1/*
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 _ASM_SIGCONTEXT_H
10#define _ASM_SIGCONTEXT_H
11
12#include <asm/sgidefs.h>
13
14#if _MIPS_SIM == _MIPS_SIM_ABI32
15
16/*
17 * Keep this struct definition in sync with the sigcontext fragment
18 * in arch/mips/tools/offset.c
19 */
20struct sigcontext {
21	unsigned int		sc_regmask;	/* Unused */
22	unsigned int		sc_status;	/* Unused */
23	unsigned long long	sc_pc;
24	unsigned long long	sc_regs[32];
25	unsigned long long	sc_fpregs[32];
26	unsigned int		sc_acx;		/* Was sc_ownedfp */
27	unsigned int		sc_fpc_csr;
28	unsigned int		sc_fpc_eir;	/* Unused */
29	unsigned int		sc_used_math;
30	unsigned int		sc_dsp;		/* dsp status, was sc_ssflags */
31	unsigned long long	sc_mdhi;
32	unsigned long long	sc_mdlo;
33	unsigned long		sc_hi1;		/* Was sc_cause */
34	unsigned long		sc_lo1;		/* Was sc_badvaddr */
35	unsigned long		sc_hi2;		/* Was sc_sigset[4] */
36	unsigned long		sc_lo2;
37	unsigned long		sc_hi3;
38	unsigned long		sc_lo3;
39};
40
41#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
42
43#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32
44
45#include <linux/posix_types.h>
46/*
47 * Keep this struct definition in sync with the sigcontext fragment
48 * in arch/mips/tools/offset.c
49 *
50 * Warning: this structure illdefined with sc_badvaddr being just an unsigned
51 * int so it was changed to unsigned long in 2.6.0-test1.  This may break
52 * binary compatibility - no prisoners.
53 * DSP ASE in 2.6.12-rc4.  Turn sc_mdhi and sc_mdlo into an array of four
54 * entries, add sc_dsp and sc_reserved for padding.  No prisoners.
55 */
56struct sigcontext {
57	__u64	sc_regs[32];
58	__u64	sc_fpregs[32];
59	__u64	sc_mdhi;
60	__u64	sc_hi1;
61	__u64	sc_hi2;
62	__u64	sc_hi3;
63	__u64	sc_mdlo;
64	__u64	sc_lo1;
65	__u64	sc_lo2;
66	__u64	sc_lo3;
67	__u64	sc_pc;
68	__u32	sc_fpc_csr;
69	__u32	sc_used_math;
70	__u32	sc_dsp;
71	__u32	sc_reserved;
72};
73
74#ifdef __KERNEL__
75
76struct sigcontext32 {
77	__u32		sc_regmask;	/* Unused */
78	__u32		sc_status;	/* Unused */
79	__u64		sc_pc;
80	__u64		sc_regs[32];
81	__u64		sc_fpregs[32];
82	__u32		sc_acx;		/* Only MIPS32; was sc_ownedfp */
83	__u32		sc_fpc_csr;
84	__u32		sc_fpc_eir;	/* Unused */
85	__u32		sc_used_math;
86	__u32		sc_dsp;		/* dsp status, was sc_ssflags */
87	__u64		sc_mdhi;
88	__u64		sc_mdlo;
89	__u32		sc_hi1;		/* Was sc_cause */
90	__u32		sc_lo1;		/* Was sc_badvaddr */
91	__u32		sc_hi2;		/* Was sc_sigset[4] */
92	__u32		sc_lo2;
93	__u32		sc_hi3;
94	__u32		sc_lo3;
95};
96#endif /* __KERNEL__ */
97
98#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 */
99
100#endif /* _ASM_SIGCONTEXT_H */
101