palacios/src/palacios/svm_handler.c

   1 /*
   2  * This file is part of the Palacios Virtual Machine Monitor developed
   3  * by the V3VEE Project with funding from the United States National
   4  * Science Foundation and the Department of Energy.
   5  *
   6  * The V3VEE Project is a joint project between Northwestern University
   7  * and the University of New Mexico.  You can find out more at
   8  * http://www.v3vee.org
   9  *
  10  * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
  11  * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
  12  * All rights reserved.
  13  *
  14  * Author: Jack Lange <jarusl@cs.northwestern.edu>
  15  *
  16  * This is free software.  You are permitted to use,
  17  * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
  18  */
  19
  20
  21 #include <palacios/svm_handler.h>
  22 #include <palacios/vmm.h>
  23 #include <palacios/vm_guest_mem.h>
  24 #include <palacios/vmm_decoder.h>
  25 #include <palacios/vmm_ctrl_regs.h>
  26 #include <palacios/svm_io.h>
  27 #include <palacios/vmm_halt.h>
  28 #include <palacios/vmm_mwait.h>
  29 #include <palacios/svm_pause.h>
  30 #include <palacios/svm_wbinvd.h>
  31 #include <palacios/vmm_intr.h>
  32 #include <palacios/vmm_emulator.h>
  33 #include <palacios/svm_msr.h>
  34 #include <palacios/vmm_hypercall.h>
  35 #include <palacios/vmm_cpuid.h>
  36 #include <palacios/vmm_direct_paging.h>
  37
  38 #ifndef V3_CONFIG_DEBUG_SVM
  39 #undef PrintDebug
  40 #define PrintDebug(fmt, args...)
  41 #endif
  42
  43 #ifdef V3_CONFIG_TELEMETRY
  44 #include <palacios/vmm_telemetry.h>
  45 #endif
  46
  47 #ifdef V3_CONFIG_EXT_SW_INTERRUPTS
  48 #include <gears/sw_intr.h>
  49 #endif
  50
  51 int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_info1, addr_t exit_info2) {
  52
  53 #ifdef V3_CONFIG_TELEMETRY
  54     if (info->vm_info->enable_telemetry) {
  55         v3_telemetry_start_exit(info);
  56     }
  57 #endif
  58
  59
  60
  61     //    PrintDebug("SVM Returned: Exit Code: %p\n", (void *)exit_code);
  62
  63     switch (exit_code) {
  64         case SVM_EXIT_IOIO: {
  65             struct svm_io_info * io_info = (struct svm_io_info *)&(exit_info1);
  66
  67             if (io_info->type == 0) {
  68                 if (io_info->str) {
  69
  70                     if (v3_handle_svm_io_outs(info, io_info) == -1 ) {
  71                         return -1;
  72                     }
  73                 } else {
  74                     if (v3_handle_svm_io_out(info, io_info) == -1) {
  75                         return -1;
  76                     }
  77                 }
  78
  79             } else {
  80
  81                 if (io_info->str) {
  82                     if (v3_handle_svm_io_ins(info, io_info) == -1) {
  83                         return -1;
  84                     }
  85                 } else {
  86                     if (v3_handle_svm_io_in(info, io_info) == -1) {
  87                         return -1;
  88                     }
  89                 }
  90             }
  91
  92             info->rip = exit_info2;
  93
  94             break;
  95         }
  96         case SVM_EXIT_MSR:
  97
  98             if (exit_info1 == 0) {
  99                 if (v3_handle_msr_read(info) == -1) {
 100                     return -1;
 101                 }
 102             } else if (exit_info1 == 1) {
 103                 if (v3_handle_msr_write(info) == -1) {
 104                     return -1;
 105                 }
 106             } else {
 107                 PrintError("Invalid MSR Operation\n");
 108                 return -1;
 109             }
 110
 111             break;
 112
 113         case SVM_EXIT_CPUID:
 114             if (v3_handle_cpuid(info) == -1) {
 115                 PrintError("Error handling CPUID\n");
 116                 return -1;
 117             }
 118
 119             break;
 120         case SVM_EXIT_CR0_WRITE:
 121 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
 122             PrintDebug("CR0 Write\n");
 123 #endif
 124             if (v3_handle_cr0_write(info) == -1) {
 125                 return -1;
 126             }
 127             break;
 128         case SVM_EXIT_CR0_READ:
 129 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
 130             PrintDebug("CR0 Read\n");
 131 #endif
