |
m->eth_addr_byte[4] = 0x00; |
1142 |
m->eth_addr_byte[5] = 0x00; |
1143 |
|
1144 |
c3745_init_eeprom_groups(router); |
1145 |
cisco_eeprom_copy(&router->sys_eeprom[0],&eeprom_c3745_motherboard); |
1146 |
cisco_eeprom_copy(&router->sys_eeprom[1],&eeprom_c3745_ioboard); |
1147 |
cisco_eeprom_copy(&router->sys_eeprom[2],&eeprom_c3745_midplane); |
1148 |
|
1149 |
c3745_burn_mac_addr(router,&router->mac_addr); |
1150 |
|
1151 |
vm->ram_mmap = C3745_DEFAULT_RAM_MMAP; |
1152 |
vm->ram_size = C3745_DEFAULT_RAM_SIZE; |
1153 |
vm->rom_size = C3745_DEFAULT_ROM_SIZE; |
1154 |
vm->nvram_size = C3745_DEFAULT_NVRAM_SIZE; |
1155 |
vm->conf_reg_setup = C3745_DEFAULT_CONF_REG; |
1156 |
vm->clock_divisor = C3745_DEFAULT_CLOCK_DIV; |
1157 |
vm->nvram_rom_space = C3745_NVRAM_ROM_RES_SIZE; |
1158 |
router->nm_iomem_size = C3745_DEFAULT_IOMEM_SIZE; |
1159 |
|
1160 |
vm->pcmcia_disk_size[0] = C3745_DEFAULT_DISK0_SIZE; |
1161 |
vm->pcmcia_disk_size[1] = C3745_DEFAULT_DISK1_SIZE; |
1162 |
|
1163 |
/* Enable NVRAM operations to load/store configs */ |
1164 |
vm->nvram_extract_config = c3745_nvram_extract_config; |
1165 |
vm->nvram_push_config = c3745_nvram_push_config; |
1166 |
} |
1167 |
|
1168 |
/* Initialize the C3745 Platform */ |
1169 |
int c3745_init_platform(c3745_t *router) |
1170 |
{ |
1171 |
vm_instance_t *vm = router->vm; |
1172 |
struct c3745_nm_bay *nm_bay; |
1173 |
cpu_mips_t *cpu; |
1174 |
cpu_gen_t *gen; |
1175 |
vm_obj_t *obj; |
1176 |
int i; |
1177 |
|
1178 |
/* Copy config register setup into "active" config register */ |
1179 |
vm->conf_reg = vm->conf_reg_setup; |
1180 |
|
1181 |
/* Create Console and AUX ports */ |
1182 |
vm_init_vtty(vm); |
1183 |
|
1184 |
/* Create a CPU group */ |
1185 |
vm->cpu_group = cpu_group_create("System CPU"); |
1186 |
|
1187 |
/* Initialize the virtual MIPS processor */ |
1188 |
if (!(gen = cpu_create(vm,CPU_TYPE_MIPS64,0))) { |
1189 |
vm_error(vm,"unable to create CPU!\n"); |
1190 |
return(-1); |
1191 |
} |
1192 |
|
1193 |
cpu = CPU_MIPS64(gen); |
1194 |
|
1195 |
/* Add this CPU to the system CPU group */ |
1196 |
cpu_group_add(vm->cpu_group,gen); |
1197 |
vm->boot_cpu = gen; |
1198 |
|
1199 |
/* Initialize the IRQ routing vectors */ |
1200 |
vm->set_irq = mips64_vm_set_irq; |
1201 |
vm->clear_irq = mips64_vm_clear_irq; |
1202 |
|
1203 |
/* Mark the Network IO interrupt as high priority */ |
1204 |
cpu->irq_idle_preempt[C3745_NETIO_IRQ] = TRUE; |
1205 |
cpu->irq_idle_preempt[C3745_GT96K_IRQ] = TRUE; |
1206 |
cpu->irq_idle_preempt[C3745_DUART_IRQ] = TRUE; |
1207 |
|
1208 |
/* Copy some parameters from VM to CPU (idle PC, ...) */ |
1209 |
cpu->idle_pc = vm->idle_pc; |
1210 |
|
1211 |
if (vm->timer_irq_check_itv) |
1212 |
cpu->timer_irq_check_itv = vm->timer_irq_check_itv; |
1213 |
|
1214 |
/* Remote emulator control */ |
1215 |
dev_remote_control_init(vm,0x16000000,0x1000); |
1216 |
|
1217 |
/* Specific Storage Area (SSA) */ |
1218 |
dev_ram_init(vm,"ssa",TRUE,FALSE,NULL,FALSE,0x16001000ULL,0x7000); |
1219 |
|
1220 |
/* IO FPGA */ |
1221 |
if (dev_c3745_iofpga_init(router,C3745_IOFPGA_ADDR,0x200000) == -1) |
1222 |
return(-1); |
1223 |
|
1224 |
if (!(obj = vm_object_find(router->vm,"io_fpga"))) |
1225 |
return(-1); |
1226 |
|
1227 |
router->iofpga_data = obj->data; |
1228 |
|
1229 |
#if 0 |
1230 |
/* PCI IO space */ |
1231 |
if (!(vm->pci_io_space = pci_io_data_init(vm,C3745_PCI_IO_ADDR))) |
