ID_AA64PFR0_EL1_SHIFT
#define ID_AA64PFR0_EL1_MASK (UL(0xf) << ID_AA64PFR0_EL1_SHIFT)
#define ID_AA64PFR0_EL1_64 (UL(0x1) << ID_AA64PFR0_EL1_SHIFT)
#define ID_AA64PFR0_EL1_64_32 (UL(0x2) << ID_AA64PFR0_EL1_SHIFT)