ID_AA64PFR1_RAS_FRAC_SHIFT
#define ID_AA64PFR1_RAS_FRAC_MASK (0xfULL << ID_AA64PFR1_RAS_FRAC_SHIFT)
#define ID_AA64PFR1_RAS_FRAC_NONE (0x0ULL << ID_AA64PFR1_RAS_FRAC_SHIFT)
#define ID_AA64PFR1_RAS_FRAC_IMPL (0x1ULL << ID_AA64PFR1_RAS_FRAC_SHIFT)