palacios/src/palacios/vmcs.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 #include <palacios/vmcs.h>
  21 #include <palacios/vmx_lowlevel.h>
  22 #include <palacios/vmm.h>
  23 #include <palacios/vmx.h>
  24 #include <palacios/vm_guest_mem.h>
  25 #include <palacios/vmm_ctrl_regs.h>
  26 #include <palacios/vmm_lowlevel.h>
  27
  28
  29
  30
  31
  32 static int inline check_vmcs_write(vmcs_field_t field, addr_t val) {
  33     int ret = 0;
  34     ret = vmcs_write(field, val);
  35
  36     if (ret != VMX_SUCCESS) {
  37         PrintError("VMWRITE error on %s!: %d\n", v3_vmcs_field_to_str(field), ret);
  38         return 1;
  39     }
  40
  41     return 0;
  42 }
  43
  44 static int inline check_vmcs_read(vmcs_field_t field, void * val) {
  45     int ret = 0;
  46     ret = vmcs_read(field, val);
  47
  48     if (ret != VMX_SUCCESS) {
  49         PrintError("VMREAD error on %s!: %d\n", v3_vmcs_field_to_str(field), ret);
  50     }
  51
  52     return ret;
  53 }
  54
  55
  56
  57
  58
  59
  60
  61 typedef enum { ES = 0,
  62                CS = 2,
  63                SS = 4,
  64                DS = 6,
  65                FS = 8,
  66                GS = 10,
  67                LDTR = 12,
  68                TR = 14,
  69                GDTR = 16,
  70                IDTR = 18} vmcs_seg_offsets_t;
  71
  72 typedef enum {BASE = VMCS_GUEST_ES_BASE,
  73               LIMIT = VMCS_GUEST_ES_LIMIT,
  74               ACCESS = VMCS_GUEST_ES_ACCESS,
  75               SELECTOR = VMCS_GUEST_ES_SELECTOR } vmcs_seg_bases_t;
  76
  77
  78
  79 static int v3_read_vmcs_segment(struct v3_segment * seg, vmcs_seg_offsets_t seg_type) {
  80     vmcs_field_t selector = VMCS_GUEST_ES_SELECTOR + seg_type;
  81     vmcs_field_t base = VMCS_GUEST_ES_BASE + seg_type;
  82     vmcs_field_t limit = VMCS_GUEST_ES_LIMIT + seg_type;
  83     vmcs_field_t access = VMCS_GUEST_ES_ACCESS + seg_type;
  84     struct vmcs_segment vmcs_seg;
  85
  86     memset(&vmcs_seg, 0, sizeof(struct vmcs_segment));
  87
  88     check_vmcs_read(limit, &(vmcs_seg.limit));
  89     check_vmcs_read(base, &(vmcs_seg.base));
  90
  91     if ((seg_type != GDTR) && (seg_type != IDTR)) {
  92         check_vmcs_read(selector, &(vmcs_seg.selector));
  93         check_vmcs_read(access, &(vmcs_seg.access.val));
  94     }
  95
  96     v3_vmxseg_to_seg(&vmcs_seg, seg);
  97
  98     return 0;
  99 }
 100
 101 static int v3_write_vmcs_segment(struct v3_segment * seg, vmcs_seg_offsets_t seg_type) {
 102     vmcs_field_t selector = VMCS_GUEST_ES_SELECTOR + seg_type;
 103     vmcs_field_t base = VMCS_GUEST_ES_BASE + seg_type;
 104     vmcs_field_t limit = VMCS_GUEST_ES_LIMIT + seg_type;
 105     vmcs_field_t access = VMCS_GUEST_ES_ACCESS + seg_type;
 106     struct vmcs_segment vmcs_seg;
 107
 108     v3_seg_to_vmxseg(seg, &vmcs_seg);
 109
 110     check_vmcs_write(limit, vmcs_seg.limit);
 111     check_vmcs_write(base, vmcs_seg.base);
 112
 113     if ((seg_type != GDTR) && (seg_type != IDTR)) {
 114         check_vmcs_write(access, vmcs_seg.access.val);
 115         check_vmcs_write(selector, vmcs_seg.selector);
 116     }
 117
 118     return 0;
 119 }
 120
 121 int v3_read_vmcs_segments(struct v3_segments * segs) {
 122     v3_read_vmcs_segment(&(segs->cs), CS);
 123     v3_read_vmcs_segment(&(segs->ds), DS);
 124     v3_read_vmcs_segment(&(segs->es), ES);
 125     v3_read_vmcs_segment(&(segs->fs), FS);
 126     v3_read_vmcs_segment(&(segs->gs), GS);
 127     v3_read_vmcs_segment(&(segs->ss), SS);
 128     v3_read_vmcs_segment(&(segs->ldtr), LDTR);
 129     v3_read_vmcs_segment(&(segs->gdtr), GDTR);
 130     v3_read_vmcs_segment(&(segs->idtr), IDTR);
 131     v3_read_vmcs_segment(&(segs->tr), TR);
 132
 133     return 0;
 134 }
 135
 136 int v3_write_vmcs_segments(struct v3_segments * segs) {
 137     v3_write_vmcs_segment(&(segs->cs), CS);
 138     v3_write_vmcs_segment(&(segs->ds), DS);
 139     v3_write_vmcs_segment(&(segs->es), ES);
 140     v3_write_vmcs_segment(&(segs->fs), FS);
 141     v3_write_vmcs_segment(&(segs->gs), GS);
 142     v3_write_vmcs_segment(&(segs->ss), SS);
 143     v3_write_vmcs_segment(&(segs->ldtr), LDTR);
 144     v3_write_vmcs_segment(&(segs->gdtr), GDTR);
 145     v3_write_vmcs_segment(&(segs->idtr), IDTR);
 146     v3_write_vmcs_segment(&(segs->tr), TR);
 147
 148     return 0;
 149 }
 150
 151
 152 void v3_vmxseg_to_seg(struct vmcs_segment * vmcs_seg, struct v3_segment * seg) {
 153     memset(seg, 0, sizeof(struct v3_segment));
 154
 155     seg->selector = vmcs_seg->selector;
 156     seg->limit = vmcs_seg->limit;
 157     seg->base = vmcs_seg->base;
 158
 159     seg->type = vmcs_seg->access.type;
 160     seg->system = vmcs_seg->access.desc_type;
 161     seg->dpl = vmcs_seg->access.dpl;
 162     seg->present = vmcs_seg->access.present;
 163     seg->avail = vmcs_seg->access.avail;
 164     seg->long_mode = vmcs_seg->access.long_mode;
 165     seg->db = vmcs_seg->access.db;
 166     seg->granularity = vmcs_seg->access.granularity;
 167     seg->unusable = vmcs_seg->access.unusable;
 168
 169 }
 170
 171 void v3_seg_to_vmxseg(struct v3_segment * seg, struct vmcs_segment * vmcs_seg) {
 172     memset(vmcs_seg, 0, sizeof(struct vmcs_segment));
 173
 174     vmcs_seg->selector = seg->selector;
 175     vmcs_seg->limit = seg->limit;
 176     vmcs_seg->base = seg->base;
 177
 178     vmcs_seg->access.type = seg->type;
 179     vmcs_seg->access.desc_type = seg->system;
 180     vmcs_seg->access.dpl = seg->dpl;
 181     vmcs_seg->access.present = seg->present;
 182     vmcs_seg->access.avail = seg->avail;
 183     vmcs_seg->access.long_mode = seg->long_mode;
 184     vmcs_seg->access.db = seg->db;
 185     vmcs_seg->access.granularity = seg->granularity;
 186     vmcs_seg->access.unusable = seg->unusable;
 187 }
 188
 189
 190
 191
 192 int v3_update_vmcs_ctrl_fields(struct guest_info * info) {
 193     int vmx_ret = 0;
 194     struct vmx_data * arch_data = (struct vmx_data *)(info->vmm_data);
 195
 196     vmx_ret |= check_vmcs_write(VMCS_PIN_CTRLS, arch_data->pin_ctrls.value);
 197     vmx_ret |= check_vmcs_write(VMCS_PROC_CTRLS, arch_data->pri_proc_ctrls.value);
 198
 199     if (arch_data->pri_proc_ctrls.sec_ctrls) {
 200         vmx_ret |= check_vmcs_write(VMCS_SEC_PROC_CTRLS, arch_data->sec_proc_ctrls.value);
 201     }
 202
 203     vmx_ret |= check_vmcs_write(VMCS_EXIT_CTRLS, arch_data->exit_ctrls.value);
 204     vmx_ret |= check_vmcs_write(VMCS_ENTRY_CTRLS, arch_data->entry_ctrls.value);
 205
 206     return vmx_ret;
 207 }
 208
 209
 210
 211
 212
 213
 214 int v3_vmx_save_vmcs(struct guest_info * info) {
 215     struct vmx_data * vmx_info = (struct vmx_data *)(info->vmm_data);
 216     int error = 0;
 217
 218     check_vmcs_read(VMCS_GUEST_RIP, &(info->rip));
 219     check_vmcs_read(VMCS_GUEST_RSP, &(info->vm_regs.rsp));
 220
 221     check_vmcs_read(VMCS_GUEST_CR0, &(info->ctrl_regs.cr0));
 222     check_vmcs_read(VMCS_CR0_READ_SHDW, &(info->shdw_pg_state.guest_cr0));
 223     check_vmcs_read(VMCS_GUEST_CR3, &(info->ctrl_regs.cr3));
 224     check_vmcs_read(VMCS_GUEST_CR4, &(info->ctrl_regs.cr4));
 225     check_vmcs_read(VMCS_CR4_READ_SHDW, &(vmx_info->guest_cr4));
 226     check_vmcs_read(VMCS_GUEST_DR7, &(info->dbg_regs.dr7));
 227
 228     check_vmcs_read(VMCS_GUEST_RFLAGS, &(info->ctrl_regs.rflags));
