1 /* 2 * Copyright (c) 2007 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 * @OSF_COPYRIGHT@ 30 */ 31 32 /* 33 * Mach Operating System 34 * Copyright (c) 1991,1990,1989 Carnegie Mellon University 35 * All Rights Reserved. 36 * 37 * Permission to use, copy, modify and distribute this software and its 38 * documentation is hereby granted, provided that both the copyright 39 * notice and this permission notice appear in all copies of the 40 * software, derivative works or modified versions, and any portions 41 * thereof, and that both notices appear in supporting documentation. 42 * 43 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 44 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 45 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 46 * 47 * Carnegie Mellon requests users of this software to return to 48 * 49 * Software Distribution Coordinator or [email protected] 50 * School of Computer Science 51 * Carnegie Mellon University 52 * Pittsburgh PA 15213-3890 53 * 54 * any improvements or extensions that they make and grant Carnegie Mellon 55 * the rights to redistribute these changes. 56 */ 57 58 /* 59 * Machine dependent task fields 60 */ 61 62 #ifdef MACH_KERNEL_PRIVATE 63 /* Provide access to target-specific defintions which may be used by 64 * consuming code, e.g. HYPERVISOR. */ 65 #include <arm64/proc_reg.h> 66 #endif 67 68 69 #if defined(HAS_APPLE_PAC) 70 #define TASK_ADDITIONS_PAC \ 71 uint64_t rop_pid; \ 72 uint64_t jop_pid; \ 73 uint8_t disable_user_jop; 74 #else 75 #define TASK_ADDITIONS_PAC 76 #endif 77 78 79 80 #define TASK_ADDITIONS_UEXC uint64_t uexc[4]; 81 82 #if !__ARM_KERNEL_PROTECT__ 83 #define TASK_ADDITIONS_X18 bool preserve_x18; 84 #else 85 #define TASK_ADDITIONS_X18 86 #endif 87 88 #define TASK_ADDITIONS_APT 89 90 #define MACHINE_TASK \ 91 void * XNU_PTRAUTH_SIGNED_PTR("task.task_debug") task_debug; \ 92 TASK_ADDITIONS_PAC \ 93 \ 94 TASK_ADDITIONS_UEXC \ 95 TASK_ADDITIONS_X18 \ 96 TASK_ADDITIONS_APT \ 97 bool uses_1ghz_timebase; 98