#include <palacios/vmcs.h>
#include <palacios/vmx_lowlevel.h>
#include <palacios/vmx_io.h>
+#include <palacios/vmm_cpuid.h>
+#include <palacios/vmm_debug.h>
+
#include <palacios/vmx.h>
#include <palacios/vmm_ctrl_regs.h>
+#include <palacios/vmm_lowlevel.h>
+#include <palacios/vmx_ctrl_regs.h>
+#include <palacios/vmx_assist.h>
+#include <palacios/vmm_halt.h>
+#include <palacios/vmm_mwait.h>
+#include <palacios/vmx_ept.h>
-static int inline check_vmcs_write(vmcs_field_t field, addr_t val)
-{
- int ret = 0;
- ret = vmcs_write(field,val);
-
- if (ret != VMX_SUCCESS) {
- PrintError("VMWRITE error on %s!: %d\n", v3_vmcs_field_to_str(field), ret);
- return 1;
- }
-
- return 0;
-}
+#ifndef V3_CONFIG_DEBUG_VMX
+#undef PrintDebug
+#define PrintDebug(fmt, args...)
+#endif
-static int inline check_vmcs_read(vmcs_field_t field, void * val)
-{
- int ret = 0;
- ret = vmcs_read(field,val);
+#ifdef V3_CONFIG_TELEMETRY
+#include <palacios/vmm_telemetry.h>
+#endif
- if(ret != VMX_SUCCESS) {
- PrintError("VMREAD error on %s!: %d\n", v3_vmcs_field_to_str(field), ret);
- return ret;
+/* At this point the GPRs are already copied into the guest_info state */
+int v3_handle_vmx_exit(struct guest_info * info, struct vmx_exit_info * exit_info) {
+ struct vmx_basic_exit_info * basic_info = (struct vmx_basic_exit_info *)&(exit_info->exit_reason);
+
+ /*
+ PrintError("Handling VMX_EXIT: %s (%u), %lu (0x%lx)\n",
+ v3_vmx_exit_code_to_str(exit_info->exit_reason),
+ exit_info->exit_reason,
+ exit_info->exit_qual, exit_info->exit_qual);
+
+ v3_print_vmcs();
+ */
+
+
+ if (basic_info->entry_error == 1) {
+ switch (basic_info->reason) {
+ case VMX_EXIT_INVALID_GUEST_STATE:
+ PrintError("VM Entry failed due to invalid guest state\n");
+ PrintError("Printing VMCS: (NOTE: This VMCS may not belong to the correct guest)\n");
+ v3_print_vmcs();
+ break;
+ case VMX_EXIT_INVALID_MSR_LOAD:
+ PrintError("VM Entry failed due to error loading MSRs\n");
+ break;
+ default:
+ PrintError("Entry failed for unknown reason (%d)\n", basic_info->reason);
+ break;
+ }
+
+ return -1;
}
- return 0;
-}
-
-static void inline translate_access_to_v3_seg(struct vmcs_segment_access * access,
- struct v3_segment * v3_seg)
-{
- v3_seg->type = access->type;
- v3_seg->system = access->desc_type;
- v3_seg->dpl = access->dpl;
- v3_seg->present = access->present;
- v3_seg->avail = access->avail;
- v3_seg->long_mode = access->long_mode;
- v3_seg->db = access->db;
- v3_seg->granularity = access->granularity;
-}
-
-static void load_vmcs_guest_state(struct guest_info * info)
-{
- check_vmcs_read(VMCS_GUEST_RIP, &(info->rip));
- check_vmcs_read(VMCS_GUEST_RSP, &(info->vm_regs.rsp));
- check_vmcs_read(VMCS_GUEST_CR0, &(info->ctrl_regs.cr0));
- check_vmcs_read(VMCS_GUEST_CR3, &(info->ctrl_regs.cr3));
- check_vmcs_read(VMCS_GUEST_CR4, &(info->ctrl_regs.cr4));
-
- struct vmcs_segment_access access;
-
- memset(&access, 0, sizeof(access));
-
- /* CS Segment */
- check_vmcs_read(VMCS_GUEST_CS_BASE, &(info->segments.cs.base));
