/* * Copyright (c) 2017 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ #ifndef _ARM64_MACHINE_CPUID_H_ #define _ARM64_MACHINE_CPUID_H_ typedef struct { uint64_t el0_not_implemented : 1, el0_aarch64_only : 1, el0_aarch32_and_64 : 1, el1_not_implemented : 1, el1_aarch64_only : 1, el1_aarch32_and_64 : 1, el2_not_implemented : 1, el2_aarch64_only : 1, el2_aarch32_and_64 : 1, el3_not_implemented : 1, el3_aarch64_only : 1, el3_aarch32_and_64 : 1, reserved : 52; } arm_feature_bits_t; /* Debug identification */ /* ID_AA64DFR0_EL1 */ typedef union { struct { uint64_t debug_arch_version : 4, trace_extn_version : 4, perf_extn_version : 4, brps : 4, reserved0 : 4, wrps : 4, reserved1 : 4, ctx_cmps : 4, reserved32 : 32; } debug_feature; uint64_t value; } arm_cpuid_id_aa64dfr0_el1; typedef struct { uint32_t num_watchpoint_pairs; uint32_t num_breakpoint_pairs; } arm_debug_info_t; #endif /* _MACHINE_CPUID_H_ */