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WorkStruct: Typedef the work function prototype
[linux-2.6/verdex.git] / include / asm-v850 / unistd.h
blob737401e7d3ad33a5c398577bfb465354d6e6b7dc
1 /*
2 * include/asm-v850/unistd.h -- System call numbers and invocation mechanism
3 *
4 * Copyright (C) 2001,02,03,04 NEC Electronics Corporation
5 * Copyright (C) 2001,02,03,04 Miles Bader <miles@gnu.org>
6 *
7 * This file is subject to the terms and conditions of the GNU General
8 * Public License. See the file COPYING in the main directory of this
9 * archive for more details.
10 *
11 * Written by Miles Bader <miles@gnu.org>
12 */
13
14 #ifndef __V850_UNISTD_H__
15 #define __V850_UNISTD_H__
16
17 #define __NR_restart_syscall 0
18 #define __NR_exit 1
19 #define __NR_fork 2
20 #define __NR_read 3
21 #define __NR_write 4
22 #define __NR_open 5
23 #define __NR_close 6
24 #define __NR_waitpid 7
25 #define __NR_creat 8
26 #define __NR_link 9
27 #define __NR_unlink 10
28 #define __NR_execve 11
29 #define __NR_chdir 12
30 #define __NR_time 13
31 #define __NR_mknod 14
32 #define __NR_chmod 15
33 #define __NR_chown 16
34 #define __NR_break 17
35 #define __NR_lseek 19
36 #define __NR_getpid 20
37 #define __NR_mount 21
38 #define __NR_umount 22
39 #define __NR_setuid 23
40 #define __NR_getuid 24
41 #define __NR_stime 25
42 #define __NR_ptrace 26
43 #define __NR_alarm 27
44 #define __NR_pause 29
45 #define __NR_utime 30
46 #define __NR_stty 31
47 #define __NR_gtty 32
48 #define __NR_access 33
49 #define __NR_nice 34
50 #define __NR_ftime 35
51 #define __NR_sync 36
52 #define __NR_kill 37
53 #define __NR_rename 38
54 #define __NR_mkdir 39
55 #define __NR_rmdir 40
56 #define __NR_dup 41
57 #define __NR_pipe 42
58 #define __NR_times 43
59 #define __NR_prof 44
60 #define __NR_brk 45
61 #define __NR_setgid 46
62 #define __NR_getgid 47
63 #define __NR_signal 48
64 #define __NR_geteuid 49
65 #define __NR_getegid 50
66 #define __NR_acct 51
67 #define __NR_umount2 52
68 #define __NR_lock 53
69 #define __NR_ioctl 54
70 #define __NR_fcntl 55
71 #define __NR_setpgid 57
72 #define __NR_umask 60
73 #define __NR_chroot 61
74 #define __NR_ustat 62
75 #define __NR_dup2 63
76 #define __NR_getppid 64
77 #define __NR_getpgrp 65
78 #define __NR_setsid 66
79 #define __NR_sigaction 67
80 #define __NR_sgetmask 68
81 #define __NR_ssetmask 69
82 #define __NR_setreuid 70
83 #define __NR_setregid 71
84 #define __NR_sigsuspend 72
85 #define __NR_sigpending 73
86 #define __NR_sethostname 74
87 #define __NR_setrlimit 75
88 #define __NR_ugetrlimit 76
89 #define __NR_getrusage 77
90 #define __NR_gettimeofday 78
91 #define __NR_settimeofday 79
92 #define __NR_getgroups 80
93 #define __NR_setgroups 81
94 #define __NR_select 82
95 #define __NR_symlink 83
96 #define __NR_readlink 85
97 #define __NR_uselib 86
98 #define __NR_swapon 87
99 #define __NR_reboot 88
100 #define __NR_readdir 89
101 #define __NR_mmap 90
102 #define __NR_munmap 91
103 #define __NR_truncate 92
104 #define __NR_ftruncate 93
105 #define __NR_fchmod 94
106 #define __NR_fchown 95
107 #define __NR_getpriority 96
108 #define __NR_setpriority 97
109 #define __NR_profil 98
110 #define __NR_statfs 99
111 #define __NR_fstatfs 100
112 #define __NR_socketcall 102
113 #define __NR_syslog 103
114 #define __NR_setitimer 104
115 #define __NR_getitimer 105
116 #define __NR_stat 106
117 #define __NR_lstat 107
118 #define __NR_fstat 108
119 #define __NR_vhangup 111
