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_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 /*
  46  * Keep this struct definition in sync with the sigcontext fragment
  47  * in arch/mips/tools/offset.c
  48  *
  49  * Warning: this structure illdefined with sc_badvaddr being just an unsigned
  50  * int so it was changed to unsigned long in 2.6.0-test1.  This may break
  51  * binary compatibility - no prisoners.
  52  * DSP ASE in 2.6.12-rc4.  Turn sc_mdhi and sc_mdlo into an array of four
  53  * entries, add sc_dsp and sc_reserved for padding.  No prisoners.
  54  */
  55 struct sigcontext {
  56         unsigned long   sc_regs[32];
  57         unsigned long   sc_fpregs[32];
  58         unsigned long   sc_mdhi;
  59         unsigned long   sc_hi1;
  60         unsigned long   sc_hi2;
  61         unsigned long   sc_hi3;
  62         unsigned long   sc_mdlo;
  63         unsigned long   sc_lo1;
  64         unsigned long   sc_lo2;
  65         unsigned long   sc_lo3;
  66         unsigned long   sc_pc;
  67         unsigned int    sc_fpc_csr;
  68         unsigned int    sc_used_math;
  69         unsigned int    sc_dsp;
  70         unsigned int    sc_reserved;
  71 };
  72
  73 #ifdef __KERNEL__
  74
  75 #include <linux/posix_types.h>
  76
  77 struct sigcontext32 {
  78         __u32           sc_regmask;     /* Unused */
  79         __u32           sc_status;
  80         __u64           sc_pc;
  81         __u64           sc_regs[32];
  82         __u64           sc_fpregs[32];
  83         __u32           sc_ownedfp;     /* Unused */
  84         __u32           sc_fpc_csr;
  85         __u32           sc_fpc_eir;     /* Unused */
  86         __u32           sc_used_math;
  87         __u32           sc_dsp;         /* dsp status, was sc_ssflags */
  88         __u64           sc_mdhi;
  89         __u64           sc_mdlo;
  90         __u32           sc_hi1;         /* Was sc_cause */
  91         __u32           sc_lo1;         /* Was sc_badvaddr */
  92         __u32           sc_hi2;         /* Was sc_sigset[4] */
  93         __u32           sc_lo2;
  94         __u32           sc_hi3;
  95         __u32           sc_lo3;
  96 };
  97 #endif /* __KERNEL__ */
  98
  99 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32 */
 100
 101 #endif /* _ASM_SIGCONTEXT_H */