sys/compat/linux/arch/mips/linux_signal.h

   1 /* $NetBSD: linux_signal.h,v 1.12 2007/12/04 18:40:14 dsl Exp $ */
   2
   3 /*-
   4  * Copyright (c) 1995, 1998, 2001 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Frank van der Linden, Eric Haszlakiewicz and Emmanuel Dreyfus.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _MIPS_LINUX_SIGNAL_H
  33 #define _MIPS_LINUX_SIGNAL_H
  34
  35 /*
  36  * From Linux's include/asm-mips/ptrace.h
  37  */
  38 struct linux_pt_regs {
  39         unsigned long lpad0[6];
  40         unsigned long lregs[32];
  41         unsigned long llo;
  42         unsigned long lhi;
  43         unsigned long lcp0_epc;
  44         unsigned long lcp0_badvaddr;
  45         unsigned long lcp0_status;
  46         unsigned long lcp0_cause;
  47 };
  48
  49 /*
  50  * Everything is from Linux's include/asm-mips/signal.h
  51  */
  52 #define LINUX_SIGHUP            1
  53 #define LINUX_SIGINT            2
  54 #define LINUX_SIGQUIT           3
  55 #define LINUX_SIGILL            4
  56 #define LINUX_SIGTRAP           5
  57 #define LINUX_SIGABRT           6
  58 #define LINUX_SIGIOT            6
  59 #define LINUX_SIGEMT            7
  60 #define LINUX_SIGFPE            8
  61 #define LINUX_SIGKILL           9
  62 #define LINUX_SIGBUS            10
  63 #define LINUX_SIGSEGV           11
  64 #define LINUX_SIGSYS            12
  65 #define LINUX_SIGPIPE           13
  66 #define LINUX_SIGALRM           14
  67 #define LINUX_SIGTERM           15
  68 #define LINUX_SIGUSR1           16
  69 #define LINUX_SIGUSR2           17
  70 #define LINUX_SIGCHLD           18
  71 #define LINUX_SIGCLD            18
  72 #define LINUX_SIGPWR            19
  73 #define LINUX_SIGWINCH          20
  74 #define LINUX_SIGURG            21
  75 #define LINUX_SIGIO             22
  76 #define LINUX_SIGPOLL           22
  77 #define LINUX_SIGSTOP           23
  78 #define LINUX_SIGTSTP           24
  79 #define LINUX_SIGCONT           25
  80 #define LINUX_SIGTTIN           26
  81 #define LINUX_SIGTTOU           27
  82 #define LINUX_SIGVTALRM         28
  83 #define LINUX_SIGPROF           29
  84 #define LINUX_SIGXCPU           30
  85 #define LINUX_SIGXFSZ           31
  86
  87 /* Min/max real-time linux signal */
  88 #define LINUX_SIGRTMIN          32
  89 #define LINUX_SIGRTMAX          (LINUX__NSIG - 1)
  90
  91 #define LINUX__NSIG             128
  92 #if defined(ELFSIZE) && (ELFSIZE == 64)
  93 #define LINUX__NSIG_BPW         64
  94 #else
  95 #define LINUX__NSIG_BPW         32
  96 #endif
  97 #define LINUX__NSIG_WORDS (LINUX__NSIG / LINUX__NSIG_BPW)
  98
  99 #define LINUX_SIG_BLOCK         1
 100 #define LINUX_SIG_UNBLOCK       2
 101 #define LINUX_SIG_SETMASK       3
 102
 103 /* sa_flags */
 104 #define LINUX_SA_NOCLDSTOP      0x00000001
 105 #define LINUX_SA_SIGINFO        0x00000008
 106 #define LINUX_SA_NOCLDWAIT      0x00010000
 107 #define LINUX_SA_RESTORER       0x04000000
 108 #define LINUX_SA_ONSTACK        0x08000000
 109 #define LINUX_SA_RESTART        0x10000000
 110 #define LINUX_SA_INTERRUPT      0x20000000
 111 #define LINUX_SA_NODEFER        0x40000000
 112 #define LINUX_SA_RESETHAND      0x80000000
 113 #define LINUX_SA_NOMASK         LINUX_SA_NODEFER
 114 #define LINUX_SA_ONESHOT        LINUX_SA_RESETHAND
 115 #define LINUX_SA_ALLBITS        0xfc010009 /* XXX from i386, not in mips. */
 116
 117 #define LINUX_MINSIGSTKSZ       2048
 118
 119 typedef void (*linux___sighandler_t)(int);
 120
 121 typedef unsigned long linux_old_sigset_t;
 122 typedef struct {
 123         unsigned long sig[LINUX__NSIG_WORDS];
 124 } linux_sigset_t;
 125
 126 /* Used in rt_* calls. No old_sigaction is defined for MIPS */
 127 struct linux_sigaction {
 128         unsigned int            linux_sa_flags;
 129         linux___sighandler_t    linux_sa_handler;
 130         linux_sigset_t          linux_sa_mask;
 131         void                    (*linux_sa_restorer)(void);
 132         int                     linux_sa_resv[1];
 133 };
 134
 135 struct linux_k_sigaction {
 136         struct linux_sigaction sa;
 137 };
 138
 139 struct linux_old_sigaction {
 140         unsigned int            linux_sa_flags;
 141         linux___sighandler_t    linux_sa_handler;
 142         linux_old_sigset_t      linux_sa_mask;
 143         void                    (*linux_sa_restorer)(void);
 144         int                     linux_sa_resv[1];
 145 };
 146
 147 #define LINUX_SS_ONSTACK        1
 148 #define LINUX_SS_DISABLE        2
 149
 150 #define LINUX_MINSIGSTKSZ       2048
 151 #define LINUX_SIGSTKSZ          8192
 152
 153 struct linux_sigaltstack {
 154         void *ss_sp;
 155         size_t ss_size;
 156         int ss_flags;
 157 };
 158 typedef struct linux_sigaltstack linux_stack_t; /* XXX really needed ? */
 159
 160 #endif /* !_MIPS_LINUX_SIGNAL_H */