xref: /xnu-11215.61.5/osfmk/arm/task.h (revision 4f1223e81cd707a65cc109d0b8ad6653699da3c4)
1*4f1223e8SApple OSS Distributions /*
2*4f1223e8SApple OSS Distributions  * Copyright (c) 2007 Apple Inc. All rights reserved.
3*4f1223e8SApple OSS Distributions  *
4*4f1223e8SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*4f1223e8SApple OSS Distributions  *
6*4f1223e8SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*4f1223e8SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*4f1223e8SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*4f1223e8SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*4f1223e8SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*4f1223e8SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*4f1223e8SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*4f1223e8SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*4f1223e8SApple OSS Distributions  *
15*4f1223e8SApple OSS Distributions  * Please obtain a copy of the License at
16*4f1223e8SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*4f1223e8SApple OSS Distributions  *
18*4f1223e8SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*4f1223e8SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*4f1223e8SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*4f1223e8SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*4f1223e8SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*4f1223e8SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*4f1223e8SApple OSS Distributions  * limitations under the License.
25*4f1223e8SApple OSS Distributions  *
26*4f1223e8SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*4f1223e8SApple OSS Distributions  */
28*4f1223e8SApple OSS Distributions /*
29*4f1223e8SApple OSS Distributions  * @OSF_COPYRIGHT@
30*4f1223e8SApple OSS Distributions  */
31*4f1223e8SApple OSS Distributions 
32*4f1223e8SApple OSS Distributions /*
33*4f1223e8SApple OSS Distributions  * Mach Operating System
34*4f1223e8SApple OSS Distributions  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
35*4f1223e8SApple OSS Distributions  * All Rights Reserved.
36*4f1223e8SApple OSS Distributions  *
37*4f1223e8SApple OSS Distributions  * Permission to use, copy, modify and distribute this software and its
38*4f1223e8SApple OSS Distributions  * documentation is hereby granted, provided that both the copyright
39*4f1223e8SApple OSS Distributions  * notice and this permission notice appear in all copies of the
40*4f1223e8SApple OSS Distributions  * software, derivative works or modified versions, and any portions
41*4f1223e8SApple OSS Distributions  * thereof, and that both notices appear in supporting documentation.
42*4f1223e8SApple OSS Distributions  *
43*4f1223e8SApple OSS Distributions  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
44*4f1223e8SApple OSS Distributions  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
45*4f1223e8SApple OSS Distributions  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
46*4f1223e8SApple OSS Distributions  *
47*4f1223e8SApple OSS Distributions  * Carnegie Mellon requests users of this software to return to
48*4f1223e8SApple OSS Distributions  *
49*4f1223e8SApple OSS Distributions  *  Software Distribution Coordinator  or  [email protected]
50*4f1223e8SApple OSS Distributions  *  School of Computer Science
51*4f1223e8SApple OSS Distributions  *  Carnegie Mellon University
52*4f1223e8SApple OSS Distributions  *  Pittsburgh PA 15213-3890
53*4f1223e8SApple OSS Distributions  *
54*4f1223e8SApple OSS Distributions  * any improvements or extensions that they make and grant Carnegie Mellon
55*4f1223e8SApple OSS Distributions  * the rights to redistribute these changes.
56*4f1223e8SApple OSS Distributions  */
57*4f1223e8SApple OSS Distributions 
58*4f1223e8SApple OSS Distributions /*
59*4f1223e8SApple OSS Distributions  * Machine dependent task fields
60*4f1223e8SApple OSS Distributions  */
61*4f1223e8SApple OSS Distributions 
62*4f1223e8SApple OSS Distributions #ifdef MACH_KERNEL_PRIVATE
63*4f1223e8SApple OSS Distributions /* Provide access to target-specific defintions which may be used by
64*4f1223e8SApple OSS Distributions  * consuming code, e.g. HYPERVISOR. */
65*4f1223e8SApple OSS Distributions #include <arm64/proc_reg.h>
66*4f1223e8SApple OSS Distributions #endif
67*4f1223e8SApple OSS Distributions 
68*4f1223e8SApple OSS Distributions 
69*4f1223e8SApple OSS Distributions #if defined(HAS_APPLE_PAC)
70*4f1223e8SApple OSS Distributions #define TASK_ADDITIONS_PAC \
71*4f1223e8SApple OSS Distributions 	uint64_t rop_pid; \
72*4f1223e8SApple OSS Distributions 	uint64_t jop_pid; \
73*4f1223e8SApple OSS Distributions 	uint8_t disable_user_jop;
74*4f1223e8SApple OSS Distributions #else
75*4f1223e8SApple OSS Distributions #define TASK_ADDITIONS_PAC
76*4f1223e8SApple OSS Distributions #endif
77*4f1223e8SApple OSS Distributions 
78*4f1223e8SApple OSS Distributions 
79*4f1223e8SApple OSS Distributions 
80*4f1223e8SApple OSS Distributions #define TASK_ADDITIONS_UEXC uint64_t uexc[4];
81*4f1223e8SApple OSS Distributions 
82*4f1223e8SApple OSS Distributions #if !__ARM_KERNEL_PROTECT__
83*4f1223e8SApple OSS Distributions #define TASK_ADDITIONS_X18 bool preserve_x18;
84*4f1223e8SApple OSS Distributions #else
85*4f1223e8SApple OSS Distributions #define TASK_ADDITIONS_X18
86*4f1223e8SApple OSS Distributions #endif
87*4f1223e8SApple OSS Distributions 
88*4f1223e8SApple OSS Distributions #define TASK_ADDITIONS_APT
89*4f1223e8SApple OSS Distributions 
90*4f1223e8SApple OSS Distributions #define MACHINE_TASK \
91*4f1223e8SApple OSS Distributions 	void * XNU_PTRAUTH_SIGNED_PTR("task.task_debug") task_debug; \
92*4f1223e8SApple OSS Distributions 	TASK_ADDITIONS_PAC \
93*4f1223e8SApple OSS Distributions \
94*4f1223e8SApple OSS Distributions 	TASK_ADDITIONS_UEXC \
95*4f1223e8SApple OSS Distributions 	TASK_ADDITIONS_X18 \
96*4f1223e8SApple OSS Distributions 	TASK_ADDITIONS_APT \
97*4f1223e8SApple OSS Distributions 	bool uses_1ghz_timebase;
98