 132             if (v3_handle_cr0_read(info) == -1) {
 133                 return -1;
 134             }
 135             break;
 136         case SVM_EXIT_CR3_WRITE:
 137 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
 138             PrintDebug("CR3 Write\n");
 139 #endif
 140             if (v3_handle_cr3_write(info) == -1) {
 141                 return -1;
 142             }
 143
 144             break;
 145         case  SVM_EXIT_CR3_READ:
 146 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
 147             PrintDebug("CR3 Read\n");
 148 #endif
 149             if (v3_handle_cr3_read(info) == -1) {
 150                 return -1;
 151             }
 152             break;
 153         case SVM_EXIT_CR4_WRITE:
 154 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
 155             PrintDebug("CR4 Write\n");
 156 #endif
 157             if (v3_handle_cr4_write(info) == -1) {
 158                 return -1;
 159             }
 160             break;
 161         case  SVM_EXIT_CR4_READ:
 162 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
 163             PrintDebug("CR4 Read\n");
 164 #endif
 165             if (v3_handle_cr4_read(info) == -1) {
 166                 return -1;
 167             }
 168             break;
 169
 170         case SVM_EXIT_CR8_WRITE:
 171 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
 172             PrintDebug("CR8 Read\n");
 173 #endif
 174             if (v3_handle_cr8_read(info) == -1) {
 175                 return -1;
 176             }
 177             break;
 178
 179         case SVM_EXIT_CR8_READ:
 180 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
 181             PrintDebug("CR8 Read\n");
 182 #endif
 183             if (v3_handle_cr8_read(info) == -1) {
 184                 return -1;
 185             }
 186             break;
 187
 188         case SVM_EXIT_EXCP14: {
 189             addr_t fault_addr = exit_info2;
 190             pf_error_t * error_code = (pf_error_t *)&(exit_info1);
 191 #ifdef V3_CONFIG_DEBUG_SHADOW_PAGING
 192             PrintDebug("PageFault at %p (error=%d)\n",
 193                        (void *)fault_addr, *(uint_t *)error_code);
 194 #endif
 195             if (info->shdw_pg_mode == SHADOW_PAGING) {
 196                 if (v3_handle_shadow_pagefault(info, fault_addr, *error_code) == -1) {
 197                     return -1;
 198                 }
 199             } else {
 200                 PrintError("Page fault in un implemented paging mode\n");
 201                 return -1;
 202             }
 203             break;
 204         }
 205         case SVM_EXIT_NPF: {
 206             addr_t fault_addr = exit_info2;
 207             pf_error_t * error_code = (pf_error_t *)&(exit_info1);
 208
 209             if (info->shdw_pg_mode == NESTED_PAGING) {
 210                 if (v3_handle_nested_pagefault(info, fault_addr, *error_code) == -1) {
 211                     return -1;
 212                 }
 213             } else {
 214                 PrintError("Currently unhandled Nested Page Fault\n");
 215                 return -1;
 216                     }
 217             break;
 218             }
 219         case SVM_EXIT_INVLPG:
 220             if (info->shdw_pg_mode == SHADOW_PAGING) {
 221 #ifdef V3_CONFIG_DEBUG_SHADOW_PAGING
 222                 PrintDebug("Invlpg\n");
 223 #endif
 224                 if (v3_handle_shadow_invlpg(info) == -1) {
 225                     return -1;
 226                 }
 227             }
 228             break;
 229         case SVM_EXIT_VMMCALL:
 230             /*
 231              * Hypercall
 232              */
 233
 234             // VMMCALL is a 3 byte op
 235             // We do this early because some hypercalls can change the rip...
 236             info->rip += 3;
 237
 238             if (v3_handle_hypercall(info) == -1) {
 239                 PrintError("Error handling Hypercall\n");
 240                 return -1;
 241             }
 242
 243             break;
 244         case SVM_EXIT_NMI:
 245             // handled by interrupt dispatcher
 246             break;
 247         case SVM_EXIT_INTR:
 248             // handled by interrupt dispatch earlier
 249             break;
 250         case SVM_EXIT_SMI:
 251             //   handle_svm_smi(info); // ignored for now
 252             break;
 253         case SVM_EXIT_HLT:
 254 #ifdef V3_CONFIG_DEBUG_HALT
 255             PrintDebug("Guest halted\n");
 256 #endif
 257             if (v3_handle_halt(info) == -1) {
 258                 return -1;
 259             }
 260             break;
 261
 262         case SVM_EXIT_MONITOR:
 263 #ifdef V3_CONFIG_DEBUG_MWAIT
 264             PrintDebug("Guest issuing MONITOR\n");
 265 #endif
 266             if (v3_handle_monitor(info) == -1) {
 267                 return -1;
 268             }
 269             break;
 270
 271         case SVM_EXIT_MWAIT:
 272         case SVM_EXIT_MWAIT_CONDITIONAL:
 273 #ifdef V3_CONFIG_DEBUG_MWAIT
 274             PrintDebug("Guest issuing MWAIT\n");
 275 #endif
 276             if (v3_handle_mwait(info) == -1) {
 277                 return -1;
 278             }
 279             break;
 280
 281         case SVM_EXIT_PAUSE:
 282             //      PrintDebug("Guest paused\n");
 283             if (v3_handle_svm_pause(info) == -1) {
 284                 return -1;
 285             }
 286             break;
 287         case SVM_EXIT_WBINVD:
 288 #ifdef V3_CONFIG_DEBUG_EMULATOR
 289             PrintDebug("WBINVD\n");
 290 #endif
 291             if (v3_handle_svm_wbinvd(info) == -1) {
 292                 return -1;
 293             }
 294             break;
 295         case SVM_EXIT_RDTSC:
 296 #ifdef V3_CONFIG_DEBUG_TIME
 297             PrintDebug("RDTSC/RDTSCP\n");
 298 #endif
 299             if (v3_handle_rdtsc(info) == -1) {
 300                 PrintError("Error Handling RDTSC instruction\n");
 301                 return -1;
 302             }
 303             break;
 304         case SVM_EXIT_RDTSCP:
 305 #ifdef V3_CONFIG_DEBUG_TIME
 306             PrintDebug("RDTSCP\n");
 307 #endif
 308             if (v3_handle_rdtscp(info) == -1) {
 309                 PrintError("Error handling RDTSCP instruction\n");
 310                 return -1;
 311             }
 312
 313             break;
 314         case SVM_EXIT_SHUTDOWN:
 315             PrintDebug("Guest-initiated shutdown\n");
 316
 317             info->vm_info->run_state = VM_STOPPED;
 318
 319             // Force exit on other cores
 320
 321             break;
 322 #ifdef V3_CONFIG_EXT_SW_INTERRUPTS
 323     case SVM_EXIT_SWINT:
 324 #ifdef V3_CONFIG_DEBUG_EXT_SW_INTERRUPTS
 325         PrintDebug("Intercepted a software interrupt\n");
 326 #endif
 327         if (v3_handle_swintr(info) == -1) {
 328             PrintError("Error handling software interrupt\n");
 329             return -1;
 330         }
 331         break;
 332 #endif
 333
 334
 335             /* Exits Following this line are NOT HANDLED */
 336             /*=======================================================================*/
 337
 338         default: {
 339
 340             addr_t rip_addr;
 341
 342             PrintError("Unhandled SVM Exit: %s\n", v3_svm_exit_code_to_str(exit_code));
 343
 344             rip_addr = get_addr_linear(info, info->rip, &(info->segments.cs));
 345
 346
 347             PrintError("SVM Returned:(VMCB=%p)\n", (void *)(info->vmm_data));
 348             PrintError("RIP: %p\n", (void *)(addr_t)(info->rip));
 349             PrintError("RIP Linear: %p\n", (void *)(addr_t)(rip_addr));
 350
 351             PrintError("SVM Returned: Exit Code: %p\n", (void *)(addr_t)exit_code);
 352
 353             PrintError("io_info1 low = 0x%.8x\n", *(uint_t*)&(exit_info1));
 354             PrintError("io_info1 high = 0x%.8x\n", *(uint_t *)(((uint8_t *)&(exit_info1)) + 4));
 355
 356             PrintError("io_info2 low = 0x%.8x\n", *(uint_t*)&(exit_info2));
 357             PrintError("io_info2 high = 0x%.8x\n", *(uint_t *)(((uint8_t *)&(exit_info2)) + 4));
 358
 359
 360             if (info->shdw_pg_mode == SHADOW_PAGING) {
 361                 //      PrintHostPageTables(info, info->ctrl_regs.cr3);
 362                 //PrintGuestPageTables(info, info->shdw_pg_state.guest_cr3);
 363             }
 364
 365             return -1;
 366         }
 367     }
 368     // END OF SWITCH (EXIT_CODE)
 369
 370 #ifdef V3_CONFIG_TELEMETRY
 371     if (info->vm_info->enable_telemetry) {
 372         v3_telemetry_end_exit(info, exit_code);
 373     }
 374 #endif
 375
 376
 377     if (exit_code == SVM_EXIT_INTR) {
 378         //PrintDebug("INTR ret IP = %x\n", guest_state->rip);
 379     }
 380
 381     return 0;
 382 }
 383
 384