 229     if (((struct vmx_data *)info->vmm_data)->ia32e_avail) {
 230 #ifdef __V3_64BIT__
 231         check_vmcs_read(VMCS_GUEST_EFER, &(info->ctrl_regs.efer));
 232 #else
 233         uint32_t hi, lo;
 234         check_vmcs_read(VMCS_GUEST_EFER, &hi);
 235         check_vmcs_read(VMCS_GUEST_EFER_HIGH, &lo);
 236         info->ctrl_regs.efer = ((uint64_t) hi << 32) | lo;
 237 #endif
 238     }
 239
 240     error =  v3_read_vmcs_segments(&(info->segments));
 241
 242     return error;
 243 }
 244
 245
 246 int v3_vmx_restore_vmcs(struct guest_info * info) {
 247     struct vmx_data * vmx_info = (struct vmx_data *)(info->vmm_data);
 248     int error = 0;
 249
 250     check_vmcs_write(VMCS_GUEST_RIP, info->rip);
 251     check_vmcs_write(VMCS_GUEST_RSP, info->vm_regs.rsp);
 252
 253     check_vmcs_write(VMCS_GUEST_CR0, info->ctrl_regs.cr0);
 254     check_vmcs_write(VMCS_CR0_READ_SHDW, info->shdw_pg_state.guest_cr0);
 255     check_vmcs_write(VMCS_GUEST_CR3, info->ctrl_regs.cr3);
 256     check_vmcs_write(VMCS_GUEST_CR4, info->ctrl_regs.cr4);
 257     check_vmcs_write(VMCS_CR4_READ_SHDW, vmx_info->guest_cr4);
 258     check_vmcs_write(VMCS_GUEST_DR7, info->dbg_regs.dr7);
 259
 260     check_vmcs_write(VMCS_GUEST_RFLAGS, info->ctrl_regs.rflags);
 261
 262     if (((struct vmx_data *)info->vmm_data)->ia32e_avail) {
 263         check_vmcs_write(VMCS_GUEST_EFER, info->ctrl_regs.efer);
 264     }
 265
 266     error = v3_write_vmcs_segments(&(info->segments));
 267
 268     return error;
 269
 270 }
 271
 272
 273
 274 int v3_update_vmcs_host_state(struct guest_info * info) {
 275     int vmx_ret = 0;
 276     addr_t tmp;
 277     struct vmx_data * arch_data = (struct vmx_data *)(info->vmm_data);
 278     struct v3_msr tmp_msr;
 279
 280 #ifdef __V3_64BIT__
 281     __asm__ __volatile__ ( "movq    %%cr0, %0; "
 282                            : "=q"(tmp)
 283                            :
 284     );
 285 #else
 286     __asm__ __volatile__ ( "movl    %%cr0, %0; "
 287                            : "=q"(tmp)
 288                            :
 289     );
 290 #endif
 291     vmx_ret |= check_vmcs_write(VMCS_HOST_CR0, tmp);
 292
 293
 294 #ifdef __V3_64BIT__
 295     __asm__ __volatile__ ( "movq %%cr3, %0; "
 296                            : "=q"(tmp)
 297                            :
 298     );
 299 #else
 300     __asm__ __volatile__ ( "movl %%cr3, %0; "
 301                            : "=q"(tmp)
 302                            :
 303     );
 304 #endif
 305     vmx_ret |= check_vmcs_write(VMCS_HOST_CR3, tmp);
 306
 307
 308 #ifdef __V3_64BIT__
 309     __asm__ __volatile__ ( "movq %%cr4, %0; "
 310                            : "=q"(tmp)
 311                            :
 312     );
 313 #else
 314     __asm__ __volatile__ ( "movl %%cr4, %0; "
 315                            : "=q"(tmp)
 316                            :
 317     );
 318 #endif
 319     vmx_ret |= check_vmcs_write(VMCS_HOST_CR4, tmp);
 320
 321
 322
 323     vmx_ret |= check_vmcs_write(VMCS_HOST_GDTR_BASE, arch_data->host_state.gdtr.base);
 324     vmx_ret |= check_vmcs_write(VMCS_HOST_IDTR_BASE, arch_data->host_state.idtr.base);
 325     vmx_ret |= check_vmcs_write(VMCS_HOST_TR_BASE, arch_data->host_state.tr.base);
 326
 327 #define FS_BASE_MSR 0xc0000100
 328 #define GS_BASE_MSR 0xc0000101
 329
 330     // FS.BASE MSR
 331     v3_get_msr(FS_BASE_MSR, &(tmp_msr.hi), &(tmp_msr.lo));
 332     vmx_ret |= check_vmcs_write(VMCS_HOST_FS_BASE, tmp_msr.value);
 333
 334     // GS.BASE MSR
 335     v3_get_msr(GS_BASE_MSR, &(tmp_msr.hi), &(tmp_msr.lo));
 336     vmx_ret |= check_vmcs_write(VMCS_HOST_GS_BASE, tmp_msr.value);
 337
 338
 339
 340 #ifdef __V3_64BIT__
 341     __asm__ __volatile__ ( "movq %%cs, %0; "
 342                            : "=q"(tmp)
 343                            :
 344     );
 345 #else
 346     __asm__ __volatile__ ( "movl %%cs, %0; "
 347                            : "=q"(tmp)
 348                            :
 349     );
 350 #endif
 351     vmx_ret |= check_vmcs_write(VMCS_HOST_CS_SELECTOR, tmp);
 352
 353 #ifdef __V3_64BIT__
 354     __asm__ __volatile__ ( "movq %%ss, %0; "
 355                            : "=q"(tmp)
 356                            :
 357     );
 358 #else
 359     __asm__ __volatile__ ( "movl %%ss, %0; "
 360                            : "=q"(tmp)
 361                            :
 362     );
 363 #endif
 364     vmx_ret |= check_vmcs_write(VMCS_HOST_SS_SELECTOR, tmp);
 365
 366 #ifdef __V3_64BIT__
 367     __asm__ __volatile__ ( "movq %%ds, %0; "
 368                            : "=q"(tmp)
 369                            :
 370     );
 371 #else
 372     __asm__ __volatile__ ( "movl %%ds, %0; "
 373                            : "=q"(tmp)
 374                            :
 375     );
 376 #endif
 377     vmx_ret |= check_vmcs_write(VMCS_HOST_DS_SELECTOR, tmp);
 378
 379 #ifdef __V3_64BIT__
 380     __asm__ __volatile__ ( "movq %%es, %0; "
 381                            : "=q"(tmp)
 382                            :
 383     );
 384 #else
 385     __asm__ __volatile__ ( "movl %%es, %0; "
 386                            : "=q"(tmp)
 387                            :
 388     );
 389 #endif
 390     vmx_ret |= check_vmcs_write(VMCS_HOST_ES_SELECTOR, tmp);
 391
 392 #ifdef __V3_64BIT__
 393     __asm__ __volatile__ ( "movq %%fs, %0; "
 394                            : "=q"(tmp)
 395                            :
 396     );
 397 #else
 398     __asm__ __volatile__ ( "movl %%fs, %0; "
 399                            : "=q"(tmp)
 400                            :
 401     );
 402 #endif
 403     vmx_ret |= check_vmcs_write(VMCS_HOST_FS_SELECTOR, tmp);
 404
 405 #ifdef __V3_64BIT__
 406     __asm__ __volatile__ ( "movq %%gs, %0; "
 407                            : "=q"(tmp)
 408                            :
 409     );
 410 #else
 411     __asm__ __volatile__ ( "movl %%gs, %0; "
 412                            : "=q"(tmp)
 413                            :
 414     );
 415 #endif
 416     vmx_ret |= check_vmcs_write(VMCS_HOST_GS_SELECTOR, tmp);
 417
 418     vmx_ret |= check_vmcs_write(VMCS_HOST_TR_SELECTOR, arch_data->host_state.tr.selector);
 419
 420
 421 #define SYSENTER_CS_MSR 0x00000174
 422 #define SYSENTER_ESP_MSR 0x00000175
 423 #define SYSENTER_EIP_MSR 0x00000176
 424
 425     // SYSENTER CS MSR
 426     v3_get_msr(SYSENTER_CS_MSR, &(tmp_msr.hi), &(tmp_msr.lo));
 427     vmx_ret |= check_vmcs_write(VMCS_HOST_SYSENTER_CS, tmp_msr.lo);
 428
 429     // SYSENTER_ESP MSR
 430     v3_get_msr(SYSENTER_ESP_MSR, &(tmp_msr.hi), &(tmp_msr.lo));
 431     vmx_ret |= check_vmcs_write(VMCS_HOST_SYSENTER_ESP, tmp_msr.value);
 432
 433     // SYSENTER_EIP MSR
 434     v3_get_msr(SYSENTER_EIP_MSR, &(tmp_msr.hi), &(tmp_msr.lo));
 435     vmx_ret |= check_vmcs_write(VMCS_HOST_SYSENTER_EIP, tmp_msr.value);
 436
 437     return vmx_ret;
 438 }
 439
 440
 441
 442
 443
 444
 445 static inline void print_vmcs_field(vmcs_field_t vmcs_index) {
 446     int len = v3_vmcs_get_field_len(vmcs_index);
 447     addr_t val;
 448
 449     if (vmcs_read(vmcs_index, &val) != VMX_SUCCESS) {
 450         PrintError("VMCS_READ error for %s\n", v3_vmcs_field_to_str(vmcs_index));
 451         return;
 452     };
 453
 454     if (len == 2) {
 455         PrintDebug("\t%s: 0x%.4x\n", v3_vmcs_field_to_str(vmcs_index), (uint16_t)val);
 456     } else if (len == 4) {
