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.
6 * The V3VEE Project is a joint project between Northwestern University
7 * and the University of New Mexico. You can find out more at
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.
14 * Author: Jack Lange <jarusl@cs.northwestern.edu>
16 * This is free software. You are permitted to use,
17 * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
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>
37 #ifndef V3_CONFIG_DEBUG_SVM
39 #define PrintDebug(fmt, args...)
42 #ifdef V3_CONFIG_TELEMETRY
43 #include <palacios/vmm_telemetry.h>
48 int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_info1, addr_t exit_info2) {
50 #ifdef V3_CONFIG_TELEMETRY
51 if (info->vm_info->enable_telemetry) {
52 v3_telemetry_start_exit(info);
57 //PrintDebug("SVM Returned: Exit Code: %x\n",exit_code);
61 struct svm_io_info * io_info = (struct svm_io_info *)&(exit_info1);
63 if (io_info->type == 0) {
66 if (v3_handle_svm_io_outs(info, io_info) == -1 ) {
70 if (v3_handle_svm_io_out(info, io_info) == -1) {
78 if (v3_handle_svm_io_ins(info, io_info) == -1) {
82 if (v3_handle_svm_io_in(info, io_info) == -1) {
88 info->rip = exit_info2;
94 if (exit_info1 == 0) {
95 if (v3_handle_msr_read(info) == -1) {
98 } else if (exit_info1 == 1) {
99 if (v3_handle_msr_write(info) == -1) {
103 PrintError("Invalid MSR Operation\n");
110 if (v3_handle_cpuid(info) == -1) {
111 PrintError("Error handling CPUID\n");
116 case VMEXIT_CR0_WRITE:
117 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
118 PrintDebug("CR0 Write\n");
120 if (v3_handle_cr0_write(info) == -1) {
124 case VMEXIT_CR0_READ:
125 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
126 PrintDebug("CR0 Read\n");
128 if (v3_handle_cr0_read(info) == -1) {
132 case VMEXIT_CR3_WRITE:
133 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
134 PrintDebug("CR3 Write\n");
136 if (v3_handle_cr3_write(info) == -1) {
141 case VMEXIT_CR3_READ:
142 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
143 PrintDebug("CR3 Read\n");
145 if (v3_handle_cr3_read(info) == -1) {
149 case VMEXIT_CR4_WRITE:
150 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
151 PrintDebug("CR4 Write\n");
153 if (v3_handle_cr4_write(info) == -1) {
157 case VMEXIT_CR4_READ:
158 #ifdef V3_CONFIG_DEBUG_CTRL_REGS
159 PrintDebug("CR4 Read\n");
161 if (v3_handle_cr4_read(info) == -1) {
165 case VMEXIT_EXCP14: {
166 addr_t fault_addr = exit_info2;
167 pf_error_t * error_code = (pf_error_t *)&(exit_info1);
168 #ifdef V3_CONFIG_DEBUG_SHADOW_PAGING
169 PrintDebug("PageFault at %p (error=%d)\n",
170 (void *)fault_addr, *(uint_t *)error_code);
172 if (info->shdw_pg_mode == SHADOW_PAGING) {
173 if (v3_handle_shadow_pagefault(info, fault_addr, *error_code) == -1) {
177 PrintError("Page fault in un implemented paging mode\n");
183 addr_t fault_addr = exit_info2;
184 pf_error_t * error_code = (pf_error_t *)&(exit_info1);
186 if (info->shdw_pg_mode == NESTED_PAGING) {
187 if (v3_handle_nested_pagefault(info, fault_addr, *error_code) == -1) {
191 PrintError("Currently unhandled Nested Page Fault\n");
197 if (info->shdw_pg_mode == SHADOW_PAGING) {
198 #ifdef V3_CONFIG_DEBUG_SHADOW_PAGING
199 PrintDebug("Invlpg\n");
201 if (v3_handle_shadow_invlpg(info) == -1) {
211 // VMMCALL is a 3 byte op
212 // We do this early because some hypercalls can change the rip...