120 #define __NR_wait4 114
121 #define __NR_swapoff 115
122 #define __NR_sysinfo 116
123 #define __NR_ipc 117
124 #define __NR_fsync 118
125 #define __NR_sigreturn 119
126 #define __NR_clone 120
127 #define __NR_setdomainname 121
128 #define __NR_uname 122
129 #define __NR_cacheflush 123
130 #define __NR_adjtimex 124
131 #define __NR_mprotect 125
132 #define __NR_sigprocmask 126
133 #define __NR_create_module 127
134 #define __NR_init_module 128
135 #define __NR_delete_module 129
136 #define __NR_get_kernel_syms 130
137 #define __NR_quotactl 131
138 #define __NR_getpgid 132
139 #define __NR_fchdir 133
140 #define __NR_bdflush 134
141 #define __NR_sysfs 135
142 #define __NR_personality 136
143 #define __NR_afs_syscall 137 /* Syscall for Andrew File System */
144 #define __NR_setfsuid 138
145 #define __NR_setfsgid 139
146 #define __NR__llseek 140
147 #define __NR_getdents 141
148 #define __NR_flock 143
149 #define __NR_msync 144
150 #define __NR_readv 145
151 #define __NR_writev 146
152 #define __NR_getsid 147
153 #define __NR_fdatasync 148
154 #define __NR__sysctl 149
155 #define __NR_mlock 150
156 #define __NR_munlock 151
157 #define __NR_mlockall 152
158 #define __NR_munlockall 153
159 #define __NR_sched_setparam 154
160 #define __NR_sched_getparam 155
161 #define __NR_sched_setscheduler 156
162 #define __NR_sched_getscheduler 157
163 #define __NR_sched_yield 158
164 #define __NR_sched_get_priority_max 159
165 #define __NR_sched_get_priority_min 160
166 #define __NR_sched_rr_get_interval 161
167 #define __NR_nanosleep 162
168 #define __NR_mremap 163
169 #define __NR_setresuid 164
170 #define __NR_getresuid 165
171 #define __NR_query_module 167
172 #define __NR_poll 168
173 #define __NR_nfsservctl 169
174 #define __NR_setresgid 170
175 #define __NR_getresgid 171
176 #define __NR_prctl 172
177 #define __NR_rt_sigreturn 173
178 #define __NR_rt_sigaction 174
179 #define __NR_rt_sigprocmask 175
180 #define __NR_rt_sigpending 176
181 #define __NR_rt_sigtimedwait 177
182 #define __NR_rt_sigqueueinfo 178
183 #define __NR_rt_sigsuspend 179
184 #define __NR_pread 180
185 #define __NR_pwrite 181
186 #define __NR_lchown 182
187 #define __NR_getcwd 183
188 #define __NR_capget 184
189 #define __NR_capset 185
190 #define __NR_sigaltstack 186
191 #define __NR_sendfile 187
192 #define __NR_getpmsg 188 /* some people actually want streams */
193 #define __NR_putpmsg 189 /* some people actually want streams */
194 #define __NR_vfork 190
195 #define __NR_mmap2 192
196 #define __NR_truncate64 193
197 #define __NR_ftruncate64 194
198 #define __NR_stat64 195
199 #define __NR_lstat64 196
200 #define __NR_fstat64 197
201 #define __NR_fcntl64 198
202 #define __NR_getdents64 199
203 #define __NR_pivot_root 200
204 #define __NR_gettid 201
205 #define __NR_tkill 202
206
207
208 /* Syscall protocol:
209 Syscall number in r12, args in r6-r9, r13-r14
210 Return value in r10
211 Trap 0 for `short' syscalls, where all the args can fit in function
212 call argument registers, and trap 1 when there are additional args in
213 r13-r14. */
214
215 #define SYSCALL_NUM "r12"
216 #define SYSCALL_ARG0 "r6"
217 #define SYSCALL_ARG1 "r7"
218 #define SYSCALL_ARG2 "r8"
219 #define SYSCALL_ARG3 "r9"
220 #define SYSCALL_ARG4 "r13"
221 #define SYSCALL_ARG5 "r14"
222 #define SYSCALL_RET "r10"
223
224 #define SYSCALL_SHORT_TRAP "0"
225 #define SYSCALL_LONG_TRAP "1"
226
227 /* Registers clobbered by any syscall. This _doesn't_ include the syscall