 457         PrintDebug("\t%s: 0x%.8x\n", v3_vmcs_field_to_str(vmcs_index), (uint32_t)val);
 458     } else if (len == 8) {
 459         PrintDebug("\t%s: 0x%p\n", v3_vmcs_field_to_str(vmcs_index), (void *)(addr_t)val);
 460     }
 461 }
 462
 463
 464 static void print_vmcs_segments() {
 465     struct v3_segments segs;
 466
 467     v3_read_vmcs_segments(&segs);
 468     v3_print_segments(&segs);
 469
 470
 471     PrintDebug("   ==> CS\n");
 472     print_vmcs_field(VMCS_GUEST_CS_SELECTOR);
 473     print_vmcs_field(VMCS_GUEST_CS_BASE);
 474     print_vmcs_field(VMCS_GUEST_CS_LIMIT);
 475     print_vmcs_field(VMCS_GUEST_CS_ACCESS);
 476
 477     PrintDebug("   ==> SS\n");
 478     print_vmcs_field(VMCS_GUEST_SS_SELECTOR);
 479     print_vmcs_field(VMCS_GUEST_SS_BASE);
 480     print_vmcs_field(VMCS_GUEST_SS_LIMIT);
 481     print_vmcs_field(VMCS_GUEST_SS_ACCESS);
 482
 483     PrintDebug("   ==> DS\n");
 484     print_vmcs_field(VMCS_GUEST_DS_SELECTOR);
 485     print_vmcs_field(VMCS_GUEST_DS_BASE);
 486     print_vmcs_field(VMCS_GUEST_DS_LIMIT);
 487     print_vmcs_field(VMCS_GUEST_DS_ACCESS);
 488
 489     PrintDebug("   ==> ES\n");
 490     print_vmcs_field(VMCS_GUEST_ES_SELECTOR);
 491     print_vmcs_field(VMCS_GUEST_ES_BASE);
 492     print_vmcs_field(VMCS_GUEST_ES_LIMIT);
 493     print_vmcs_field(VMCS_GUEST_ES_ACCESS);
 494
 495     PrintDebug("   ==> FS\n");
 496     print_vmcs_field(VMCS_GUEST_FS_SELECTOR);
 497     print_vmcs_field(VMCS_GUEST_FS_BASE);
 498     print_vmcs_field(VMCS_GUEST_FS_LIMIT);
 499     print_vmcs_field(VMCS_GUEST_FS_ACCESS);
 500
 501     PrintDebug("   ==> GS\n");
 502     print_vmcs_field(VMCS_GUEST_GS_SELECTOR);
 503     print_vmcs_field(VMCS_GUEST_GS_BASE);
 504     print_vmcs_field(VMCS_GUEST_GS_LIMIT);
 505     print_vmcs_field(VMCS_GUEST_GS_ACCESS);
 506
 507     PrintDebug("   ==> LDTR\n");
 508     print_vmcs_field(VMCS_GUEST_LDTR_SELECTOR);
 509     print_vmcs_field(VMCS_GUEST_LDTR_BASE);
 510     print_vmcs_field(VMCS_GUEST_LDTR_LIMIT);
 511     print_vmcs_field(VMCS_GUEST_LDTR_ACCESS);
 512
 513     PrintDebug("   ==> TR\n");
 514     print_vmcs_field(VMCS_GUEST_TR_SELECTOR);
 515     print_vmcs_field(VMCS_GUEST_TR_BASE);
 516     print_vmcs_field(VMCS_GUEST_TR_LIMIT);
 517     print_vmcs_field(VMCS_GUEST_TR_ACCESS);
 518
 519     PrintDebug("   ==> GDTR\n");
 520     print_vmcs_field(VMCS_GUEST_GDTR_BASE);
 521     print_vmcs_field(VMCS_GUEST_GDTR_LIMIT);
 522
 523     PrintDebug("   ==> IDTR\n");
 524     print_vmcs_field(VMCS_GUEST_IDTR_BASE);
 525     print_vmcs_field(VMCS_GUEST_IDTR_LIMIT);
 526
 527
 528 }
 529
 530
 531
 532
 533 static void print_guest_state()
 534 {
 535     PrintDebug("VMCS_GUEST_STATE\n");
 536     print_vmcs_field(VMCS_GUEST_RIP);
 537     print_vmcs_field(VMCS_GUEST_RSP);
 538     print_vmcs_field(VMCS_GUEST_RFLAGS);
 539     print_vmcs_field(VMCS_GUEST_CR0);
 540     print_vmcs_field(VMCS_GUEST_CR3);
 541     print_vmcs_field(VMCS_GUEST_CR4);
 542     print_vmcs_field(VMCS_GUEST_DR7);
 543
 544     // if save IA32_EFER
 545     print_vmcs_field(VMCS_GUEST_EFER);
 546 #ifdef __V3_32BIT__
 547     print_vmcs_field(VMCS_GUEST_EFER_HIGH);
 548 #endif
 549
 550
 551     PrintDebug("\n");
 552
 553     print_vmcs_segments();
 554
 555     PrintDebug("\n");
 556
 557     print_vmcs_field(VMCS_GUEST_DBG_CTL);
 558 #ifdef __V3_32BIT__
 559     print_vmcs_field(VMCS_GUEST_DBG_CTL_HIGH);
 560 #endif
 561     print_vmcs_field(VMCS_GUEST_SYSENTER_CS);
 562     print_vmcs_field(VMCS_GUEST_SYSENTER_ESP);
 563     print_vmcs_field(VMCS_GUEST_SYSENTER_EIP);
 564
 565
 566     // if save IA32_PAT
 567     print_vmcs_field(VMCS_GUEST_PAT);
 568 #ifdef __V3_32BIT__
 569     print_vmcs_field(VMCS_GUEST_PAT_HIGH);
 570 #endif
 571
 572     //if load  IA32_PERF_GLOBAL_CTRL
 573     print_vmcs_field(VMCS_GUEST_PERF_GLOBAL_CTRL);
 574 #ifdef __V3_32BIT__
 575     print_vmcs_field(VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH);
 576 #endif
 577
 578     print_vmcs_field(VMCS_GUEST_SMBASE);
 579
 580
 581
 582
 583     PrintDebug("GUEST_NON_REGISTER_STATE\n");
 584
 585     print_vmcs_field(VMCS_GUEST_ACTIVITY_STATE);
 586     print_vmcs_field(VMCS_GUEST_INT_STATE);
 587     print_vmcs_field(VMCS_GUEST_PENDING_DBG_EXCP);
 588
 589     // if VMX preempt timer
 590     print_vmcs_field(VMCS_PREEMPT_TIMER);
 591
 592 }
 593
 594 static void print_host_state()
 595 {
 596     PrintDebug("VMCS_HOST_STATE\n");
 597
 598     print_vmcs_field(VMCS_HOST_RIP);
 599     print_vmcs_field(VMCS_HOST_RSP);
 600     print_vmcs_field(VMCS_HOST_CR0);
 601     print_vmcs_field(VMCS_HOST_CR3);
 602     print_vmcs_field(VMCS_HOST_CR4);
 603
 604
 605
 606     // if load IA32_EFER
 607     print_vmcs_field(VMCS_HOST_EFER);
 608 #ifdef __V3_32BIT__
 609     print_vmcs_field(VMCS_HOST_EFER_HIGH);
 610 #endif
 611
 612
 613     PrintDebug("\n");
 614     print_vmcs_field(VMCS_HOST_CS_SELECTOR);
 615     print_vmcs_field(VMCS_HOST_SS_SELECTOR);
 616     print_vmcs_field(VMCS_HOST_DS_SELECTOR);
 617     print_vmcs_field(VMCS_HOST_ES_SELECTOR);
 618     print_vmcs_field(VMCS_HOST_FS_SELECTOR);
 619     print_vmcs_field(VMCS_HOST_GS_SELECTOR);
 620     print_vmcs_field(VMCS_HOST_TR_SELECTOR);
 621
 622     PrintDebug("\n");
 623     print_vmcs_field(VMCS_HOST_FS_BASE);
 624     print_vmcs_field(VMCS_HOST_GS_BASE);
 625     print_vmcs_field(VMCS_HOST_TR_BASE);
 626     print_vmcs_field(VMCS_HOST_GDTR_BASE);
 627     print_vmcs_field(VMCS_HOST_IDTR_BASE);
 628
 629     PrintDebug("\n");
 630     print_vmcs_field(VMCS_HOST_SYSENTER_CS);
 631     print_vmcs_field(VMCS_HOST_SYSENTER_ESP);
 632     print_vmcs_field(VMCS_HOST_SYSENTER_EIP);
 633
 634
 635     // if load IA32_PAT
 636     print_vmcs_field(VMCS_HOST_PAT);
 637 #ifdef __V3_32BIT__
 638     print_vmcs_field(VMCS_HOST_PAT_HIGH);
 639 #endif
 640
 641     // if load IA32_PERF_GLOBAL_CTRL
 642     print_vmcs_field(VMCS_HOST_PERF_GLOBAL_CTRL);
 643 #ifdef __V3_32BIT__
 644     print_vmcs_field(VMCS_HOST_PERF_GLOBAL_CTRL_HIGH);
 645 #endif
 646 }
 647
 648
 649 static void print_exec_ctrls() {
 650     PrintDebug("VMCS_EXEC_CTRL_FIELDS\n");
 651     print_vmcs_field(VMCS_PIN_CTRLS);
 652     print_vmcs_field(VMCS_PROC_CTRLS);
 653
 654     // if activate secondary controls
 655     print_vmcs_field(VMCS_SEC_PROC_CTRLS);
 656
 657     print_vmcs_field(VMCS_EXCP_BITMAP);
 658     print_vmcs_field(VMCS_PG_FAULT_ERR_MASK);
 659     print_vmcs_field(VMCS_PG_FAULT_ERR_MATCH);
 660
 661     print_vmcs_field(VMCS_IO_BITMAP_A_ADDR);
 662 #ifdef __V3_32BIT__
 663     print_vmcs_field(VMCS_IO_BITMAP_A_ADDR_HIGH);
 664 #endif
 665
 666     print_vmcs_field(VMCS_IO_BITMAP_B_ADDR);
 667 #ifdef __V3_32BIT__
 668     print_vmcs_field(VMCS_IO_BITMAP_B_ADDR_HIGH);
 669 #endif
 670
 671     print_vmcs_field(VMCS_TSC_OFFSET);
 672 #ifdef __V3_32BIT__
 673     print_vmcs_field(VMCS_TSC_OFFSET_HIGH);
 674 #endif
 675
 676     PrintDebug("\n");
 677
 678     print_vmcs_field(VMCS_CR0_MASK);
 679     print_vmcs_field(VMCS_CR0_READ_SHDW);
 680     print_vmcs_field(VMCS_CR4_MASK);
 681     print_vmcs_field(VMCS_CR4_READ_SHDW);
 682
 683     print_vmcs_field(VMCS_CR3_TGT_CNT);
 684     print_vmcs_field(VMCS_CR3_TGT_VAL_0);
 685     print_vmcs_field(VMCS_CR3_TGT_VAL_1);
 686     print_vmcs_field(VMCS_CR3_TGT_VAL_2);
 687     print_vmcs_field(VMCS_CR3_TGT_VAL_3);
 688
 689     // Check max number of CR3 targets... may continue...
