reg_id_isar4 40 arch/arm64/include/asm/cpu.h u32 reg_id_isar4; reg_id_isar4 599 arch/arm64/kernel/cpufeature.c init_cpu_ftr_reg(SYS_ID_ISAR4_EL1, info->reg_id_isar4); reg_id_isar4 751 arch/arm64/kernel/cpufeature.c info->reg_id_isar4, boot->reg_id_isar4); reg_id_isar4 361 arch/arm64/kernel/cpuinfo.c info->reg_id_isar4 = read_cpuid(ID_ISAR4_EL1);