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-rw-r--r--sys/x86/include/specialreg.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/x86/include/specialreg.h b/sys/x86/include/specialreg.h
index bdd87ef..e17068f 100644
--- a/sys/x86/include/specialreg.h
+++ b/sys/x86/include/specialreg.h
@@ -385,6 +385,7 @@
/*
* CPUID instruction 7 Structured Extended Features, leaf 0 edx info
*/
+#define CPUID_STDEXT3_MD_CLEAR 0x00000400
#define CPUID_STDEXT3_IBPB 0x04000000
#define CPUID_STDEXT3_STIBP 0x08000000
#define CPUID_STDEXT3_L1D_FLUSH 0x10000000
@@ -395,6 +396,7 @@
#define IA32_ARCH_CAP_RDCL_NO 0x00000001
#define IA32_ARCH_CAP_IBRS_ALL 0x00000002
#define IA32_ARCH_CAP_SSBD_NO 0x00000004
+#define IA32_ARCH_CAP_MDS_NO 0x00000020
/*
* CPUID manufacturers identifiers
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