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