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 _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  */
21 struct 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  */
57 struct 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;
73 };
74 
75 
76 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 */
77 
78 #endif /* _UAPI_ASM_SIGCONTEXT_H */
79