/[dynamips]/trunk/dev_c3600.c
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upstream/dynamips-0.2.6-RC5/dev_c3600.c revision 6 by dpavlin, Sat Oct 6 16:09:07 2007 UTC upstream/dynamips-0.2.7-RC2/dev_c3600.c revision 8 by dpavlin, Sat Oct 6 16:24:54 2007 UTC
# Line 12  Line 12 
12  #include <sys/types.h>  #include <sys/types.h>
13  #include <assert.h>  #include <assert.h>
14    
15  #include "mips64.h"  #include "cpu.h"
16  #include "dynamips.h"  #include "dynamips.h"
17  #include "memory.h"  #include "memory.h"
18  #include "device.h"  #include "device.h"
19  #include "pci_io.h"  #include "pci_io.h"
20  #include "dev_gt.h"  #include "dev_gt.h"
21  #include "cisco_eeprom.h"  #include "cisco_eeprom.h"
22    #include "dev_rom.h"
23  #include "dev_c3600.h"  #include "dev_c3600.h"
24    #include "dev_c3600_iofpga.h"
25  #include "dev_c3600_bay.h"  #include "dev_c3600_bay.h"
26  #include "dev_vtty.h"  #include "dev_vtty.h"
27  #include "registry.h"  #include "registry.h"
# Line 342  void c3600_save_config_all(FILE *fd) Line 344  void c3600_save_config_all(FILE *fd)
344     registry_foreach_type(OBJ_TYPE_VM,c3600_reg_save_config,fd,NULL);     registry_foreach_type(OBJ_TYPE_VM,c3600_reg_save_config,fd,NULL);
345  }  }
346    
347    /* Get slot/port corresponding to specified network IRQ */
348    static inline void
349    c3600_net_irq_get_slot_port(u_int irq,u_int *slot,u_int *port)
350    {
351       irq -= C3600_NETIO_IRQ_BASE;
352       *port = irq & C3600_NETIO_IRQ_PORT_MASK;
353       *slot = irq >> C3600_NETIO_IRQ_PORT_BITS;
354    }
355    
356    /* Get network IRQ for specified slot/port */
357    u_int c3600_net_irq_for_slot_port(u_int slot,u_int port)
358    {
359       u_int irq;
360    
361       irq = (slot << C3600_NETIO_IRQ_PORT_BITS) + port;
362       irq += C3600_NETIO_IRQ_BASE;
363    
364       return(irq);
365    }
366    
367  /* Set NM EEPROM definition */  /* Set NM EEPROM definition */
368  int c3600_nm_set_eeprom(c3600_t *router,u_int nm_bay,  int c3600_nm_set_eeprom(c3600_t *router,u_int nm_bay,
369                          const struct cisco_eeprom *eeprom)                          const struct cisco_eeprom *eeprom)
# Line 698  int c3600_nm_init(c3600_t *router,u_int Line 720  int c3600_nm_init(c3600_t *router,u_int
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     }     }
# Line 1108  static int c3620_init(c3600_t *router) Line 1130  static int c3620_init(c3600_t *router)
1130     int i;     int i;
1131    
1132     /* Set the processor type: R4700 */     /* Set the processor type: R4700 */
1133     mips64_set_prid(vm->boot_cpu,MIPS_PRID_R4700);     mips64_set_prid(CPU_MIPS64(vm->boot_cpu),MIPS_PRID_R4700);
1134    
1135     /* Initialize the Galileo GT-64010 PCI controller */     /* Initialize the Galileo GT-64010 PCI controller */
1136     if (c3600_init_gt64010(router) == -1)     if (c3600_init_gt64010(router) == -1)
# Line 1130  static int c3640_init(c3600_t *router) Line 1152  static int c3640_init(c3600_t *router)
1152     int i;     int i;
1153    
1154     /* Set the processor type: R4700 */     /* Set the processor type: R4700 */
1155     mips64_set_prid(vm->boot_cpu,MIPS_PRID_R4700);     mips64_set_prid(CPU_MIPS64(vm->boot_cpu),MIPS_PRID_R4700);
1156    
1157     /* Initialize the Galileo GT-64010 PCI controller */     /* Initialize the Galileo GT-64010 PCI controller */
1158     if (c3600_init_gt64010(router) == -1)     if (c3600_init_gt64010(router) == -1)
# Line 1165  static int c3660_init(c3600_t *router) Line 1187  static int c3660_init(c3600_t *router)
1187     int i;     int i;
1188    
1189     /* Set the processor type: R5271 */     /* Set the processor type: R5271 */
1190     mips64_set_prid(vm->boot_cpu,MIPS_PRID_R527x);     mips64_set_prid(CPU_MIPS64(vm->boot_cpu),MIPS_PRID_R527x);
1191    
1192     /* Initialize the Galileo GT-64120 PCI controller */     /* Initialize the Galileo GT-64120 PCI controller */
1193     if (c3600_init_gt64120(router) == -1)     if (c3600_init_gt64120(router) == -1)
