diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index 4e5dc30..ec479d5 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -452,6 +452,25 @@ typedef enum X86Seg {
 #define MSR_IA32_BNDCFGS                0x00000d90
 #define MSR_IA32_XSS                    0x00000da0
 
+#define MSR_IA32_VMX_BASIC              0x00000480
+#define MSR_IA32_VMX_PINBASED_CTLS      0x00000481
+#define MSR_IA32_VMX_PROCBASED_CTLS     0x00000482
+#define MSR_IA32_VMX_EXIT_CTLS          0x00000483
+#define MSR_IA32_VMX_ENTRY_CTLS         0x00000484
+#define MSR_IA32_VMX_MISC               0x00000485
+#define MSR_IA32_VMX_CR0_FIXED0         0x00000486
+#define MSR_IA32_VMX_CR0_FIXED1         0x00000487
+#define MSR_IA32_VMX_CR4_FIXED0         0x00000488
+#define MSR_IA32_VMX_CR4_FIXED1         0x00000489
+#define MSR_IA32_VMX_VMCS_ENUM          0x0000048a
+#define MSR_IA32_VMX_PROCBASED_CTLS2    0x0000048b
+#define MSR_IA32_VMX_EPT_VPID_CAP       0x0000048c
+#define MSR_IA32_VMX_TRUE_PINBASED_CTLS  0x0000048d
+#define MSR_IA32_VMX_TRUE_PROCBASED_CTLS 0x0000048e
+#define MSR_IA32_VMX_TRUE_EXIT_CTLS      0x0000048f
+#define MSR_IA32_VMX_TRUE_ENTRY_CTLS     0x00000490
+#define MSR_IA32_VMX_VMFUNC             0x00000491
+
 #define XSTATE_FP_BIT                   0
 #define XSTATE_SSE_BIT                  1
 #define XSTATE_YMM_BIT                  2
@@ -746,6 +765,112 @@ typedef uint64_t FeatureWordArray[FEATURE_WORDS];
 
 #define MSR_CORE_CAP_SPLIT_LOCK_DETECT  (1U << 5)
 
