1 |
/* |
/* |
2 |
* Cisco 3725 simulation platform. |
* Cisco router simulation platform. |
3 |
* Copyright (c) 2006 Christophe Fillot (cf@utc.fr) |
* Copyright (c) 2006 Christophe Fillot (cf@utc.fr) |
4 |
* |
* |
5 |
* Generic Cisco 3725 routines and definitions (EEPROM,...). |
* Generic Cisco 3725 routines and definitions (EEPROM,...). |
22 |
#include "cisco_eeprom.h" |
#include "cisco_eeprom.h" |
23 |
#include "dev_rom.h" |
#include "dev_rom.h" |
24 |
#include "dev_c3725.h" |
#include "dev_c3725.h" |
25 |
|
#include "dev_c3725_iofpga.h" |
26 |
#include "dev_vtty.h" |
#include "dev_vtty.h" |
27 |
#include "registry.h" |
#include "registry.h" |
28 |
|
|
331 |
registry_foreach_type(OBJ_TYPE_VM,c3725_reg_save_config,fd,NULL); |
registry_foreach_type(OBJ_TYPE_VM,c3725_reg_save_config,fd,NULL); |
332 |
} |
} |
333 |
|
|
334 |
|
/* Get slot/port corresponding to specified network IRQ */ |
335 |
|
static inline void |
336 |
|
c3725_net_irq_get_slot_port(u_int irq,u_int *slot,u_int *port) |
337 |
|
{ |
338 |
|
irq -= C3725_NETIO_IRQ_BASE; |
339 |
|
*port = irq & C3725_NETIO_IRQ_PORT_MASK; |
340 |
|
*slot = irq >> C3725_NETIO_IRQ_PORT_BITS; |
341 |
|
} |
342 |
|
|
343 |
|
/* Get network IRQ for specified slot/port */ |
344 |
|
u_int c3725_net_irq_for_slot_port(u_int slot,u_int port) |
345 |
|
{ |
346 |
|
u_int irq; |
347 |
|
|
348 |
|
irq = (slot << C3725_NETIO_IRQ_PORT_BITS) + port; |
349 |
|
irq += C3725_NETIO_IRQ_BASE; |
350 |
|
|
351 |
|
return(irq); |
352 |
|
} |
353 |
|
|
354 |
/* Get PCI device for the specified NM bay */ |
/* Get PCI device for the specified NM bay */ |
355 |
int c3725_nm_get_pci_device(u_int nm_bay) |
int c3725_nm_get_pci_device(u_int nm_bay) |
356 |
{ |
{ |
720 |
snprintf(bay->dev_name,len,"%s(%u)",bay->dev_type,nm_bay); |
snprintf(bay->dev_name,len,"%s(%u)",bay->dev_type,nm_bay); |
721 |
|
|
722 |
/* Initialize NM driver */ |
/* Initialize NM driver */ |
723 |
if (bay->nm_driver->nm_init(router,bay->dev_name,nm_bay) == 1) { |
if (bay->nm_driver->nm_init(router,bay->dev_name,nm_bay) == -1) { |
724 |
vm_error(router->vm,"unable to initialize NM %u.\n",nm_bay); |
vm_error(router->vm,"unable to initialize NM %u.\n",nm_bay); |
725 |
return(-1); |
return(-1); |
726 |
} |
} |
1043 |
} |
} |
1044 |
|
|
1045 |
return(dev_gt96100_init(vm,"gt96100",C3725_GT96K_ADDR,0x200000, |
return(dev_gt96100_init(vm,"gt96100",C3725_GT96K_ADDR,0x200000, |
1046 |
C3725_GT96K_IRQ,C3725_NETIO_IRQ)); |
C3725_GT96K_IRQ,c3725_net_irq_for_slot_port(0,0))); |
1047 |
} |
} |
1048 |
|
|
1049 |
/* Initialize a Cisco 3725 */ |
/* Initialize a Cisco 3725 */ |
