1 files changed, 5 insertions, 0 deletions

diff --git a/include/asm-i386/msr.h b/include/asm-i386/msr.h
index 5679d4993072..609a3899475c 100644
--- a/include/asm-i386/msr.h
+++ b/include/asm-i386/msr.h
@@ -100,6 +100,8 @@ static inline void wrmsrl (unsigned long msr, unsigned long long val)
 
 #define MSR_P6_PERFCTR0         0xc1
 #define MSR_P6_PERFCTR1         0xc2
+#define MSR_FSB_FREQ            0xcd
+
 
 #define MSR_IA32_BBL_CR_CTL             0x119
 
@@ -130,6 +132,9 @@ static inline void wrmsrl (unsigned long msr, unsigned long long val)
 #define MSR_IA32_PERF_STATUS            0x198
 #define MSR_IA32_PERF_CTL               0x199
 
+#define MSR_IA32_MPERF                  0xE7
+#define MSR_IA32_APERF                  0xE8
+
 #define MSR_IA32_THERM_CONTROL          0x19a
 #define MSR_IA32_THERM_INTERRUPT        0x19b
 #define MSR_IA32_THERM_STATUS           0x19c