darling-xnu/osfmk/arm64/machine_cpuid.h
2023-05-16 21:41:14 -07:00

71 lines
2.6 KiB
C

/*
* 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_ */