linux-user/mips/target_signal.h

   1 #ifndef MIPS_TARGET_SIGNAL_H
   2 #define MIPS_TARGET_SIGNAL_H
   3
   4 #define TARGET_SIGHUP            1      /* Hangup (POSIX).  */
   5 #define TARGET_SIGINT            2      /* Interrupt (ANSI).  */
   6 #define TARGET_SIGQUIT           3      /* Quit (POSIX).  */
   7 #define TARGET_SIGILL            4      /* Illegal instruction (ANSI).  */
   8 #define TARGET_SIGTRAP           5      /* Trace trap (POSIX).  */
   9 #define TARGET_SIGIOT            6      /* IOT trap (4.2 BSD).  */
  10 #define TARGET_SIGABRT           TARGET_SIGIOT  /* Abort (ANSI).  */
  11 #define TARGET_SIGEMT            7
  12 #define TARGET_SIGSTKFLT         7 /* XXX: incorrect */
  13 #define TARGET_SIGFPE            8      /* Floating-point exception (ANSI).  */
  14 #define TARGET_SIGKILL           9      /* Kill, unblockable (POSIX).  */
  15 #define TARGET_SIGBUS           10      /* BUS error (4.2 BSD).  */
  16 #define TARGET_SIGSEGV          11      /* Segmentation violation (ANSI).  */
  17 #define TARGET_SIGSYS           12
  18 #define TARGET_SIGPIPE          13      /* Broken pipe (POSIX).  */
  19 #define TARGET_SIGALRM          14      /* Alarm clock (POSIX).  */
  20 #define TARGET_SIGTERM          15      /* Termination (ANSI).  */
  21 #define TARGET_SIGUSR1          16      /* User-defined signal 1 (POSIX).  */
  22 #define TARGET_SIGUSR2          17      /* User-defined signal 2 (POSIX).  */
  23 #define TARGET_SIGCHLD          18      /* Child status has changed (POSIX).  */
  24 #define TARGET_SIGCLD           TARGET_SIGCHLD  /* Same as TARGET_SIGCHLD (System V).  */
  25 #define TARGET_SIGPWR           19      /* Power failure restart (System V).  */
  26 #define TARGET_SIGWINCH 20      /* Window size change (4.3 BSD, Sun).  */
  27 #define TARGET_SIGURG           21      /* Urgent condition on socket (4.2 BSD).  */
  28 #define TARGET_SIGIO            22      /* I/O now possible (4.2 BSD).  */
  29 #define TARGET_SIGPOLL          TARGET_SIGIO    /* Pollable event occurred (System V).  */
  30 #define TARGET_SIGSTOP          23      /* Stop, unblockable (POSIX).  */
  31 #define TARGET_SIGTSTP          24      /* Keyboard stop (POSIX).  */
  32 #define TARGET_SIGCONT          25      /* Continue (POSIX).  */
  33 #define TARGET_SIGTTIN          26      /* Background read from tty (POSIX).  */
  34 #define TARGET_SIGTTOU          27      /* Background write to tty (POSIX).  */
  35 #define TARGET_SIGVTALRM        28      /* Virtual alarm clock (4.2 BSD).  */
  36 #define TARGET_SIGPROF          29      /* Profiling alarm clock (4.2 BSD).  */
  37 #define TARGET_SIGXCPU          30      /* CPU limit exceeded (4.2 BSD).  */
  38 #define TARGET_SIGXFSZ          31      /* File size limit exceeded (4.2 BSD).  */
  39 #define TARGET_SIGRTMIN         32
  40
  41 #define TARGET_SIG_BLOCK        1       /* for blocking signals */
  42 #define TARGET_SIG_UNBLOCK      2       /* for unblocking signals */
  43 #define TARGET_SIG_SETMASK      3       /* for setting the signal mask */
  44
  45 /* this struct defines a stack used during syscall handling */
  46
  47 typedef struct target_sigaltstack {
  48     abi_ulong ss_sp;
  49     abi_ulong ss_size;
  50     abi_int ss_flags;
  51 } target_stack_t;
  52
  53
  54 /*
  55  * sigaltstack controls
  56  */
  57 #define TARGET_SS_ONSTACK     1
  58 #define TARGET_SS_DISABLE     2
  59
  60 #define TARGET_SA_NOCLDSTOP     0x00000001
  61 #define TARGET_SA_NOCLDWAIT     0x00010000
  62 #define TARGET_SA_SIGINFO       0x00000008
  63 #define TARGET_SA_ONSTACK       0x08000000
  64 #define TARGET_SA_NODEFER       0x40000000
  65 #define TARGET_SA_RESTART       0x10000000
  66 #define TARGET_SA_RESETHAND     0x80000000
  67 #define TARGET_SA_RESTORER      0x04000000      /* Only for O32 */
  68
  69 #define TARGET_MINSIGSTKSZ    2048
  70
  71 #if defined(TARGET_ABI_MIPSO32)
  72 /* compare linux/arch/mips/kernel/signal.c:setup_frame() */
  73 #define TARGET_ARCH_HAS_SETUP_FRAME
  74 #endif
  75 #define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1
  76
  77 /* bit-flags */
  78 #define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */
  79 /* mask for all SS_xxx flags */
  80 #define TARGET_SS_FLAG_BITS  TARGET_SS_AUTODISARM
  81
  82 #endif /* MIPS_TARGET_SIGNAL_H */