215 if (v3_handle_hypercall(info) == -1) {
216 PrintError("Error handling Hypercall\n");
222 // handled by interrupt dispatcher
225 // handled by interrupt dispatch earlier
228 // handle_svm_smi(info); // ignored for now
231 #ifdef V3_CONFIG_DEBUG_HALT
232 PrintDebug("Guest halted\n");
234 if (v3_handle_halt(info) == -1) {
239 // PrintDebug("Guest paused\n");
240 if (v3_handle_svm_pause(info) == -1) {
245 #ifdef V3_CONFIG_DEBUG_EMULATOR
246 PrintDebug("WBINVD\n");
248 if (v3_handle_svm_wbinvd(info) == -1) {
253 #ifdef V3_CONFIG_DEBUG_TIME
254 PrintDebug("RDTSC/RDTSCP\n");
256 if (v3_handle_rdtsc(info) == -1) {
257 PrintError("Error Handling RDTSC instruction\n");
262 #ifdef V3_CONFIG_DEBUG_TIME
263 PrintDebug("RDTSCP\n");
265 if (v3_handle_rdtscp(info) == -1) {
266 PrintError("Error Handling RDTSCP instruction\n");
270 case VMEXIT_SHUTDOWN:
271 PrintDebug("Guest-initiated shutdown\n");
273 info->vm_info->run_state = VM_STOPPED;
275 // Force exit on other cores
280 /* Exits Following this line are NOT HANDLED */
281 /*=======================================================================*/
287 PrintError("Unhandled SVM Exit: %s\n", vmexit_code_to_str(exit_code));
289 rip_addr = get_addr_linear(info, info->rip, &(info->segments.cs));
292 PrintError("SVM Returned:(VMCB=%p)\n", (void *)(info->vmm_data));
293 PrintError("RIP: %p\n", (void *)(addr_t)(info->rip));
294 PrintError("RIP Linear: %p\n", (void *)(addr_t)(rip_addr));
296 PrintError("SVM Returned: Exit Code: %p\n", (void *)(addr_t)exit_code);
298 PrintError("io_info1 low = 0x%.8x\n", *(uint_t*)&(exit_info1));
299 PrintError("io_info1 high = 0x%.8x\n", *(uint_t *)(((uchar_t *)&(exit_info1)) + 4));
301 PrintError("io_info2 low = 0x%.8x\n", *(uint_t*)&(exit_info2));
302 PrintError("io_info2 high = 0x%.8x\n", *(uint_t *)(((uchar_t *)&(exit_info2)) + 4));
305 if (info->shdw_pg_mode == SHADOW_PAGING) {
306 // PrintHostPageTables(info, info->ctrl_regs.cr3);
307 //PrintGuestPageTables(info, info->shdw_pg_state.guest_cr3);
313 // END OF SWITCH (EXIT_CODE)
315 #ifdef V3_CONFIG_TELEMETRY
316 if (info->vm_info->enable_telemetry) {
317 v3_telemetry_end_exit(info, exit_code);
322 if (exit_code == VMEXIT_INTR) {
323 //PrintDebug("INTR ret IP = %x\n", guest_state->rip);
330 static const char VMEXIT_CR0_READ_STR[] = "VMEXIT_CR0_READ";
331 static const char VMEXIT_CR1_READ_STR[] = "VMEXIT_CR1_READ";
332 static const char VMEXIT_CR2_READ_STR[] = "VMEXIT_CR2_READ";
333 static const char VMEXIT_CR3_READ_STR[] = "VMEXIT_CR3_READ";
334 static const char VMEXIT_CR4_READ_STR[] = "VMEXIT_CR4_READ";
