diff options
Diffstat (limited to 'include/asm-x86/signal.h')
-rw-r--r-- | include/asm-x86/signal.h | 262 |
1 files changed, 0 insertions, 262 deletions
diff --git a/include/asm-x86/signal.h b/include/asm-x86/signal.h deleted file mode 100644 index 65acc82d267a..000000000000 --- a/include/asm-x86/signal.h +++ /dev/null | |||
@@ -1,262 +0,0 @@ | |||
1 | #ifndef ASM_X86__SIGNAL_H | ||
2 | #define ASM_X86__SIGNAL_H | ||
3 | |||
4 | #ifndef __ASSEMBLY__ | ||
5 | #include <linux/types.h> | ||
6 | #include <linux/time.h> | ||
7 | #include <linux/compiler.h> | ||
8 | |||
9 | /* Avoid too many header ordering problems. */ | ||
10 | struct siginfo; | ||
11 | |||
12 | #ifdef __KERNEL__ | ||
13 | #include <linux/linkage.h> | ||
14 | |||
15 | /* Most things should be clean enough to redefine this at will, if care | ||
16 | is taken to make libc match. */ | ||
17 | |||
18 | #define _NSIG 64 | ||
19 | |||
20 | #ifdef __i386__ | ||
21 | # define _NSIG_BPW 32 | ||
22 | #else | ||
23 | # define _NSIG_BPW 64 | ||
24 | #endif | ||
25 | |||
26 | #define _NSIG_WORDS (_NSIG / _NSIG_BPW) | ||
27 | |||
28 | typedef unsigned long old_sigset_t; /* at least 32 bits */ | ||
29 | |||
30 | typedef struct { | ||
31 | unsigned long sig[_NSIG_WORDS]; | ||
32 | } sigset_t; | ||
33 | |||
34 | #else | ||
35 | /* Here we must cater to libcs that poke about in kernel headers. */ | ||
36 | |||
37 | #define NSIG 32 | ||
38 | typedef unsigned long sigset_t; | ||
39 | |||
40 | #endif /* __KERNEL__ */ | ||
41 | #endif /* __ASSEMBLY__ */ | ||
42 | |||
43 | #define SIGHUP 1 | ||
44 | #define SIGINT 2 | ||
45 | #define SIGQUIT 3 | ||
46 | #define SIGILL 4 | ||
47 | #define SIGTRAP 5 | ||
48 | #define SIGABRT 6 | ||
49 | #define SIGIOT 6 | ||
50 | #define SIGBUS 7 | ||
51 | #define SIGFPE 8 | ||
52 | #define SIGKILL 9 | ||
53 | #define SIGUSR1 10 | ||
54 | #define SIGSEGV 11 | ||
55 | #define SIGUSR2 12 | ||
56 | #define SIGPIPE 13 | ||
57 | #define SIGALRM 14 | ||
58 | #define SIGTERM 15 | ||
59 | #define SIGSTKFLT 16 | ||
60 | #define SIGCHLD 17 | ||
61 | #define SIGCONT 18 | ||
62 | #define SIGSTOP 19 | ||
63 | #define SIGTSTP 20 | ||
64 | #define SIGTTIN 21 | ||
65 | #define SIGTTOU 22 | ||
66 | #define SIGURG 23 | ||
67 | #define SIGXCPU 24 | ||
68 | #define SIGXFSZ 25 | ||
69 | #define SIGVTALRM 26 | ||
70 | #define SIGPROF 27 | ||
71 | #define SIGWINCH 28 | ||
72 | #define SIGIO 29 | ||
73 | #define SIGPOLL SIGIO | ||
74 | /* | ||
75 | #define SIGLOST 29 | ||
76 | */ | ||
77 | #define SIGPWR 30 | ||
78 | #define SIGSYS 31 | ||
79 | #define SIGUNUSED 31 | ||
80 | |||
81 | /* These should not be considered constants from userland. */ | ||
82 | #define SIGRTMIN 32 | ||
83 | #define SIGRTMAX _NSIG | ||
84 | |||
85 | /* | ||
86 | * SA_FLAGS values: | ||
87 | * | ||
88 | * SA_ONSTACK indicates that a registered stack_t will be used. | ||
