xref: /netbsd-src/sys/arch/aarch64/include/proc.h (revision 9f2441fc32c617801c27610e3ba47c1538f74a3e)
1*9f2441fcSskrll /* $NetBSD: proc.h,v 1.8 2020/08/12 13:19:35 skrll Exp $ */
2beb9c6d1Smatt 
3beb9c6d1Smatt /*-
4beb9c6d1Smatt  * Copyright (c) 2014 The NetBSD Foundation, Inc.
5beb9c6d1Smatt  * All rights reserved.
6beb9c6d1Smatt  *
7beb9c6d1Smatt  * This code is derived from software contributed to The NetBSD Foundation
8beb9c6d1Smatt  * by Matt Thomas of 3am Software Foundry.
9beb9c6d1Smatt  *
10beb9c6d1Smatt  * Redistribution and use in source and binary forms, with or without
11beb9c6d1Smatt  * modification, are permitted provided that the following conditions
12beb9c6d1Smatt  * are met:
13beb9c6d1Smatt  * 1. Redistributions of source code must retain the above copyright
14beb9c6d1Smatt  *    notice, this list of conditions and the following disclaimer.
15beb9c6d1Smatt  * 2. Redistributions in binary form must reproduce the above copyright
16beb9c6d1Smatt  *    notice, this list of conditions and the following disclaimer in the
17beb9c6d1Smatt  *    documentation and/or other materials provided with the distribution.
18beb9c6d1Smatt  *
19beb9c6d1Smatt  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20beb9c6d1Smatt  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21beb9c6d1Smatt  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22beb9c6d1Smatt  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23beb9c6d1Smatt  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24beb9c6d1Smatt  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25beb9c6d1Smatt  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26beb9c6d1Smatt  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27beb9c6d1Smatt  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28beb9c6d1Smatt  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29beb9c6d1Smatt  * POSSIBILITY OF SUCH DAMAGE.
30beb9c6d1Smatt  */
31beb9c6d1Smatt 
32beb9c6d1Smatt #ifndef _AARCH64_PROC_H_
33beb9c6d1Smatt #define _AARCH64_PROC_H_
34beb9c6d1Smatt 
35beb9c6d1Smatt #ifdef __aarch64__
36beb9c6d1Smatt 
37197cf882Srin #ifdef _KERNEL_OPT
38197cf882Srin #include "opt_compat_netbsd32.h"
39197cf882Srin #endif
40197cf882Srin 
41beb9c6d1Smatt struct mdlwp {
42fe33aa27Sryo 	void *md_onfault;
43beb9c6d1Smatt 	struct trapframe *md_utf;
44beb9c6d1Smatt 	uint64_t md_cpacr;
45beb9c6d1Smatt 	uint32_t md_flags;
46*9f2441fcSskrll 	volatile uint32_t md_astpending;
476d94ff13Smaxv 
48164f546eSryo 	uint64_t md_ia_kern[2]; /* APIAKey{Lo,Hi}_EL1 used in the kernel */
49164f546eSryo 	uint64_t md_ia_user[2]; /* APIAKey{Lo,Hi}_EL1 used in user-process */
50164f546eSryo 	uint64_t md_ib_user[2]; /* APIBKey{Lo,Hi}_EL1 only used in user-proc. */
51164f546eSryo 	uint64_t md_da_user[2]; /* APDAKey{Lo,Hi}_EL1 only used in user-proc. */
52164f546eSryo 	uint64_t md_db_user[2]; /* APDBKey{Lo,Hi}_EL1 only used in user-proc. */
53164f546eSryo 	uint64_t md_ga_user[2]; /* APGAKey{Lo,Hi}_EL1 only used in user-proc. */
54beb9c6d1Smatt };
55beb9c6d1Smatt 
56beb9c6d1Smatt struct mdproc {
57beb9c6d1Smatt 	void (*md_syscall)(struct trapframe *);
58197cf882Srin 	char md_march32[12];	/* machine arch of executable */
59beb9c6d1Smatt };
60beb9c6d1Smatt 
61197cf882Srin #ifdef COMPAT_NETBSD32
62197cf882Srin #define PROC0_MD_INITIALIZERS	.p_md = { .md_march32 = MACHINE32_ARCH },
63197cf882Srin #endif
64197cf882Srin 
65beb9c6d1Smatt #elif defined(__arm__)
66beb9c6d1Smatt 
67beb9c6d1Smatt #include <arm/proc.h>
68beb9c6d1Smatt 
69beb9c6d1Smatt #endif /* __aarch64__/__arm__ */
70beb9c6d1Smatt 
71beb9c6d1Smatt #endif /* _AARCH64_PROC_H_ */
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