# Line 1265  int c3600_init_platform(c3600_t *router) Line 1287  int c3600_init_platform(c3600_t *router)
1287     vm_instance_t *vm = router->vm;     vm_instance_t *vm = router->vm;
1288     struct c3600_nm_bay *nm_bay;     struct c3600_nm_bay *nm_bay;
1289     cpu_mips_t *cpu;     cpu_mips_t *cpu;
1290       cpu_gen_t *gen;
1291       vm_obj_t *obj;
1292     int i;     int i;
1293    
1294     /* Copy config register setup into "active" config register */     /* Copy config register setup into "active" config register */
# Line 1277  int c3600_init_platform(c3600_t *router) Line 1301  int c3600_init_platform(c3600_t *router)
1301     vm->cpu_group = cpu_group_create("System CPU");     vm->cpu_group = cpu_group_create("System CPU");
1302    
1303     /* Initialize the virtual MIPS processor */     /* Initialize the virtual MIPS processor */
1304     if (!(cpu = cpu_create(vm,0))) {     if (!(gen = cpu_create(vm,CPU_TYPE_MIPS64,0))) {
1305        vm_error(vm,"unable to create CPU!\n");        vm_error(vm,"unable to create CPU!\n");
1306        return(-1);        return(-1);
1307     }     }
1308    
1309       cpu = CPU_MIPS64(gen);
1310    
1311     /* Add this CPU to the system CPU group */     /* Add this CPU to the system CPU group */
1312     cpu_group_add(vm->cpu_group,cpu);     cpu_group_add(vm->cpu_group,gen);
1313     vm->boot_cpu = cpu;     vm->boot_cpu = gen;
1314    
1315       /* Initialize the IRQ routing vectors */
1316       vm->set_irq = mips64_vm_set_irq;
1317       vm->clear_irq = mips64_vm_clear_irq;
1318    
1319     /* Mark the Network IO interrupt as high priority */     /* Mark the Network IO interrupt as high priority */
1320     cpu->irq_idle_preempt[C3600_NETIO_IRQ] = TRUE;     cpu->irq_idle_preempt[C3600_NETIO_IRQ] = TRUE;
# Line 1320  int c3600_init_platform(c3600_t *router) Line 1350  int c3600_init_platform(c3600_t *router)
1350     if (dev_c3600_iofpga_init(router,C3600_IOFPGA_ADDR,0x40000) == -1)     if (dev_c3600_iofpga_init(router,C3600_IOFPGA_ADDR,0x40000) == -1)
1351        return(-1);        return(-1);
1352    
1353       if (!(obj = vm_object_find(router->vm,"io_fpga")))
1354          return(-1);
1355    
1356       router->iofpga_data = obj->data;
1357    
1358     /* PCI IO space */     /* PCI IO space */
1359     if (!(vm->pci_io_space = pci_io_data_init(vm,C3600_PCI_IO_ADDR)))     if (!(vm->pci_io_space = pci_io_data_init(vm,C3600_PCI_IO_ADDR)))
1360        return(-1);        return(-1);
# Line 1334  int c3600_init_platform(c3600_t *router) Line 1369  int c3600_init_platform(c3600_t *router)
1369     /* Initialize ROM */     /* Initialize ROM */
1370     if (!vm->rom_filename) {     if (!vm->rom_filename) {
1371        /* use embedded ROM */        /* use embedded ROM */
1372        dev_rom_init(vm,"rom",C3600_ROM_ADDR,vm->rom_size*1048576);        dev_rom_init(vm,"rom",C3600_ROM_ADDR,vm->rom_size*1048576,
1373                       mips64_microcode,mips64_microcode_len);
1374     } else {     } else {
1375        /* use alternate ROM */        /* use alternate ROM */
1376        dev_ram_init(vm,"rom",TRUE,TRUE,NULL,        dev_ram_init(vm,"rom",TRUE,TRUE,NULL,FALSE,
1377                     C3600_ROM_ADDR,vm->rom_size*1048576);                     C3600_ROM_ADDR,vm->rom_size*1048576);
1378     }     }
1379    
# Line 1371  int c3600_init_platform(c3600_t *router) Line 1407  int c3600_init_platform(c3600_t *router)
1407  int c3600_boot_ios(c3600_t *router)  int c3600_boot_ios(c3600_t *router)
1408  {    {  
1409     vm_instance_t *vm = router->vm;     vm_instance_t *vm = router->vm;
1410       cpu_mips_t *cpu;
1411    
1412     if (!vm->boot_cpu)     if (!vm->boot_cpu)
1413        return(-1);        return(-1);
# Line 1385  int c3600_boot_ios(c3600_t *router) Line 1422  int c3600_boot_ios(c3600_t *router)
1422     }     }
1423    
1424     /* Reset the boot CPU */     /* Reset the boot CPU */
1425     mips64_reset(vm->boot_cpu);     cpu = CPU_MIPS64(vm->boot_cpu);
1426       mips64_reset(cpu);
1427    
1428     /* Load IOS image */     /* Load IOS image */
1429     if (mips64_load_elf_image(vm->boot_cpu,vm->ios_image,     if (mips64_load_elf_image(cpu,vm->ios_image,