 690
 691
 692     PrintDebug("\n");
 693
 694     // if virtualize apic accesses
 695     print_vmcs_field(VMCS_APIC_ACCESS_ADDR);
 696 #ifdef __V3_32BIT__
 697     print_vmcs_field(VMCS_APIC_ACCESS_ADDR_HIGH);
 698 #endif
 699
 700     // if use tpr shadow
 701     print_vmcs_field(VMCS_VAPIC_ADDR);
 702 #ifdef __V3_32BIT__
 703     print_vmcs_field(VMCS_VAPIC_ADDR_HIGH);
 704 #endif
 705
 706     // if use tpr shadow
 707     print_vmcs_field(VMCS_TPR_THRESHOLD);
 708
 709
 710     // if use MSR bitmaps
 711     print_vmcs_field(VMCS_MSR_BITMAP);
 712 #ifdef __V3_32BIT__
 713     print_vmcs_field(VMCS_MSR_BITMAP_HIGH);
 714 #endif
 715
 716     print_vmcs_field(VMCS_EXEC_PTR);
 717 #ifdef __V3_32BIT__
 718     print_vmcs_field(VMCS_EXEC_PTR_HIGH);
 719 #endif
 720
 721
 722 }
 723
 724 static void print_ept_state() {
 725     V3_Print("VMCS EPT INFO\n");
 726
 727     // if enable vpid
 728     print_vmcs_field(VMCS_VPID);
 729
 730     print_vmcs_field(VMCS_EPT_PTR);
 731 #ifdef __V3_32BIT__
 732     print_vmcs_field(VMCS_EPT_PTR_HIGH);
 733 #endif
 734
 735     print_vmcs_field(VMCS_GUEST_PHYS_ADDR);
 736 #ifdef __V3_32BIT__
 737     print_vmcs_field(VMCS_GUEST_PHYS_ADDR_HIGH);
 738 #endif
 739
 740
 741
 742     print_vmcs_field(VMCS_GUEST_PDPTE0);
 743 #ifdef __V3_32BIT__
 744     print_vmcs_field(VMCS_GUEST_PDPTE0_HIGH);
 745 #endif
 746
 747     print_vmcs_field(VMCS_GUEST_PDPTE1);
 748 #ifdef __V3_32BIT__
 749     print_vmcs_field(VMCS_GUEST_PDPTE1_HIGH);
 750 #endif
 751
 752     print_vmcs_field(VMCS_GUEST_PDPTE2);
 753 #ifdef __V3_32BIT__
 754     print_vmcs_field(VMCS_GUEST_PDPTE2_HIGH);
 755 #endif
 756
 757     print_vmcs_field(VMCS_GUEST_PDPTE3);
 758 #ifdef __V3_32BIT__
 759     print_vmcs_field(VMCS_GUEST_PDPTE3_HIGH);
 760 #endif
 761
 762
 763
 764 }
 765
 766
 767 static void print_exit_ctrls() {
 768     PrintDebug("VMCS_EXIT_CTRLS\n");
 769
 770     print_vmcs_field(VMCS_EXIT_CTRLS);
 771
 772
 773     print_vmcs_field(VMCS_EXIT_MSR_STORE_CNT);
 774     print_vmcs_field(VMCS_EXIT_MSR_STORE_ADDR);
 775 #ifdef __V3_32BIT__
 776     print_vmcs_field(VMCS_EXIT_MSR_STORE_ADDR_HIGH);
 777 #endif
 778
 779     print_vmcs_field(VMCS_EXIT_MSR_LOAD_CNT);
 780     print_vmcs_field(VMCS_EXIT_MSR_LOAD_ADDR);
 781 #ifdef __V3_32BIT__
 782     print_vmcs_field(VMCS_EXIT_MSR_LOAD_ADDR_HIGH);
 783 #endif
 784
 785
 786     // if pause loop exiting
 787     print_vmcs_field(VMCS_PLE_GAP);
 788     print_vmcs_field(VMCS_PLE_WINDOW);
 789
 790 }
 791
 792
 793 static void print_entry_ctrls() {
 794     PrintDebug("VMCS_ENTRY_CTRLS\n");
 795
 796     print_vmcs_field(VMCS_ENTRY_CTRLS);
 797
 798     print_vmcs_field(VMCS_ENTRY_MSR_LOAD_CNT);
 799     print_vmcs_field(VMCS_ENTRY_MSR_LOAD_ADDR);
 800 #ifdef __V3_32BIT__
 801     print_vmcs_field(VMCS_ENTRY_MSR_LOAD_ADDR_HIGH);
 802 #endif
 803
 804     print_vmcs_field(VMCS_ENTRY_INT_INFO);
 805     print_vmcs_field(VMCS_ENTRY_EXCP_ERR);
 806     print_vmcs_field(VMCS_ENTRY_INSTR_LEN);
 807
 808
 809 }
 810
 811
 812 static void print_exit_info() {
 813     PrintDebug("VMCS_EXIT_INFO\n");
 814
 815     print_vmcs_field(VMCS_EXIT_REASON);
 816     print_vmcs_field(VMCS_EXIT_QUAL);
 817
 818     print_vmcs_field(VMCS_EXIT_INT_INFO);
 819     print_vmcs_field(VMCS_EXIT_INT_ERR);
 820
 821     print_vmcs_field(VMCS_IDT_VECTOR_INFO);
 822     print_vmcs_field(VMCS_IDT_VECTOR_ERR);
 823
 824     print_vmcs_field(VMCS_EXIT_INSTR_LEN);
 825
 826     print_vmcs_field(VMCS_GUEST_LINEAR_ADDR);
 827     print_vmcs_field(VMCS_EXIT_INSTR_INFO);
 828
 829     print_vmcs_field(VMCS_IO_RCX);
 830     print_vmcs_field(VMCS_IO_RSI);
 831     print_vmcs_field(VMCS_IO_RDI);
 832     print_vmcs_field(VMCS_IO_RIP);
 833
 834
 835     print_vmcs_field(VMCS_INSTR_ERR);
 836 }
 837
 838 void v3_print_vmcs() {
 839
 840     print_vmcs_field(VMCS_LINK_PTR);
 841 #ifdef __V3_32BIT__
 842     print_vmcs_field(VMCS_LINK_PTR_HIGH);
 843 #endif
 844
 845     print_guest_state();
 846     print_host_state();
 847
 848     print_ept_state();
 849
 850     print_exec_ctrls();
 851     print_exit_ctrls();
 852     print_entry_ctrls();
 853     print_exit_info();
 854
 855 }
 856
 857
 858 /*
 859  * Returns the field length in bytes
 860  *   It doesn't get much uglier than this... Thanks Intel
 861  */
 862 int v3_vmcs_get_field_len(vmcs_field_t field) {
 863     struct vmcs_field_encoding * enc = (struct vmcs_field_encoding *)&field;
 864
 865     switch (enc->width)  {
 866         case 0:
 867             return 2;
 868         case 1: {
 869             if (enc->access_type == 1) {
 870                 return 4;
 871             } else {
 872                 return sizeof(addr_t);
 873             }
 874         }
 875         case 2:
 876             return 4;
 877         case 3:
 878             return sizeof(addr_t);
 879         default:
 880             PrintError("Invalid VMCS field: 0x%x\n", field);
 881             return -1;
 882     }
 883 }
 884
 885
 886
 887
 888
 889
 890
 891
 892
 893
 894
 895 static const char VMCS_VPID_STR[] = "VPID";
 896 static const char VMCS_GUEST_ES_SELECTOR_STR[] = "GUEST_ES_SELECTOR";
 897 static const char VMCS_GUEST_CS_SELECTOR_STR[] = "GUEST_CS_SELECTOR";
 898 static const char VMCS_GUEST_SS_SELECTOR_STR[] = "GUEST_SS_SELECTOR";
 899 static const char VMCS_GUEST_DS_SELECTOR_STR[] = "GUEST_DS_SELECTOR";
 900 static const char VMCS_GUEST_FS_SELECTOR_STR[] = "GUEST_FS_SELECTOR";
 901 static const char VMCS_GUEST_GS_SELECTOR_STR[] = "GUEST_GS_SELECTOR";
 902 static const char VMCS_GUEST_LDTR_SELECTOR_STR[] = "GUEST_LDTR_SELECTOR";
 903 static const char VMCS_GUEST_TR_SELECTOR_STR[] = "GUEST_TR_SELECTOR";
 904 static const char VMCS_HOST_ES_SELECTOR_STR[] = "HOST_ES_SELECTOR";
 905 static const char VMCS_HOST_CS_SELECTOR_STR[] = "HOST_CS_SELECTOR";
 906 static const char VMCS_HOST_SS_SELECTOR_STR[] = "HOST_SS_SELECTOR";
 907 static const char VMCS_HOST_DS_SELECTOR_STR[] = "HOST_DS_SELECTOR";
 908 static const char VMCS_HOST_FS_SELECTOR_STR[] = "HOST_FS_SELECTOR";
 909 static const char VMCS_HOST_GS_SELECTOR_STR[] = "HOST_GS_SELECTOR";
