sys/compat/irix/irix_signal.h

   1 /*      $NetBSD: irix_signal.h,v 1.17 2007/12/04 18:40:12 dsl Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2001-2002 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by 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 _IRIX_SIGNAL_H_
  33 #define _IRIX_SIGNAL_H_
  34
  35 #include <sys/types.h>
  36 #include <sys/signal.h>
  37
  38 #include <machine/svr4_machdep.h>
  39
  40 #include <compat/irix/irix_types.h>
  41
  42 /* From IRIX's <sys/signal.h> */
  43
  44 #define IRIX_SIG_SETMASK32 256
  45
  46 typedef struct irix_sigcontext {
  47         __uint32_t      isc_regmask;
  48         __uint32_t      isc_status;
  49         __uint64_t      isc_pc;
  50         __uint64_t      isc_regs[32];
  51         __uint64_t      isc_fpregs[32];
  52         __uint32_t      isc_ownedfp;
  53         __uint32_t      isc_fpc_csr;
  54         __uint32_t      isc_fpc_eir;
  55         __uint32_t      isc_ssflags;
  56         __uint64_t      isc_mdhi;
  57         __uint64_t      isc_mdlo;
  58         __uint64_t      isc_cause;
  59         __uint64_t      isc_badvaddr;
  60         __uint64_t      isc_triggersave;
  61         irix_sigset_t   isc_sigset;
  62         __uint64_t      isc_fp_rounded_result;
  63         __uint64_t      isc_pad[31];
  64 } irix_sigcontext_t;
  65
  66 #define IRIX_SS_ONSTACK 0x00000001
  67 #define IRIX_SS_DISABLE 0x00000002
  68
  69 /* From IRIX's <sys/ucontext.h> */
  70 #define IRIX_UC_SIGMASK 001
  71 #define IRIX_UC_STACK   002
  72 #define IRIX_UC_CPU     004
  73 #define IRIX_UC_MAU     010
  74 #define IRIX_UC_MCONTEXT (IRIX_UC_CPU|IRIX_UC_MAU)
  75 #define IRIX_UC_ALL     (IRIX_UC_SIGMASK|IRIX_UC_STACK|IRIX_UC_MCONTEXT)
  76
  77 #define IRIX_CTX_MDLO   32
  78 #define IRIX_CTX_MDHI   33
  79 #define IRIX_CTX_CAUSE  34
  80 #define IRIX_CTX_EPC    35
  81
  82 #if 1 /* _MIPS_SZLONG == 32 */
  83 typedef struct irix__sigaltstack {
  84         void            *ss_sp;
  85         irix_size_t     ss_size;
  86         int             ss_flags;
  87 } irix_stack_t;
  88 #endif
  89 #if 0 /* _MIPS_SZLONG == 64 */
  90 typedef struct irix__sigaltstack {
  91         void            *ss_sp;
  92         __uint32_t      ss_size;
  93         int             ss_flags;
  94 } irix_stack_t;
  95 #endif
  96
  97 typedef struct irix_ucontext {
  98         unsigned long           iuc_flags;
  99         struct irix_ucontext    *iuc_link;
 100         irix_sigset_t           iuc_sigmask;
 101         irix_stack_t            iuc_stack;
 102         svr4_mcontext_t         iuc_mcontext;
 103         long                    iuc_filler[47];
 104         int                     iuc_triggersave;
 105 } irix_ucontext_t;
 106
 107 /* From IRIX's <sys/siginfo.h> */
 108 #define IRIX_ILL_ILLOPC 1
 109 #define IRIX_ILL_ILLOPN 2
 110 #define IRIX_ILL_ILLADR 3
 111 #define IRIX_ILL_ILLTRP 4
 112 #define IRIX_ILL_PRVOPC 5
 113 #define IRIX_ILL_PRVREG 6
 114 #define IRIX_ILL_COPROC 7
 115 #define IRIX_ILL_BADSTK 8
 116
 117 #define IRIX_FPE_INTDIV 1
 118 #define IRIX_FPE_INTOVF 2
 119 #define IRIX_FPE_FLTDIV 3
 120 #define IRIX_FPE_FLTOVF 4
 121 #define IRIX_FPE_FLTUND 5
 122 #define IRIX_FPE_FLTRES 6
 123 #define IRIX_FPE_FLTINV 7
 124 #define IRIX_FPE_FLTSUB 8
 125
 126 #define IRIX_SEGV_MAPERR        1
 127 #define IRIX_SEGV_ACCERR        2
 128
 129 #define IRIX_BUS_ADRALN 1
 130 #define IRIX_BUS_ADRERR 2
 131 #define IRIX_BUS_OBJERR 3
 132
 133 #define IRIX_TRAP_BRKPT 1
 134 #define IRIX_TRAP_TRACE 2
 135
 136 #define IRIX_CLD_EXITED 1
 137 #define IRIX_CLD_KILLED 2
 138 #define IRIX_CLD_DUMPED 3
 139 #define IRIX_CLD_TRAPPED        4
 140 #define IRIX_CLD_STOPPED        5
 141 #define IRIX_CLD_CONTINUED      6
 142
 143 #define IRIX_POLL_IN    1
 144 #define IRIX_POLL_OUT   2
 145 #define IRIX_POLL_MSG   3
