fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / asm-sparc64 / signal.h
blobfa6f467389db2735daf794361b481a08b40ec942
1 /* $Id: signal.h,v 1.9 1999/09/06 08:22:11 jj Exp $ */
2 #ifndef _ASMSPARC64_SIGNAL_H
3 #define _ASMSPARC64_SIGNAL_H
5 #include <asm/sigcontext.h>
7 #ifdef __KERNEL__
8 #ifndef __ASSEMBLY__
9 #include <linux/personality.h>
10 #include <linux/types.h>
11 #endif
12 #endif
14 /* On the Sparc the signal handlers get passed a 'sub-signal' code
15 * for certain signal types, which we document here.
17 #define SIGHUP 1
18 #define SIGINT 2
19 #define SIGQUIT 3
20 #define SIGILL 4
21 #define SUBSIG_STACK 0
22 #define SUBSIG_ILLINST 2
23 #define SUBSIG_PRIVINST 3
24 #define SUBSIG_BADTRAP(t) (0x80 + (t))
26 #define SIGTRAP 5
27 #define SIGABRT 6
28 #define SIGIOT 6
30 #define SIGEMT 7
31 #define SUBSIG_TAG 10
33 #define SIGFPE 8
34 #define SUBSIG_FPDISABLED 0x400
35 #define SUBSIG_FPERROR 0x404
36 #define SUBSIG_FPINTOVFL 0x001
37 #define SUBSIG_FPSTSIG 0x002
38 #define SUBSIG_IDIVZERO 0x014
39 #define SUBSIG_FPINEXACT 0x0c4
40 #define SUBSIG_FPDIVZERO 0x0c8
41 #define SUBSIG_FPUNFLOW 0x0cc
42 #define SUBSIG_FPOPERROR 0x0d0
43 #define SUBSIG_FPOVFLOW 0x0d4
45 #define SIGKILL 9
46 #define SIGBUS 10
47 #define SUBSIG_BUSTIMEOUT 1
48 #define SUBSIG_ALIGNMENT 2
49 #define SUBSIG_MISCERROR 5
51 #define SIGSEGV 11
52 #define SUBSIG_NOMAPPING 3
53 #define SUBSIG_PROTECTION 4
54 #define SUBSIG_SEGERROR 5
56 #define SIGSYS 12
58 #define SIGPIPE 13
59 #define SIGALRM 14
60 #define SIGTERM 15
61 #define SIGURG 16
63 /* SunOS values which deviate from the Linux/i386 ones */
64 #define SIGSTOP 17
65 #define SIGTSTP 18
66 #define SIGCONT 19
67 #define SIGCHLD 20
68 #define SIGTTIN 21
69 #define SIGTTOU 22
70 #define SIGIO 23
71 #define SIGPOLL SIGIO /* SysV name for SIGIO */
72 #define SIGXCPU 24
73 #define SIGXFSZ 25
74 #define SIGVTALRM 26
75 #define SIGPROF 27
76 #define SIGWINCH 28
77 #define SIGLOST 29
78 #define SIGPWR SIGLOST
79 #define SIGUSR1 30
80 #define SIGUSR2 31
82 /* Most things should be clean enough to redefine this at will, if care
83 is taken to make libc match. */
85 #define __OLD_NSIG 32
86 #define __NEW_NSIG 64
87 #define _NSIG_BPW 64
88 #define _NSIG_WORDS (__NEW_NSIG / _NSIG_BPW)
90 #define SIGRTMIN 32
91 #define SIGRTMAX __NEW_NSIG
93 #if defined(__KERNEL__) || defined(__WANT_POSIX1B_SIGNALS__)
94 #define _NSIG __NEW_NSIG
95 #define __new_sigset_t sigset_t
96 #define __new_sigaction sigaction
97 #define __new_sigaction32 sigaction32
98 #define __old_sigset_t old_sigset_t
99 #define __old_sigaction old_sigaction
100 #define __old_sigaction32 old_sigaction32
101 #else
102 #define _NSIG __OLD_NSIG
103 #define NSIG _NSIG
104 #define __old_sigset_t sigset_t
105 #define __old_sigaction sigaction
106 #define __old_sigaction32 sigaction32
107 #endif
109 #ifndef __ASSEMBLY__
111 typedef unsigned long __old_sigset_t; /* at least 32 bits */
113 typedef struct {
114 unsigned long sig[_NSIG_WORDS];
115 } __new_sigset_t;
117 /* A SunOS sigstack */
118 struct sigstack {
119 /* XXX 32-bit pointers pinhead XXX */
120 char *the_stack;
121 int cur_status;
124 /* Sigvec flags */
125 #define _SV_SSTACK 1u /* This signal handler should use sig-stack */
126 #define _SV_INTR 2u /* Sig return should not restart system call */
127 #define _SV_RESET 4u /* Set handler to SIG_DFL upon taken signal */
128 #define _SV_IGNCHILD 8u /* Do not send SIGCHLD */
131 * sa_flags values: SA_STACK is not currently supported, but will allow the
132 * usage of signal stacks by using the (now obsolete) sa_restorer field in
133 * the sigaction structure as a stack pointer. This is now possible due to
134 * the changes in signal handling. LBT 010493.
135 * SA_RESTART flag to get restarting signals (which were the default long ago)
137 #define SA_NOCLDSTOP _SV_IGNCHILD
138 #define SA_STACK _SV_SSTACK
139 #define SA_ONSTACK _SV_SSTACK
140 #define SA_RESTART _SV_INTR
141 #define SA_ONESHOT _SV_RESET
142 #define SA_NOMASK 0x20u
143 #define SA_NOCLDWAIT 0x100u
144 #define SA_SIGINFO 0x200u
147 #define SIG_BLOCK 0x01 /* for blocking signals */
148 #define SIG_UNBLOCK 0x02 /* for unblocking signals */
149 #define SIG_SETMASK 0x04 /* for setting the signal mask */
152 * sigaltstack controls
154 #define SS_ONSTACK 1
155 #define SS_DISABLE 2
157 #define MINSIGSTKSZ 4096
158 #define SIGSTKSZ 16384
160 #include <asm-generic/signal.h>
162 struct __new_sigaction {
163 __sighandler_t sa_handler;
164 unsigned long sa_flags;
165 __sigrestore_t sa_restorer; /* not used by Linux/SPARC yet */
166 __new_sigset_t sa_mask;
169 struct __old_sigaction {
170 __sighandler_t sa_handler;
171 __old_sigset_t sa_mask;
172 unsigned long sa_flags;
173 void (*sa_restorer)(void); /* not used by Linux/SPARC yet */
176 typedef struct sigaltstack {
177 void __user *ss_sp;
178 int ss_flags;
179 size_t ss_size;
180 } stack_t;
182 #ifdef __KERNEL__
184 struct k_sigaction {
185 struct __new_sigaction sa;
186 void __user *ka_restorer;
189 struct signal_deliver_cookie {
190 int restart_syscall;
191 unsigned long orig_i0;
194 struct pt_regs;
195 extern void ptrace_signal_deliver(struct pt_regs *regs, void *cookie);
197 #endif /* !(__KERNEL__) */
199 #endif /* !(__ASSEMBLY__) */
201 #endif /* !(_ASMSPARC64_SIGNAL_H) */