228 number (r12) or the `extended arg' registers (r13, r14), even though
229 they are actually clobbered too (this is because gcc's `asm' statement
230 doesn't allow a clobber to be used as an input or output). */
231 #define SYSCALL_CLOBBERS "r1", "r5", "r11", "r15", "r16", \
232 "r17", "r18", "r19"
233
234 /* Registers clobbered by a `short' syscall. This includes all clobbers
235 except the syscall number (r12). */
236 #define SYSCALL_SHORT_CLOBBERS SYSCALL_CLOBBERS, "r13", "r14"
237
238 #ifdef __KERNEL__
239
240 #include <asm/clinkage.h>
241 #include <linux/err.h>
242
243 #define __syscall_return(type, res) \
244 do { \
245 /* user-visible error numbers are in the range -1 - -MAX_ERRNO: \
246 see <asm-v850/errno.h> */ \
247 if (__builtin_expect ((unsigned long)(res) >= (unsigned long)(-MAX_ERRNO), 0)) { \
248 errno = -(res); \
249 res = -1; \
250 } \
251 return (type) (res); \
252 } while (0)
253
254
255 #define _syscall0(type, name) \
256 type name (void) \
257 { \
258 register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
259 register unsigned long __ret __asm__ (SYSCALL_RET); \
260 __asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
261 : "=r" (__ret), "=r" (__syscall) \
262 : "1" (__syscall) \
263 : SYSCALL_SHORT_CLOBBERS); \
264 __syscall_return (type, __ret); \
265 }
266
267 #define _syscall1(type, name, atype, a) \
268 type name (atype a) \
269 { \
270 register atype __a __asm__ (SYSCALL_ARG0) = a; \
271 register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
272 register unsigned long __ret __asm__ (SYSCALL_RET); \
273 __asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
274 : "=r" (__ret), "=r" (__syscall) \
275 : "1" (__syscall), "r" (__a) \
276 : SYSCALL_SHORT_CLOBBERS); \
277 __syscall_return (type, __ret); \
278 }
279
280 #define _syscall2(type, name, atype, a, btype, b) \
281 type name (atype a, btype b) \
282 { \
283 register atype __a __asm__ (SYSCALL_ARG0) = a; \
284 register btype __b __asm__ (SYSCALL_ARG1) = b; \
285 register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
286 register unsigned long __ret __asm__ (SYSCALL_RET); \
287 __asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
288 : "=r" (__ret), "=r" (__syscall) \
289 : "1" (__syscall), "r" (__a), "r" (__b) \
290 : SYSCALL_SHORT_CLOBBERS); \
291 __syscall_return (type, __ret); \
292 }
293
294 #define _syscall3(type, name, atype, a, btype, b, ctype, c) \
295 type name (atype a, btype b, ctype c) \
296 { \
297 register atype __a __asm__ (SYSCALL_ARG0) = a; \
298 register btype __b __asm__ (SYSCALL_ARG1) = b; \
299 register ctype __c __asm__ (SYSCALL_ARG2) = c; \
300 register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
301 register unsigned long __ret __asm__ (SYSCALL_RET); \
302 __asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
303 : "=r" (__ret), "=r" (__syscall) \
304 : "1" (__syscall), "r" (__a), "r" (__b), "r" (__c) \
305 : SYSCALL_SHORT_CLOBBERS); \
306 __syscall_return (type, __ret); \
307 }
308
309 #define _syscall4(type, name, atype, a, btype, b, ctype, c, dtype, d) \
310 type name (atype a, btype b, ctype c, dtype d) \
311 { \
312 register atype __a __asm__ (SYSCALL_ARG0) = a; \
313 register btype __b __asm__ (SYSCALL_ARG1) = b; \
314 register ctype __c __asm__ (SYSCALL_ARG2) = c; \
315 register dtype __d __asm__ (SYSCALL_ARG3) = d; \
316 register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
