This MSR can be used for controlling whether the CPU boost state
is enabled in the hardware.
AMD Processor Programming Reference (PPR)
Link: https://www.amd.com/system/files/TechDocs/40332.pdf [p1095]
Link: https://www.amd.com/system/files/TechDocs/56569-A1-PUB.zip [p162]
Signed-off-by: Perry Yuan <[email protected]>
---
arch/x86/include/asm/msr-index.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index d27e0581b777..869508de8269 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -548,6 +548,7 @@
#define MSR_AMD_CPPC_CAP2 0xc00102b2
#define MSR_AMD_CPPC_REQ 0xc00102b3
#define MSR_AMD_CPPC_STATUS 0xc00102b4
+#define MSR_AMD_CPPC_HW_CTL 0xc0010015
#define AMD_CPPC_LOWEST_PERF(x) (((x) >> 0) & 0xff)
#define AMD_CPPC_LOWNONLIN_PERF(x) (((x) >> 8) & 0xff)
--
2.25.1