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-rw-r--r--target/i386/cpu.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index 663f3a5e67..ad0e0b4534 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -502,6 +502,7 @@ typedef enum FeatureWord {
     FEAT_6_EAX,         /* CPUID[6].EAX */
     FEAT_XSAVE_COMP_LO, /* CPUID[EAX=0xd,ECX=0].EAX */
     FEAT_XSAVE_COMP_HI, /* CPUID[EAX=0xd,ECX=0].EDX */
+    FEAT_ARCH_CAPABILITIES,
     FEATURE_WORDS,
 } FeatureWord;
 
@@ -730,6 +731,13 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
 #define CPUID_TOPOLOGY_LEVEL_SMT      (1U << 8)
 #define CPUID_TOPOLOGY_LEVEL_CORE     (2U << 8)
 
+/* MSR Feature Bits */
+#define MSR_ARCH_CAP_RDCL_NO    (1U << 0)
+#define MSR_ARCH_CAP_IBRS_ALL   (1U << 1)
+#define MSR_ARCH_CAP_RSBA       (1U << 2)
+#define MSR_ARCH_CAP_SKIP_L1DFL_VMENTRY (1U << 3)
+#define MSR_ARCH_CAP_SSB_NO     (1U << 4)
+
 #ifndef HYPERV_SPINLOCK_NEVER_RETRY
 #define HYPERV_SPINLOCK_NEVER_RETRY             0xFFFFFFFF
 #endif