+/* VMX MSR features */
+#define MSR_VMX_BASIC_DUAL_MONITOR                   (1ULL << 49)
+#define MSR_VMX_BASIC_INS_OUTS                       (1ULL << 54)
+#define MSR_VMX_BASIC_TRUE_CTLS                      (1ULL << 55)
+
+#define MSR_VMX_MISC_STORE_LMA                       (1ULL << 5)
+#define MSR_VMX_MISC_ACTIVITY_HLT                    (1ULL << 6)
+#define MSR_VMX_MISC_ACTIVITY_SHUTDOWN               (1ULL << 7)
+#define MSR_VMX_MISC_ACTIVITY_WAIT_SIPI              (1ULL << 8)
+#define MSR_VMX_MISC_VMWRITE_VMEXIT                  (1ULL << 29)
+#define MSR_VMX_MISC_ZERO_LEN_INJECT                 (1ULL << 30)
+
+#define MSR_VMX_EPT_EXECONLY                         (1ULL << 0)
+#define MSR_VMX_EPT_PAGE_WALK_LENGTH_4               (1ULL << 6)
+#define MSR_VMX_EPT_PAGE_WALK_LENGTH_5               (1ULL << 7)
+#define MSR_VMX_EPT_UC                               (1ULL << 8)
+#define MSR_VMX_EPT_WB                               (1ULL << 14)
+#define MSR_VMX_EPT_2MB                              (1ULL << 16)
+#define MSR_VMX_EPT_1GB                              (1ULL << 17)
+#define MSR_VMX_EPT_INVEPT                           (1ULL << 20)
+#define MSR_VMX_EPT_AD_BITS                          (1ULL << 21)
+#define MSR_VMX_EPT_ADVANCED_VMEXIT_INFO             (1ULL << 22)
+#define MSR_VMX_EPT_INVEPT_SINGLE_CONTEXT            (1ULL << 25)
+#define MSR_VMX_EPT_INVEPT_ALL_CONTEXT               (1ULL << 26)
+#define MSR_VMX_EPT_INVVPID                          (1ULL << 32)
+#define MSR_VMX_EPT_INVVPID_SINGLE_ADDR              (1ULL << 40)
+#define MSR_VMX_EPT_INVVPID_SINGLE_CONTEXT           (1ULL << 41)
+#define MSR_VMX_EPT_INVVPID_ALL_CONTEXT              (1ULL << 42)
+#define MSR_VMX_EPT_INVVPID_SINGLE_CONTEXT_NOGLOBALS (1ULL << 43)
+
+#define MSR_VMX_VMFUNC_EPT_SWITCHING                 (1ULL << 0)
+
+
+/* VMX controls */
+#define VMX_CPU_BASED_VIRTUAL_INTR_PENDING          0x00000004
+#define VMX_CPU_BASED_USE_TSC_OFFSETING             0x00000008
+#define VMX_CPU_BASED_HLT_EXITING                   0x00000080
+#define VMX_CPU_BASED_INVLPG_EXITING                0x00000200
+#define VMX_CPU_BASED_MWAIT_EXITING                 0x00000400
+#define VMX_CPU_BASED_RDPMC_EXITING                 0x00000800
+#define VMX_CPU_BASED_RDTSC_EXITING                 0x00001000
+#define VMX_CPU_BASED_CR3_LOAD_EXITING              0x00008000
+#define VMX_CPU_BASED_CR3_STORE_EXITING             0x00010000
+#define VMX_CPU_BASED_CR8_LOAD_EXITING              0x00080000
+#define VMX_CPU_BASED_CR8_STORE_EXITING             0x00100000
+#define VMX_CPU_BASED_TPR_SHADOW                    0x00200000
+#define VMX_CPU_BASED_VIRTUAL_NMI_PENDING           0x00400000
+#define VMX_CPU_BASED_MOV_DR_EXITING                0x00800000
+#define VMX_CPU_BASED_UNCOND_IO_EXITING             0x01000000
+#define VMX_CPU_BASED_USE_IO_BITMAPS                0x02000000
+#define VMX_CPU_BASED_MONITOR_TRAP_FLAG             0x08000000
+#define VMX_CPU_BASED_USE_MSR_BITMAPS               0x10000000
+#define VMX_CPU_BASED_MONITOR_EXITING               0x20000000
+#define VMX_CPU_BASED_PAUSE_EXITING                 0x40000000
+#define VMX_CPU_BASED_ACTIVATE_SECONDARY_CONTROLS   0x80000000
+
+#define VMX_SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES 0x00000001
+#define VMX_SECONDARY_EXEC_ENABLE_EPT               0x00000002
+#define VMX_SECONDARY_EXEC_DESC                     0x00000004
+#define VMX_SECONDARY_EXEC_RDTSCP                   0x00000008
+#define VMX_SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE   0x00000010
+#define VMX_SECONDARY_EXEC_ENABLE_VPID              0x00000020
+#define VMX_SECONDARY_EXEC_WBINVD_EXITING           0x00000040
+#define VMX_SECONDARY_EXEC_UNRESTRICTED_GUEST       0x00000080
+#define VMX_SECONDARY_EXEC_APIC_REGISTER_VIRT       0x00000100
+#define VMX_SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY    0x00000200
+#define VMX_SECONDARY_EXEC_PAUSE_LOOP_EXITING       0x00000400
+#define VMX_SECONDARY_EXEC_RDRAND_EXITING           0x00000800
+#define VMX_SECONDARY_EXEC_ENABLE_INVPCID           0x00001000
+#define VMX_SECONDARY_EXEC_ENABLE_VMFUNC            0x00002000
+#define VMX_SECONDARY_EXEC_SHADOW_VMCS              0x00004000
+#define VMX_SECONDARY_EXEC_ENCLS_EXITING            0x00008000
+#define VMX_SECONDARY_EXEC_RDSEED_EXITING           0x00010000
+#define VMX_SECONDARY_EXEC_ENABLE_PML               0x00020000
+#define VMX_SECONDARY_EXEC_XSAVES                   0x00100000
+
+#define VMX_PIN_BASED_EXT_INTR_MASK                 0x00000001
+#define VMX_PIN_BASED_NMI_EXITING                   0x00000008
+#define VMX_PIN_BASED_VIRTUAL_NMIS                  0x00000020
+#define VMX_PIN_BASED_VMX_PREEMPTION_TIMER          0x00000040
+#define VMX_PIN_BASED_POSTED_INTR                   0x00000080
+
+#define VMX_VM_EXIT_SAVE_DEBUG_CONTROLS             0x00000004
+#define VMX_VM_EXIT_HOST_ADDR_SPACE_SIZE            0x00000200
+#define VMX_VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL      0x00001000
+#define VMX_VM_EXIT_ACK_INTR_ON_EXIT                0x00008000
+#define VMX_VM_EXIT_SAVE_IA32_PAT                   0x00040000
+#define VMX_VM_EXIT_LOAD_IA32_PAT                   0x00080000
+#define VMX_VM_EXIT_SAVE_IA32_EFER                  0x00100000
+#define VMX_VM_EXIT_LOAD_IA32_EFER                  0x00200000
+#define VMX_VM_EXIT_SAVE_VMX_PREEMPTION_TIMER       0x00400000
+#define VMX_VM_EXIT_CLEAR_BNDCFGS                   0x00800000
+#define VMX_VM_EXIT_PT_CONCEAL_PIP                  0x01000000
+#define VMX_VM_EXIT_CLEAR_IA32_RTIT_CTL             0x02000000
+
+#define VMX_VM_ENTRY_LOAD_DEBUG_CONTROLS            0x00000004
+#define VMX_VM_ENTRY_IA32E_MODE                     0x00000200
+#define VMX_VM_ENTRY_SMM                            0x00000400
+#define VMX_VM_ENTRY_DEACT_DUAL_MONITOR             0x00000800
+#define VMX_VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL     0x00002000
+#define VMX_VM_ENTRY_LOAD_IA32_PAT                  0x00004000
+#define VMX_VM_ENTRY_LOAD_IA32_EFER                 0x00008000
+#define VMX_VM_ENTRY_LOAD_BNDCFGS                   0x00010000
+#define VMX_VM_ENTRY_PT_CONCEAL_PIP                 0x00020000
+#define VMX_VM_ENTRY_LOAD_IA32_RTIT_CTL             0x00040000
+
 /* Supported Hyper-V Enlightenments */
 #define HYPERV_FEAT_RELAXED             0
 #define HYPERV_FEAT_VAPIC               1