335 static const char VMEXIT_CR5_READ_STR[] = "VMEXIT_CR5_READ";
336 static const char VMEXIT_CR6_READ_STR[] = "VMEXIT_CR6_READ";
337 static const char VMEXIT_CR7_READ_STR[] = "VMEXIT_CR7_READ";
338 static const char VMEXIT_CR8_READ_STR[] = "VMEXIT_CR8_READ";
339 static const char VMEXIT_CR9_READ_STR[] = "VMEXIT_CR9_READ";
340 static const char VMEXIT_CR10_READ_STR[] = "VMEXIT_CR10_READ";
341 static const char VMEXIT_CR11_READ_STR[] = "VMEXIT_CR11_READ";
342 static const char VMEXIT_CR12_READ_STR[] = "VMEXIT_CR12_READ";
343 static const char VMEXIT_CR13_READ_STR[] = "VMEXIT_CR13_READ";
344 static const char VMEXIT_CR14_READ_STR[] = "VMEXIT_CR14_READ";
345 static const char VMEXIT_CR15_READ_STR[] = "VMEXIT_CR15_READ";
346 static const char VMEXIT_CR0_WRITE_STR[] = "VMEXIT_CR0_WRITE";
347 static const char VMEXIT_CR1_WRITE_STR[] = "VMEXIT_CR1_WRITE";
348 static const char VMEXIT_CR2_WRITE_STR[] = "VMEXIT_CR2_WRITE";
349 static const char VMEXIT_CR3_WRITE_STR[] = "VMEXIT_CR3_WRITE";
350 static const char VMEXIT_CR4_WRITE_STR[] = "VMEXIT_CR4_WRITE";
351 static const char VMEXIT_CR5_WRITE_STR[] = "VMEXIT_CR5_WRITE";
352 static const char VMEXIT_CR6_WRITE_STR[] = "VMEXIT_CR6_WRITE";
353 static const char VMEXIT_CR7_WRITE_STR[] = "VMEXIT_CR7_WRITE";
354 static const char VMEXIT_CR8_WRITE_STR[] = "VMEXIT_CR8_WRITE";
355 static const char VMEXIT_CR9_WRITE_STR[] = "VMEXIT_CR9_WRITE";
356 static const char VMEXIT_CR10_WRITE_STR[] = "VMEXIT_CR10_WRITE";
357 static const char VMEXIT_CR11_WRITE_STR[] = "VMEXIT_CR11_WRITE";
358 static const char VMEXIT_CR12_WRITE_STR[] = "VMEXIT_CR12_WRITE";
359 static const char VMEXIT_CR13_WRITE_STR[] = "VMEXIT_CR13_WRITE";
360 static const char VMEXIT_CR14_WRITE_STR[] = "VMEXIT_CR14_WRITE";
361 static const char VMEXIT_CR15_WRITE_STR[] = "VMEXIT_CR15_WRITE";
362 static const char VMEXIT_DR0_READ_STR[] = "VMEXIT_DR0_READ";
363 static const char VMEXIT_DR1_READ_STR[] = "VMEXIT_DR1_READ";
364 static const char VMEXIT_DR2_READ_STR[] = "VMEXIT_DR2_READ";
365 static const char VMEXIT_DR3_READ_STR[] = "VMEXIT_DR3_READ";
366 static const char VMEXIT_DR4_READ_STR[] = "VMEXIT_DR4_READ";
367 static const char VMEXIT_DR5_READ_STR[] = "VMEXIT_DR5_READ";
368 static const char VMEXIT_DR6_READ_STR[] = "VMEXIT_DR6_READ";
369 static const char VMEXIT_DR7_READ_STR[] = "VMEXIT_DR7_READ";
370 static const char VMEXIT_DR8_READ_STR[] = "VMEXIT_DR8_READ";
371 static const char VMEXIT_DR9_READ_STR[] = "VMEXIT_DR9_READ";
372 static const char VMEXIT_DR10_READ_STR[] = "VMEXIT_DR10_READ";
373 static const char VMEXIT_DR11_READ_STR[] = "VMEXIT_DR11_READ";
