palacios/src/palacios/vmm_config.c

   1 #include <palacios/vmm_config.h>
   2 #include <palacios/vmm.h>
   3 #include <palacios/vmm_debug.h>
   4
   5 #include <devices/serial.h>
   6 #include <devices/keyboard.h>
   7 #include <devices/8259a.h>
   8 #include <devices/8254.h>
   9 #include <devices/nvram.h>
  10 #include <devices/generic.h>
  11
  12
  13
  14 int config_guest(struct guest_info * info, void * config_ptr) {
  15
  16   struct guest_mem_layout * layout = (struct guest_mem_layout *)config_ptr;
  17   extern v3_cpu_arch_t v3_cpu_type;
  18   void * region_start;
  19
  20   PrintDebug("Time Init\n");
  21   v3_init_time(info);
  22
  23   PrintDebug("Shadow map Init\n");
  24   init_shadow_map(info);
  25
  26   if (v3_cpu_type == V3_SVM_REV3_CPU) {
  27     info->shdw_pg_mode = NESTED_PAGING;
  28   } else {
  29     init_shadow_page_state(info);
  30     info->shdw_pg_mode = SHADOW_PAGING;
  31   }
  32
  33   info->cpu_mode = REAL;
  34   info->mem_mode = PHYSICAL_MEM;
  35
  36
  37   init_vmm_io_map(info);
  38   init_interrupt_state(info);
  39
  40   dev_mgr_init(info);
  41
  42
  43   int i;
  44
  45
  46   //     SerialPrint("Guest Mem Dump at 0x%x\n", 0x100000);
  47   //PrintDebugMemDump((unsigned char *)(0x100000), 261 * 1024);
  48   if (layout->magic != MAGIC_CODE) {
  49
  50     PrintDebug("Layout Magic Mismatch (0x%x)\n", layout->magic);
  51     return -1;
  52   }
  53
  54   PrintDebug("%d layout regions\n", layout->num_regions);
  55
  56   region_start = (void *)&(layout->regions[layout->num_regions]);
  57
  58   PrintDebug("region start = 0x%x\n", region_start);
  59
  60   for (i = 0; i < layout->num_regions; i++) {
  61     struct layout_region * reg = &(layout->regions[i]);
  62     uint_t num_pages = (reg->length / PAGE_SIZE) + ((reg->length % PAGE_SIZE) ? 1 : 0);
  63     void * guest_mem = V3_AllocPages(num_pages);
  64
  65     PrintDebug("Layout Region %d bytes\n", reg->length);
  66     memcpy(guest_mem, region_start, reg->length);
  67
  68     PrintDebugMemDump((unsigned char *)(guest_mem), 16);
  69
  70     add_shadow_region_passthrough(info, reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), (addr_t)guest_mem);
  71
  72     PrintDebug("Adding Shadow Region (0x%x-0x%x) -> 0x%x\n", reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), guest_mem);
  73
  74     region_start += reg->length;
  75   }
  76
  77       //
  78   add_shadow_region_passthrough(info, 0x0, 0xa0000, (addr_t)V3_AllocPages(160));
  79
  80   add_shadow_region_passthrough(info, 0xa0000, 0xc0000, 0xa0000);
  81   //hook_guest_mem(info, 0xa0000, 0xc0000, passthrough_mem_read, passthrough_mem_write, NULL);
  82
  83
  84   // TEMP
  85   //add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
  86
  87   if (1) {
  88     add_shadow_region_passthrough(info, 0xc7000, 0xc8000, (addr_t)V3_AllocPages(1));
  89     if (add_shadow_region_passthrough(info, 0xc8000, 0xf0000, (addr_t)V3_AllocPages(40)) == -1) {
  90       PrintDebug("Error adding shadow region\n");
  91     }
  92   } else {
  93     add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
  94     add_shadow_region_passthrough(info, 0xc8000, 0xf0000, 0xc8000);
  95   }
  96
  97
  98   //add_shadow_region_passthrough(info, 0x100000, 0x2000000, (addr_t)Allocate_VMM_Pages(8192));
  99   add_shadow_region_passthrough(info, 0x100000, 0x1000000, (addr_t)V3_AllocPages(4096));
 100
 101   add_shadow_region_passthrough(info, 0x1000000, 0x8000000, (addr_t)V3_AllocPages(32768));
 102
 103   // test - give linux accesss to PCI space - PAD
 104   add_shadow_region_passthrough(info, 0xc0000000,0xffffffff,0xc0000000);
 105
 106
 107   print_shadow_map(&(info->mem_map));
 108
 109
 110   {
 111
 112     struct vm_device * nvram = create_nvram();
 113     //struct vm_device * timer = create_timer();
 114     struct vm_device * pic = create_pic();
 115     struct vm_device * keyboard = create_keyboard();
 116     struct vm_device * pit = create_pit();
 117     //struct vm_device * serial = create_serial();
 118
 119
 120 #define GENERIC 1
 121
 122 #if GENERIC
 123     generic_port_range_type range[] = {
 124 #if 1
 125       {0x00, 0x07, GENERIC_PRINT_AND_IGNORE},   // DMA 1 channels 0,1,2,3 (address, counter)
 126       {0xc0, 0xc7, GENERIC_PRINT_AND_IGNORE},   // DMA 2 channels 4,5,6,7 (address, counter)
 127       {0x87, 0x87, GENERIC_PRINT_AND_IGNORE},   // DMA 1 channel 0 page register
 128       {0x83, 0x83, GENERIC_PRINT_AND_IGNORE},   // DMA 1 channel 1 page register
 129       {0x81, 0x81, GENERIC_PRINT_AND_IGNORE},   // DMA 1 channel 2 page register
 130       {0x82, 0x82, GENERIC_PRINT_AND_IGNORE},   // DMA 1 channel 3 page register