1232 |
return(-1); |
1233 |
#endif |
1234 |
|
1235 |
/* Initialize the chassis */ |
1236 |
if (c3745_init(router) == -1) |
1237 |
return(-1); |
1238 |
|
1239 |
/* Initialize RAM */ |
1240 |
vm_ram_init(vm,0x00000000ULL); |
1241 |
|
1242 |
/* Initialize ROM (as a Flash) */ |
1243 |
if (!(obj = dev_flash_init(vm,"rom",C3745_ROM_ADDR,vm->rom_size*1048576))) |
1244 |
return(-1); |
1245 |
|
1246 |
dev_flash_copy_data(obj,0,mips64_microcode,mips64_microcode_len); |
1247 |
c3745_nvram_check_empty_config(vm); |
1248 |
|
1249 |
/* Initialize the NS16552 DUART */ |
1250 |
dev_ns16552_init(vm,C3745_DUART_ADDR,0x1000,3,C3745_DUART_IRQ, |
1251 |
vm->vtty_con,vm->vtty_aux); |
1252 |
|
1253 |
/* PCMCIA Slot 0 */ |
1254 |
dev_pcmcia_disk_init(vm,"slot0",C3745_SLOT0_ADDR,0x200000, |
1255 |
vm->pcmcia_disk_size[0],1); |
1256 |
|
1257 |
/* PCMCIA Slot 1 */ |
1258 |
dev_pcmcia_disk_init(vm,"slot1",C3745_SLOT1_ADDR,0x200000, |
1259 |
vm->pcmcia_disk_size[1],1); |
1260 |
|
1261 |
/* The GT96100 system controller has 2 integrated FastEthernet ports */ |
1262 |
c3745_nm_add_binding(router,"GT96100-FE",0); |
1263 |
|
1264 |
/* Initialize Network Modules */ |
1265 |
for(i=0;i<C3745_MAX_NM_BAYS;i++) { |
1266 |
nm_bay = &router->nm_bay[i]; |
1267 |
|
1268 |
if (!nm_bay->dev_type) |
1269 |
continue; |
1270 |
|
1271 |
if (c3745_nm_init(router,i) == -1) { |
1272 |
vm_error(vm,"unable to create Network Module \"%s\"\n", |
1273 |
nm_bay->dev_type); |
1274 |
return(-1); |
1275 |
} |
1276 |
} |
1277 |
|
1278 |
/* Show device list */ |
1279 |
c3745_show_hardware(router); |
1280 |
return(0); |
1281 |
} |
1282 |
|
1283 |
/* Boot the IOS image */ |
1284 |
int c3745_boot_ios(c3745_t *router) |
1285 |
{ |
1286 |
vm_instance_t *vm = router->vm; |
1287 |
cpu_mips_t *cpu; |
1288 |
|
1289 |
if (!vm->boot_cpu) |
1290 |
return(-1); |
1291 |
|
1292 |
/* Suspend CPU activity since we will restart directly from ROM */ |
1293 |
vm_suspend(vm); |
1294 |
|
1295 |
/* Check that CPU activity is really suspended */ |
1296 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
1297 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
1298 |
return(-1); |
1299 |
} |
1300 |
|
1301 |
/* Reset the boot CPU */ |
1302 |
cpu = CPU_MIPS64(vm->boot_cpu); |
1303 |
mips64_reset(cpu); |
1304 |
|
1305 |
/* Load IOS image */ |
1306 |
if (mips64_load_elf_image(cpu,vm->ios_image, |
1307 |
(vm->ghost_status == VM_GHOST_RAM_USE), |
1308 |
&vm->ios_entry_point) < 0) |
1309 |
{ |
1310 |
vm_error(vm,"failed to load Cisco IOS image '%s'.\n",vm->ios_image); |
1311 |
return(-1); |
1312 |
} |
1313 |
|
1314 |
/* Launch the simulation */ |
1315 |
printf("\nC3745 '%s': starting simulation (CPU0 PC=0x%llx), " |
1316 |
"JIT %sabled.\n", |
1317 |
vm->name,cpu->pc,vm->jit_use ? "en":"dis"); |
1318 |
|
1319 |
vm_log(vm,"C3745_BOOT", |
1320 |
"starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n", |
1321 |
cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off"); |
1322 |
|
1323 |
/* Start main CPU */ |
1324 |
if (vm->ghost_status != VM_GHOST_RAM_GENERATE) { |
1325 |
vm->status = VM_STATUS_RUNNING; |
1326 |
cpu_start(vm->boot_cpu); |
1327 |
} else { |
1328 |
vm->status = VM_STATUS_SHUTDOWN; |
1329 |
} |
1330 |
return(0); |
1331 |
} |
1332 |
|
1333 |
/* Set an IRQ */ |
1334 |
static void c3745_set_irq(vm_instance_t *vm,u_int irq) |
1335 |
{ |
1336 |
c3745_t *router = VM_C3745(vm); |
1337 |