374 static const char VMEXIT_DR12_READ_STR[] = "VMEXIT_DR12_READ";
375 static const char VMEXIT_DR13_READ_STR[] = "VMEXIT_DR13_READ";
376 static const char VMEXIT_DR14_READ_STR[] = "VMEXIT_DR14_READ";
377 static const char VMEXIT_DR15_READ_STR[] = "VMEXIT_DR15_READ";
378 static const char VMEXIT_DR0_WRITE_STR[] = "VMEXIT_DR0_WRITE";
379 static const char VMEXIT_DR1_WRITE_STR[] = "VMEXIT_DR1_WRITE";
380 static const char VMEXIT_DR2_WRITE_STR[] = "VMEXIT_DR2_WRITE";
381 static const char VMEXIT_DR3_WRITE_STR[] = "VMEXIT_DR3_WRITE";
382 static const char VMEXIT_DR4_WRITE_STR[] = "VMEXIT_DR4_WRITE";
383 static const char VMEXIT_DR5_WRITE_STR[] = "VMEXIT_DR5_WRITE";
384 static const char VMEXIT_DR6_WRITE_STR[] = "VMEXIT_DR6_WRITE";
385 static const char VMEXIT_DR7_WRITE_STR[] = "VMEXIT_DR7_WRITE";
386 static const char VMEXIT_DR8_WRITE_STR[] = "VMEXIT_DR8_WRITE";
387 static const char VMEXIT_DR9_WRITE_STR[] = "VMEXIT_DR9_WRITE";
388 static const char VMEXIT_DR10_WRITE_STR[] = "VMEXIT_DR10_WRITE";
389 static const char VMEXIT_DR11_WRITE_STR[] = "VMEXIT_DR11_WRITE";
390 static const char VMEXIT_DR12_WRITE_STR[] = "VMEXIT_DR12_WRITE";
391 static const char VMEXIT_DR13_WRITE_STR[] = "VMEXIT_DR13_WRITE";
392 static const char VMEXIT_DR14_WRITE_STR[] = "VMEXIT_DR14_WRITE";
393 static const char VMEXIT_DR15_WRITE_STR[] = "VMEXIT_DR15_WRITE";
394 static const char VMEXIT_EXCP0_STR[] = "VMEXIT_EXCP0";
395 static const char VMEXIT_EXCP1_STR[] = "VMEXIT_EXCP1";
396 static const char VMEXIT_EXCP2_STR[] = "VMEXIT_EXCP2";
397 static const char VMEXIT_EXCP3_STR[] = "VMEXIT_EXCP3";
398 static const char VMEXIT_EXCP4_STR[] = "VMEXIT_EXCP4";
399 static const char VMEXIT_EXCP5_STR[] = "VMEXIT_EXCP5";
400 static const char VMEXIT_EXCP6_STR[] = "VMEXIT_EXCP6";
401 static const char VMEXIT_EXCP7_STR[] = "VMEXIT_EXCP7";
402 static const char VMEXIT_EXCP8_STR[] = "VMEXIT_EXCP8";
403 static const char VMEXIT_EXCP9_STR[] = "VMEXIT_EXCP9";
404 static const char VMEXIT_EXCP10_STR[] = "VMEXIT_EXCP10";
405 static const char VMEXIT_EXCP11_STR[] = "VMEXIT_EXCP11";
406 static const char VMEXIT_EXCP12_STR[] = "VMEXIT_EXCP12";
407 static const char VMEXIT_EXCP13_STR[] = "VMEXIT_EXCP13";
408 static const char VMEXIT_EXCP14_STR[] = "VMEXIT_EXCP14";
409 static const char VMEXIT_EXCP15_STR[] = "VMEXIT_EXCP15";
410 static const char VMEXIT_EXCP16_STR[] = "VMEXIT_EXCP16";
411 static const char VMEXIT_EXCP17_STR[] = "VMEXIT_EXCP17";
412 static const char VMEXIT_EXCP18_STR[] = "VMEXIT_EXCP18";
413 static const char VMEXIT_EXCP19_STR[] = "VMEXIT_EXCP19";