 385 static const char SVM_EXIT_CR0_READ_STR[] = "SVM_EXIT_CR0_READ";
 386 static const char SVM_EXIT_CR1_READ_STR[] = "SVM_EXIT_CR1_READ";
 387 static const char SVM_EXIT_CR2_READ_STR[] = "SVM_EXIT_CR2_READ";
 388 static const char SVM_EXIT_CR3_READ_STR[] = "SVM_EXIT_CR3_READ";
 389 static const char SVM_EXIT_CR4_READ_STR[] = "SVM_EXIT_CR4_READ";
 390 static const char SVM_EXIT_CR5_READ_STR[] = "SVM_EXIT_CR5_READ";
 391 static const char SVM_EXIT_CR6_READ_STR[] = "SVM_EXIT_CR6_READ";
 392 static const char SVM_EXIT_CR7_READ_STR[] = "SVM_EXIT_CR7_READ";
 393 static const char SVM_EXIT_CR8_READ_STR[] = "SVM_EXIT_CR8_READ";
 394 static const char SVM_EXIT_CR9_READ_STR[] = "SVM_EXIT_CR9_READ";
 395 static const char SVM_EXIT_CR10_READ_STR[] = "SVM_EXIT_CR10_READ";
 396 static const char SVM_EXIT_CR11_READ_STR[] = "SVM_EXIT_CR11_READ";
 397 static const char SVM_EXIT_CR12_READ_STR[] = "SVM_EXIT_CR12_READ";
 398 static const char SVM_EXIT_CR13_READ_STR[] = "SVM_EXIT_CR13_READ";
 399 static const char SVM_EXIT_CR14_READ_STR[] = "SVM_EXIT_CR14_READ";
 400 static const char SVM_EXIT_CR15_READ_STR[] = "SVM_EXIT_CR15_READ";
 401 static const char SVM_EXIT_CR0_WRITE_STR[] = "SVM_EXIT_CR0_WRITE";
 402 static const char SVM_EXIT_CR1_WRITE_STR[] = "SVM_EXIT_CR1_WRITE";
 403 static const char SVM_EXIT_CR2_WRITE_STR[] = "SVM_EXIT_CR2_WRITE";
 404 static const char SVM_EXIT_CR3_WRITE_STR[] = "SVM_EXIT_CR3_WRITE";
 405 static const char SVM_EXIT_CR4_WRITE_STR[] = "SVM_EXIT_CR4_WRITE";
 406 static const char SVM_EXIT_CR5_WRITE_STR[] = "SVM_EXIT_CR5_WRITE";
 407 static const char SVM_EXIT_CR6_WRITE_STR[] = "SVM_EXIT_CR6_WRITE";
 408 static const char SVM_EXIT_CR7_WRITE_STR[] = "SVM_EXIT_CR7_WRITE";
 409 static const char SVM_EXIT_CR8_WRITE_STR[] = "SVM_EXIT_CR8_WRITE";
 410 static const char SVM_EXIT_CR9_WRITE_STR[] = "SVM_EXIT_CR9_WRITE";
 411 static const char SVM_EXIT_CR10_WRITE_STR[] = "SVM_EXIT_CR10_WRITE";
 412 static const char SVM_EXIT_CR11_WRITE_STR[] = "SVM_EXIT_CR11_WRITE";
 413 static const char SVM_EXIT_CR12_WRITE_STR[] = "SVM_EXIT_CR12_WRITE";
 414 static const char SVM_EXIT_CR13_WRITE_STR[] = "SVM_EXIT_CR13_WRITE";
 415 static const char SVM_EXIT_CR14_WRITE_STR[] = "SVM_EXIT_CR14_WRITE";
 416 static const char SVM_EXIT_CR15_WRITE_STR[] = "SVM_EXIT_CR15_WRITE";
 417 static const char SVM_EXIT_DR0_READ_STR[] = "SVM_EXIT_DR0_READ";
 418 static const char SVM_EXIT_DR1_READ_STR[] = "SVM_EXIT_DR1_READ";
 419 static const char SVM_EXIT_DR2_READ_STR[] = "SVM_EXIT_DR2_READ";
 420 static const char SVM_EXIT_DR3_READ_STR[] = "SVM_EXIT_DR3_READ";
 421 static const char SVM_EXIT_DR4_READ_STR[] = "SVM_EXIT_DR4_READ";
 422 static const char SVM_EXIT_DR5_READ_STR[] = "SVM_EXIT_DR5_READ";
 423 static const char SVM_EXIT_DR6_READ_STR[] = "SVM_EXIT_DR6_READ";
 424 static const char SVM_EXIT_DR7_READ_STR[] = "SVM_EXIT_DR7_READ";
 425 static const char SVM_EXIT_DR8_READ_STR[] = "SVM_EXIT_DR8_READ";
 426 static const char SVM_EXIT_DR9_READ_STR[] = "SVM_EXIT_DR9_READ";
 427 static const char SVM_EXIT_DR10_READ_STR[] = "SVM_EXIT_DR10_READ";
 428 static const char SVM_EXIT_DR11_READ_STR[] = "SVM_EXIT_DR11_READ";
 429 static const char SVM_EXIT_DR12_READ_STR[] = "SVM_EXIT_DR12_READ";
 430 static const char SVM_EXIT_DR13_READ_STR[] = "SVM_EXIT_DR13_READ";
 431 static const char SVM_EXIT_DR14_READ_STR[] = "SVM_EXIT_DR14_READ";
 432 static const char SVM_EXIT_DR15_READ_STR[] = "SVM_EXIT_DR15_READ";
 433 static const char SVM_EXIT_DR0_WRITE_STR[] = "SVM_EXIT_DR0_WRITE";
 434 static const char SVM_EXIT_DR1_WRITE_STR[] = "SVM_EXIT_DR1_WRITE";
 435 static const char SVM_EXIT_DR2_WRITE_STR[] = "SVM_EXIT_DR2_WRITE";
 436 static const char SVM_EXIT_DR3_WRITE_STR[] = "SVM_EXIT_DR3_WRITE";
 437 static const char SVM_EXIT_DR4_WRITE_STR[] = "SVM_EXIT_DR4_WRITE";
 438 static const char SVM_EXIT_DR5_WRITE_STR[] = "SVM_EXIT_DR5_WRITE";
 439 static const char SVM_EXIT_DR6_WRITE_STR[] = "SVM_EXIT_DR6_WRITE";
 440 static const char SVM_EXIT_DR7_WRITE_STR[] = "SVM_EXIT_DR7_WRITE";
 441 static const char SVM_EXIT_DR8_WRITE_STR[] = "SVM_EXIT_DR8_WRITE";
 442 static const char SVM_EXIT_DR9_WRITE_STR[] = "SVM_EXIT_DR9_WRITE";
 443 static const char SVM_EXIT_DR10_WRITE_STR[] = "SVM_EXIT_DR10_WRITE";
 444 static const char SVM_EXIT_DR11_WRITE_STR[] = "SVM_EXIT_DR11_WRITE";
 445 static const char SVM_EXIT_DR12_WRITE_STR[] = "SVM_EXIT_DR12_WRITE";