 910 static const char VMCS_HOST_TR_SELECTOR_STR[] = "HOST_TR_SELECTOR";
 911 static const char VMCS_IO_BITMAP_A_ADDR_STR[] = "IO_BITMAP_A_ADDR";
 912 static const char VMCS_IO_BITMAP_A_ADDR_HIGH_STR[] = "IO_BITMAP_A_ADDR_HIGH";
 913 static const char VMCS_IO_BITMAP_B_ADDR_STR[] = "IO_BITMAP_B_ADDR";
 914 static const char VMCS_IO_BITMAP_B_ADDR_HIGH_STR[] = "IO_BITMAP_B_ADDR_HIGH";
 915 static const char VMCS_MSR_BITMAP_STR[] = "MSR_BITMAPS";
 916 static const char VMCS_MSR_BITMAP_HIGH_STR[] = "MSR_BITMAPS_HIGH";
 917 static const char VMCS_EXIT_MSR_STORE_ADDR_STR[] = "EXIT_MSR_STORE_ADDR";
 918 static const char VMCS_EXIT_MSR_STORE_ADDR_HIGH_STR[] = "EXIT_MSR_STORE_ADDR_HIGH";
 919 static const char VMCS_EXIT_MSR_LOAD_ADDR_STR[] = "EXIT_MSR_LOAD_ADDR";
 920 static const char VMCS_EXIT_MSR_LOAD_ADDR_HIGH_STR[] = "EXIT_MSR_LOAD_ADDR_HIGH";
 921 static const char VMCS_ENTRY_MSR_LOAD_ADDR_STR[] = "ENTRY_MSR_LOAD_ADDR";
 922 static const char VMCS_ENTRY_MSR_LOAD_ADDR_HIGH_STR[] = "ENTRY_MSR_LOAD_ADDR_HIGH";
 923 static const char VMCS_EXEC_PTR_STR[] = "VMCS_EXEC_PTR";
 924 static const char VMCS_EXEC_PTR_HIGH_STR[] = "VMCS_EXEC_PTR_HIGH";
 925 static const char VMCS_TSC_OFFSET_STR[] = "TSC_OFFSET";
 926 static const char VMCS_TSC_OFFSET_HIGH_STR[] = "TSC_OFFSET_HIGH";
 927 static const char VMCS_VAPIC_ADDR_STR[] = "VAPIC_PAGE_ADDR";
 928 static const char VMCS_VAPIC_ADDR_HIGH_STR[] = "VAPIC_PAGE_ADDR_HIGH";
 929 static const char VMCS_APIC_ACCESS_ADDR_STR[] = "APIC_ACCESS_ADDR";
 930 static const char VMCS_APIC_ACCESS_ADDR_HIGH_STR[] = "APIC_ACCESS_ADDR_HIGH";
 931 static const char VMCS_EPT_PTR_STR[] = "VMCS_EPT_PTR";
 932 static const char VMCS_EPT_PTR_HIGH_STR[] = "VMCS_EPT_PTR_HIGH";
 933 static const char VMCS_GUEST_PHYS_ADDR_STR[] = "VMCS_GUEST_PHYS_ADDR";
 934 static const char VMCS_GUEST_PHYS_ADDR_HIGH_STR[] = "VMCS_GUEST_PHYS_ADDR_HIGH";
 935 static const char VMCS_LINK_PTR_STR[] = "VMCS_LINK_PTR";
 936 static const char VMCS_LINK_PTR_HIGH_STR[] = "VMCS_LINK_PTR_HIGH";
 937 static const char VMCS_GUEST_DBG_CTL_STR[] = "GUEST_DEBUG_CTL";
 938 static const char VMCS_GUEST_DBG_CTL_HIGH_STR[] = "GUEST_DEBUG_CTL_HIGH";
 939 static const char VMCS_GUEST_PAT_STR[] = "GUEST_PAT";
 940 static const char VMCS_GUEST_PAT_HIGH_STR[] = "GUEST_PAT_HIGH";
 941 static const char VMCS_GUEST_EFER_STR[] = "GUEST_EFER";
 942 static const char VMCS_GUEST_EFER_HIGH_STR[] = "GUEST_EFER_HIGH";
 943 static const char VMCS_GUEST_PERF_GLOBAL_CTRL_STR[] = "GUEST_PERF_GLOBAL_CTRL";
 944 static const char VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH_STR[] = "GUEST_PERF_GLOBAL_CTRL_HIGH";
 945 static const char VMCS_GUEST_PDPTE0_STR[] = "GUEST_PDPTE0";
 946 static const char VMCS_GUEST_PDPTE0_HIGH_STR[] = "GUEST_PDPTE0_HIGH";
 947 static const char VMCS_GUEST_PDPTE1_STR[] = "GUEST_PDPTE1";
 948 static const char VMCS_GUEST_PDPTE1_HIGH_STR[] = "GUEST_PDPTE1_HIGH";
 949 static const char VMCS_GUEST_PDPTE2_STR[] = "GUEST_PDPTE2";
 950 static const char VMCS_GUEST_PDPTE2_HIGH_STR[] = "GUEST_PDPTE2_HIGH";
 951 static const char VMCS_GUEST_PDPTE3_STR[] = "GUEST_PDPTE3";
 952 static const char VMCS_GUEST_PDPTE3_HIGH_STR[] = "GUEST_PDPTE3_HIGH";
 953 static const char VMCS_HOST_PAT_STR[] = "HOST_PAT";
 954 static const char VMCS_HOST_PAT_HIGH_STR[] = "HOST_PAT_HIGH";
 955 static const char VMCS_HOST_EFER_STR[] = "VMCS_HOST_EFER";
 956 static const char VMCS_HOST_EFER_HIGH_STR[] = "VMCS_HOST_EFER_HIGH";
 957 static const char VMCS_HOST_PERF_GLOBAL_CTRL_STR[] = "HOST_PERF_GLOBAL_CTRL";
 958 static const char VMCS_HOST_PERF_GLOBAL_CTRL_HIGH_STR[] = "HOST_PERF_GLOBAL_CTRL_HIGH";
 959 static const char VMCS_PIN_CTRLS_STR[] = "PIN_VM_EXEC_CTRLS";
 960 static const char VMCS_PROC_CTRLS_STR[] = "PROC_VM_EXEC_CTRLS";
 961 static const char VMCS_EXCP_BITMAP_STR[] = "EXCEPTION_BITMAP";
 962 static const char VMCS_PG_FAULT_ERR_MASK_STR[] = "PAGE_FAULT_ERROR_MASK";
 963 static const char VMCS_PG_FAULT_ERR_MATCH_STR[] = "PAGE_FAULT_ERROR_MATCH";
 964 static const char VMCS_CR3_TGT_CNT_STR[] = "CR3_TARGET_COUNT";
 965 static const char VMCS_EXIT_CTRLS_STR[] = "VM_EXIT_CTRLS";
 966 static const char VMCS_EXIT_MSR_STORE_CNT_STR[] = "VM_EXIT_MSR_STORE_COUNT";
 967 static const char VMCS_EXIT_MSR_LOAD_CNT_STR[] = "VM_EXIT_MSR_LOAD_COUNT";
 968 static const char VMCS_ENTRY_CTRLS_STR[] = "VM_ENTRY_CTRLS";
 969 static const char VMCS_ENTRY_MSR_LOAD_CNT_STR[] = "VM_ENTRY_MSR_LOAD_COUNT";
 970 static const char VMCS_ENTRY_INT_INFO_STR[] = "VM_ENTRY_INT_INFO_FIELD";
 971 static const char VMCS_ENTRY_EXCP_ERR_STR[] = "VM_ENTRY_EXCEPTION_ERROR";
 972 static const char VMCS_ENTRY_INSTR_LEN_STR[] = "VM_ENTRY_INSTR_LENGTH";
 973 static const char VMCS_TPR_THRESHOLD_STR[] = "TPR_THRESHOLD";
 974 static const char VMCS_SEC_PROC_CTRLS_STR[] = "VMCS_SEC_PROC_CTRLS";
 975 static const char VMCS_PLE_GAP_STR[] = "PLE_GAP";
 976 static const char VMCS_PLE_WINDOW_STR[] = "PLE_WINDOW";
 977 static const char VMCS_INSTR_ERR_STR[] = "VM_INSTR_ERROR";
 978 static const char VMCS_EXIT_REASON_STR[] = "EXIT_REASON";
 979 static const char VMCS_EXIT_INT_INFO_STR[] = "VM_EXIT_INT_INFO";
 980 static const char VMCS_EXIT_INT_ERR_STR[] = "VM_EXIT_INT_ERROR";
 981 static const char VMCS_IDT_VECTOR_INFO_STR[] = "IDT_VECTOR_INFO";
 982 static const char VMCS_IDT_VECTOR_ERR_STR[] = "IDT_VECTOR_ERROR";
 983 static const char VMCS_EXIT_INSTR_LEN_STR[] = "VM_EXIT_INSTR_LENGTH";
 984 static const char VMCS_EXIT_INSTR_INFO_STR[] = "VMX_INSTR_INFO";
 985 static const char VMCS_GUEST_ES_LIMIT_STR[] = "GUEST_ES_LIMIT";
 986 static const char VMCS_GUEST_CS_LIMIT_STR[] = "GUEST_CS_LIMIT";
 987 static const char VMCS_GUEST_SS_LIMIT_STR[] = "GUEST_SS_LIMIT";
 988 static const char VMCS_GUEST_DS_LIMIT_STR[] = "GUEST_DS_LIMIT";
 989 static const char VMCS_GUEST_FS_LIMIT_STR[] = "GUEST_FS_LIMIT";
 990 static const char VMCS_GUEST_GS_LIMIT_STR[] = "GUEST_GS_LIMIT";
 991 static const char VMCS_GUEST_LDTR_LIMIT_STR[] = "GUEST_LDTR_LIMIT";
 992 static const char VMCS_GUEST_TR_LIMIT_STR[] = "GUEST_TR_LIMIT";
 993 static const char VMCS_GUEST_GDTR_LIMIT_STR[] = "GUEST_GDTR_LIMIT";
 994 static const char VMCS_GUEST_IDTR_LIMIT_STR[] = "GUEST_IDTR_LIMIT";