414 static const char VMEXIT_EXCP20_STR[] = "VMEXIT_EXCP20";
415 static const char VMEXIT_EXCP21_STR[] = "VMEXIT_EXCP21";
416 static const char VMEXIT_EXCP22_STR[] = "VMEXIT_EXCP22";
417 static const char VMEXIT_EXCP23_STR[] = "VMEXIT_EXCP23";
418 static const char VMEXIT_EXCP24_STR[] = "VMEXIT_EXCP24";
419 static const char VMEXIT_EXCP25_STR[] = "VMEXIT_EXCP25";
420 static const char VMEXIT_EXCP26_STR[] = "VMEXIT_EXCP26";
421 static const char VMEXIT_EXCP27_STR[] = "VMEXIT_EXCP27";
422 static const char VMEXIT_EXCP28_STR[] = "VMEXIT_EXCP28";
423 static const char VMEXIT_EXCP29_STR[] = "VMEXIT_EXCP29";
424 static const char VMEXIT_EXCP30_STR[] = "VMEXIT_EXCP30";
425 static const char VMEXIT_EXCP31_STR[] = "VMEXIT_EXCP31";
426 static const char VMEXIT_INTR_STR[] = "VMEXIT_INTR";
427 static const char VMEXIT_NMI_STR[] = "VMEXIT_NMI";
428 static const char VMEXIT_SMI_STR[] = "VMEXIT_SMI";
429 static const char VMEXIT_INIT_STR[] = "VMEXIT_INIT";
430 static const char VMEXIT_VINITR_STR[] = "VMEXIT_VINITR";
431 static const char VMEXIT_CR0_SEL_WRITE_STR[] = "VMEXIT_CR0_SEL_WRITE";
432 static const char VMEXIT_IDTR_READ_STR[] = "VMEXIT_IDTR_READ";
433 static const char VMEXIT_GDTR_READ_STR[] = "VMEXIT_GDTR_READ";
434 static const char VMEXIT_LDTR_READ_STR[] = "VMEXIT_LDTR_READ";
435 static const char VMEXIT_TR_READ_STR[] = "VMEXIT_TR_READ";
436 static const char VMEXIT_IDTR_WRITE_STR[] = "VMEXIT_IDTR_WRITE";
437 static const char VMEXIT_GDTR_WRITE_STR[] = "VMEXIT_GDTR_WRITE";
438 static const char VMEXIT_LDTR_WRITE_STR[] = "VMEXIT_LDTR_WRITE";
439 static const char VMEXIT_TR_WRITE_STR[] = "VMEXIT_TR_WRITE";
440 static const char VMEXIT_RDTSC_STR[] = "VMEXIT_RDTSC";
441 static const char VMEXIT_RDPMC_STR[] = "VMEXIT_RDPMC";
442 static const char VMEXIT_PUSHF_STR[] = "VMEXIT_PUSHF";
443 static const char VMEXIT_POPF_STR[] = "VMEXIT_POPF";
444 static const char VMEXIT_CPUID_STR[] = "VMEXIT_CPUID";
445 static const char VMEXIT_RSM_STR[] = "VMEXIT_RSM";
446 static const char VMEXIT_IRET_STR[] = "VMEXIT_IRET";
447 static const char VMEXIT_SWINT_STR[] = "VMEXIT_SWINT";
448 static const char VMEXIT_INVD_STR[] = "VMEXIT_INVD";
449 static const char VMEXIT_PAUSE_STR[] = "VMEXIT_PAUSE";
450 static const char VMEXIT_HLT_STR[] = "VMEXIT_HLT";
451 static const char VMEXIT_INVLPG_STR[] = "VMEXIT_INVLPG";
452 static const char VMEXIT_INVLPGA_STR[] = "VMEXIT_INVLPGA";
453 static const char VMEXIT_IOIO_STR[] = "VMEXIT_IOIO";
454 static const char VMEXIT_MSR_STR[] = "VMEXIT_MSR";
455 static const char VMEXIT_TASK_SWITCH_STR[] = "VMEXIT_TASK_SWITCH";
