diff options
Diffstat (limited to 'src/cpu/intel/common/common_init.c')
| -rw-r--r-- | src/cpu/intel/common/common_init.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/src/cpu/intel/common/common_init.c b/src/cpu/intel/common/common_init.c index d0b66d4815..3ea8f36ea8 100644 --- a/src/cpu/intel/common/common_init.c +++ b/src/cpu/intel/common/common_init.c @@ -239,11 +239,23 @@ void cpu_init_cppc_config(struct cppc_config *config, u32 version) if (version >= 2) { /* Autonomous Selection Enable is populated below */ - /* Autonomous Activity Window Register */ - config->regs[CPPC_AUTO_ACTIVITY_WINDOW] = unsupported; + msr.addrl = IA32_HWP_REQUEST; - /* Energy Performance Preference Register */ - config->regs[CPPC_PERF_PREF] = unsupported; + /* + * Autonomous Activity Window Register + * ResourceTemplate(){Register(FFixedHW, 0x0a, 0x20, 0x774, 0x04,)}, + */ + msr.bit_width = 10; + msr.bit_offset = 32; + config->regs[CPPC_AUTO_ACTIVITY_WINDOW] = msr; + + /* + * Autonomous Energy Performance Preference Register + * ResourceTemplate(){Register(FFixedHW, 0x08, 0x18, 0x774, 0x04,)}, + */ + msr.bit_width = 8; + msr.bit_offset = 24; + config->regs[CPPC_PERF_PREF] = msr; /* Reference Performance */ config->regs[CPPC_REF_PERF] = unsupported; |