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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * include/asm-s390/unistd.h
3 *
4 * S390 version
5 *
6 * Derived from "include/asm-i386/unistd.h"
7 */
8
9#ifndef _ASM_S390_UNISTD_H_
10#define _ASM_S390_UNISTD_H_
11
12/*
13 * This file contains the system call numbers.
14 */
15
16#define __NR_exit 1
17#define __NR_fork 2
18#define __NR_read 3
19#define __NR_write 4
20#define __NR_open 5
21#define __NR_close 6
22#define __NR_restart_syscall 7
23#define __NR_creat 8
24#define __NR_link 9
25#define __NR_unlink 10
26#define __NR_execve 11
27#define __NR_chdir 12
28#define __NR_time 13
29#define __NR_mknod 14
30#define __NR_chmod 15
31#define __NR_lchown 16
32#define __NR_lseek 19
33#define __NR_getpid 20
34#define __NR_mount 21
35#define __NR_umount 22
36#define __NR_setuid 23
37#define __NR_getuid 24
38#define __NR_stime 25
39#define __NR_ptrace 26
40#define __NR_alarm 27
41#define __NR_pause 29
42#define __NR_utime 30
43#define __NR_access 33
44#define __NR_nice 34
45#define __NR_sync 36
46#define __NR_kill 37
47#define __NR_rename 38
48#define __NR_mkdir 39
49#define __NR_rmdir 40
50#define __NR_dup 41
51#define __NR_pipe 42
52#define __NR_times 43
53#define __NR_brk 45
54#define __NR_setgid 46
55#define __NR_getgid 47
56#define __NR_signal 48
57#define __NR_geteuid 49
58#define __NR_getegid 50
59#define __NR_acct 51
60#define __NR_umount2 52
61#define __NR_ioctl 54
62#define __NR_fcntl 55
63#define __NR_setpgid 57
64#define __NR_umask 60
65#define __NR_chroot 61
66#define __NR_ustat 62
67#define __NR_dup2 63
68#define __NR_getppid 64
69#define __NR_getpgrp 65
70#define __NR_setsid 66
71#define __NR_sigaction 67
72#define __NR_setreuid 70
73#define __NR_setregid 71
74#define __NR_sigsuspend 72
75#define __NR_sigpending 73
76#define __NR_sethostname 74
77#define __NR_setrlimit 75
78#define __NR_getrlimit 76
79#define __NR_getrusage 77
80#define __NR_gettimeofday 78
81#define __NR_settimeofday 79
82#define __NR_getgroups 80
83#define __NR_setgroups 81
84#define __NR_symlink 83
85#define __NR_readlink 85
86#define __NR_uselib 86
87#define __NR_swapon 87
88#define __NR_reboot 88
89#define __NR_readdir 89
90#define __NR_mmap 90
91#define __NR_munmap 91
92#define __NR_truncate 92
93#define __NR_ftruncate 93
94#define __NR_fchmod 94
95#define __NR_fchown 95
96#define __NR_getpriority 96
97#define __NR_setpriority 97
98#define __NR_statfs 99
99#define __NR_fstatfs 100
100#define __NR_ioperm 101
101#define __NR_socketcall 102
102#define __NR_syslog 103
103#define __NR_setitimer 104
104#define __NR_getitimer 105
105#define __NR_stat 106
106#define __NR_lstat 107
107#define __NR_fstat 108
108#define __NR_lookup_dcookie 110
109#define __NR_vhangup 111
110#define __NR_idle 112
111#define __NR_wait4 114
112#define __NR_swapoff 115
113#define __NR_sysinfo 116
114#define __NR_ipc 117
115#define __NR_fsync 118
116#define __NR_sigreturn 119
117#define __NR_clone 120
118#define __NR_setdomainname 121
119#define __NR_uname 122
120#define __NR_adjtimex 124
121#define __NR_mprotect 125
122#define __NR_sigprocmask 126
123#define __NR_create_module 127
124#define __NR_init_module 128
125#define __NR_delete_module 129
126#define __NR_get_kernel_syms 130
127#define __NR_quotactl 131
128#define __NR_getpgid 132
129#define __NR_fchdir 133
