2 * Copyright (c) 1994-1996 Søren Schmidt
3 * Copyright (c) 2018 Turing Robotic Industries Inc.
4 * Copyright (c) 2022 Dmitry Chagin <dchagin@FreeBSD.org>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #ifndef _ARM64_LINUX_SIGFRAME_H_
31 #define _ARM64_LINUX_SIGFRAME_H_
33 struct _l_aarch64_ctx {
38 #define L_FPSIMD_MAGIC 0x46508001
39 #define L_ESR_MAGIC 0x45535201
41 struct l_fpsimd_context {
42 struct _l_aarch64_ctx head;
45 __uint128_t vregs[32];
48 struct l_esr_context {
49 struct _l_aarch64_ctx head;
54 uint64_t fault_address;
59 uint8_t __reserved[4096] __attribute__((__aligned__(16)));
63 unsigned long uc_flags;
64 struct l_ucontext *uc_link;
66 l_sigset_t uc_sigmask;
67 uint8_t __glibc_hole[1024 / 8 - sizeof(l_sigset_t)];
68 struct l_sigcontext uc_sc;
71 struct l_rt_sigframe {
73 struct l_ucontext sf_uc;
74 } __attribute__((__aligned__(16)));
77 struct l_rt_sigframe sf;
84 #define LINUX_MINSIGSTKSZ roundup(sizeof(struct l_sigframe), 16)
86 #endif /* _ARM64_LINUX_SIGFRAME_H_ */