1430                               (vm->ghost_status == VM_GHOST_RAM_USE),                               (vm->ghost_status == VM_GHOST_RAM_USE),
1431                               &vm->ios_entry_point) < 0)                               &vm->ios_entry_point) < 0)
1432     {     {
# Line 1399  int c3600_boot_ios(c3600_t *router) Line 1437  int c3600_boot_ios(c3600_t *router)
1437     /* Launch the simulation */     /* Launch the simulation */
1438     printf("\nC3600 '%s': starting simulation (CPU0 PC=0x%llx), "     printf("\nC3600 '%s': starting simulation (CPU0 PC=0x%llx), "
1439            "JIT %sabled.\n",            "JIT %sabled.\n",
1440            vm->name,vm->boot_cpu->pc,vm->jit_use ? "en":"dis");            vm->name,cpu->pc,vm->jit_use ? "en":"dis");
1441    
1442     vm_log(vm,"C3600_BOOT",     vm_log(vm,"C3600_BOOT",
1443            "starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n",            "starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n",
1444            vm->boot_cpu->pc,vm->boot_cpu->idle_pc,vm->jit_use ? "on":"off");            cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off");
1445    
1446     /* Start main CPU */     /* Start main CPU */
1447     if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {     if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
# Line 1415  int c3600_boot_ios(c3600_t *router) Line 1453  int c3600_boot_ios(c3600_t *router)
1453     return(0);     return(0);
1454  }  }
1455    
1456    /* Set an IRQ */
1457    static void c3600_set_irq(vm_instance_t *vm,u_int irq)
1458    {
1459       c3600_t *router = VM_C3600(vm);
1460       cpu_mips_t *cpu0 = CPU_MIPS64(vm->boot_cpu);
1461       u_int slot,port;
1462    
1463       switch(irq) {
1464          case 0 ... 7:
1465             mips64_set_irq(cpu0,irq);
1466    
1467             if (cpu0->irq_idle_preempt[irq])
1468                cpu_idle_break_wait(cpu0->gen);
1469             break;
1470    
1471          case C3600_NETIO_IRQ_BASE ... C3600_NETIO_IRQ_END:
1472             c3600_net_irq_get_slot_port(irq,&slot,&port);
1473             dev_c3600_iofpga_net_set_irq(router->iofpga_data,slot,port);
1474             break;
1475       }
1476    }
1477    
1478    /* Clear an IRQ */
1479    static void c3600_clear_irq(vm_instance_t *vm,u_int irq)
1480    {
1481       c3600_t *router = VM_C3600(vm);
1482       cpu_mips_t *cpu0 = CPU_MIPS64(vm->boot_cpu);
1483       u_int slot,port;
1484    
1485       switch(irq) {
1486          case 0 ... 7:
1487             mips64_clear_irq(cpu0,irq);
1488             break;
1489    
1490          case C3600_NETIO_IRQ_BASE ... C3600_NETIO_IRQ_END:
1491             c3600_net_irq_get_slot_port(irq,&slot,&port);
1492             dev_c3600_iofpga_net_clear_irq(router->iofpga_data,slot,port);
1493             break;
1494       }
1495    }
1496    
1497  /* Initialize a Cisco 3600 instance */  /* Initialize a Cisco 3600 instance */
1498  int c3600_init_instance(c3600_t *router)  int c3600_init_instance(c3600_t *router)
1499  {    {  
# Line 1433  int c3600_init_instance(c3600_t *router) Line 1512  int c3600_init_instance(c3600_t *router)
1512        return(-1);        return(-1);
1513     }     }
1514    
1515       /* IRQ routing */
1516       vm->set_irq = c3600_set_irq;
1517       vm->clear_irq = c3600_clear_irq;
1518    
1519     /* Load IOS configuration file */     /* Load IOS configuration file */
1520     if (vm->ios_config != NULL) {     if (vm->ios_config != NULL) {
1521        vm_nvram_push_config(vm,vm->ios_config);        vm_nvram_push_config(vm,vm->ios_config);
# Line 1440  int c3600_init_instance(c3600_t *router) Line 1523  int c3600_init_instance(c3600_t *router)
1523     }     }
1524    
1525     /* Load ROM (ELF image or embedded) */     /* Load ROM (ELF image or embedded) */
1526     cpu0 = vm->boot_cpu;     cpu0 = CPU_MIPS64(vm->boot_cpu);
1527     rom_entry_point = (m_uint32_t)MIPS_ROM_PC;     rom_entry_point = (m_uint32_t)MIPS_ROM_PC;
1528    
1529     if ((vm->rom_filename != NULL) &&     if ((vm->rom_filename != NULL) &&
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