130#define __NR_bdflush 134
131#define __NR_sysfs 135
132#define __NR_personality 136
133#define __NR_afs_syscall 137 /* Syscall for Andrew File System */
134#define __NR_setfsuid 138
135#define __NR_setfsgid 139
136#define __NR__llseek 140
137#define __NR_getdents 141
138#define __NR__newselect 142
139#define __NR_flock 143
140#define __NR_msync 144
141#define __NR_readv 145
142#define __NR_writev 146
143#define __NR_getsid 147
144#define __NR_fdatasync 148
145#define __NR__sysctl 149
146#define __NR_mlock 150
147#define __NR_munlock 151
148#define __NR_mlockall 152
149#define __NR_munlockall 153
150#define __NR_sched_setparam 154
151#define __NR_sched_getparam 155
152#define __NR_sched_setscheduler 156
153#define __NR_sched_getscheduler 157
154#define __NR_sched_yield 158
155#define __NR_sched_get_priority_max 159
156#define __NR_sched_get_priority_min 160
157#define __NR_sched_rr_get_interval 161
158#define __NR_nanosleep 162
159#define __NR_mremap 163
160#define __NR_setresuid 164
161#define __NR_getresuid 165
162#define __NR_query_module 167
163#define __NR_poll 168
164#define __NR_nfsservctl 169
165#define __NR_setresgid 170
166#define __NR_getresgid 171
167#define __NR_prctl 172
168#define __NR_rt_sigreturn 173
169#define __NR_rt_sigaction 174
170#define __NR_rt_sigprocmask 175
171#define __NR_rt_sigpending 176
172#define __NR_rt_sigtimedwait 177
173#define __NR_rt_sigqueueinfo 178
174#define __NR_rt_sigsuspend 179
175#define __NR_pread64 180
176#define __NR_pwrite64 181
177#define __NR_chown 182
178#define __NR_getcwd 183
179#define __NR_capget 184
180#define __NR_capset 185
181#define __NR_sigaltstack 186
182#define __NR_sendfile 187
183#define __NR_getpmsg 188
184#define __NR_putpmsg 189
185#define __NR_vfork 190
186#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */
187#define __NR_mmap2 192
188#define __NR_truncate64 193
189#define __NR_ftruncate64 194
190#define __NR_stat64 195
191#define __NR_lstat64 196
192#define __NR_fstat64 197
193#define __NR_lchown32 198
194#define __NR_getuid32 199
195#define __NR_getgid32 200
196#define __NR_geteuid32 201
197#define __NR_getegid32 202
198#define __NR_setreuid32 203
199#define __NR_setregid32 204
200#define __NR_getgroups32 205
201#define __NR_setgroups32 206
202#define __NR_fchown32 207
203#define __NR_setresuid32 208
204#define __NR_getresuid32 209
205#define __NR_setresgid32 210
206#define __NR_getresgid32 211
207#define __NR_chown32 212
208#define __NR_setuid32 213
209#define __NR_setgid32 214
210#define __NR_setfsuid32 215
211#define __NR_setfsgid32 216
212#define __NR_pivot_root 217
213#define __NR_mincore 218
214#define __NR_madvise 219
215#define __NR_getdents64 220
216#define __NR_fcntl64 221
217#define __NR_readahead 222
218#define __NR_sendfile64 223
219#define __NR_setxattr 224
220#define __NR_lsetxattr 225
221#define __NR_fsetxattr 226
222#define __NR_getxattr 227
223#define __NR_lgetxattr 228
224#define __NR_fgetxattr 229
225#define __NR_listxattr 230
226#define __NR_llistxattr 231
227#define __NR_flistxattr 232
228#define __NR_removexattr 233
229#define __NR_lremovexattr 234
230#define __NR_fremovexattr 235
231#define __NR_gettid 236
232#define __NR_tkill 237
233#define __NR_futex 238
234#define __NR_sched_setaffinity 239
235#define __NR_sched_getaffinity 240
236#define __NR_tgkill 241
