ID_AA64ISAR1_GPI_SHIFT
#define ID_AA64ISAR1_GPI_MASK (UL(0xf) << ID_AA64ISAR1_GPI_SHIFT)
#define ID_AA64ISAR1_GPI_NONE (UL(0x0) << ID_AA64ISAR1_GPI_SHIFT)
#define ID_AA64ISAR1_GPI_IMPL (UL(0x1) << ID_AA64ISAR1_GPI_SHIFT)