 995 static const char VMCS_GUEST_ES_ACCESS_STR[] = "GUEST_ES_ACCESS";
 996 static const char VMCS_GUEST_CS_ACCESS_STR[] = "GUEST_CS_ACCESS";
 997 static const char VMCS_GUEST_SS_ACCESS_STR[] = "GUEST_SS_ACCESS";
 998 static const char VMCS_GUEST_DS_ACCESS_STR[] = "GUEST_DS_ACCESS";
 999 static const char VMCS_GUEST_FS_ACCESS_STR[] = "GUEST_FS_ACCESS";
1000 static const char VMCS_GUEST_GS_ACCESS_STR[] = "GUEST_GS_ACCESS";
1001 static const char VMCS_GUEST_LDTR_ACCESS_STR[] = "GUEST_LDTR_ACCESS";
1002 static const char VMCS_GUEST_TR_ACCESS_STR[] = "GUEST_TR_ACCESS";
1003 static const char VMCS_GUEST_INT_STATE_STR[] = "GUEST_INT_STATE";
1004 static const char VMCS_GUEST_ACTIVITY_STATE_STR[] = "GUEST_ACTIVITY_STATE";
1005 static const char VMCS_GUEST_SMBASE_STR[] = "GUEST_SMBASE";
1006 static const char VMCS_GUEST_SYSENTER_CS_STR[] = "GUEST_SYSENTER_CS";
1007 static const char VMCS_PREEMPT_TIMER_STR[] = "PREEMPT_TIMER";
1008 static const char VMCS_HOST_SYSENTER_CS_STR[] = "HOST_SYSENTER_CS";
1009 static const char VMCS_CR0_MASK_STR[] = "CR0_GUEST_HOST_MASK";
1010 static const char VMCS_CR4_MASK_STR[] = "CR4_GUEST_HOST_MASK";
1011 static const char VMCS_CR0_READ_SHDW_STR[] = "CR0_READ_SHADOW";
1012 static const char VMCS_CR4_READ_SHDW_STR[] = "CR4_READ_SHADOW";
1013 static const char VMCS_CR3_TGT_VAL_0_STR[] = "CR3_TARGET_VALUE_0";
1014 static const char VMCS_CR3_TGT_VAL_1_STR[] = "CR3_TARGET_VALUE_1";
1015 static const char VMCS_CR3_TGT_VAL_2_STR[] = "CR3_TARGET_VALUE_2";
1016 static const char VMCS_CR3_TGT_VAL_3_STR[] = "CR3_TARGET_VALUE_3";
1017 static const char VMCS_EXIT_QUAL_STR[] = "EXIT_QUALIFICATION";
1018 static const char VMCS_IO_RCX_STR[] = "IO_RCX";
1019 static const char VMCS_IO_RSI_STR[] = "IO_RSI";
1020 static const char VMCS_IO_RDI_STR[] = "IO_RDI";
1021 static const char VMCS_IO_RIP_STR[] = "IO_RIP";
1022 static const char VMCS_GUEST_LINEAR_ADDR_STR[] = "GUEST_LINEAR_ADDR";
1023 static const char VMCS_GUEST_CR0_STR[] = "GUEST_CR0";
1024 static const char VMCS_GUEST_CR3_STR[] = "GUEST_CR3";
1025 static const char VMCS_GUEST_CR4_STR[] = "GUEST_CR4";
1026 static const char VMCS_GUEST_ES_BASE_STR[] = "GUEST_ES_BASE";
1027 static const char VMCS_GUEST_CS_BASE_STR[] = "GUEST_CS_BASE";
1028 static const char VMCS_GUEST_SS_BASE_STR[] = "GUEST_SS_BASE";
1029 static const char VMCS_GUEST_DS_BASE_STR[] = "GUEST_DS_BASE";
1030 static const char VMCS_GUEST_FS_BASE_STR[] = "GUEST_FS_BASE";
1031 static const char VMCS_GUEST_GS_BASE_STR[] = "GUEST_GS_BASE";
1032 static const char VMCS_GUEST_LDTR_BASE_STR[] = "GUEST_LDTR_BASE";
1033 static const char VMCS_GUEST_TR_BASE_STR[] = "GUEST_TR_BASE";
1034 static const char VMCS_GUEST_GDTR_BASE_STR[] = "GUEST_GDTR_BASE";
1035 static const char VMCS_GUEST_IDTR_BASE_STR[] = "GUEST_IDTR_BASE";
1036 static const char VMCS_GUEST_DR7_STR[] = "GUEST_DR7";
1037 static const char VMCS_GUEST_RSP_STR[] = "GUEST_RSP";
1038 static const char VMCS_GUEST_RIP_STR[] = "GUEST_RIP";
1039 static const char VMCS_GUEST_RFLAGS_STR[] = "GUEST_RFLAGS";
1040 static const char VMCS_GUEST_PENDING_DBG_EXCP_STR[] = "GUEST_PENDING_DEBUG_EXCS";
1041 static const char VMCS_GUEST_SYSENTER_ESP_STR[] = "GUEST_SYSENTER_ESP";
1042 static const char VMCS_GUEST_SYSENTER_EIP_STR[] = "GUEST_SYSENTER_EIP";
1043 static const char VMCS_HOST_CR0_STR[] = "HOST_CR0";
1044 static const char VMCS_HOST_CR3_STR[] = "HOST_CR3";
1045 static const char VMCS_HOST_CR4_STR[] = "HOST_CR4";
1046 static const char VMCS_HOST_FS_BASE_STR[] = "HOST_FS_BASE";
1047 static const char VMCS_HOST_GS_BASE_STR[] = "HOST_GS_BASE";
1048 static const char VMCS_HOST_TR_BASE_STR[] = "HOST_TR_BASE";
1049 static const char VMCS_HOST_GDTR_BASE_STR[] = "HOST_GDTR_BASE";
1050 static const char VMCS_HOST_IDTR_BASE_STR[] = "HOST_IDTR_BASE";
1051 static const char VMCS_HOST_SYSENTER_ESP_STR[] = "HOST_SYSENTER_ESP";
1052 static const char VMCS_HOST_SYSENTER_EIP_STR[] = "HOST_SYSENTER_EIP";
1053 static const char VMCS_HOST_RSP_STR[] = "HOST_RSP";
1054 static const char VMCS_HOST_RIP_STR[] = "HOST_RIP";
1055
1056
1057
1058 const char * v3_vmcs_field_to_str(vmcs_field_t field) {
1059     switch (field) {
1060         case VMCS_VPID:
1061             return VMCS_VPID_STR;
1062         case VMCS_GUEST_ES_SELECTOR:
1063             return VMCS_GUEST_ES_SELECTOR_STR;
1064         case VMCS_GUEST_CS_SELECTOR:
1065             return VMCS_GUEST_CS_SELECTOR_STR;
1066         case VMCS_GUEST_SS_SELECTOR:
1067             return VMCS_GUEST_SS_SELECTOR_STR;
1068         case VMCS_GUEST_DS_SELECTOR:
1069             return VMCS_GUEST_DS_SELECTOR_STR;
1070         case VMCS_GUEST_FS_SELECTOR:
1071             return VMCS_GUEST_FS_SELECTOR_STR;
1072         case VMCS_GUEST_GS_SELECTOR:
1073             return VMCS_GUEST_GS_SELECTOR_STR;
1074         case VMCS_GUEST_LDTR_SELECTOR:
1075             return VMCS_GUEST_LDTR_SELECTOR_STR;
1076         case VMCS_GUEST_TR_SELECTOR:
1077             return VMCS_GUEST_TR_SELECTOR_STR;
1078         case VMCS_HOST_ES_SELECTOR:
1079             return VMCS_HOST_ES_SELECTOR_STR;
1080         case VMCS_HOST_CS_SELECTOR:
1081             return VMCS_HOST_CS_SELECTOR_STR;
1082         case VMCS_HOST_SS_SELECTOR:
1083             return VMCS_HOST_SS_SELECTOR_STR;
1084         case VMCS_HOST_DS_SELECTOR:
1085             return VMCS_HOST_DS_SELECTOR_STR;
1086         case VMCS_HOST_FS_SELECTOR:
1087             return VMCS_HOST_FS_SELECTOR_STR;
1088         case VMCS_HOST_GS_SELECTOR:
1089             return VMCS_HOST_GS_SELECTOR_STR;
1090         case VMCS_HOST_TR_SELECTOR:
1091             return VMCS_HOST_TR_SELECTOR_STR;
1092         case VMCS_IO_BITMAP_A_ADDR:
1093             return VMCS_IO_BITMAP_A_ADDR_STR;
1094         case VMCS_IO_BITMAP_A_ADDR_HIGH:
1095             return VMCS_IO_BITMAP_A_ADDR_HIGH_STR;
1096         case VMCS_IO_BITMAP_B_ADDR:
1097             return VMCS_IO_BITMAP_B_ADDR_STR;
1098         case VMCS_IO_BITMAP_B_ADDR_HIGH:
1099             return VMCS_IO_BITMAP_B_ADDR_HIGH_STR;
1100         case VMCS_MSR_BITMAP:
1101             return VMCS_MSR_BITMAP_STR;
1102         case VMCS_MSR_BITMAP_HIGH:
