diff --git a/src/cpu/intel/common/common_init.c b/src/cpu/intel/common/common_init.c index 3ea8f36ea8..c5f43ef22e 100644 --- a/src/cpu/intel/common/common_init.c +++ b/src/cpu/intel/common/common_init.c @@ -130,13 +130,6 @@ void cpu_init_cppc_config(struct cppc_config *config, u32 version) */ config->regs[CPPC_HIGHEST_PERF] = msr; - /* - * Nominal Performance -> Guaranteed Performance: - * ResourceTemplate(){Register(FFixedHW, 0x08, 0x08, 0x771, 0x04,)}, - */ - msr.bit_offset = 8; - config->regs[CPPC_NOMINAL_PERF] = msr; - /* * Lowest Nonlinear Performance -> Most Efficient Performance: * ResourceTemplate(){Register(FFixedHW, 0x08, 0x10, 0x771, 0x04,)}, @@ -158,6 +151,15 @@ void cpu_init_cppc_config(struct cppc_config *config, u32 version) msr.bit_offset = 8; config->regs[CPPC_GUARANTEED_PERF] = msr; + msr.addrl = MSR_PLATFORM_INFO; + + /* + * Nominal Performance -> Maximum Non-Turbo Ratio: + * ResourceTemplate(){Register(FFixedHW, 0x08, 0x08, 0xce, 0x04,)}, + */ + msr.bit_offset = 8; + config->regs[CPPC_NOMINAL_PERF] = msr; + msr.addrl = IA32_HWP_REQUEST; /* diff --git a/src/include/cpu/intel/msr.h b/src/include/cpu/intel/msr.h index a2165f365a..da0f0bb68d 100644 --- a/src/include/cpu/intel/msr.h +++ b/src/include/cpu/intel/msr.h @@ -12,4 +12,6 @@ #define MSR_PIC_MSG_CONTROL 0x2e #define TPR_UPDATES_DISABLE (1 << 10) +#define MSR_PLATFORM_INFO 0xce + #endif /* CPU_INTEL_MSR_H */