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-rw-r--r--src/include/cpu/amd/cpuid.h4
-rw-r--r--src/include/cpu/amd/mtrr.h1
2 files changed, 5 insertions, 0 deletions
diff --git a/src/include/cpu/amd/cpuid.h b/src/include/cpu/amd/cpuid.h
index b593562a09..81d008de77 100644
--- a/src/include/cpu/amd/cpuid.h
+++ b/src/include/cpu/amd/cpuid.h
@@ -121,4 +121,8 @@
#define CPUID_EBX_THREADS_SHIFT 8
#define CPUID_EBX_THREADS_MASK (0xff << CPUID_EBX_THREADS_SHIFT)
+#define CPUID_EBX_MEM_ENCRYPT 0x8000001f
+#define CPUID_EBX_MEM_ENCRYPT_ADDR_BITS_SHIFT 6
+#define CPUID_EBX_MEM_ENCRYPT_ADDR_BITS_MASK (0x3f << CPUID_EBX_MEM_ENCRYPT_ADDR_BITS_SHIFT)
+
#endif /* CPU_AMD_CPUID_H */
diff --git a/src/include/cpu/amd/mtrr.h b/src/include/cpu/amd/mtrr.h
index 04d775cade..32a7949b19 100644
--- a/src/include/cpu/amd/mtrr.h
+++ b/src/include/cpu/amd/mtrr.h
@@ -12,6 +12,7 @@
#define MTRR_WRITE_MEM (1 << 3)
#define SYSCFG_MSR 0xC0010010
+#define SYSCFG_MSR_SMEE (1 << 23)
#define SYSCFG_MSR_TOM2WB (1 << 22)
#define SYSCFG_MSR_TOM2En (1 << 21)
#define SYSCFG_MSR_MtrrVarDramEn (1 << 20)