blob: b0617de2b5e8d1cecd37c76c17f093cd76f37ea4 [file] [log] [blame]
Nick Kralevicha67e4de2013-01-14 11:28:26 -08001/****************************************************************************
2 ****************************************************************************
3 ***
4 *** This header was automatically generated from a Linux kernel header
5 *** of the same name, to make information necessary for userspace to
6 *** call into the kernel available to libc. It contains only constants,
7 *** structures, and macros generated from the original header, and thus,
8 *** contains no copyrightable information.
9 ***
10 *** To edit the content of this header, modify the corresponding
11 *** source file (e.g. under external/kernel-headers/original/) then
12 *** run bionic/libc/kernel/tools/update_all.py
13 ***
14 *** Any manual change here will be lost the next time this script will
15 *** be run. You've been warned!
16 ***
17 ****************************************************************************
18 ****************************************************************************/
Ben Cheng655a7c02013-10-16 16:09:24 -070019#ifndef _UAPI__ASM_SIGCONTEXT_H
20#define _UAPI__ASM_SIGCONTEXT_H
Christopher Ferris934ec942018-01-31 15:29:16 -080021#ifndef __ASSEMBLY__
Ben Cheng655a7c02013-10-16 16:09:24 -070022#include <linux/types.h>
23struct sigcontext {
Tao Baod7db5942015-01-28 10:07:51 -080024 __u64 fault_address;
25 __u64 regs[31];
26 __u64 sp;
27 __u64 pc;
Tao Baod7db5942015-01-28 10:07:51 -080028 __u64 pstate;
29 __u8 __reserved[4096] __attribute__((__aligned__(16)));
Ben Cheng655a7c02013-10-16 16:09:24 -070030};
31struct _aarch64_ctx {
Tao Baod7db5942015-01-28 10:07:51 -080032 __u32 magic;
33 __u32 size;
Ben Cheng655a7c02013-10-16 16:09:24 -070034};
35#define FPSIMD_MAGIC 0x46508001
Ben Cheng655a7c02013-10-16 16:09:24 -070036struct fpsimd_context {
Tao Baod7db5942015-01-28 10:07:51 -080037 struct _aarch64_ctx head;
38 __u32 fpsr;
39 __u32 fpcr;
Tao Baod7db5942015-01-28 10:07:51 -080040 __uint128_t vregs[32];
Ben Cheng655a7c02013-10-16 16:09:24 -070041};
Christopher Ferrisba8d4f42014-09-03 19:56:49 -070042#define ESR_MAGIC 0x45535201
43struct esr_context {
Tao Baod7db5942015-01-28 10:07:51 -080044 struct _aarch64_ctx head;
45 __u64 esr;
Christopher Ferrisba8d4f42014-09-03 19:56:49 -070046};
Christopher Ferris1308ad32017-11-14 17:32:13 -080047#define EXTRA_MAGIC 0x45585401
48struct extra_context {
49 struct _aarch64_ctx head;
50 __u64 datap;
51 __u32 size;
52 __u32 __reserved[3];
53};
Christopher Ferris934ec942018-01-31 15:29:16 -080054#define SVE_MAGIC 0x53564501
55struct sve_context {
56 struct _aarch64_ctx head;
57 __u16 vl;
58 __u16 __reserved[3];
59};
60#endif
61#define SVE_VQ_BYTES 16
62#define SVE_VQ_MIN 1
63#define SVE_VQ_MAX 512
64#define SVE_VL_MIN (SVE_VQ_MIN * SVE_VQ_BYTES)
65#define SVE_VL_MAX (SVE_VQ_MAX * SVE_VQ_BYTES)
66#define SVE_NUM_ZREGS 32
67#define SVE_NUM_PREGS 16
68#define sve_vl_valid(vl) ((vl) % SVE_VQ_BYTES == 0 && (vl) >= SVE_VL_MIN && (vl) <= SVE_VL_MAX)
69#define sve_vq_from_vl(vl) ((vl) / SVE_VQ_BYTES)
70#define sve_vl_from_vq(vq) ((vq) * SVE_VQ_BYTES)
71#define SVE_SIG_ZREG_SIZE(vq) ((__u32) (vq) * SVE_VQ_BYTES)
72#define SVE_SIG_PREG_SIZE(vq) ((__u32) (vq) * (SVE_VQ_BYTES / 8))
73#define SVE_SIG_FFR_SIZE(vq) SVE_SIG_PREG_SIZE(vq)
74#define SVE_SIG_REGS_OFFSET ((sizeof(struct sve_context) + (SVE_VQ_BYTES - 1)) / SVE_VQ_BYTES * SVE_VQ_BYTES)
75#define SVE_SIG_ZREGS_OFFSET SVE_SIG_REGS_OFFSET
76#define SVE_SIG_ZREG_OFFSET(vq,n) (SVE_SIG_ZREGS_OFFSET + SVE_SIG_ZREG_SIZE(vq) * (n))
77#define SVE_SIG_ZREGS_SIZE(vq) (SVE_SIG_ZREG_OFFSET(vq, SVE_NUM_ZREGS) - SVE_SIG_ZREGS_OFFSET)
78#define SVE_SIG_PREGS_OFFSET(vq) (SVE_SIG_ZREGS_OFFSET + SVE_SIG_ZREGS_SIZE(vq))
79#define SVE_SIG_PREG_OFFSET(vq,n) (SVE_SIG_PREGS_OFFSET(vq) + SVE_SIG_PREG_SIZE(vq) * (n))
80#define SVE_SIG_PREGS_SIZE(vq) (SVE_SIG_PREG_OFFSET(vq, SVE_NUM_PREGS) - SVE_SIG_PREGS_OFFSET(vq))
81#define SVE_SIG_FFR_OFFSET(vq) (SVE_SIG_PREGS_OFFSET(vq) + SVE_SIG_PREGS_SIZE(vq))
82#define SVE_SIG_REGS_SIZE(vq) (SVE_SIG_FFR_OFFSET(vq) + SVE_SIG_FFR_SIZE(vq) - SVE_SIG_REGS_OFFSET)
83#define SVE_SIG_CONTEXT_SIZE(vq) (SVE_SIG_REGS_OFFSET + SVE_SIG_REGS_SIZE(vq))
Nick Kralevicha67e4de2013-01-14 11:28:26 -080084#endif