317 register unsigned long __ret __asm__ (SYSCALL_RET); \
318 __asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
319 : "=r" (__ret), "=r" (__syscall) \
320 : "1" (__syscall), \
321 "r" (__a), "r" (__b), "r" (__c), "r" (__d) \
322 : SYSCALL_SHORT_CLOBBERS); \
323 __syscall_return (type, __ret); \
324 }
325
326 #define _syscall5(type, name, atype, a, btype, b, ctype, c, dtype, d, etype,e)\
327 type name (atype a, btype b, ctype c, dtype d, etype e) \
328 { \
329 register atype __a __asm__ (SYSCALL_ARG0) = a; \
330 register btype __b __asm__ (SYSCALL_ARG1) = b; \
331 register ctype __c __asm__ (SYSCALL_ARG2) = c; \
332 register dtype __d __asm__ (SYSCALL_ARG3) = d; \
333 register etype __e __asm__ (SYSCALL_ARG4) = e; \
334 register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
335 register unsigned long __ret __asm__ (SYSCALL_RET); \
336 __asm__ __volatile__ ("trap " SYSCALL_LONG_TRAP \
337 : "=r" (__ret), "=r" (__syscall), "=r" (__e) \
338 : "1" (__syscall), \
339 "r" (__a), "r" (__b), "r" (__c), "r" (__d), "2" (__e) \
340 : SYSCALL_CLOBBERS); \
341 __syscall_return (type, __ret); \
342 }
343
344 #define __SYSCALL6_TRAP(syscall, ret, a, b, c, d, e, f) \
345 __asm__ __volatile__ ("trap " SYSCALL_LONG_TRAP \
346 : "=r" (ret), "=r" (syscall), \
347 "=r" (e), "=r" (f) \
348 : "1" (syscall), \
349 "r" (a), "r" (b), "r" (c), "r" (d), \
350 "2" (e), "3" (f) \
351 : SYSCALL_CLOBBERS);
352
353 #define _syscall6(type, name, atype, a, btype, b, ctype, c, dtype, d, etype, e, ftype, f) \
354 type name (atype a, btype b, ctype c, dtype d, etype e, ftype f) \
355 { \
356 register atype __a __asm__ (SYSCALL_ARG0) = a; \
357 register btype __b __asm__ (SYSCALL_ARG1) = b; \
358 register ctype __c __asm__ (SYSCALL_ARG2) = c; \
359 register dtype __d __asm__ (SYSCALL_ARG3) = d; \
360 register etype __e __asm__ (SYSCALL_ARG4) = e; \
361 register etype __f __asm__ (SYSCALL_ARG5) = f; \
362 register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
363 register unsigned long __ret __asm__ (SYSCALL_RET); \
364 __SYSCALL6_TRAP(__syscall, __ret, __a, __b, __c, __d, __e, __f); \
365 __syscall_return (type, __ret); \
366 }
367
368
369 #define __ARCH_WANT_IPC_PARSE_VERSION
370 #define __ARCH_WANT_OLD_READDIR
371 #define __ARCH_WANT_STAT64
372 #define __ARCH_WANT_SYS_ALARM
373 #define __ARCH_WANT_SYS_GETHOSTNAME
374 #define __ARCH_WANT_SYS_PAUSE
375 #define __ARCH_WANT_SYS_SGETMASK
376 #define __ARCH_WANT_SYS_SIGNAL
377 #define __ARCH_WANT_SYS_TIME
378 #define __ARCH_WANT_SYS_UTIME
379 #define __ARCH_WANT_SYS_WAITPID
380 #define __ARCH_WANT_SYS_SOCKETCALL
381 #define __ARCH_WANT_SYS_FADVISE64
382 #define __ARCH_WANT_SYS_GETPGRP
383 #define __ARCH_WANT_SYS_LLSEEK
384 #define __ARCH_WANT_SYS_NICE
385 #define __ARCH_WANT_SYS_OLDUMOUNT
386 #define __ARCH_WANT_SYS_SIGPENDING
387 #define __ARCH_WANT_SYS_SIGPROCMASK
388 #define __ARCH_WANT_SYS_RT_SIGACTION
389
390 /*
391 * "Conditional" syscalls
392 */
393 #define cond_syscall(name) \
394 asm (".weak\t" C_SYMBOL_STRING(name) ";" \
395 ".set\t" C_SYMBOL_STRING(name) "," C_SYMBOL_STRING(sys_ni_syscall))
396 #if 0
397 /* This doesn't work if there's a function prototype for NAME visible,
398 because the argument types probably won't match. */
399 #define cond_syscall(name) \
400 void name (void) __attribute__ ((weak, alias ("sys_ni_syscall")));
401 #endif
402
403 #endif /* __KERNEL__ */
404 #endif /* __V850_UNISTD_H__ */
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