456 static const char VMEXIT_FERR_FREEZE_STR[] = "VMEXIT_FERR_FREEZE";
457 static const char VMEXIT_SHUTDOWN_STR[] = "VMEXIT_SHUTDOWN";
458 static const char VMEXIT_VMRUN_STR[] = "VMEXIT_VMRUN";
459 static const char VMEXIT_VMMCALL_STR[] = "VMEXIT_VMMCALL";
460 static const char VMEXIT_VMLOAD_STR[] = "VMEXIT_VMLOAD";
461 static const char VMEXIT_VMSAVE_STR[] = "VMEXIT_VMSAVE";
462 static const char VMEXIT_STGI_STR[] = "VMEXIT_STGI";
463 static const char VMEXIT_CLGI_STR[] = "VMEXIT_CLGI";
464 static const char VMEXIT_SKINIT_STR[] = "VMEXIT_SKINIT";
465 static const char VMEXIT_RDTSCP_STR[] = "VMEXIT_RDTSCP";
466 static const char VMEXIT_ICEBP_STR[] = "VMEXIT_ICEBP";
467 static const char VMEXIT_WBINVD_STR[] = "VMEXIT_WBINVD";
468 static const char VMEXIT_MONITOR_STR[] = "VMEXIT_MONITOR";
469 static const char VMEXIT_MWAIT_STR[] = "VMEXIT_MWAIT";
470 static const char VMEXIT_MWAIT_CONDITIONAL_STR[] = "VMEXIT_MWAIT_CONDITIONAL";
471 static const char VMEXIT_NPF_STR[] = "VMEXIT_NPF";
472 static const char VMEXIT_INVALID_VMCB_STR[] = "VMEXIT_INVALID_VMCB";
476 const char * vmexit_code_to_str(uint_t exit_code) {
478 case VMEXIT_CR0_READ:
479 return VMEXIT_CR0_READ_STR;
480 case VMEXIT_CR1_READ:
481 return VMEXIT_CR1_READ_STR;
482 case VMEXIT_CR2_READ:
483 return VMEXIT_CR2_READ_STR;
484 case VMEXIT_CR3_READ:
485 return VMEXIT_CR3_READ_STR;
486 case VMEXIT_CR4_READ:
487 return VMEXIT_CR4_READ_STR;
488 case VMEXIT_CR5_READ:
489 return VMEXIT_CR5_READ_STR;
490 case VMEXIT_CR6_READ:
491 return VMEXIT_CR6_READ_STR;
492 case VMEXIT_CR7_READ:
493 return VMEXIT_CR7_READ_STR;
494 case VMEXIT_CR8_READ:
495 return VMEXIT_CR8_READ_STR;
496 case VMEXIT_CR9_READ:
497 return VMEXIT_CR9_READ_STR;
498 case VMEXIT_CR10_READ:
499 return VMEXIT_CR10_READ_STR;
500 case VMEXIT_CR11_READ:
501 return VMEXIT_CR11_READ_STR;
502 case VMEXIT_CR12_READ:
503 return VMEXIT_CR12_READ_STR;
504 case VMEXIT_CR13_READ:
505 return VMEXIT_CR13_READ_STR;
506 case VMEXIT_CR14_READ:
507 return VMEXIT_CR14_READ_STR;
508 case VMEXIT_CR15_READ:
509 return VMEXIT_CR15_READ_STR;
510 case VMEXIT_CR0_WRITE:
511 return VMEXIT_CR0_WRITE_STR;
512 case VMEXIT_CR1_WRITE:
513 return VMEXIT_CR1_WRITE_STR;
514 case VMEXIT_CR2_WRITE:
515 return VMEXIT_CR2_WRITE_STR;
516 case VMEXIT_CR3_WRITE:
517 return VMEXIT_CR3_WRITE_STR;
518 case VMEXIT_CR4_WRITE:
519 return VMEXIT_CR4_WRITE_STR;
520 case VMEXIT_CR5_WRITE:
521 return VMEXIT_CR5_WRITE_STR;
522 case VMEXIT_CR6_WRITE:
523 return VMEXIT_CR6_WRITE_STR;
524 case VMEXIT_CR7_WRITE:
525 return VMEXIT_CR7_WRITE_STR;
526 case VMEXIT_CR8_WRITE:
527 return VMEXIT_CR8_WRITE_STR;
528 case VMEXIT_CR9_WRITE:
529 return VMEXIT_CR9_WRITE_STR;
530 case VMEXIT_CR10_WRITE:
531 return VMEXIT_CR10_WRITE_STR;
532 case VMEXIT_CR11_WRITE:
533 return VMEXIT_CR11_WRITE_STR;
534 case VMEXIT_CR12_WRITE:
535 return VMEXIT_CR12_WRITE_STR;
536 case VMEXIT_CR13_WRITE:
537 return VMEXIT_CR13_WRITE_STR;
538 case VMEXIT_CR14_WRITE:
539 return VMEXIT_CR14_WRITE_STR;
540 case VMEXIT_CR15_WRITE:
541 return VMEXIT_CR15_WRITE_STR;
542 case VMEXIT_DR0_READ:
543 return VMEXIT_DR0_READ_STR;
544 case VMEXIT_DR1_READ:
545 return VMEXIT_DR1_READ_STR;
546 case VMEXIT_DR2_READ:
547 return VMEXIT_DR2_READ_STR;
548 case VMEXIT_DR3_READ:
549 return VMEXIT_DR3_READ_STR;
550 case VMEXIT_DR4_READ:
551 return VMEXIT_DR4_READ_STR;
552 case VMEXIT_DR5_READ:
553 return VMEXIT_DR5_READ_STR;
554 case VMEXIT_DR6_READ:
555 return VMEXIT_DR6_READ_STR;
556 case VMEXIT_DR7_READ:
557 return VMEXIT_DR7_READ_STR;
558 case VMEXIT_DR8_READ:
559 return VMEXIT_DR8_READ_STR;
560 case VMEXIT_DR9_READ:
561 return VMEXIT_DR9_READ_STR;
562 case VMEXIT_DR10_READ:
563 return VMEXIT_DR10_READ_STR;
564 case VMEXIT_DR11_READ:
565 return VMEXIT_DR11_READ_STR;
566 case VMEXIT_DR12_READ:
567 return VMEXIT_DR12_READ_STR;
568 case VMEXIT_DR13_READ:
569 return VMEXIT_DR13_READ_STR;
570 case VMEXIT_DR14_READ:
571 return VMEXIT_DR14_READ_STR;
572 case VMEXIT_DR15_READ:
573 return VMEXIT_DR15_READ_STR;
574 case VMEXIT_DR0_WRITE:
575 return VMEXIT_DR0_WRITE_STR;
576 case VMEXIT_DR1_WRITE:
577 return VMEXIT_DR1_WRITE_STR;
578 case VMEXIT_DR2_WRITE:
579 return VMEXIT_DR2_WRITE_STR;
580 case VMEXIT_DR3_WRITE:
581 return VMEXIT_DR3_WRITE_STR;
582 case VMEXIT_DR4_WRITE:
583 return VMEXIT_DR4_WRITE_STR;
584 case VMEXIT_DR5_WRITE:
585 return VMEXIT_DR5_WRITE_STR;
586 case VMEXIT_DR6_WRITE:
587 return VMEXIT_DR6_WRITE_STR;
588 case VMEXIT_DR7_WRITE:
589 return VMEXIT_DR7_WRITE_STR;
590 case VMEXIT_DR8_WRITE:
591 return VMEXIT_DR8_WRITE_STR;
592 case VMEXIT_DR9_WRITE:
593 return VMEXIT_DR9_WRITE_STR;
594 case VMEXIT_DR10_WRITE:
595 return VMEXIT_DR10_WRITE_STR;
596 case VMEXIT_DR11_WRITE:
597 return VMEXIT_DR11_WRITE_STR;
598 case VMEXIT_DR12_WRITE:
599 return VMEXIT_DR12_WRITE_STR;
600 case VMEXIT_DR13_WRITE:
601 return VMEXIT_DR13_WRITE_STR;
602 case VMEXIT_DR14_WRITE:
603 return VMEXIT_DR14_WRITE_STR;
604 case VMEXIT_DR15_WRITE:
605 return VMEXIT_DR15_WRITE_STR;
607 return VMEXIT_EXCP0_STR;
609 return VMEXIT_EXCP1_STR;
611 return VMEXIT_EXCP2_STR;
613 return VMEXIT_EXCP3_STR;
615 return VMEXIT_EXCP4_STR;
617 return VMEXIT_EXCP5_STR;