- check_vmcs_read(VMCS_GUEST_CS_SELECTOR, &(info->segments.cs.selector));
- check_vmcs_read(VMCS_GUEST_CS_LIMIT, &(info->segments.cs.limit));
- check_vmcs_read(VMCS_GUEST_CS_ACCESS, &(access.value));
-
- translate_access_to_v3_seg(&access, &(info->segments.cs));
-
- /* SS Segment */
- check_vmcs_read(VMCS_GUEST_SS_BASE, &(info->segments.ss.base));
- check_vmcs_read(VMCS_GUEST_SS_SELECTOR, &(info->segments.ss.selector));
- check_vmcs_read(VMCS_GUEST_SS_LIMIT, &(info->segments.ss.limit));
- check_vmcs_read(VMCS_GUEST_SS_ACCESS, &(access.value));
-
- translate_access_to_v3_seg(&access, &(info->segments.ss));
-
- /* DS Segment */
- check_vmcs_read(VMCS_GUEST_DS_BASE, &(info->segments.ds.base));
- check_vmcs_read(VMCS_GUEST_DS_SELECTOR, &(info->segments.ds.selector));
- check_vmcs_read(VMCS_GUEST_DS_LIMIT, &(info->segments.ds.limit));
- check_vmcs_read(VMCS_GUEST_DS_ACCESS, &(access.value));
- translate_access_to_v3_seg(&access, &(info->segments.ds));
- /* ES Segment */
- check_vmcs_read(VMCS_GUEST_ES_BASE, &(info->segments.es.base));
- check_vmcs_read(VMCS_GUEST_ES_SELECTOR, &(info->segments.es.selector));
- check_vmcs_read(VMCS_GUEST_ES_LIMIT, &(info->segments.es.limit));
- check_vmcs_read(VMCS_GUEST_ES_ACCESS, &(access.value));
-
- translate_access_to_v3_seg(&access, &(info->segments.es));
-
- /* FS Segment */
- check_vmcs_read(VMCS_GUEST_FS_BASE, &(info->segments.fs.base));
- check_vmcs_read(VMCS_GUEST_FS_SELECTOR, &(info->segments.fs.selector));
- check_vmcs_read(VMCS_GUEST_FS_LIMIT, &(info->segments.fs.limit));
- check_vmcs_read(VMCS_GUEST_FS_ACCESS, &(access.value));
-
- translate_access_to_v3_seg(&access, &(info->segments.fs));
-
-
- /* GS Segment */
- check_vmcs_read(VMCS_GUEST_GS_BASE, &(info->segments.gs.base));
- check_vmcs_read(VMCS_GUEST_GS_SELECTOR, &(info->segments.gs.selector));
- check_vmcs_read(VMCS_GUEST_GS_LIMIT, &(info->segments.gs.limit));
- check_vmcs_read(VMCS_GUEST_GS_ACCESS, &(access.value));
-
- translate_access_to_v3_seg(&access, &(info->segments.gs));
-
- /* LDTR Segment */
- check_vmcs_read(VMCS_GUEST_LDTR_BASE, &(info->segments.ldtr.base));
- check_vmcs_read(VMCS_GUEST_LDTR_SELECTOR, &(info->segments.ldtr.selector));
- check_vmcs_read(VMCS_GUEST_LDTR_LIMIT, &(info->segments.ldtr.limit));
- check_vmcs_read(VMCS_GUEST_LDTR_ACCESS, &(access.value));
-
- translate_access_to_v3_seg(&access, &(info->segments.ldtr));
-
- /* TR Segment */
- check_vmcs_read(VMCS_GUEST_TR_BASE, &(info->segments.tr.base));
- check_vmcs_read(VMCS_GUEST_TR_SELECTOR, &(info->segments.tr.selector));
- check_vmcs_read(VMCS_GUEST_TR_LIMIT, &(info->segments.tr.limit));
- check_vmcs_read(VMCS_GUEST_TR_ACCESS, &(access.value));
-
- translate_access_to_v3_seg(&access, &(info->segments.tr));
-
- /* GDTR Segment */
- check_vmcs_read(VMCS_GUEST_GDTR_BASE, &(info->segments.gdtr.base));
- check_vmcs_read(VMCS_GUEST_GDTR_LIMIT, &(info->segments.gdtr.limit));
-
- /* IDTR Segment */
- check_vmcs_read(VMCS_GUEST_IDTR_BASE, &(info->segments.idtr.base));
- check_vmcs_read(VMCS_GUEST_IDTR_LIMIT, &(info->segments.idtr.limit));
