ID_AA64PFR0_EL0_SHIFT
#define ID_AA64PFR0_EL0_MASK (UL(0xf) << ID_AA64PFR0_EL0_SHIFT)
#define ID_AA64PFR0_EL0_64 (UL(0x1) << ID_AA64PFR0_EL0_SHIFT)
#define ID_AA64PFR0_EL0_64_32 (UL(0x2) << ID_AA64PFR0_EL0_SHIFT)