1181 |
if (dev_c3725_iofpga_init(router,C3725_IOFPGA_ADDR,0x40000) == -1) |
if (dev_c3725_iofpga_init(router,C3725_IOFPGA_ADDR,0x40000) == -1) |
1182 |
return(-1); |
return(-1); |
1183 |
|
|
1184 |
|
if (!(obj = vm_object_find(router->vm,"io_fpga"))) |
1185 |
|
return(-1); |
1186 |
|
|
1187 |
|
router->iofpga_data = obj->data; |
1188 |
|
|
1189 |
#if 0 |
#if 0 |
1190 |
/* PCI IO space */ |
/* PCI IO space */ |
1191 |
if (!(vm->pci_io_space = pci_io_data_init(vm,C3725_PCI_IO_ADDR))) |
if (!(vm->pci_io_space = pci_io_data_init(vm,C3725_PCI_IO_ADDR))) |
1290 |
return(0); |
return(0); |
1291 |
} |
} |
1292 |
|
|
1293 |
|
/* Set an IRQ */ |
1294 |
|
static void c3725_set_irq(vm_instance_t *vm,u_int irq) |
1295 |
|
{ |
1296 |
|
c3725_t *router = VM_C3725(vm); |
1297 |
|
cpu_mips_t *cpu0 = CPU_MIPS64(vm->boot_cpu); |
1298 |
|
u_int slot,port; |
1299 |
|
|
1300 |
|
switch(irq) { |
1301 |
|
case 0 ... 7: |
1302 |
|
mips64_set_irq(cpu0,irq); |
1303 |
|
|
1304 |
|
if (cpu0->irq_idle_preempt[irq]) |
1305 |
|
cpu_idle_break_wait(cpu0->gen); |
1306 |
|
break; |
1307 |
|
|
1308 |
|
case C3725_NETIO_IRQ_BASE ... C3725_NETIO_IRQ_END: |
1309 |
|
c3725_net_irq_get_slot_port(irq,&slot,&port); |
1310 |
|
dev_c3725_iofpga_net_set_irq(router->iofpga_data,slot,port); |
1311 |
|
break; |
1312 |
|
} |
1313 |
|
} |
1314 |
|
|
1315 |
|
/* Clear an IRQ */ |
1316 |
|
static void c3725_clear_irq(vm_instance_t *vm,u_int irq) |
1317 |
|
{ |
1318 |
|
c3725_t *router = VM_C3725(vm); |
1319 |
|
cpu_mips_t *cpu0 = CPU_MIPS64(vm->boot_cpu); |
1320 |
|
u_int slot,port; |
1321 |
|
|
1322 |
|
switch(irq) { |
1323 |
|
case 0 ... 7: |
1324 |
|
mips64_clear_irq(cpu0,irq); |
1325 |
|
break; |
1326 |
|
|
1327 |
|
case C3725_NETIO_IRQ_BASE ... C3725_NETIO_IRQ_END: |
1328 |
|
c3725_net_irq_get_slot_port(irq,&slot,&port); |
1329 |
|
dev_c3725_iofpga_net_clear_irq(router->iofpga_data,slot,port); |
1330 |
|
break; |
1331 |
|
} |
1332 |
|
} |
1333 |
|
|
1334 |
/* Initialize a Cisco 3725 instance */ |
/* Initialize a Cisco 3725 instance */ |
1335 |
int c3725_init_instance(c3725_t *router) |
int c3725_init_instance(c3725_t *router) |
1336 |
{ |
{ |
1349 |
return(-1); |
return(-1); |
1350 |
} |
} |
1351 |
|
|
1352 |
|
/* IRQ routing */ |
1353 |
|
vm->set_irq = c3725_set_irq; |
1354 |
|
vm->clear_irq = c3725_clear_irq; |
1355 |
|
|
1356 |
/* Load IOS configuration file */ |
/* Load IOS configuration file */ |
1357 |
if (vm->ios_config != NULL) { |
if (vm->ios_config != NULL) { |
1358 |
vm_nvram_push_config(vm,vm->ios_config); |
vm_nvram_push_config(vm,vm->ios_config); |