-}
-
-
-static void setup_v8086_mode_for_boot(struct guest_info * info)
-{
-
- ((struct vmx_data *)info->vmm_data)->state = VMXASSIST_V8086_BIOS;
- struct rflags * flags = (struct rflags *)&(info->ctrl_regs.rflags);
- flags->rsvd1 = 1;
- flags->vm = 1;
- flags->iopl = 3;
-
- info->rip = 0xfff0;
- //info->vm_regs.rsp = 0x0;
-
- /* Zero the segment registers */
- memset(&(info->segments), 0, sizeof(struct v3_segment)*6);
-
-
- info->segments.cs.selector = 0xf000;
- info->segments.cs.base = 0xf000 << 4;
- info->segments.cs.limit = 0xffff;
- info->segments.cs.type = 3;
- info->segments.cs.system = 1;
- info->segments.cs.dpl = 3;
- info->segments.cs.present = 1;
- info->segments.cs.granularity = 0;
-
- int i;
-
- /* Set values for selectors ds through ss */
- struct v3_segment * seg_ptr = (struct v3_segment *)&(info->segments);
- for(i = 1; i < 6 ; i++) {
- seg_ptr[i].selector = 0x0000;
- seg_ptr[i].base = 0x00000;
- seg_ptr[i].limit = 0xffff;
- seg_ptr[i].type = 3;
- seg_ptr[i].system = 1;
- seg_ptr[i].dpl = 3;
- seg_ptr[i].present = 1;
- seg_ptr[i].granularity = 0;
+#ifdef V3_CONFIG_TELEMETRY
+ if (info->vm_info->enable_telemetry) {
+ v3_telemetry_start_exit(info);
}
+#endif
- PrintDebug("END INFO!\n");
-#if 0
- for(i = 6; i < 10; i++) {
- seg_ptr[i].base = 0x0;
- seg_ptr[i].limit = 0xffff;
- }
+ switch (basic_info->reason) {
+ case VMX_EXIT_INFO_EXCEPTION_OR_NMI: {
+ pf_error_t error_code = *(pf_error_t *)&(exit_info->int_err);
- info->segments.ldtr.type = 2;
- info->segments.ldtr.system = 0;
- info->segments.ldtr.present = 1;
- info->segments.ldtr.granularity = 0;
- info->segments.tr.type = 3;
- info->segments.tr.system = 0;
- info->segments.tr.present = 1;
- info->segments.tr.granularity = 0;
+ // JRL: Change "0x0e" to a macro value
+ if ((uint8_t)exit_info->int_info == 14) {
+#ifdef V3_CONFIG_DEBUG_SHADOW_PAGING
+ PrintDebug("Page Fault at %p error_code=%x\n", (void *)exit_info->exit_qual, *(uint32_t *)&error_code);
#endif
-}
-static int inline handle_cr_access(struct guest_info * info, ulong_t exit_qual)
-{
- struct vmexit_cr_qual * cr_qual = (struct vmexit_cr_qual *)&exit_qual;
-
- if(cr_qual->access_type < 2) {
- ulong_t reg = 0;
- switch(cr_qual->gpr) {
- case 0:
- reg = info->vm_regs.rax;
- break;
- case 1:
- reg = info->vm_regs.rcx;
- break;
- case 2:
- reg = info->vm_regs.rdx;
- break;
- case 3:
- reg = info->vm_regs.rbx;
- break;
- case 4:
- reg = info->vm_regs.rsp;
- break;
- case 5:
- reg = info->vm_regs.rbp;
- break;
- case 6:
- reg = info->vm_regs.rsi;
- break;
- case 7:
- reg = info->vm_regs.rdi;
- break;
- case 8:
- reg = info->vm_regs.r8;
- break;
- case 9:
- reg = info->vm_regs.r9;
- break;
- case 10:
- reg = info->vm_regs.r10;
- break;
- case 11:
- reg = info->vm_regs.r11;
- break;
- case 12:
- reg = info->vm_regs.r11;
- break;
- case 13:
- reg = info->vm_regs.r13;
- break;
- case 14:
- reg = info->vm_regs.r14;
- break;
- case 15:
- reg = info->vm_regs.r15;
- break;
- }
- PrintDebug("RAX: %p\n", (void *)info->vm_regs.rax);
-
- if(cr_qual->cr_id == 0