89 | * SA_RESTART flag to get restarting signals (which were the default long ago) | ||
90 | * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. | ||
91 | * SA_RESETHAND clears the handler when the signal is delivered. | ||
92 | * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. | ||
93 | * SA_NODEFER prevents the current signal from being masked in the handler. | ||
94 | * | ||
95 | * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single | ||
96 | * Unix names RESETHAND and NODEFER respectively. | ||
97 | */ | ||
98 | #define SA_NOCLDSTOP 0x00000001u | ||
99 | #define SA_NOCLDWAIT 0x00000002u | ||
100 | #define SA_SIGINFO 0x00000004u | ||
101 | #define SA_ONSTACK 0x08000000u | ||
102 | #define SA_RESTART 0x10000000u | ||
103 | #define SA_NODEFER 0x40000000u | ||
104 | #define SA_RESETHAND 0x80000000u | ||
105 | |||
106 | #define SA_NOMASK SA_NODEFER | ||
107 | #define SA_ONESHOT SA_RESETHAND | ||
108 | |||
109 | #define SA_RESTORER 0x04000000 | ||
110 | |||
111 | /* | ||
112 | * sigaltstack controls | ||
113 | */ | ||
114 | #define SS_ONSTACK 1 | ||
115 | #define SS_DISABLE 2 | ||
116 | |||
117 | #define MINSIGSTKSZ 2048 | ||
118 | #define SIGSTKSZ 8192 | ||
119 | |||
120 | #include <asm-generic/signal.h> | ||
121 | |||
122 | #ifndef __ASSEMBLY__ | ||
123 | |||
124 | #ifdef __i386__ | ||
125 | # ifdef __KERNEL__ | ||
126 | struct old_sigaction { | ||
127 | __sighandler_t sa_handler; | ||
128 | old_sigset_t sa_mask; | ||
129 | unsigned long sa_flags; | ||
130 | __sigrestore_t sa_restorer; | ||
131 | }; | ||
132 | |||
133 | struct sigaction { | ||
134 | __sighandler_t sa_handler; | ||
135 | unsigned long sa_flags; | ||
136 | __sigrestore_t sa_restorer; | ||
137 | sigset_t sa_mask; /* mask last for extensibility */ | ||
138 | }; | ||
139 | |||
140 | struct k_sigaction { | ||
141 | struct sigaction sa; | ||
142 | }; | ||
143 | |||
144 | extern void do_notify_resume(struct pt_regs *, void *, __u32); | ||
145 | |||
146 | # else /* __KERNEL__ */ | ||
147 | /* Here we must cater to libcs that poke about in kernel headers. */ | ||
148 | |||
149 | struct sigaction { | ||
150 | union { | ||
151 | __sighandler_t _sa_handler; | ||
152 | void (*_sa_sigaction)(int, struct siginfo *, void *); | ||
153 | } _u; | ||
154 | sigset_t sa_mask; | ||
155 | unsigned long sa_flags; | ||
156 | void (*sa_restorer)(void); | ||
157 | }; | ||
158 | |||
159 | #define sa_handler _u._sa_handler | ||
160 | #define sa_sigaction _u._sa_sigaction | ||
161 | |||
162 | # endif /* ! __KERNEL__ */ | ||
163 | #else /* __i386__ */ | ||
164 | |||
165 | struct sigaction { | ||
166 | __sighandler_t sa_handler; | ||
167 | unsigned long sa_flags; | ||
168 | __sigrestore_t sa_restorer; | ||
169 | sigset_t sa_mask; /* mask last for extensibility */ | ||
170 | }; | ||
171 | |||