cpu_mips_t *cpu0 = CPU_MIPS64(vm->boot_cpu); |
1338 |
u_int slot,port; |
1339 |
|
1340 |
switch(irq) { |
1341 |
case 0 ... 7: |
1342 |
mips64_set_irq(cpu0,irq); |
1343 |
|
1344 |
if (cpu0->irq_idle_preempt[irq]) |
1345 |
cpu_idle_break_wait(cpu0->gen); |
1346 |
break; |
1347 |
|
1348 |
case C3745_NETIO_IRQ_BASE ... C3745_NETIO_IRQ_END: |
1349 |
c3745_net_irq_get_slot_port(irq,&slot,&port); |
1350 |
dev_c3745_iofpga_net_set_irq(router->iofpga_data,slot,port); |
1351 |
break; |
1352 |
} |
1353 |
} |
1354 |
|
1355 |
/* Clear an IRQ */ |
1356 |
static void c3745_clear_irq(vm_instance_t *vm,u_int irq) |
1357 |
{ |
1358 |
c3745_t *router = VM_C3745(vm); |
1359 |
cpu_mips_t *cpu0 = CPU_MIPS64(vm->boot_cpu); |
1360 |
u_int slot,port; |
1361 |
|
1362 |
switch(irq) { |
1363 |
case 0 ... 7: |
1364 |
mips64_clear_irq(cpu0,irq); |
1365 |
break; |
1366 |
|
1367 |
case C3745_NETIO_IRQ_BASE ... C3745_NETIO_IRQ_END: |
1368 |
c3745_net_irq_get_slot_port(irq,&slot,&port); |
1369 |
dev_c3745_iofpga_net_clear_irq(router->iofpga_data,slot,port); |
1370 |
break; |
1371 |
} |
1372 |
} |
1373 |
|
1374 |
/* Initialize a Cisco 3745 instance */ |
1375 |
int c3745_init_instance(c3745_t *router) |
1376 |
{ |
1377 |
vm_instance_t *vm = router->vm; |
1378 |
m_uint32_t rom_entry_point; |
1379 |
cpu_mips_t *cpu0; |
1380 |
|
1381 |
if (!vm->ios_image) { |
1382 |
vm_error(vm,"no Cisco IOS image defined."); |
1383 |
return(-1); |
1384 |
} |
1385 |
|
1386 |
/* Initialize the C3745 platform */ |
1387 |
if (c3745_init_platform(router) == -1) { |
1388 |
vm_error(vm,"unable to initialize the platform hardware.\n"); |
1389 |
return(-1); |
1390 |
} |
1391 |
|
1392 |
/* IRQ routing */ |
1393 |
vm->set_irq = c3745_set_irq; |
1394 |
vm->clear_irq = c3745_clear_irq; |
1395 |
|
1396 |
/* Load IOS configuration file */ |
1397 |
if (vm->ios_config != NULL) { |
1398 |
vm_nvram_push_config(vm,vm->ios_config); |
1399 |
vm->conf_reg &= ~0x40; |
1400 |
} |
1401 |
|
1402 |
/* Load ROM (ELF image or embedded) */ |
1403 |
cpu0 = CPU_MIPS64(vm->boot_cpu); |
1404 |
rom_entry_point = (m_uint32_t)MIPS_ROM_PC; |
1405 |
|
1406 |
if ((vm->rom_filename != NULL) && |
1407 |
(mips64_load_elf_image(cpu0,vm->rom_filename,0,&rom_entry_point) < 0)) |
1408 |
{ |
1409 |
vm_error(vm,"unable to load alternate ROM '%s', " |
1410 |
"fallback to embedded ROM.\n\n",vm->rom_filename); |
1411 |
vm->rom_filename = NULL; |
1412 |
} |
1413 |
|
1414 |
/* Load symbol file */ |
1415 |
if (vm->sym_filename) { |
1416 |
mips64_sym_load_file(cpu0,vm->sym_filename); |
1417 |
cpu0->sym_trace = 1; |
1418 |
} |
1419 |
|
1420 |
return(c3745_boot_ios(router)); |
1421 |
} |
1422 |
|
1423 |
/* Stop a Cisco 3745 instance */ |
1424 |
int c3745_stop_instance(c3745_t *router) |
1425 |
{ |
1426 |
vm_instance_t *vm = router->vm; |
1427 |
|
1428 |
printf("\nC3745 '%s': stopping simulation.\n",vm->name); |
1429 |
vm_log(vm,"C3745_STOP","stopping simulation.\n"); |
1430 |
|
1431 |
/* Stop all CPUs */ |
1432 |
if (vm->cpu_group != NULL) { |
1433 |
vm_stop(vm); |
1434 |
|
1435 |
if (cpu_group_sync_state(vm->cpu_group) == -1) { |
1436 |
vm_error(vm,"unable to sync with system CPUs.\n"); |
1437 |
return(-1); |
1438 |
} |
1439 |
} |
1440 |
|
1441 |
/* Free resources that were used during execution to emulate hardware */ |
1442 |
c3745_nm_shutdown_all(router); |
1443 |
vm_hardware_shutdown(vm); |
1444 |
return(0); |
1445 |
} |