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1/*
2 * Copyright (c) 2019 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#ifndef _PEXPERT_ARM64_APPLE_ARM64_COMMON_H
30#define _PEXPERT_ARM64_APPLE_ARM64_COMMON_H
31
32#define __ARM_ARCH__ 8
33#define __ARM_VMSA__ 8
34#define __ARM_VFP__ 4
35#define __ARM_COHERENT_CACHE__ 1
36#define __ARM_COHERENT_IO__ 1
37#define __ARM_IC_NOALIAS_ICACHE__ 1
38#define __ARM_DEBUG__ 7
39#define __ARM_ENABLE_SWAP__ 1
40#define __ARM_V8_CRYPTO_EXTENSIONS__ 1
41
42#ifndef ARM_LARGE_MEMORY
43#define __ARM64_PMAP_SUBPAGE_L1__ 1
44#endif
45
46#define APPLE_ARM64_ARCH_FAMILY 1
47#define ARM_ARCH_TIMER
48#define ARM_BOARD_WFE_TIMEOUT_NS 1000
49
50#if defined(HAS_CTRR)
51#define KERNEL_INTEGRITY_CTRR 1
52#elif defined(HAS_KTRR)
53#define KERNEL_INTEGRITY_KTRR 1
54#elif defined(MONITOR)
55#define KERNEL_INTEGRITY_WT 1
56#endif
57
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58#if defined(CPU_HAS_APPLE_PAC) && defined(__arm64e__)
59#define HAS_APPLE_PAC 1 /* Has Apple ARMv8.3a pointer authentication */
2a1bd2d3 60#endif
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61
62#include <pexpert/arm64/apple_arm64_regs.h>
63#include <pexpert/arm64/AIC.h>
64
65#ifndef ASSEMBLER
66#include <pexpert/arm/S3cUART.h>
67
68#if !defined(APPLETYPHOON) && !defined(APPLETWISTER)
69#include <pexpert/arm/dockchannel.h>
70
71// AOP_CLOCK frequency * 30 ms
72#define DOCKCHANNEL_DRAIN_PERIOD (192000000 * 0.03)
73#endif
74
75#endif /* ASSEMBLER */
76
77/*
78 * See arm64/proc_reg.h for how these values are constructed from the MIDR.
79 * The chip-revision property from EDT also uses these constants.
80 */
81#define CPU_VERSION_A0 0x00
82#define CPU_VERSION_A1 0x01
83#define CPU_VERSION_B0 0x10
84#define CPU_VERSION_B1 0x11
85#define CPU_VERSION_C0 0x20
86#define CPU_VERSION_UNKNOWN 0xff
87
88#endif /* !_PEXPERT_ARM64_APPLE_ARM64_COMMON_H */