include/asm-mips/sigcontext.h

   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  */
  20 struct sigcontext {
  21         unsigned int            sc_regmask;     /* Unused */
  22         unsigned int            sc_status;
  23         unsigned long long      sc_pc;
  24         unsigned long long      sc_regs[32];
  25         unsigned long long      sc_fpregs[32];
  26         unsigned int            sc_ownedfp;     /* Unused */
  27         unsigned int            sc_fpc_csr;
  28         unsigned int            sc_fpc_eir;     /* Unused */
  29         unsigned int            sc_used_math;
  30         unsigned int            sc_ssflags;     /* Unused */
  31         unsigned long long      sc_mdhi;
  32         unsigned long long      sc_mdlo;
  33
  34         unsigned int            sc_cause;       /* Unused */
  35         unsigned int            sc_badvaddr;    /* Unused */
  36
  37         unsigned long           sc_sigset[4];   /* kernel's sigset_t */
  38 };
  39
  40 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
  41
  42 #if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32
  43
  44 /*
  45  * Keep this struct definition in sync with the sigcontext fragment
  46  * in arch/mips/tools/offset.c
  47  *
  48  * Warning: this structure illdefined with sc_badvaddr being just an unsigned
  49  * int so it was changed to unsigned long in 2.6.0-test1.  This may break
  50  * binary compatibility - no prisoners.
  51  */
  52 struct sigcontext {
  53         unsigned long   sc_regs[32];
  54         unsigned long   sc_fpregs[32];
  55         unsigned long   sc_mdhi;
  56         unsigned long   sc_mdlo;
  57         unsigned long   sc_pc;
  58         unsigned long   sc_badvaddr;
  59         unsigned int    sc_status;
  60         unsigned int    sc_fpc_csr;
  61         unsigned int    sc_fpc_eir;
  62         unsigned int    sc_used_math;
  63         unsigned int    sc_cause;
  64 };
  65
  66 #ifdef __KERNEL__
  67
  68 #include <linux/posix_types.h>
  69
  70 struct sigcontext32 {
  71         __u32   sc_regmask;             /* Unused */
  72         __u32   sc_status;
  73         __u64   sc_pc;
  74         __u64   sc_regs[32];
  75         __u64   sc_fpregs[32];
  76         __u32   sc_ownedfp;             /* Unused */
  77         __u32   sc_fpc_csr;
  78         __u32   sc_fpc_eir;             /* Unused */
  79         __u32   sc_used_math;
  80         __u32   sc_ssflags;             /* Unused */
  81         __u64   sc_mdhi;
  82         __u64   sc_mdlo;
  83
  84         __u32   sc_cause;               /* Unused */
  85         __u32   sc_badvaddr;            /* Unused */
  86
  87         __u32   sc_sigset[4];           /* kernel's sigset_t */
  88 };
  89 #endif /* __KERNEL__ */
  90
  91 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 */
  92
  93 #endif /* _ASM_SIGCONTEXT_H */