1103             return VMCS_MSR_BITMAP_HIGH_STR;
1104         case VMCS_EXIT_MSR_STORE_ADDR:
1105             return VMCS_EXIT_MSR_STORE_ADDR_STR;
1106         case VMCS_EXIT_MSR_STORE_ADDR_HIGH:
1107             return VMCS_EXIT_MSR_STORE_ADDR_HIGH_STR;
1108         case VMCS_EXIT_MSR_LOAD_ADDR:
1109             return VMCS_EXIT_MSR_LOAD_ADDR_STR;
1110         case VMCS_EXIT_MSR_LOAD_ADDR_HIGH:
1111             return VMCS_EXIT_MSR_LOAD_ADDR_HIGH_STR;
1112         case VMCS_ENTRY_MSR_LOAD_ADDR:
1113             return VMCS_ENTRY_MSR_LOAD_ADDR_STR;
1114         case VMCS_ENTRY_MSR_LOAD_ADDR_HIGH:
1115             return VMCS_ENTRY_MSR_LOAD_ADDR_HIGH_STR;
1116         case VMCS_EXEC_PTR:
1117             return VMCS_EXEC_PTR_STR;
1118         case VMCS_EXEC_PTR_HIGH:
1119             return VMCS_EXEC_PTR_HIGH_STR;
1120         case VMCS_TSC_OFFSET:
1121             return VMCS_TSC_OFFSET_STR;
1122         case VMCS_TSC_OFFSET_HIGH:
1123             return VMCS_TSC_OFFSET_HIGH_STR;
1124         case VMCS_VAPIC_ADDR:
1125             return VMCS_VAPIC_ADDR_STR;
1126         case VMCS_VAPIC_ADDR_HIGH:
1127             return VMCS_VAPIC_ADDR_HIGH_STR;
1128         case VMCS_APIC_ACCESS_ADDR:
1129             return VMCS_APIC_ACCESS_ADDR_STR;
1130         case VMCS_APIC_ACCESS_ADDR_HIGH:
1131             return VMCS_APIC_ACCESS_ADDR_HIGH_STR;
1132         case VMCS_EPT_PTR:
1133             return VMCS_EPT_PTR_STR;
1134         case VMCS_EPT_PTR_HIGH:
1135             return VMCS_EPT_PTR_HIGH_STR;
1136         case VMCS_GUEST_PHYS_ADDR:
1137             return VMCS_GUEST_PHYS_ADDR_STR;
1138         case VMCS_GUEST_PHYS_ADDR_HIGH:
1139             return VMCS_GUEST_PHYS_ADDR_HIGH_STR;
1140         case VMCS_LINK_PTR:
1141             return VMCS_LINK_PTR_STR;
1142         case VMCS_LINK_PTR_HIGH:
1143             return VMCS_LINK_PTR_HIGH_STR;
1144         case VMCS_GUEST_DBG_CTL:
1145             return VMCS_GUEST_DBG_CTL_STR;
1146         case VMCS_GUEST_DBG_CTL_HIGH:
1147             return VMCS_GUEST_DBG_CTL_HIGH_STR;
1148         case VMCS_GUEST_PAT:
1149             return VMCS_GUEST_PAT_STR;
1150         case VMCS_GUEST_PAT_HIGH:
1151             return VMCS_GUEST_PAT_HIGH_STR;
1152         case VMCS_GUEST_EFER:
1153             return VMCS_GUEST_EFER_STR;
1154         case VMCS_GUEST_EFER_HIGH:
1155             return VMCS_GUEST_EFER_HIGH_STR;
1156         case VMCS_GUEST_PERF_GLOBAL_CTRL:
1157             return VMCS_GUEST_PERF_GLOBAL_CTRL_STR;
1158         case VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH:
1159             return VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH_STR;
1160         case VMCS_GUEST_PDPTE0:
1161             return VMCS_GUEST_PDPTE0_STR;
1162         case VMCS_GUEST_PDPTE0_HIGH:
1163             return VMCS_GUEST_PDPTE0_HIGH_STR;
1164         case VMCS_GUEST_PDPTE1:
1165             return VMCS_GUEST_PDPTE1_STR;
1166         case VMCS_GUEST_PDPTE1_HIGH:
1167             return VMCS_GUEST_PDPTE1_HIGH_STR;
1168         case VMCS_GUEST_PDPTE2:
1169             return VMCS_GUEST_PDPTE2_STR;
1170         case VMCS_GUEST_PDPTE2_HIGH:
1171             return VMCS_GUEST_PDPTE2_HIGH_STR;
1172         case VMCS_GUEST_PDPTE3:
1173             return VMCS_GUEST_PDPTE3_STR;
1174         case VMCS_GUEST_PDPTE3_HIGH:
1175             return VMCS_GUEST_PDPTE3_HIGH_STR;
1176         case VMCS_HOST_PAT:
1177             return VMCS_HOST_PAT_STR;
1178         case VMCS_HOST_PAT_HIGH:
1179             return VMCS_HOST_PAT_HIGH_STR;
1180         case VMCS_HOST_EFER:
1181             return VMCS_HOST_EFER_STR;
1182         case VMCS_HOST_EFER_HIGH:
1183             return VMCS_HOST_EFER_HIGH_STR;
1184         case VMCS_HOST_PERF_GLOBAL_CTRL:
1185             return VMCS_HOST_PERF_GLOBAL_CTRL_STR;
1186         case VMCS_HOST_PERF_GLOBAL_CTRL_HIGH:
1187             return VMCS_HOST_PERF_GLOBAL_CTRL_HIGH_STR;
1188         case VMCS_PIN_CTRLS:
1189             return VMCS_PIN_CTRLS_STR;
1190         case VMCS_PROC_CTRLS:
1191             return VMCS_PROC_CTRLS_STR;
1192         case VMCS_EXCP_BITMAP:
1193             return VMCS_EXCP_BITMAP_STR;
1194         case VMCS_PG_FAULT_ERR_MASK:
1195             return VMCS_PG_FAULT_ERR_MASK_STR;
1196         case VMCS_PG_FAULT_ERR_MATCH:
1197             return VMCS_PG_FAULT_ERR_MATCH_STR;
1198         case VMCS_CR3_TGT_CNT:
1199             return VMCS_CR3_TGT_CNT_STR;
1200         case VMCS_EXIT_CTRLS:
1201             return VMCS_EXIT_CTRLS_STR;
1202         case VMCS_EXIT_MSR_STORE_CNT:
1203             return VMCS_EXIT_MSR_STORE_CNT_STR;
1204         case VMCS_EXIT_MSR_LOAD_CNT:
1205             return VMCS_EXIT_MSR_LOAD_CNT_STR;
1206         case VMCS_ENTRY_CTRLS:
1207             return VMCS_ENTRY_CTRLS_STR;
1208         case VMCS_ENTRY_MSR_LOAD_CNT:
1209             return VMCS_ENTRY_MSR_LOAD_CNT_STR;
1210         case VMCS_ENTRY_INT_INFO:
1211             return VMCS_ENTRY_INT_INFO_STR;
1212         case VMCS_ENTRY_EXCP_ERR:
1213             return VMCS_ENTRY_EXCP_ERR_STR;
1214         case VMCS_ENTRY_INSTR_LEN:
1215             return VMCS_ENTRY_INSTR_LEN_STR;
1216         case VMCS_TPR_THRESHOLD:
1217             return VMCS_TPR_THRESHOLD_STR;
1218         case VMCS_SEC_PROC_CTRLS:
1219             return VMCS_SEC_PROC_CTRLS_STR;
1220         case VMCS_PLE_GAP:
1221             return VMCS_PLE_GAP_STR;
1222         case VMCS_PLE_WINDOW:
1223             return VMCS_PLE_WINDOW_STR;
1224         case VMCS_INSTR_ERR:
1225             return VMCS_INSTR_ERR_STR;
1226         case VMCS_EXIT_REASON:
1227             return VMCS_EXIT_REASON_STR;
1228         case VMCS_EXIT_INT_INFO:
1229             return VMCS_EXIT_INT_INFO_STR;
1230         case VMCS_EXIT_INT_ERR:
1231             return VMCS_EXIT_INT_ERR_STR;
1232         case VMCS_IDT_VECTOR_INFO:
1233             return VMCS_IDT_VECTOR_INFO_STR;
1234         case VMCS_IDT_VECTOR_ERR:
1235             return VMCS_IDT_VECTOR_ERR_STR;
1236         case VMCS_EXIT_INSTR_LEN:
1237             return VMCS_EXIT_INSTR_LEN_STR;
1238         case VMCS_EXIT_INSTR_INFO:
1239             return VMCS_EXIT_INSTR_INFO_STR;
1240         case VMCS_GUEST_ES_LIMIT:
1241             return VMCS_GUEST_ES_LIMIT_STR;
1242         case VMCS_GUEST_CS_LIMIT:
1243             return VMCS_GUEST_CS_LIMIT_STR;
1244         case VMCS_GUEST_SS_LIMIT:
1245             return VMCS_GUEST_SS_LIMIT_STR;
1246         case VMCS_GUEST_DS_LIMIT:
1247             return VMCS_GUEST_DS_LIMIT_STR;
1248         case VMCS_GUEST_FS_LIMIT:
1249             return VMCS_GUEST_FS_LIMIT_STR;
1250         case VMCS_GUEST_GS_LIMIT:
1251             return VMCS_GUEST_GS_LIMIT_STR;
1252         case VMCS_GUEST_LDTR_LIMIT:
1253             return VMCS_GUEST_LDTR_LIMIT_STR;
1254         case VMCS_GUEST_TR_LIMIT:
1255             return VMCS_GUEST_TR_LIMIT_STR;
1256         case VMCS_GUEST_GDTR_LIMIT:
1257             return VMCS_GUEST_GDTR_LIMIT_STR;
1258         case VMCS_GUEST_IDTR_LIMIT:
1259             return VMCS_GUEST_IDTR_LIMIT_STR;
1260         case VMCS_GUEST_ES_ACCESS:
1261             return VMCS_GUEST_ES_ACCESS_STR;
1262         case VMCS_GUEST_CS_ACCESS:
1263             return VMCS_GUEST_CS_ACCESS_STR;
1264         case VMCS_GUEST_SS_ACCESS:
1265             return VMCS_GUEST_SS_ACCESS_STR;
1266         case VMCS_GUEST_DS_ACCESS:
1267             return VMCS_GUEST_DS_ACCESS_STR;
1268         case VMCS_GUEST_FS_ACCESS:
1269             return VMCS_GUEST_FS_ACCESS_STR;
1270         case VMCS_GUEST_GS_ACCESS:
1271             return VMCS_GUEST_GS_ACCESS_STR;
1272         case VMCS_GUEST_LDTR_ACCESS:
1273             return VMCS_GUEST_LDTR_ACCESS_STR;
1274         case VMCS_GUEST_TR_ACCESS:
1275             return VMCS_GUEST_TR_ACCESS_STR;
1276         case VMCS_GUEST_INT_STATE:
1277             return VMCS_GUEST_INT_STATE_STR;
1278         case VMCS_GUEST_ACTIVITY_STATE:
1279             return VMCS_GUEST_ACTIVITY_STATE_STR;
1280         case VMCS_GUEST_SMBASE:
1281             return VMCS_GUEST_SMBASE_STR;
1282         case VMCS_GUEST_SYSENTER_CS:
1283             return VMCS_GUEST_SYSENTER_CS_STR;
1284         case VMCS_PREEMPT_TIMER:
1285             return VMCS_PREEMPT_TIMER_STR;
1286         case VMCS_HOST_SYSENTER_CS:
1287             return VMCS_HOST_SYSENTER_CS_STR;
1288         case VMCS_CR0_MASK:
1289             return VMCS_CR0_MASK_STR;
1290         case VMCS_CR4_MASK:
1291             return VMCS_CR4_MASK_STR;
1292         case VMCS_CR0_READ_SHDW:
1293             return VMCS_CR0_READ_SHDW_STR;
1294         case VMCS_CR4_READ_SHDW:
1295             return VMCS_CR4_READ_SHDW_STR;
1296         case VMCS_CR3_TGT_VAL_0:
1297             return VMCS_CR3_TGT_VAL_0_STR;
1298         case VMCS_CR3_TGT_VAL_1:
1299             return VMCS_CR3_TGT_VAL_1_STR;
1300         case VMCS_CR3_TGT_VAL_2:
1301             return VMCS_CR3_TGT_VAL_2_STR;
1302         case VMCS_CR3_TGT_VAL_3:
1303             return VMCS_CR3_TGT_VAL_3_STR;
1304         case VMCS_EXIT_QUAL:
1305             return VMCS_EXIT_QUAL_STR;
1306         case VMCS_IO_RCX:
1307             return VMCS_IO_RCX_STR;
1308         case VMCS_IO_RSI:
1309             return VMCS_IO_RSI_STR;
1310         case VMCS_IO_RDI:
1311             return VMCS_IO_RDI_STR;
1312         case VMCS_IO_RIP:
1313             return VMCS_IO_RIP_STR;
1314         case VMCS_GUEST_LINEAR_ADDR:
1315             return VMCS_GUEST_LINEAR_ADDR_STR;
1316         case VMCS_GUEST_CR0:
1317             return VMCS_GUEST_CR0_STR;
1318         case VMCS_GUEST_CR3:
1319             return VMCS_GUEST_CR3_STR;
1320         case VMCS_GUEST_CR4:
1321             return VMCS_GUEST_CR4_STR;
1322         case VMCS_GUEST_ES_BASE:
1323             return VMCS_GUEST_ES_BASE_STR;
1324         case VMCS_GUEST_CS_BASE:
1325             return VMCS_GUEST_CS_BASE_STR;
1326         case VMCS_GUEST_SS_BASE:
1327             return VMCS_GUEST_SS_BASE_STR;
1328         case VMCS_GUEST_DS_BASE:
1329             return VMCS_GUEST_DS_BASE_STR;
1330         case VMCS_GUEST_FS_BASE:
1331             return VMCS_GUEST_FS_BASE_STR;
1332         case VMCS_GUEST_GS_BASE:
1333             return VMCS_GUEST_GS_BASE_STR;
1334         case VMCS_GUEST_LDTR_BASE:
1335             return VMCS_GUEST_LDTR_BASE_STR;
1336         case VMCS_GUEST_TR_BASE:
1337             return VMCS_GUEST_TR_BASE_STR;
1338         case VMCS_GUEST_GDTR_BASE:
1339             return VMCS_GUEST_GDTR_BASE_STR;
1340         case VMCS_GUEST_IDTR_BASE:
1341             return VMCS_GUEST_IDTR_BASE_STR;
1342         case VMCS_GUEST_DR7:
1343             return VMCS_GUEST_DR7_STR;
1344         case VMCS_GUEST_RSP:
1345             return VMCS_GUEST_RSP_STR;
1346         case VMCS_GUEST_RIP:
1347             return VMCS_GUEST_RIP_STR;
1348         case VMCS_GUEST_RFLAGS:
1349             return VMCS_GUEST_RFLAGS_STR;
1350         case VMCS_GUEST_PENDING_DBG_EXCP:
1351             return VMCS_GUEST_PENDING_DBG_EXCP_STR;
1352         case VMCS_GUEST_SYSENTER_ESP:
1353             return VMCS_GUEST_SYSENTER_ESP_STR;
1354         case VMCS_GUEST_SYSENTER_EIP:
1355             return VMCS_GUEST_SYSENTER_EIP_STR;
1356         case VMCS_HOST_CR0:
1357             return VMCS_HOST_CR0_STR;
1358         case VMCS_HOST_CR3:
1359             return VMCS_HOST_CR3_STR;
1360         case VMCS_HOST_CR4:
1361             return VMCS_HOST_CR4_STR;
1362         case VMCS_HOST_FS_BASE:
1363             return VMCS_HOST_FS_BASE_STR;
1364         case VMCS_HOST_GS_BASE:
1365             return VMCS_HOST_GS_BASE_STR;
1366         case VMCS_HOST_TR_BASE:
1367             return VMCS_HOST_TR_BASE_STR;
1368         case VMCS_HOST_GDTR_BASE:
1369             return VMCS_HOST_GDTR_BASE_STR;
1370         case VMCS_HOST_IDTR_BASE:
1371             return VMCS_HOST_IDTR_BASE_STR;
1372         case VMCS_HOST_SYSENTER_ESP:
1373             return VMCS_HOST_SYSENTER_ESP_STR;
1374         case VMCS_HOST_SYSENTER_EIP:
1375             return VMCS_HOST_SYSENTER_EIP_STR;
1376         case VMCS_HOST_RSP:
1377             return VMCS_HOST_RSP_STR;
1378         case VMCS_HOST_RIP:
1379             return VMCS_HOST_RIP_STR;
1380         default:
1381             return NULL;
1382     }
1383 }
1384
1385
1386