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-rw-r--r--src/include/cpu/amd/msr.h16
1 files changed, 13 insertions, 3 deletions
diff --git a/src/include/cpu/amd/msr.h b/src/include/cpu/amd/msr.h
index 8bc00d1624..f9e7b2033d 100644
--- a/src/include/cpu/amd/msr.h
+++ b/src/include/cpu/amd/msr.h
@@ -12,13 +12,16 @@
#define CPUID_EXT_PM 0x80000007
#define CPUID_MODEL 1
+#define CPUID_EBX_CORE_ID 0x8000001E
+#define CPUID_EBX_THREADS_SHIFT 8
+#define CPUID_EBX_THREADS_MASK (0xFF << CPUID_EBX_THREADS_SHIFT)
#define MC4_MISC0 0x00000413
#define MC4_MISC1 0xC0000408
#define MC4_MISC2 0xC0000409
#define FS_Base 0xC0000100
-#define HWCR_MSR 0xC0010015
+#define HWCR_MSR 0xC0010015
#define SMM_LOCK (1 << 0)
-#define NB_CFG_MSR 0xC001001f
+#define NB_CFG_MSR 0xC001001f
#define FidVidStatus 0xC0010042
#define MC1_CTL_MASK 0xC0010045
#define MC4_CTL_MASK 0xC0010048
@@ -30,6 +33,9 @@
#define PS_LIM_REG 0xC0010061
/* P-state Maximum Value shift position */
#define PS_MAX_VAL_SHFT 4
+#define PS_LIM_MAX_VAL_MASK (0x7 << PS_MAX_VAL_SHFT)
+#define MAX_PSTATES 8
+
/* P-state Control Register */
#define PS_CTL_REG 0xC0010062
/* P-state Control Register CMD Mask OFF */
@@ -43,11 +49,15 @@
#define PSTATE_2_MSR 0xC0010066
#define PSTATE_3_MSR 0xC0010067
#define PSTATE_4_MSR 0xC0010068
-
+/* Value defined in Serial VID Interface 2.0 spec (#48022, NDA only) */
+#define SERIAL_VID_DECODE_MICROVOLTS 6250
+#define SERIAL_VID_MAX_MICROVOLTS 1550000L
#define MSR_PATCH_LOADER 0xC0010020
#define MSR_COFVID_STS 0xC0010071
#define MSR_CSTATE_ADDRESS 0xC0010073
+#define MSR_CSTATE_ADDRESS_MASK 0xFFFF
+
#define OSVW_ID_Length 0xC0010140
#define OSVW_Status 0xC0010141