 446 static const char SVM_EXIT_DR13_WRITE_STR[] = "SVM_EXIT_DR13_WRITE";
 447 static const char SVM_EXIT_DR14_WRITE_STR[] = "SVM_EXIT_DR14_WRITE";
 448 static const char SVM_EXIT_DR15_WRITE_STR[] = "SVM_EXIT_DR15_WRITE";
 449 static const char SVM_EXIT_EXCP0_STR[] = "SVM_EXIT_EXCP0";
 450 static const char SVM_EXIT_EXCP1_STR[] = "SVM_EXIT_EXCP1";
 451 static const char SVM_EXIT_EXCP2_STR[] = "SVM_EXIT_EXCP2";
 452 static const char SVM_EXIT_EXCP3_STR[] = "SVM_EXIT_EXCP3";
 453 static const char SVM_EXIT_EXCP4_STR[] = "SVM_EXIT_EXCP4";
 454 static const char SVM_EXIT_EXCP5_STR[] = "SVM_EXIT_EXCP5";
 455 static const char SVM_EXIT_EXCP6_STR[] = "SVM_EXIT_EXCP6";
 456 static const char SVM_EXIT_EXCP7_STR[] = "SVM_EXIT_EXCP7";
 457 static const char SVM_EXIT_EXCP8_STR[] = "SVM_EXIT_EXCP8";
 458 static const char SVM_EXIT_EXCP9_STR[] = "SVM_EXIT_EXCP9";
 459 static const char SVM_EXIT_EXCP10_STR[] = "SVM_EXIT_EXCP10";
 460 static const char SVM_EXIT_EXCP11_STR[] = "SVM_EXIT_EXCP11";
 461 static const char SVM_EXIT_EXCP12_STR[] = "SVM_EXIT_EXCP12";
 462 static const char SVM_EXIT_EXCP13_STR[] = "SVM_EXIT_EXCP13";
 463 static const char SVM_EXIT_EXCP14_STR[] = "SVM_EXIT_EXCP14";
 464 static const char SVM_EXIT_EXCP15_STR[] = "SVM_EXIT_EXCP15";
 465 static const char SVM_EXIT_EXCP16_STR[] = "SVM_EXIT_EXCP16";
 466 static const char SVM_EXIT_EXCP17_STR[] = "SVM_EXIT_EXCP17";
 467 static const char SVM_EXIT_EXCP18_STR[] = "SVM_EXIT_EXCP18";
 468 static const char SVM_EXIT_EXCP19_STR[] = "SVM_EXIT_EXCP19";
 469 static const char SVM_EXIT_EXCP20_STR[] = "SVM_EXIT_EXCP20";
 470 static const char SVM_EXIT_EXCP21_STR[] = "SVM_EXIT_EXCP21";
 471 static const char SVM_EXIT_EXCP22_STR[] = "SVM_EXIT_EXCP22";
 472 static const char SVM_EXIT_EXCP23_STR[] = "SVM_EXIT_EXCP23";
 473 static const char SVM_EXIT_EXCP24_STR[] = "SVM_EXIT_EXCP24";
 474 static const char SVM_EXIT_EXCP25_STR[] = "SVM_EXIT_EXCP25";
 475 static const char SVM_EXIT_EXCP26_STR[] = "SVM_EXIT_EXCP26";
 476 static const char SVM_EXIT_EXCP27_STR[] = "SVM_EXIT_EXCP27";
 477 static const char SVM_EXIT_EXCP28_STR[] = "SVM_EXIT_EXCP28";
 478 static const char SVM_EXIT_EXCP29_STR[] = "SVM_EXIT_EXCP29";
 479 static const char SVM_EXIT_EXCP30_STR[] = "SVM_EXIT_EXCP30";
 480 static const char SVM_EXIT_EXCP31_STR[] = "SVM_EXIT_EXCP31";
 481 static const char SVM_EXIT_INTR_STR[] = "SVM_EXIT_INTR";
 482 static const char SVM_EXIT_NMI_STR[] = "SVM_EXIT_NMI";
 483 static const char SVM_EXIT_SMI_STR[] = "SVM_EXIT_SMI";
 484 static const char SVM_EXIT_INIT_STR[] = "SVM_EXIT_INIT";
 485 static const char SVM_EXIT_VINITR_STR[] = "SVM_EXIT_VINITR";
 486 static const char SVM_EXIT_CR0_SEL_WRITE_STR[] = "SVM_EXIT_CR0_SEL_WRITE";
 487 static const char SVM_EXIT_IDTR_READ_STR[] = "SVM_EXIT_IDTR_READ";
 488 static const char SVM_EXIT_GDTR_READ_STR[] = "SVM_EXIT_GDTR_READ";
 489 static const char SVM_EXIT_LDTR_READ_STR[] = "SVM_EXIT_LDTR_READ";
 490 static const char SVM_EXIT_TR_READ_STR[] = "SVM_EXIT_TR_READ";
 491 static const char SVM_EXIT_IDTR_WRITE_STR[] = "SVM_EXIT_IDTR_WRITE";
 492 static const char SVM_EXIT_GDTR_WRITE_STR[] = "SVM_EXIT_GDTR_WRITE";
 493 static const char SVM_EXIT_LDTR_WRITE_STR[] = "SVM_EXIT_LDTR_WRITE";
 494 static const char SVM_EXIT_TR_WRITE_STR[] = "SVM_EXIT_TR_WRITE";
 495 static const char SVM_EXIT_RDTSC_STR[] = "SVM_EXIT_RDTSC";
 496 static const char SVM_EXIT_RDPMC_STR[] = "SVM_EXIT_RDPMC";
 497 static const char SVM_EXIT_PUSHF_STR[] = "SVM_EXIT_PUSHF";
 498 static const char SVM_EXIT_POPF_STR[] = "SVM_EXIT_POPF";
 499 static const char SVM_EXIT_CPUID_STR[] = "SVM_EXIT_CPUID";
 500 static const char SVM_EXIT_RSM_STR[] = "SVM_EXIT_RSM";
 501 static const char SVM_EXIT_IRET_STR[] = "SVM_EXIT_IRET";
 502 static const char SVM_EXIT_SWINT_STR[] = "SVM_EXIT_SWINT";
 503 static const char SVM_EXIT_INVD_STR[] = "SVM_EXIT_INVD";
 504 static const char SVM_EXIT_PAUSE_STR[] = "SVM_EXIT_PAUSE";
 505 static const char SVM_EXIT_HLT_STR[] = "SVM_EXIT_HLT";
 506 static const char SVM_EXIT_INVLPG_STR[] = "SVM_EXIT_INVLPG";
 507 static const char SVM_EXIT_INVLPGA_STR[] = "SVM_EXIT_INVLPGA";
 508 static const char SVM_EXIT_IOIO_STR[] = "SVM_EXIT_IOIO";
 509 static const char SVM_EXIT_MSR_STR[] = "SVM_EXIT_MSR";
 510 static const char SVM_EXIT_TASK_SWITCH_STR[] = "SVM_EXIT_TASK_SWITCH";
 511 static const char SVM_EXIT_FERR_FREEZE_STR[] = "SVM_EXIT_FERR_FREEZE";