- && (~reg & CR0_PE)
- && ((struct vmx_data*)info->vmm_data)->state == VMXASSIST_STARTUP) {
- setup_v8086_mode_for_boot(info);
- info->shdw_pg_state.guest_cr0 = 0x0;
- v3_update_vmcs_guest_state(info);
- return 0;
- }
- }
- PrintError("Unhandled CR access\n");
- return -1;
-}
-
-
-int v3_handle_vmx_exit(struct v3_gprs * gprs, struct guest_info * info)
-{
- uint32_t exit_reason;
- ulong_t exit_qual;
-
- check_vmcs_read(VMCS_EXIT_REASON, &exit_reason);
- check_vmcs_read(VMCS_EXIT_QUAL, &exit_qual);
-
- PrintDebug("VMX Exit taken, id-qual: %u-%lu\n", exit_reason, exit_qual);
-
- /* Update guest state */
- load_vmcs_guest_state(info);
-
- switch(exit_reason)
- {
- case VMEXIT_INFO_EXCEPTION_OR_NMI:
- {
- uint32_t int_info;
- pf_error_t error_code;
- check_vmcs_read(VMCS_EXIT_INT_INFO, &int_info);
- check_vmcs_read(VMCS_EXIT_INT_ERR, &error_code);
-
- if((uint8_t)int_info == 0x0e) {
- PrintDebug("Page Fault at %p\n", (void*)exit_qual);
- if(info->shdw_pg_mode == SHADOW_PAGING) {
- if(v3_handle_shadow_pagefault(info, (addr_t)exit_qual, error_code) == -1) {
+ if (info->shdw_pg_mode == SHADOW_PAGING) {
+ if (v3_handle_shadow_pagefault(info, (addr_t)exit_info->exit_qual, error_code) == -1) {
+ PrintError("Error handling shadow page fault\n");
return -1;
}
+
} else {
PrintError("Page fault in unimplemented paging mode\n");
return -1;
}
+ } else if ((uint8_t)exit_info->int_info == 2) {
+ // NMI. Don't do anything
} else {
- PrintDebug("Unknown exception: 0x%x\n", (uint8_t)int_info);
+ PrintError("Unknown exception: 0x%x\n", (uint8_t)exit_info->int_info);
v3_print_GPRs(info);
return -1;
}
break;
}
- case VMEXIT_IO_INSTR:
- {
- struct vmexit_io_qual * io_qual = (struct vmexit_io_qual *)&exit_qual;
+ case VMX_EXIT_EPT_VIOLATION: {
+ struct ept_exit_qual * ept_qual = (struct ept_exit_qual *)&(exit_info->exit_qual);
+
+ if (v3_handle_ept_fault(info, exit_info->ept_fault_addr, ept_qual) == -1) {
+ PrintError("Error handling EPT fault\n");
+ return -1;
+ }
+
+ break;
+ }
+ case VMX_EXIT_INVLPG:
+ if (info->shdw_pg_mode == SHADOW_PAGING) {
+ if (v3_handle_shadow_invlpg(info) == -1) {
+ PrintError("Error handling INVLPG\n");
+ return -1;
+ }
+ }
+
+ break;
+
+ case VMX_EXIT_RDTSC:
+#ifdef V3_CONFIG_DEBUG_TIME
+ PrintDebug("RDTSC\n");
+#endif
+ if (v3_handle_rdtsc(info) == -1) {
+ PrintError("Error Handling RDTSC instruction\n");
+ return -1;
+ }
+
+ break;
+
+ case VMX_EXIT_CPUID:
+ if (v3_handle_cpuid(info) == -1) {
+ PrintError("Error Handling CPUID instruction\n");
+ return -1;
+ }
- if(io_qual->dir == 0) {
- if(io_qual->string) {
- if(v3_handle_vmx_io_outs(info) == -1) {
+ break;
+ case VMX_EXIT_RDMSR:
+ if (v3_handle_msr_read(info) == -1) {
+ PrintError("Error handling MSR Read\n");
+ return -1;
+ }
+
+ break;
+ case VMX_EXIT_WRMSR:
+ if (v3_handle_msr_write(info) == -1) {
+ PrintError("Error handling MSR Write\n");
+ return -1;
+ }
+
+ break;
+ case VMX_EXIT_VMCALL:
+ /*
+ * Hypercall
+ */
+
+ // VMCALL is a 3 byte op
+ // We do this early because some hypercalls can change the rip...
