MSR_PP1_ENERGY_STATUS  296 arch/x86/include/asm/msr-index.h #define MSR_PP1_ENERGY_STATUS		0x00000641
MSR_PP1_ENERGY_STATUS  525 tools/testing/selftests/kvm/include/x86_64/processor.h #define MSR_PP1_ENERGY_STATUS		0x00000641