 512 static const char SVM_EXIT_SHUTDOWN_STR[] = "SVM_EXIT_SHUTDOWN";
 513 static const char SVM_EXIT_VMRUN_STR[] = "SVM_EXIT_VMRUN";
 514 static const char SVM_EXIT_VMMCALL_STR[] = "SVM_EXIT_VMMCALL";
 515 static const char SVM_EXIT_VMLOAD_STR[] = "SVM_EXIT_VMLOAD";
 516 static const char SVM_EXIT_VMSAVE_STR[] = "SVM_EXIT_VMSAVE";
 517 static const char SVM_EXIT_STGI_STR[] = "SVM_EXIT_STGI";
 518 static const char SVM_EXIT_CLGI_STR[] = "SVM_EXIT_CLGI";
 519 static const char SVM_EXIT_SKINIT_STR[] = "SVM_EXIT_SKINIT";
 520 static const char SVM_EXIT_RDTSCP_STR[] = "SVM_EXIT_RDTSCP";
 521 static const char SVM_EXIT_ICEBP_STR[] = "SVM_EXIT_ICEBP";
 522 static const char SVM_EXIT_WBINVD_STR[] = "SVM_EXIT_WBINVD";
 523 static const char SVM_EXIT_MONITOR_STR[] = "SVM_EXIT_MONITOR";
 524 static const char SVM_EXIT_MWAIT_STR[] = "SVM_EXIT_MWAIT";
 525 static const char SVM_EXIT_MWAIT_CONDITIONAL_STR[] = "SVM_EXIT_MWAIT_CONDITIONAL";
 526 static const char SVM_EXIT_NPF_STR[] = "SVM_EXIT_NPF";
 527 static const char SVM_EXIT_INVALID_VMCB_STR[] = "SVM_EXIT_INVALID_VMCB";
 528
 529
 530
 531 const char * v3_svm_exit_code_to_str(uint_t exit_code) {
 532     switch(exit_code) {
 533         case SVM_EXIT_CR0_READ:
 534             return SVM_EXIT_CR0_READ_STR;
 535         case SVM_EXIT_CR1_READ:
 536             return SVM_EXIT_CR1_READ_STR;
 537         case SVM_EXIT_CR2_READ:
 538             return SVM_EXIT_CR2_READ_STR;
 539         case SVM_EXIT_CR3_READ:
 540             return SVM_EXIT_CR3_READ_STR;
 541         case SVM_EXIT_CR4_READ:
 542             return SVM_EXIT_CR4_READ_STR;
 543         case SVM_EXIT_CR5_READ:
 544             return SVM_EXIT_CR5_READ_STR;
 545         case SVM_EXIT_CR6_READ:
 546             return SVM_EXIT_CR6_READ_STR;
 547         case SVM_EXIT_CR7_READ:
 548             return SVM_EXIT_CR7_READ_STR;
 549         case SVM_EXIT_CR8_READ:
 550             return SVM_EXIT_CR8_READ_STR;
 551         case SVM_EXIT_CR9_READ:
 552             return SVM_EXIT_CR9_READ_STR;
 553         case SVM_EXIT_CR10_READ:
 554             return SVM_EXIT_CR10_READ_STR;
 555         case SVM_EXIT_CR11_READ:
 556             return SVM_EXIT_CR11_READ_STR;
 557         case SVM_EXIT_CR12_READ:
 558             return SVM_EXIT_CR12_READ_STR;
 559         case SVM_EXIT_CR13_READ:
 560             return SVM_EXIT_CR13_READ_STR;
 561         case SVM_EXIT_CR14_READ:
 562             return SVM_EXIT_CR14_READ_STR;
 563         case SVM_EXIT_CR15_READ:
 564             return SVM_EXIT_CR15_READ_STR;
 565         case SVM_EXIT_CR0_WRITE:
 566             return SVM_EXIT_CR0_WRITE_STR;
 567         case SVM_EXIT_CR1_WRITE:
 568             return SVM_EXIT_CR1_WRITE_STR;
 569         case SVM_EXIT_CR2_WRITE:
 570             return SVM_EXIT_CR2_WRITE_STR;
 571         case SVM_EXIT_CR3_WRITE:
 572             return SVM_EXIT_CR3_WRITE_STR;
 573         case SVM_EXIT_CR4_WRITE:
 574             return SVM_EXIT_CR4_WRITE_STR;
 575         case SVM_EXIT_CR5_WRITE:
 576             return SVM_EXIT_CR5_WRITE_STR;
 577         case SVM_EXIT_CR6_WRITE:
 578             return SVM_EXIT_CR6_WRITE_STR;
 579         case SVM_EXIT_CR7_WRITE:
 580             return SVM_EXIT_CR7_WRITE_STR;
 581         case SVM_EXIT_CR8_WRITE:
 582             return SVM_EXIT_CR8_WRITE_STR;
 583         case SVM_EXIT_CR9_WRITE:
 584             return SVM_EXIT_CR9_WRITE_STR;
 585         case SVM_EXIT_CR10_WRITE:
 586             return SVM_EXIT_CR10_WRITE_STR;
 587         case SVM_EXIT_CR11_WRITE:
 588             return SVM_EXIT_CR11_WRITE_STR;
 589         case SVM_EXIT_CR12_WRITE:
 590             return SVM_EXIT_CR12_WRITE_STR;
 591         case SVM_EXIT_CR13_WRITE:
 592             return SVM_EXIT_CR13_WRITE_STR;
 593         case SVM_EXIT_CR14_WRITE:
 594             return SVM_EXIT_CR14_WRITE_STR;
 595         case SVM_EXIT_CR15_WRITE:
 596             return SVM_EXIT_CR15_WRITE_STR;
 597         case SVM_EXIT_DR0_READ:
 598             return SVM_EXIT_DR0_READ_STR;
 599         case SVM_EXIT_DR1_READ:
 600             return SVM_EXIT_DR1_READ_STR;
 601         case SVM_EXIT_DR2_READ:
 602             return SVM_EXIT_DR2_READ_STR;
 603         case SVM_EXIT_DR3_READ:
 604             return SVM_EXIT_DR3_READ_STR;
 605         case SVM_EXIT_DR4_READ:
 606             return SVM_EXIT_DR4_READ_STR;
