diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 6b029f1bdf..21d2a325ea 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -795,7 +795,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
     [FEAT_7_0_EBX] = {
         .type = CPUID_FEATURE_WORD,
         .feat_names = {
-            "fsgsbase", "tsc-adjust", NULL, "bmi1",
+            "fsgsbase", "tsc-adjust", "sgx", "bmi1",
             "hle", "avx2", NULL, "smep",
             "bmi2", "erms", "invpcid", "rtm",
             NULL, NULL, "mpx", NULL,
@@ -821,7 +821,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
             "la57", NULL, NULL, NULL,
             NULL, NULL, "rdpid", NULL,
             "bus-lock-detect", "cldemote", NULL, "movdiri",
-            "movdir64b", NULL, NULL, "pks",
+            "movdir64b", NULL, "sgxlc", "pks",
         },
         .cpuid = {
             .eax = 7,
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index c2954c71ea..b6491df0f5 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -389,9 +389,17 @@ typedef enum X86Seg {
 #define MSR_IA32_PKRS                   0x6e1
 
 #define FEATURE_CONTROL_LOCKED                    (1<<0)
+#define FEATURE_CONTROL_VMXON_ENABLED_INSIDE_SMX  (1ULL << 1)
 #define FEATURE_CONTROL_VMXON_ENABLED_OUTSIDE_SMX (1<<2)
+#define FEATURE_CONTROL_SGX_LC                    (1ULL << 17)
+#define FEATURE_CONTROL_SGX                       (1ULL << 18)
 #define FEATURE_CONTROL_LMCE                      (1<<20)
 
+#define MSR_IA32_SGXLEPUBKEYHASH0       0x8c
+#define MSR_IA32_SGXLEPUBKEYHASH1       0x8d
+#define MSR_IA32_SGXLEPUBKEYHASH2       0x8e
+#define MSR_IA32_SGXLEPUBKEYHASH3       0x8f
+
 #define MSR_P6_PERFCTR0                 0xc1
 
 #define MSR_IA32_SMBASE                 0x9e
@@ -718,6 +726,8 @@ typedef uint64_t FeatureWordArray[FEATURE_WORDS];
 
 /* Support RDFSBASE/RDGSBASE/WRFSBASE/WRGSBASE */
 #define CPUID_7_0_EBX_FSGSBASE          (1U << 0)
+/* Support SGX */
+#define CPUID_7_0_EBX_SGX               (1U << 2)
 /* 1st Group of Advanced Bit Manipulation Extensions */
 #define CPUID_7_0_EBX_BMI1              (1U << 3)
 /* Hardware Lock Elision */
@@ -805,6 +815,8 @@ typedef uint64_t FeatureWordArray[FEATURE_WORDS];
 #define CPUID_7_0_ECX_MOVDIRI           (1U << 27)
 /* Move 64 Bytes as Direct Store Instruction */
 #define CPUID_7_0_ECX_MOVDIR64B         (1U << 28)
+/* Support SGX Launch Control */
+#define CPUID_7_0_ECX_SGX_LC            (1U << 30)
 /* Protection Keys for Supervisor-mode Pages */
 #define CPUID_7_0_ECX_PKS               (1U << 31)