 146 #define IRIX_POLL_ERR   4
 147 #define IRIX_POLL_PRI   5
 148 #define IRIX_POLL_HUP   6
 149
 150 #define IRIX_UME_ECCERR 1
 151
 152 /* From IRIX's <sys/fault.h> */
 153 #define IRIX_FLTILL     1
 154 #define IRIX_FLTPRIV    2
 155 #define IRIX_FLTBPT     3
 156 #define IRIX_FLTTRACE   4
 157 #define IRIX_FLTACCESS  5
 158 #define IRIX_FLTBOUNDS  6
 159 #define IRIX_FLTIOVF    7
 160 #define IRIX_FLTIZDIV   8
 161 #define IRIX_FLTFPE     9
 162 #define IRIX_FLTSTACK   10
 163 #define IRIX_FLTPAGE    11
 164 #define IRIX_FLTPCINVAL 12
 165 #define IRIX_FLTWATCH   13
 166 #define IRIX_FLTKWATCH  14
 167 #define IRIX_FLTSCWATCH 15
 168
 169
 170 #define IRIX_SI_MAXSZ   128
 171 #define IRIX_SI_PAD     ((IRIX_SI_MAXSZ / sizeof(__int32_t)) - 3)
 172
 173 /* From IRIX's <sys/ksignal.h> */
 174 typedef union irix_irix5_sigval {
 175         irix_app32_int_t        sigbval_int;
 176         irix_app32_ptr_t        sival_ptr;
 177 } irix_irix5_sigval_t;
 178
 179 typedef struct irix_irix5_siginfo {
 180         irix_app32_int_t        isi_signo;
 181         irix_app32_int_t        isi_code;
 182         irix_app32_int_t        isi_errno;
 183         union {
 184                 irix_app32_int_t        si_pad[IRIX_SI_PAD];
 185                 struct {
 186                         irix_irix5_pid_t        __pid;
 187                         union {
 188                                 struct {
 189                                         irix_irix5_uid_t        __uid;
 190                                 } __kill;
 191                                 struct {
 192                                         irix_irix5_clock_t      __utime;
 193                                         irix_app32_int_t        __status;
 194                                         irix_irix5_clock_t      __stime;
 195                                         irix_app32_int_t        __swap;
 196                                 } __cld;
 197                         } __pdata;
 198                 } __proc;
 199                 struct {
 200                         irix_app32_ptr_t        __addr;
 201                 } __fault;
 202                 struct {
 203                         irix_app32_int_t        __fd;
 204                         irix_app32_long_t       __band;
 205                 } __file;
 206                 union irix_irix5_sigval __value;
 207         } __data;
 208 } irix_irix5_siginfo_t;
 209
 210 #define isi_pid         __data.__proc.__pid
 211 #define isi_stime       __data.__proc.__pdata.__cld.__stime
 212 #define isi_utime       __data.__proc.__pdata.__cld.__utime
 213 #define isi_status      __data.__proc.__pdata.__cld.__status
 214 #define isi_addr        __data.__fault.__addr
 215 #define isi_trap
 216
 217 /*
 218  * This is the signal frame, as seen by the signal handler. The
 219  * kernel only sets up isf_ctx, the signal trampoline does the
 220  * other fields.
 221  */
 222 struct irix_sigframe {
 223         int isf_pad1[7];
 224         int *isf_uep;   /* Pointer to errno in userspace */
 225         int isf_errno;
 226         int isf_signo;
 227         struct irix_sigcontext *isf_scp;
 228         struct irix_ucontext *isf_ucp;
 229         union {
 230                 struct irix_sigcontext isc;
 231                 struct irix_sigcontext_siginfo {
 232                         struct irix_ucontext    iuc;
 233                         struct irix_irix5_siginfo       iis;
 234                 } iss;
 235         } isf_ctx;
 236 };
 237
 238
 239 #ifdef _KERNEL
 240 __BEGIN_DECLS
 241 void native_to_irix_sigset(const sigset_t *, irix_sigset_t *);
 242 void irix_to_native_sigset(const irix_sigset_t *, sigset_t *);
 243
 244
 245 void irix_sendsig(const ksiginfo_t *, const sigset_t *);
 246 __END_DECLS
 247 #endif /* _KERNEL */
 248
 249
 250 #endif /* _IRIX_SIGNAL_H_ */