 607         case SVM_EXIT_DR5_READ:
 608             return SVM_EXIT_DR5_READ_STR;
 609         case SVM_EXIT_DR6_READ:
 610             return SVM_EXIT_DR6_READ_STR;
 611         case SVM_EXIT_DR7_READ:
 612             return SVM_EXIT_DR7_READ_STR;
 613         case SVM_EXIT_DR8_READ:
 614             return SVM_EXIT_DR8_READ_STR;
 615         case SVM_EXIT_DR9_READ:
 616             return SVM_EXIT_DR9_READ_STR;
 617         case SVM_EXIT_DR10_READ:
 618             return SVM_EXIT_DR10_READ_STR;
 619         case SVM_EXIT_DR11_READ:
 620             return SVM_EXIT_DR11_READ_STR;
 621         case SVM_EXIT_DR12_READ:
 622             return SVM_EXIT_DR12_READ_STR;
 623         case SVM_EXIT_DR13_READ:
 624             return SVM_EXIT_DR13_READ_STR;
 625         case SVM_EXIT_DR14_READ:
 626             return SVM_EXIT_DR14_READ_STR;
 627         case SVM_EXIT_DR15_READ:
 628             return SVM_EXIT_DR15_READ_STR;
 629         case SVM_EXIT_DR0_WRITE:
 630             return SVM_EXIT_DR0_WRITE_STR;
 631         case SVM_EXIT_DR1_WRITE:
 632             return SVM_EXIT_DR1_WRITE_STR;
 633         case SVM_EXIT_DR2_WRITE:
 634             return SVM_EXIT_DR2_WRITE_STR;
 635         case SVM_EXIT_DR3_WRITE:
 636             return SVM_EXIT_DR3_WRITE_STR;
 637         case SVM_EXIT_DR4_WRITE:
 638             return SVM_EXIT_DR4_WRITE_STR;
 639         case SVM_EXIT_DR5_WRITE:
 640             return SVM_EXIT_DR5_WRITE_STR;
 641         case SVM_EXIT_DR6_WRITE:
 642             return SVM_EXIT_DR6_WRITE_STR;
 643         case SVM_EXIT_DR7_WRITE:
 644             return SVM_EXIT_DR7_WRITE_STR;
 645         case SVM_EXIT_DR8_WRITE:
 646             return SVM_EXIT_DR8_WRITE_STR;
 647         case SVM_EXIT_DR9_WRITE:
 648             return SVM_EXIT_DR9_WRITE_STR;
 649         case SVM_EXIT_DR10_WRITE:
 650             return SVM_EXIT_DR10_WRITE_STR;
 651         case SVM_EXIT_DR11_WRITE:
 652             return SVM_EXIT_DR11_WRITE_STR;
 653         case SVM_EXIT_DR12_WRITE:
 654             return SVM_EXIT_DR12_WRITE_STR;
 655         case SVM_EXIT_DR13_WRITE:
 656             return SVM_EXIT_DR13_WRITE_STR;
 657         case SVM_EXIT_DR14_WRITE:
 658             return SVM_EXIT_DR14_WRITE_STR;
 659         case SVM_EXIT_DR15_WRITE:
 660             return SVM_EXIT_DR15_WRITE_STR;
 661         case SVM_EXIT_EXCP0:
 662             return SVM_EXIT_EXCP0_STR;
 663         case SVM_EXIT_EXCP1:
 664             return SVM_EXIT_EXCP1_STR;
 665         case SVM_EXIT_EXCP2:
 666             return SVM_EXIT_EXCP2_STR;
 667         case SVM_EXIT_EXCP3:
 668             return SVM_EXIT_EXCP3_STR;
 669         case SVM_EXIT_EXCP4:
 670             return SVM_EXIT_EXCP4_STR;
 671         case SVM_EXIT_EXCP5:
 672             return SVM_EXIT_EXCP5_STR;
 673         case SVM_EXIT_EXCP6:
 674             return SVM_EXIT_EXCP6_STR;
 675         case SVM_EXIT_EXCP7:
 676             return SVM_EXIT_EXCP7_STR;
 677         case SVM_EXIT_EXCP8:
 678             return SVM_EXIT_EXCP8_STR;
 679         case SVM_EXIT_EXCP9:
 680             return SVM_EXIT_EXCP9_STR;
 681         case SVM_EXIT_EXCP10:
 682             return SVM_EXIT_EXCP10_STR;
 683         case SVM_EXIT_EXCP11:
 684             return SVM_EXIT_EXCP11_STR;
 685         case SVM_EXIT_EXCP12:
 686             return SVM_EXIT_EXCP12_STR;
 687         case SVM_EXIT_EXCP13:
 688             return SVM_EXIT_EXCP13_STR;
 689         case SVM_EXIT_EXCP14:
 690             return SVM_EXIT_EXCP14_STR;
 691         case SVM_EXIT_EXCP15:
 692             return SVM_EXIT_EXCP15_STR;
 693         case SVM_EXIT_EXCP16:
 694             return SVM_EXIT_EXCP16_STR;
 695         case SVM_EXIT_EXCP17:
 696             return SVM_EXIT_EXCP17_STR;
 697         case SVM_EXIT_EXCP18:
 698             return SVM_EXIT_EXCP18_STR;
 699         case SVM_EXIT_EXCP19:
 700             return SVM_EXIT_EXCP19_STR;
 701         case SVM_EXIT_EXCP20:
 702             return SVM_EXIT_EXCP20_STR;
 703         case SVM_EXIT_EXCP21:
 704             return SVM_EXIT_EXCP21_STR;
 705         case SVM_EXIT_EXCP22:
 706             return SVM_EXIT_EXCP22_STR;
 707         case SVM_EXIT_EXCP23:
 708             return SVM_EXIT_EXCP23_STR;
 709         case SVM_EXIT_EXCP24:
 710             return SVM_EXIT_EXCP24_STR;
 711         case SVM_EXIT_EXCP25:
 712             return SVM_EXIT_EXCP25_STR;
 713         case SVM_EXIT_EXCP26:
 714             return SVM_EXIT_EXCP26_STR;
 715         case SVM_EXIT_EXCP27:
 716             return SVM_EXIT_EXCP27_STR;
 717         case SVM_EXIT_EXCP28:
 718             return SVM_EXIT_EXCP28_STR;
 719         case SVM_EXIT_EXCP29:
 720             return SVM_EXIT_EXCP29_STR;
 721         case SVM_EXIT_EXCP30:
 722             return SVM_EXIT_EXCP30_STR;
 723         case SVM_EXIT_EXCP31:
 724             return SVM_EXIT_EXCP31_STR;
 725         case SVM_EXIT_INTR:
 726             return SVM_EXIT_INTR_STR;
 727         case SVM_EXIT_NMI:
 728             return SVM_EXIT_NMI_STR;
 729         case SVM_EXIT_SMI:
 730             return SVM_EXIT_SMI_STR;
 731         case SVM_EXIT_INIT:
 732             return SVM_EXIT_INIT_STR;
 733         case SVM_EXIT_VINITR:
 734             return SVM_EXIT_VINITR_STR;
 735         case SVM_EXIT_CR0_SEL_WRITE:
 736             return SVM_EXIT_CR0_SEL_WRITE_STR;
 737         case SVM_EXIT_IDTR_READ:
 738             return SVM_EXIT_IDTR_READ_STR;
 739         case SVM_EXIT_GDTR_READ:
 740             return SVM_EXIT_GDTR_READ_STR;
 741         case SVM_EXIT_LDTR_READ:
 742             return SVM_EXIT_LDTR_READ_STR;
 743         case SVM_EXIT_TR_READ:
 744             return SVM_EXIT_TR_READ_STR;
 745         case SVM_EXIT_IDTR_WRITE:
 746             return SVM_EXIT_IDTR_WRITE_STR;
 747         case SVM_EXIT_GDTR_WRITE:
 748             return SVM_EXIT_GDTR_WRITE_STR;
 749         case SVM_EXIT_LDTR_WRITE:
 750             return SVM_EXIT_LDTR_WRITE_STR;
 751         case SVM_EXIT_TR_WRITE:
 752             return SVM_EXIT_TR_WRITE_STR;
 753         case SVM_EXIT_RDTSC:
 754             return SVM_EXIT_RDTSC_STR;
 755         case SVM_EXIT_RDPMC:
 756             return SVM_EXIT_RDPMC_STR;
 757         case SVM_EXIT_PUSHF:
 758             return SVM_EXIT_PUSHF_STR;
 759         case SVM_EXIT_POPF:
 760             return SVM_EXIT_POPF_STR;
 761         case SVM_EXIT_CPUID:
 762             return SVM_EXIT_CPUID_STR;
 763         case SVM_EXIT_RSM:
 764             return SVM_EXIT_RSM_STR;
 765         case SVM_EXIT_IRET:
 766             return SVM_EXIT_IRET_STR;
 767         case SVM_EXIT_SWINT:
 768             return SVM_EXIT_SWINT_STR;
 769         case SVM_EXIT_INVD:
 770             return SVM_EXIT_INVD_STR;
 771         case SVM_EXIT_PAUSE:
 772             return SVM_EXIT_PAUSE_STR;
 773         case SVM_EXIT_HLT:
 774             return SVM_EXIT_HLT_STR;
 775         case SVM_EXIT_INVLPG:
 776             return SVM_EXIT_INVLPG_STR;
 777         case SVM_EXIT_INVLPGA:
 778             return SVM_EXIT_INVLPGA_STR;
 779         case SVM_EXIT_IOIO:
 780             return SVM_EXIT_IOIO_STR;
 781         case SVM_EXIT_MSR:
 782             return SVM_EXIT_MSR_STR;
 783         case SVM_EXIT_TASK_SWITCH:
 784             return SVM_EXIT_TASK_SWITCH_STR;
 785         case SVM_EXIT_FERR_FREEZE:
 786             return SVM_EXIT_FERR_FREEZE_STR;
 787         case SVM_EXIT_SHUTDOWN:
 788             return SVM_EXIT_SHUTDOWN_STR;
 789         case SVM_EXIT_VMRUN:
 790             return SVM_EXIT_VMRUN_STR;
 791         case SVM_EXIT_VMMCALL:
 792             return SVM_EXIT_VMMCALL_STR;
 793         case SVM_EXIT_VMLOAD:
 794             return SVM_EXIT_VMLOAD_STR;
 795         case SVM_EXIT_VMSAVE:
 796             return SVM_EXIT_VMSAVE_STR;
 797         case SVM_EXIT_STGI:
 798             return SVM_EXIT_STGI_STR;
 799         case SVM_EXIT_CLGI:
 800             return SVM_EXIT_CLGI_STR;
 801         case SVM_EXIT_SKINIT:
 802             return SVM_EXIT_SKINIT_STR;
 803         case SVM_EXIT_RDTSCP:
 804             return SVM_EXIT_RDTSCP_STR;
 805         case SVM_EXIT_ICEBP:
 806             return SVM_EXIT_ICEBP_STR;
 807         case SVM_EXIT_WBINVD:
 808             return SVM_EXIT_WBINVD_STR;
 809         case SVM_EXIT_MONITOR:
 810             return SVM_EXIT_MONITOR_STR;
 811         case SVM_EXIT_MWAIT:
 812             return SVM_EXIT_MWAIT_STR;
 813         case SVM_EXIT_MWAIT_CONDITIONAL:
 814             return SVM_EXIT_MWAIT_CONDITIONAL_STR;
 815         case SVM_EXIT_NPF:
 816             return SVM_EXIT_NPF_STR;
 817         case SVM_EXIT_INVALID_VMCB:
 818             return SVM_EXIT_INVALID_VMCB_STR;
 819     }
 820     return NULL;
 821 }