+ info->rip += 3;
+
+ if (v3_handle_hypercall(info) == -1) {
+ return -1;
+ }
+ break;
+ case VMX_EXIT_IO_INSTR: {
+ struct vmx_exit_io_qual * io_qual = (struct vmx_exit_io_qual *)&(exit_info->exit_qual);
+
+ if (io_qual->dir == 0) {
+ if (io_qual->string) {
+ if (v3_handle_vmx_io_outs(info, exit_info) == -1) {
+ PrintError("Error in outs IO handler\n");
return -1;
}
} else {
- if(v3_handle_vmx_io_out(info) == -1) {
+ if (v3_handle_vmx_io_out(info, exit_info) == -1) {
+ PrintError("Error in out IO handler\n");
return -1;
}
}
} else {
- if(io_qual->string) {
- if(v3_handle_vmx_io_ins(info) == -1) {
+ if (io_qual->string) {
+ if(v3_handle_vmx_io_ins(info, exit_info) == -1) {
+ PrintError("Error in ins IO handler\n");
return -1;
}
} else {
- if(v3_handle_vmx_io_in(info) == -1) {
+ if (v3_handle_vmx_io_in(info, exit_info) == -1) {
+ PrintError("Error in in IO handler\n");
return -1;
}
}
}
break;
- }
+ }
+ case VMX_EXIT_CR_REG_ACCESSES: {
+ struct vmx_exit_cr_qual * cr_qual = (struct vmx_exit_cr_qual *)&(exit_info->exit_qual);
+
+ // PrintDebug("Control register: %d\n", cr_qual->access_type);
+ switch(cr_qual->cr_id) {
+ case 0:
+ //PrintDebug("Handling CR0 Access\n");
+ if (v3_vmx_handle_cr0_access(info, cr_qual, exit_info) == -1) {
+ PrintError("Error in CR0 access handler\n");
+ return -1;
+ }
+ break;
+ case 3:
+ //PrintDebug("Handling CR3 Access\n");
+ if (v3_vmx_handle_cr3_access(info, cr_qual) == -1) {
+ PrintError("Error in CR3 access handler\n");
+ return -1;
+ }
+ break;
+ case 4:
+ //PrintDebug("Handling CR4 Access\n");
+ if (v3_vmx_handle_cr4_access(info, cr_qual) == -1) {
+ PrintError("Error in CR4 access handler\n");
+ return -1;
+ }
+ break;
+ case 8:
+ if (v3_vmx_handle_cr8_access(info, cr_qual) == -1) {
+ PrintError("Error in CR8 access handler\n");
+ return -1;
+ }
+ break;
+ default:
+ PrintError("Unhandled CR access: %d\n", cr_qual->cr_id);
+ return -1;
+ }
+
+ // TODO: move RIP increment into all of the above individual CR
+ // handlers, not just v3_vmx_handle_cr4_access()
+ if (cr_qual->cr_id != 4)
+ info->rip += exit_info->instr_len;
+
+ break;
+ }
+ case VMX_EXIT_HLT:
+ PrintDebug("Guest halted\n");
+
+ if (v3_handle_halt(info) == -1) {
+ PrintError("Error handling halt instruction\n");
+ return -1;
+ }
+
+ break;
+
+ case VMX_EXIT_MONITOR:
+ PrintDebug("Guest Executing monitor\n");
+
+ if (v3_handle_monitor(info) == -1) {
+ PrintError("Error handling monitor instruction\n");
+ return -1;
+ }
+
+ break;
+
+ case VMX_EXIT_MWAIT:
+ PrintDebug("Guest Executing mwait\n");
- case VMEXIT_CR_REG_ACCESSES:
- if(handle_cr_access(info,exit_qual) != 0)
