IA32_FEATURE_HWP_EPP
if (x86_check_feature(IA32_FEATURE_HWP_EPP, FEATURE_6_EAX)) {
sHWPEPP = x86_check_feature(IA32_FEATURE_HWP_EPP, FEATURE_6_EAX);
if (cpu->arch.feature[FEATURE_6_EAX] & IA32_FEATURE_HWP_EPP)