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-rw-r--r--src/cpu/intel/haswell/haswell.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/cpu/intel/haswell/haswell.h b/src/cpu/intel/haswell/haswell.h
index e0e1e1cdd3..9349a3d654 100644
--- a/src/cpu/intel/haswell/haswell.h
+++ b/src/cpu/intel/haswell/haswell.h
@@ -76,6 +76,26 @@
#define MSR_CONFIG_TDP_CONTROL 0x64b
#define MSR_TURBO_ACTIVATION_RATIO 0x64c
+#define SMM_MCA_CAP_MSR 0x17d
+#define SMM_CPU_SVRSTR_BIT 57
+#define SMM_CPU_SVRSTR_MASK (1 << (SMM_CPU_SVRSTR_BIT - 32))
+
+#define MSR_PRMRR_PHYS_BASE 0x1f4
+#define MSR_PRMRR_PHYS_MASK 0x1f5
+#define MSR_UNCORE_PRMRR_PHYS_BASE 0x2f4
+#define MSR_UNCORE_PRMRR_PHYS_MASK 0x2f5
+
+#define SMM_FEATURE_CONTROL_MSR 0x4e0
+#define SMM_CPU_SAVE_EN (1 << 1)
+
+/* SMM save state MSRs */
+#define SMBASE_MSR 0xc20
+#define IEDBASE_MSR 0xc22
+
+/* MTRR_CAP_MSR bit definitions */
+#define SMRR_SUPPORTED (1 << 11)
+#define PRMRR_SUPPORTED (1 << 12)
+
/* P-state configuration */
#define PSS_MAX_ENTRIES 8
#define PSS_RATIO_STEP 2