172 | struct k_sigaction { | ||
173 | struct sigaction sa; | ||
174 | }; | ||
175 | |||
176 | #endif /* !__i386__ */ | ||
177 | |||
178 | typedef struct sigaltstack { | ||
179 | void __user *ss_sp; | ||
180 | int ss_flags; | ||
181 | size_t ss_size; | ||
182 | } stack_t; | ||
183 | |||
184 | #ifdef __KERNEL__ | ||
185 | #include <asm/sigcontext.h> | ||
186 | |||
187 | #ifdef __i386__ | ||
188 | |||
189 | #define __HAVE_ARCH_SIG_BITOPS | ||
190 | |||
191 | #define sigaddset(set,sig) \ | ||
192 | (__builtin_constant_p(sig) \ | ||
193 | ? __const_sigaddset((set), (sig)) \ | ||
194 | : __gen_sigaddset((set), (sig))) | ||
195 | |||
196 | static inline void __gen_sigaddset(sigset_t *set, int _sig) | ||
197 | { | ||
198 | asm("btsl %1,%0" : "+m"(*set) : "Ir"(_sig - 1) : "cc"); | ||
199 | } | ||
200 | |||
201 | static inline void __const_sigaddset(sigset_t *set, int _sig) | ||
202 | { | ||
203 | unsigned long sig = _sig - 1; | ||
204 | set->sig[sig / _NSIG_BPW] |= 1 << (sig % _NSIG_BPW); | ||
205 | } | ||
206 | |||
207 | #define sigdelset(set, sig) \ | ||
208 | (__builtin_constant_p(sig) \ | ||
209 | ? __const_sigdelset((set), (sig)) \ | ||
210 | : __gen_sigdelset((set), (sig))) | ||
211 | |||
212 | |||
213 | static inline void __gen_sigdelset(sigset_t *set, int _sig) | ||
214 | { | ||
215 | asm("btrl %1,%0" : "+m"(*set) : "Ir"(_sig - 1) : "cc"); | ||
216 | } | ||
217 | |||
218 | static inline void __const_sigdelset(sigset_t *set, int _sig) | ||
219 | { | ||
220 | unsigned long sig = _sig - 1; | ||
221 | set->sig[sig / _NSIG_BPW] &= ~(1 << (sig % _NSIG_BPW)); | ||
222 | } | ||
223 | |||
224 | static inline int __const_sigismember(sigset_t *set, int _sig) | ||
225 | { | ||
226 | unsigned long sig = _sig - 1; | ||
227 | return 1 & (set->sig[sig / _NSIG_BPW] >> (sig % _NSIG_BPW)); | ||
228 | } | ||
229 | |||
230 | static inline int __gen_sigismember(sigset_t *set, int _sig) | ||
231 | { | ||
232 | int ret; | ||
233 | asm("btl %2,%1\n\tsbbl %0,%0" | ||
234 | : "=r"(ret) : "m"(*set), "Ir"(_sig-1) : "cc"); | ||
235 | return ret; | ||
236 | } | ||
237 | |||
238 | #define sigismember(set, sig) \ | ||
239 | (__builtin_constant_p(sig) \ | ||
240 | ? __const_sigismember((set), (sig)) \ | ||
241 | : __gen_sigismember((set), (sig))) | ||
242 | |||
243 | static inline int sigfindinword(unsigned long word) | ||
244 | { | ||
245 | asm("bsfl %1,%0" : "=r"(word) : "rm"(word) : "cc"); | ||
246 | return word; | ||
247 | } | ||
248 | |||
249 | struct pt_regs; | ||
250 | |||
251 | #else /* __i386__ */ | ||
252 | |||
253 | #undef __HAVE_ARCH_SIG_BITOPS | ||
254 | |||
255 | #endif /* !__i386__ */ | ||
256 | |||
257 | #define ptrace_signal_deliver(regs, cookie) do { } while (0) | ||
258 | |||
259 | #endif /* __KERNEL__ */ | ||
260 | #endif /* __ASSEMBLY__ */ | ||
261 | |||
262 | #endif /* ASM_X86__SIGNAL_H */ | ||