 131       {0x8f, 0x8f, GENERIC_PRINT_AND_IGNORE},   // DMA 2 channel 4 page register
 132       {0x8b, 0x8b, GENERIC_PRINT_AND_IGNORE},   // DMA 2 channel 5 page register
 133       {0x89, 0x89, GENERIC_PRINT_AND_IGNORE},   // DMA 2 channel 6 page register
 134       {0x8a, 0x8a, GENERIC_PRINT_AND_IGNORE},   // DMA 2 channel 7 page register
 135       {0x08, 0x0f, GENERIC_PRINT_AND_IGNORE},   // DMA 1 misc registers (csr, req, smask,mode,clearff,reset,enable,mmask)
 136       {0xd0, 0xde, GENERIC_PRINT_AND_IGNORE},   // DMA 2 misc registers
 137 #endif
 138
 139
 140       {0x3f8, 0x3f8+7, GENERIC_PRINT_AND_IGNORE},      // COM 1
 141       {0x2f8, 0x2f8+7, GENERIC_PRINT_AND_IGNORE},      // COM 2
 142       {0x3e8, 0x3e8+7, GENERIC_PRINT_AND_IGNORE},      // COM 3
 143       {0x2e8, 0x2e8+7, GENERIC_PRINT_AND_IGNORE},      // COM 4
 144
 145 #if 0
 146       {0x170, 0x178, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 1
 147       {0x376, 0x377, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 1
 148       {0x1f0, 0x1f8, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 0
 149       {0x3f6, 0x3f7, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 0
 150 #endif
 151
 152
 153 #if 0
 154       {0x3f0, 0x3f2, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (base,statusa/statusb,DOR)
 155       {0x3f4, 0x3f5, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (mainstat/datarate,data)
 156       {0x3f7, 0x3f7, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (DIR)
 157       {0x370, 0x372, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (base,statusa/statusb,DOR)
 158       {0x374, 0x375, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (mainstat/datarate,data)
 159       {0x377, 0x377, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (DIR)
 160
 161 #endif
 162
 163       //          {0x378, 0x400, GENERIC_PRINT_AND_IGNORE}
 164
 165       {0,0,0},  // sentinal - must be last
 166
 167     };
 168
 169
 170     struct vm_device * generic = create_generic(range, NULL, NULL);
 171
 172 #endif
 173
 174     v3_attach_device(info, nvram);
 175     //v3_attach_device(info, timer);
 176     v3_attach_device(info, pic);
 177     v3_attach_device(info, pit);
 178     v3_attach_device(info, keyboard);
 179     // v3_attach_device(info, serial);
 180
 181
 182 #if GENERIC
 183     // Important that this be attached last!
 184     v3_attach_device(info, generic);
 185
 186 #endif
 187
 188     PrintDebugDevMgr(info);
 189   }
 190
 191   // give keyboard interrupts to vm
 192   // no longer needed since we have a keyboard device
 193   //hook_irq(&vm_info, 1);
 194
 195 #if 1
 196   // give floppy controller to vm
 197   v3_hook_irq_for_guest_injection(info, 6);
 198 #endif
 199
 200 #if 1
 201   //primary ide
 202   v3_hook_irq_for_guest_injection(info, 14);
 203
 204   // secondary ide
 205   v3_hook_irq_for_guest_injection(info, 15);
 206 #endif
 207
 208
 209   info->rip = 0xfff0;
 210   info->vm_regs.rsp = 0x0;
 211
 212
 213   return 0;
 214 }
 215
 216
 217
 218
 219
 220
 221
 222
 223
 224
 225
 226
 227
 228
 229
 230
 231
 232
 233
 234
 235
 236
 237 #if 0
 238
 239
 240     if (0) {
 241
 242       //    add_shared_mem_range(&(vm_info.mem_layout), 0, 0x800000, 0x10000);
 243       //    add_shared_mem_range(&(vm_info.mem_layout), 0, 0x1000000, 0);
 244
 245       rip = (ulong_t)(void*)&BuzzVM;
 246       //  rip -= 0x10000;
 247       //    rip = (addr_t)(void*)&exit_test;
 248       //  rip -= 0x2000;
 249       vm_info.rip = rip;
 250       rsp = (addr_t)Alloc_Page();
 251
 252       vm_info.vm_regs.rsp = (rsp +4092 );// - 0x2000;
 253
 254
 255     } else if (0) {
 256       //add_shared_mem_range(&(vm_info.mem_layout), 0x0, 0x1000, 0x100000);
 257       //      add_shared_mem_range(&(vm_info.mem_layout), 0x0, 0x100000, 0x0);
 258
 259       /*
 260         shadow_region_t *ent = Malloc(sizeof(shadow_region_t));;
 261         init_shadow_region_physical(ent,0,0x100000,GUEST_REGION_PHYSICAL_MEMORY,
 262         0x100000, HOST_REGION_PHYSICAL_MEMORY);
 263         add_shadow_region(&(vm_info.mem_map),ent);
 264       */
 265
 266       add_shadow_region_passthrough(&vm_info, 0x0, 0x100000, 0x100000);
 267
 268       v3_hook_io_port(&vm_info, 0x61, &IO_Read, &IO_Write, NULL);
 269       v3_hook_io_port(&vm_info, 0x05, &IO_Read, &IO_Write_to_Serial, NULL);
 270
 271       /*
 272         vm_info.cr0 = 0;
 273         vm_info.cs.base=0xf000;
 274         vm_info.cs.limit=0xffff;
 275       */
 276       //vm_info.rip = 0xfff0;
 277
 278       vm_info.rip = 0;
 279       vm_info.vm_regs.rsp = 0x0;
 280     } else {
 281
 282     }
 283
 284 #endif