Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _ASMSPARC64_SIGNAL_H |
| 2 | #define _ASMSPARC64_SIGNAL_H |
| 3 | |
| 4 | #include <asm/sigcontext.h> |
| 5 | |
| 6 | #ifdef __KERNEL__ |
| 7 | #ifndef __ASSEMBLY__ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8 | #include <linux/personality.h> |
| 9 | #include <linux/types.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 10 | #endif |
| 11 | #endif |
| 12 | |
| 13 | /* On the Sparc the signal handlers get passed a 'sub-signal' code |
| 14 | * for certain signal types, which we document here. |
| 15 | */ |
| 16 | #define SIGHUP 1 |
| 17 | #define SIGINT 2 |
| 18 | #define SIGQUIT 3 |
| 19 | #define SIGILL 4 |
| 20 | #define SUBSIG_STACK 0 |
| 21 | #define SUBSIG_ILLINST 2 |
| 22 | #define SUBSIG_PRIVINST 3 |
| 23 | #define SUBSIG_BADTRAP(t) (0x80 + (t)) |
| 24 | |
| 25 | #define SIGTRAP 5 |
| 26 | #define SIGABRT 6 |
| 27 | #define SIGIOT 6 |
| 28 | |
| 29 | #define SIGEMT 7 |
| 30 | #define SUBSIG_TAG 10 |
| 31 | |
| 32 | #define SIGFPE 8 |
| 33 | #define SUBSIG_FPDISABLED 0x400 |
| 34 | #define SUBSIG_FPERROR 0x404 |
| 35 | #define SUBSIG_FPINTOVFL 0x001 |
| 36 | #define SUBSIG_FPSTSIG 0x002 |
| 37 | #define SUBSIG_IDIVZERO 0x014 |
| 38 | #define SUBSIG_FPINEXACT 0x0c4 |
| 39 | #define SUBSIG_FPDIVZERO 0x0c8 |
| 40 | #define SUBSIG_FPUNFLOW 0x0cc |
| 41 | #define SUBSIG_FPOPERROR 0x0d0 |
| 42 | #define SUBSIG_FPOVFLOW 0x0d4 |
| 43 | |
| 44 | #define SIGKILL 9 |
| 45 | #define SIGBUS 10 |
| 46 | #define SUBSIG_BUSTIMEOUT 1 |
| 47 | #define SUBSIG_ALIGNMENT 2 |
| 48 | #define SUBSIG_MISCERROR 5 |
| 49 | |
| 50 | #define SIGSEGV 11 |
| 51 | #define SUBSIG_NOMAPPING 3 |
| 52 | #define SUBSIG_PROTECTION 4 |
| 53 | #define SUBSIG_SEGERROR 5 |
| 54 | |
| 55 | #define SIGSYS 12 |
| 56 | |
| 57 | #define SIGPIPE 13 |
| 58 | #define SIGALRM 14 |
| 59 | #define SIGTERM 15 |
| 60 | #define SIGURG 16 |
| 61 | |
| 62 | /* SunOS values which deviate from the Linux/i386 ones */ |
| 63 | #define SIGSTOP 17 |
| 64 | #define SIGTSTP 18 |
| 65 | #define SIGCONT 19 |
| 66 | #define SIGCHLD 20 |
| 67 | #define SIGTTIN 21 |
| 68 | #define SIGTTOU 22 |
| 69 | #define SIGIO 23 |
| 70 | #define SIGPOLL SIGIO /* SysV name for SIGIO */ |
| 71 | #define SIGXCPU 24 |
| 72 | #define SIGXFSZ 25 |
| 73 | #define SIGVTALRM 26 |
| 74 | #define SIGPROF 27 |
| 75 | #define SIGWINCH 28 |
| 76 | #define SIGLOST 29 |
| 77 | #define SIGPWR SIGLOST |
| 78 | #define SIGUSR1 30 |
| 79 | #define SIGUSR2 31 |
| 80 | |
| 81 | /* Most things should be clean enough to redefine this at will, if care |
| 82 | is taken to make libc match. */ |
| 83 | |
| 84 | #define __OLD_NSIG 32 |
| 85 | #define __NEW_NSIG 64 |
| 86 | #define _NSIG_BPW 64 |
| 87 | #define _NSIG_WORDS (__NEW_NSIG / _NSIG_BPW) |
| 88 | |
| 89 | #define SIGRTMIN 32 |
| 90 | #define SIGRTMAX __NEW_NSIG |
| 91 | |
| 92 | #if defined(__KERNEL__) || defined(__WANT_POSIX1B_SIGNALS__) |
| 93 | #define _NSIG __NEW_NSIG |
| 94 | #define __new_sigset_t sigset_t |
| 95 | #define __new_sigaction sigaction |
| 96 | #define __new_sigaction32 sigaction32 |
| 97 | #define __old_sigset_t old_sigset_t |
| 98 | #define __old_sigaction old_sigaction |
| 99 | #define __old_sigaction32 old_sigaction32 |
| 100 | #else |
| 101 | #define _NSIG __OLD_NSIG |
| 102 | #define NSIG _NSIG |
| 103 | #define __old_sigset_t sigset_t |
| 104 | #define __old_sigaction sigaction |
| 105 | #define __old_sigaction32 sigaction32 |
| 106 | #endif |
| 107 | |
| 108 | #ifndef __ASSEMBLY__ |
| 109 | |