+ if (v3_handle_mwait(info) == -1) {
+ PrintError("Error handling mwait instruction\n");
return -1;
+ }
+
break;
+
+ case VMX_EXIT_PAUSE:
+ // Handled as NOP
+ info->rip += 2;
+
+ break;
+ case VMX_EXIT_EXTERNAL_INTR:
+ // Interrupts are handled outside switch
+ break;
+ case VMX_EXIT_INTR_WINDOW:
+ // This is handled in the atomic part of the vmx code,
+ // not in the generic (interruptable) vmx handler
+ break;
+ case VMX_EXIT_EXPIRED_PREEMPT_TIMER:
+ V3_Print("VMX Preempt Timer Expired.\n");
+ // This just forces an exit and is handled outside the switch
+ break;
+
default:
- PrintError("Unhandled VMEXIT\n");
+ PrintError("Unhandled VMX_EXIT: %s (%u), %lu (0x%lx)\n",
+ v3_vmx_exit_code_to_str(basic_info->reason),
+ basic_info->reason,
+ exit_info->exit_qual, exit_info->exit_qual);
return -1;
}
- check_vmcs_write(VMCS_GUEST_CR0, info->ctrl_regs.cr0);
- check_vmcs_write(VMCS_GUEST_CR3, info->ctrl_regs.cr3);
- check_vmcs_write(VMCS_GUEST_CR4, info->ctrl_regs.cr4);
- check_vmcs_write(VMCS_GUEST_RIP, info->rip);
- check_vmcs_write(VMCS_GUEST_RSP, info->vm_regs.rsp);
- check_vmcs_write(VMCS_CR0_READ_SHDW, info->shdw_pg_state.guest_cr0);
+#ifdef V3_CONFIG_TELEMETRY
+ if (info->vm_info->enable_telemetry) {
+ v3_telemetry_end_exit(info, exit_info->exit_reason);
+ }
+#endif
+
return 0;
}
+
+static const char VMX_EXIT_INFO_EXCEPTION_OR_NMI_STR[] = "VMX_EXIT_INFO_EXCEPTION_OR_NMI";
+static const char VMX_EXIT_EXTERNAL_INTR_STR[] = "VMX_EXIT_EXTERNAL_INTR";
+static const char VMX_EXIT_TRIPLE_FAULT_STR[] = "VMX_EXIT_TRIPLE_FAULT";
+static const char VMX_EXIT_INIT_SIGNAL_STR[] = "VMX_EXIT_INIT_SIGNAL";
+static const char VMX_EXIT_STARTUP_IPI_STR[] = "VMX_EXIT_STARTUP_IPI";
+static const char VMX_EXIT_IO_SMI_STR[] = "VMX_EXIT_IO_SMI";
+static const char VMX_EXIT_OTHER_SMI_STR[] = "VMX_EXIT_OTHER_SMI";
+static const char VMX_EXIT_INTR_WINDOW_STR[] = "VMX_EXIT_INTR_WINDOW";
+static const char VMX_EXIT_NMI_WINDOW_STR[] = "VMX_EXIT_NMI_WINDOW";
+static const char VMX_EXIT_TASK_SWITCH_STR[] = "VMX_EXIT_TASK_SWITCH";
+static const char VMX_EXIT_CPUID_STR[] = "VMX_EXIT_CPUID";
+static const char VMX_EXIT_HLT_STR[] = "VMX_EXIT_HLT";
+static const char VMX_EXIT_INVD_STR[] = "VMX_EXIT_INVD";
+static const char VMX_EXIT_INVLPG_STR[] = "VMX_EXIT_INVLPG";
+static const char VMX_EXIT_RDPMC_STR[] = "VMX_EXIT_RDPMC";
+static const char VMX_EXIT_RDTSC_STR[] = "VMX_EXIT_RDTSC";
+static const char VMX_EXIT_RSM_STR[] = "VMX_EXIT_RSM";
+static const char VMX_EXIT_VMCALL_STR[] = "VMX_EXIT_VMCALL";
+static const char VMX_EXIT_VMCLEAR_STR[] = "VMX_EXIT_VMCLEAR";