619 return VMEXIT_EXCP6_STR;
621 return VMEXIT_EXCP7_STR;
623 return VMEXIT_EXCP8_STR;
625 return VMEXIT_EXCP9_STR;
627 return VMEXIT_EXCP10_STR;
629 return VMEXIT_EXCP11_STR;
631 return VMEXIT_EXCP12_STR;
633 return VMEXIT_EXCP13_STR;
635 return VMEXIT_EXCP14_STR;
637 return VMEXIT_EXCP15_STR;
639 return VMEXIT_EXCP16_STR;
641 return VMEXIT_EXCP17_STR;
643 return VMEXIT_EXCP18_STR;
645 return VMEXIT_EXCP19_STR;
647 return VMEXIT_EXCP20_STR;
649 return VMEXIT_EXCP21_STR;
651 return VMEXIT_EXCP22_STR;
653 return VMEXIT_EXCP23_STR;
655 return VMEXIT_EXCP24_STR;
657 return VMEXIT_EXCP25_STR;
659 return VMEXIT_EXCP26_STR;
661 return VMEXIT_EXCP27_STR;
663 return VMEXIT_EXCP28_STR;
665 return VMEXIT_EXCP29_STR;
667 return VMEXIT_EXCP30_STR;
669 return VMEXIT_EXCP31_STR;
671 return VMEXIT_INTR_STR;
673 return VMEXIT_NMI_STR;
675 return VMEXIT_SMI_STR;
677 return VMEXIT_INIT_STR;
679 return VMEXIT_VINITR_STR;
680 case VMEXIT_CR0_SEL_WRITE:
681 return VMEXIT_CR0_SEL_WRITE_STR;
682 case VMEXIT_IDTR_READ:
683 return VMEXIT_IDTR_READ_STR;
684 case VMEXIT_GDTR_READ:
685 return VMEXIT_GDTR_READ_STR;
686 case VMEXIT_LDTR_READ:
687 return VMEXIT_LDTR_READ_STR;
689 return VMEXIT_TR_READ_STR;
690 case VMEXIT_IDTR_WRITE:
691 return VMEXIT_IDTR_WRITE_STR;
692 case VMEXIT_GDTR_WRITE:
693 return VMEXIT_GDTR_WRITE_STR;
694 case VMEXIT_LDTR_WRITE:
695 return VMEXIT_LDTR_WRITE_STR;
696 case VMEXIT_TR_WRITE:
697 return VMEXIT_TR_WRITE_STR;
699 return VMEXIT_RDTSC_STR;
701 return VMEXIT_RDPMC_STR;
703 return VMEXIT_PUSHF_STR;
705 return VMEXIT_POPF_STR;
707 return VMEXIT_CPUID_STR;
709 return VMEXIT_RSM_STR;
711 return VMEXIT_IRET_STR;
713 return VMEXIT_SWINT_STR;
715 return VMEXIT_INVD_STR;
717 return VMEXIT_PAUSE_STR;
719 return VMEXIT_HLT_STR;
721 return VMEXIT_INVLPG_STR;
723 return VMEXIT_INVLPGA_STR;
725 return VMEXIT_IOIO_STR;
727 return VMEXIT_MSR_STR;
728 case VMEXIT_TASK_SWITCH:
729 return VMEXIT_TASK_SWITCH_STR;
730 case VMEXIT_FERR_FREEZE:
731 return VMEXIT_FERR_FREEZE_STR;
732 case VMEXIT_SHUTDOWN:
733 return VMEXIT_SHUTDOWN_STR;
735 return VMEXIT_VMRUN_STR;
737 return VMEXIT_VMMCALL_STR;
739 return VMEXIT_VMLOAD_STR;
741 return VMEXIT_VMSAVE_STR;
743 return VMEXIT_STGI_STR;
745 return VMEXIT_CLGI_STR;
747 return VMEXIT_SKINIT_STR;
749 return VMEXIT_RDTSCP_STR;
751 return VMEXIT_ICEBP_STR;
753 return VMEXIT_WBINVD_STR;
755 return VMEXIT_MONITOR_STR;
757 return VMEXIT_MWAIT_STR;
758 case VMEXIT_MWAIT_CONDITIONAL:
759 return VMEXIT_MWAIT_CONDITIONAL_STR;
761 return VMEXIT_NPF_STR;
762 case VMEXIT_INVALID_VMCB:
763 return VMEXIT_INVALID_VMCB_STR;