| 110 | typedef unsigned long __old_sigset_t; /* at least 32 bits */ |
| 111 | |
| 112 | typedef struct { |
| 113 | unsigned long sig[_NSIG_WORDS]; |
| 114 | } __new_sigset_t; |
| 115 | |
| 116 | /* A SunOS sigstack */ |
| 117 | struct sigstack { |
| 118 | /* XXX 32-bit pointers pinhead XXX */ |
| 119 | char *the_stack; |
| 120 | int cur_status; |
| 121 | }; |
| 122 | |
| 123 | /* Sigvec flags */ |
| 124 | #define _SV_SSTACK 1u /* This signal handler should use sig-stack */ |
| 125 | #define _SV_INTR 2u /* Sig return should not restart system call */ |
| 126 | #define _SV_RESET 4u /* Set handler to SIG_DFL upon taken signal */ |
| 127 | #define _SV_IGNCHILD 8u /* Do not send SIGCHLD */ |
| 128 | |
| 129 | /* |
| 130 | * sa_flags values: SA_STACK is not currently supported, but will allow the |
| 131 | * usage of signal stacks by using the (now obsolete) sa_restorer field in |
| 132 | * the sigaction structure as a stack pointer. This is now possible due to |
| 133 | * the changes in signal handling. LBT 010493. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 134 | * SA_RESTART flag to get restarting signals (which were the default long ago) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 135 | */ |
| 136 | #define SA_NOCLDSTOP _SV_IGNCHILD |
| 137 | #define SA_STACK _SV_SSTACK |
| 138 | #define SA_ONSTACK _SV_SSTACK |
| 139 | #define SA_RESTART _SV_INTR |
| 140 | #define SA_ONESHOT _SV_RESET |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | #define SA_NOMASK 0x20u |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | #define SA_NOCLDWAIT 0x100u |
| 143 | #define SA_SIGINFO 0x200u |
| 144 | |
| 145 | |
| 146 | #define SIG_BLOCK 0x01 /* for blocking signals */ |
| 147 | #define SIG_UNBLOCK 0x02 /* for unblocking signals */ |
| 148 | #define SIG_SETMASK 0x04 /* for setting the signal mask */ |
| 149 | |
| 150 | /* |
| 151 | * sigaltstack controls |
| 152 | */ |
| 153 | #define SS_ONSTACK 1 |
| 154 | #define SS_DISABLE 2 |
| 155 | |
| 156 | #define MINSIGSTKSZ 4096 |
| 157 | #define SIGSTKSZ 16384 |
| 158 | |
Al Viro | b1ecb4c | 2005-05-04 05:40:12 +0100 | [diff] [blame] | 159 | #include <asm-generic/signal.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | |
| 161 | struct __new_sigaction { |
| 162 | __sighandler_t sa_handler; |
| 163 | unsigned long sa_flags; |
| 164 | __sigrestore_t sa_restorer; /* not used by Linux/SPARC yet */ |
| 165 | __new_sigset_t sa_mask; |
| 166 | }; |
| 167 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | struct __old_sigaction { |
| 169 | __sighandler_t sa_handler; |
| 170 | __old_sigset_t sa_mask; |
| 171 | unsigned long sa_flags; |
| 172 | void (*sa_restorer)(void); /* not used by Linux/SPARC yet */ |
| 173 | }; |
| 174 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | typedef struct sigaltstack { |
| 176 | void __user *ss_sp; |
| 177 | int ss_flags; |
| 178 | size_t ss_size; |
| 179 | } stack_t; |
| 180 | |
| 181 | #ifdef __KERNEL__ |
| 182 | |
David S. Miller | 14cc6ab | 2006-10-02 14:17:57 -0700 | [diff] [blame] | 183 | struct k_sigaction { |
| 184 | struct __new_sigaction sa; |
| 185 | void __user *ka_restorer; |
| 186 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 187 | |
David S. Miller | 28e6103 | 2008-05-11 02:07:19 -0700 | [diff] [blame] | 188 | #define ptrace_signal_deliver(regs, cookie) do { } while (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | |
| 190 | #endif /* !(__KERNEL__) */ |
| 191 | |
| 192 | #endif /* !(__ASSEMBLY__) */ |
| 193 | |
| 194 | #endif /* !(_ASMSPARC64_SIGNAL_H) */ |