+static const char VMX_EXIT_VMLAUNCH_STR[] = "VMX_EXIT_VMLAUNCH";
+static const char VMX_EXIT_VMPTRLD_STR[] = "VMX_EXIT_VMPTRLD";
+static const char VMX_EXIT_VMPTRST_STR[] = "VMX_EXIT_VMPTRST";
+static const char VMX_EXIT_VMREAD_STR[] = "VMX_EXIT_VMREAD";
+static const char VMX_EXIT_VMRESUME_STR[] = "VMX_EXIT_VMRESUME";
+static const char VMX_EXIT_VMWRITE_STR[] = "VMX_EXIT_VMWRITE";
+static const char VMX_EXIT_VMXOFF_STR[] = "VMX_EXIT_VMXOFF";
+static const char VMX_EXIT_VMXON_STR[] = "VMX_EXIT_VMXON";
+static const char VMX_EXIT_CR_REG_ACCESSES_STR[] = "VMX_EXIT_CR_REG_ACCESSES";
+static const char VMX_EXIT_MOV_DR_STR[] = "VMX_EXIT_MOV_DR";
+static const char VMX_EXIT_IO_INSTR_STR[] = "VMX_EXIT_IO_INSTR";
+static const char VMX_EXIT_RDMSR_STR[] = "VMX_EXIT_RDMSR";
+static const char VMX_EXIT_WRMSR_STR[] = "VMX_EXIT_WRMSR";
+static const char VMX_EXIT_INVALID_GUEST_STATE_STR[] = "VMX_EXIT_INVALID_GUEST_STATE";
+static const char VMX_EXIT_INVALID_MSR_LOAD_STR[] = "VMX_EXIT_INVALID_MSR_LOAD";
+static const char VMX_EXIT_MWAIT_STR[] = "VMX_EXIT_MWAIT";
+static const char VMX_EXIT_MONITOR_STR[] = "VMX_EXIT_MONITOR";
+static const char VMX_EXIT_PAUSE_STR[] = "VMX_EXIT_PAUSE";
+static const char VMX_EXIT_INVALID_MACHINE_CHECK_STR[] = "VMX_EXIT_INVALIDE_MACHINE_CHECK";
+static const char VMX_EXIT_TPR_BELOW_THRESHOLD_STR[] = "VMX_EXIT_TPR_BELOW_THRESHOLD";
+static const char VMX_EXIT_APIC_STR[] = "VMX_EXIT_APIC";
+static const char VMX_EXIT_GDTR_IDTR_STR[] = "VMX_EXIT_GDTR_IDTR";
+static const char VMX_EXIT_LDTR_TR_STR[] = "VMX_EXIT_LDTR_TR";
+static const char VMX_EXIT_EPT_VIOLATION_STR[] = "VMX_EXIT_EPT_VIOLATION";
+static const char VMX_EXIT_EPT_CONFIG_STR[] = "VMX_EXIT_EPT_CONFIG";
+static const char VMX_EXIT_INVEPT_STR[] = "VMX_EXIT_INVEPT";
+static const char VMX_EXIT_RDTSCP_STR[] = "VMX_EXIT_RDTSCP";
+static const char VMX_EXIT_EXPIRED_PREEMPT_TIMER_STR[] = "VMX_EXIT_EXPIRED_PREEMPT_TIMER";
+static const char VMX_EXIT_INVVPID_STR[] = "VMX_EXIT_INVVPID";
+static const char VMX_EXIT_WBINVD_STR[] = "VMX_EXIT_WBINVD";
+static const char VMX_EXIT_XSETBV_STR[] = "VMX_EXIT_XSETBV";
+
+const char * v3_vmx_exit_code_to_str(vmx_exit_t exit)
+{
+ switch (exit) {
+ case VMX_EXIT_INFO_EXCEPTION_OR_NMI:
+ return VMX_EXIT_INFO_EXCEPTION_OR_NMI_STR;
+ case VMX_EXIT_EXTERNAL_INTR:
+ return VMX_EXIT_EXTERNAL_INTR_STR;
+ case VMX_EXIT_TRIPLE_FAULT:
+ return VMX_EXIT_TRIPLE_FAULT_STR;
+ case VMX_EXIT_INIT_SIGNAL:
+ return VMX_EXIT_INIT_SIGNAL_STR;
+ case VMX_EXIT_STARTUP_IPI:
+ return VMX_EXIT_STARTUP_IPI_STR;
+ case VMX_EXIT_IO_SMI:
+ return VMX_EXIT_IO_SMI_STR;
