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David Howells61730c52012-10-09 09:47:14 +01001/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1996, 1997, 1999 by Ralf Baechle
7 * Copyright (C) 1999 Silicon Graphics, Inc.
8 */
9#ifndef _UAPI_ASM_SIGCONTEXT_H
10#define _UAPI_ASM_SIGCONTEXT_H
11
12#include <linux/types.h>
13#include <asm/sgidefs.h>
14
15#if _MIPS_SIM == _MIPS_SIM_ABI32
16
17/*
18 * Keep this struct definition in sync with the sigcontext fragment
19 * in arch/mips/tools/offset.c
20 */
21struct sigcontext {
22 unsigned int sc_regmask; /* Unused */
23 unsigned int sc_status; /* Unused */
24 unsigned long long sc_pc;
25 unsigned long long sc_regs[32];
26 unsigned long long sc_fpregs[32];
27 unsigned int sc_acx; /* Was sc_ownedfp */
28 unsigned int sc_fpc_csr;
29 unsigned int sc_fpc_eir; /* Unused */
30 unsigned int sc_used_math;
31 unsigned int sc_dsp; /* dsp status, was sc_ssflags */
32 unsigned long long sc_mdhi;
33 unsigned long long sc_mdlo;
34 unsigned long sc_hi1; /* Was sc_cause */
35 unsigned long sc_lo1; /* Was sc_badvaddr */
36 unsigned long sc_hi2; /* Was sc_sigset[4] */
37 unsigned long sc_lo2;
38 unsigned long sc_hi3;
39 unsigned long sc_lo3;
40};
41
42#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
43
44#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32
45
46#include <linux/posix_types.h>
47/*
48 * Keep this struct definition in sync with the sigcontext fragment
49 * in arch/mips/tools/offset.c
50 *
51 * Warning: this structure illdefined with sc_badvaddr being just an unsigned
52 * int so it was changed to unsigned long in 2.6.0-test1. This may break
53 * binary compatibility - no prisoners.
54 * DSP ASE in 2.6.12-rc4. Turn sc_mdhi and sc_mdlo into an array of four
55 * entries, add sc_dsp and sc_reserved for padding. No prisoners.
56 */
57struct sigcontext {
58 __u64 sc_regs[32];
59 __u64 sc_fpregs[32];
60 __u64 sc_mdhi;
61 __u64 sc_hi1;
62 __u64 sc_hi2;
63 __u64 sc_hi3;
64 __u64 sc_mdlo;
65 __u64 sc_lo1;
66 __u64 sc_lo2;
67 __u64 sc_lo3;
68 __u64 sc_pc;
69 __u32 sc_fpc_csr;
70 __u32 sc_used_math;
71 __u32 sc_dsp;
72 __u32 sc_reserved;
David Howells61730c52012-10-09 09:47:14 +010073};
74
75
76#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 */
77
78#endif /* _UAPI_ASM_SIGCONTEXT_H */