+ case VMX_EXIT_OTHER_SMI:
+ return VMX_EXIT_OTHER_SMI_STR;
+ case VMX_EXIT_INTR_WINDOW:
+ return VMX_EXIT_INTR_WINDOW_STR;
+ case VMX_EXIT_NMI_WINDOW:
+ return VMX_EXIT_NMI_WINDOW_STR;
+ case VMX_EXIT_TASK_SWITCH:
+ return VMX_EXIT_TASK_SWITCH_STR;
+ case VMX_EXIT_CPUID:
+ return VMX_EXIT_CPUID_STR;
+ case VMX_EXIT_HLT:
+ return VMX_EXIT_HLT_STR;
+ case VMX_EXIT_INVD:
+ return VMX_EXIT_INVD_STR;
+ case VMX_EXIT_INVLPG:
+ return VMX_EXIT_INVLPG_STR;
+ case VMX_EXIT_RDPMC:
+ return VMX_EXIT_RDPMC_STR;
+ case VMX_EXIT_RDTSC:
+ return VMX_EXIT_RDTSC_STR;
+ case VMX_EXIT_RSM:
+ return VMX_EXIT_RSM_STR;
+ case VMX_EXIT_VMCALL:
+ return VMX_EXIT_VMCALL_STR;
+ case VMX_EXIT_VMCLEAR:
+ return VMX_EXIT_VMCLEAR_STR;
+ case VMX_EXIT_VMLAUNCH:
+ return VMX_EXIT_VMLAUNCH_STR;
+ case VMX_EXIT_VMPTRLD:
+ return VMX_EXIT_VMPTRLD_STR;
+ case VMX_EXIT_VMPTRST:
+ return VMX_EXIT_VMPTRST_STR;
+ case VMX_EXIT_VMREAD:
+ return VMX_EXIT_VMREAD_STR;
+ case VMX_EXIT_VMRESUME:
+ return VMX_EXIT_VMRESUME_STR;
+ case VMX_EXIT_VMWRITE:
+ return VMX_EXIT_VMWRITE_STR;
+ case VMX_EXIT_VMXOFF:
+ return VMX_EXIT_VMXOFF_STR;
+ case VMX_EXIT_VMXON:
+ return VMX_EXIT_VMXON_STR;
+ case VMX_EXIT_CR_REG_ACCESSES:
+ return VMX_EXIT_CR_REG_ACCESSES_STR;
+ case VMX_EXIT_MOV_DR:
+ return VMX_EXIT_MOV_DR_STR;
+ case VMX_EXIT_IO_INSTR:
+ return VMX_EXIT_IO_INSTR_STR;
+ case VMX_EXIT_RDMSR:
+ return VMX_EXIT_RDMSR_STR;
+ case VMX_EXIT_WRMSR:
+ return VMX_EXIT_WRMSR_STR;
+ case VMX_EXIT_INVALID_GUEST_STATE:
+ return VMX_EXIT_INVALID_GUEST_STATE_STR;
+ case VMX_EXIT_INVALID_MSR_LOAD:
+ return VMX_EXIT_INVALID_MSR_LOAD_STR;
+ case VMX_EXIT_MWAIT:
+ return VMX_EXIT_MWAIT_STR;
+ case VMX_EXIT_MONITOR:
+ return VMX_EXIT_MONITOR_STR;
+ case VMX_EXIT_PAUSE:
+ return VMX_EXIT_PAUSE_STR;
+ case VMX_EXIT_INVALID_MACHINE_CHECK:
+ return VMX_EXIT_INVALID_MACHINE_CHECK_STR;
+ case VMX_EXIT_TPR_BELOW_THRESHOLD:
+ return VMX_EXIT_TPR_BELOW_THRESHOLD_STR;
+ case VMX_EXIT_APIC:
+ return VMX_EXIT_APIC_STR;
+ case VMX_EXIT_GDTR_IDTR:
+ return VMX_EXIT_GDTR_IDTR_STR;
+ case VMX_EXIT_LDTR_TR:
+ return VMX_EXIT_LDTR_TR_STR;
+ case VMX_EXIT_EPT_VIOLATION:
+ return VMX_EXIT_EPT_VIOLATION_STR;
+ case VMX_EXIT_EPT_CONFIG:
+ return VMX_EXIT_EPT_CONFIG_STR;
+ case VMX_EXIT_INVEPT:
+ return VMX_EXIT_INVEPT_STR;
+ case VMX_EXIT_RDTSCP:
+ return VMX_EXIT_RDTSCP_STR;
+ case VMX_EXIT_EXPIRED_PREEMPT_TIMER:
+ return VMX_EXIT_EXPIRED_PREEMPT_TIMER_STR;
+ case VMX_EXIT_INVVPID:
+ return VMX_EXIT_INVVPID_STR;
+ case VMX_EXIT_WBINVD:
+ return VMX_EXIT_WBINVD_STR;
+ case VMX_EXIT_XSETBV:
+ return VMX_EXIT_XSETBV_STR;
+ }
+ return NULL;
+}
+