237/* Number 242 is reserved for tux */
238#define __NR_io_setup 243
239#define __NR_io_destroy 244
240#define __NR_io_getevents 245
241#define __NR_io_submit 246
242#define __NR_io_cancel 247
243#define __NR_exit_group 248
244#define __NR_epoll_create 249
245#define __NR_epoll_ctl 250
246#define __NR_epoll_wait 251
247#define __NR_set_tid_address 252
248#define __NR_fadvise64 253
249#define __NR_timer_create 254
250#define __NR_timer_settime (__NR_timer_create+1)
251#define __NR_timer_gettime (__NR_timer_create+2)
252#define __NR_timer_getoverrun (__NR_timer_create+3)
253#define __NR_timer_delete (__NR_timer_create+4)
254#define __NR_clock_settime (__NR_timer_create+5)
255#define __NR_clock_gettime (__NR_timer_create+6)
256#define __NR_clock_getres (__NR_timer_create+7)
257#define __NR_clock_nanosleep (__NR_timer_create+8)
258/* Number 263 is reserved for vserver */
259#define __NR_fadvise64_64 264
260#define __NR_statfs64 265
261#define __NR_fstatfs64 266
262#define __NR_remap_file_pages 267
263/* Number 268 is reserved for new sys_mbind */
264/* Number 269 is reserved for new sys_get_mempolicy */
265/* Number 270 is reserved for new sys_set_mempolicy */
266#define __NR_mq_open 271
267#define __NR_mq_unlink 272
268#define __NR_mq_timedsend 273
269#define __NR_mq_timedreceive 274
270#define __NR_mq_notify 275
271#define __NR_mq_getsetattr 276
Heiko Carstenscf13f0e2005-06-25 14:58:11 -0700272#define __NR_kexec_load 277
Linus Torvalds1da177e2005-04-16 15:20:36 -0700273#define __NR_add_key 278
274#define __NR_request_key 279
275#define __NR_keyctl 280
276#define __NR_waitid 281
Martin Schwidefskyd2013482005-08-01 21:11:34 -0700277#define __NR_ioprio_set 282
278#define __NR_ioprio_get 283
279#define __NR_inotify_init 284
280#define __NR_inotify_add_watch 285
281#define __NR_inotify_rm_watch 286
Heiko Carstens54dfe5dd2006-02-01 03:06:38 -0800282/* Number 287 is reserved for new sys_migrate_pages */
283#define __NR_openat 288
284#define __NR_mkdirat 289
285#define __NR_mknodat 290
286#define __NR_fchownat 291
287#define __NR_futimesat 292
Heiko Carstens19bf9cb2006-02-12 12:35:03 +0100288#define __NR_fstatat64 293
Heiko Carstens54dfe5dd2006-02-01 03:06:38 -0800289#define __NR_unlinkat 294
290#define __NR_renameat 295
291#define __NR_linkat 296
292#define __NR_symlinkat 297
293#define __NR_readlinkat 298
294#define __NR_fchmodat 299
295#define __NR_faccessat 300
296#define __NR_pselect6 301
297#define __NR_ppoll 302
Heiko Carstense7684272006-02-11 17:56:02 -0800298#define __NR_unshare 303
Linus Torvalds1da177e2005-04-16 15:20:36 -0700299
Heiko Carstense7684272006-02-11 17:56:02 -0800300#define NR_syscalls 304
Linus Torvalds1da177e2005-04-16 15:20:36 -0700301
302/*
303 * There are some system calls that are not present on 64 bit, some
304 * have a different name although they do the same (e.g. __NR_chown32
305 * is __NR_chown on 64 bit).
306 */
307#ifdef __s390x__
308#undef __NR_time
309#undef __NR_lchown
310#undef __NR_setuid
311#undef __NR_getuid
312#undef __NR_stime
313#undef __NR_setgid
314#undef __NR_getgid
315#undef __NR_geteuid
316#undef __NR_getegid
317#undef __NR_setreuid
318#undef __NR_setregid
319#undef __NR_getrlimit
320#undef __NR_getgroups
321#undef __NR_setgroups
322#undef __NR_fchown
323#undef __NR_ioperm
324#undef __NR_setfsuid
325#undef __NR_setfsgid
326#undef __NR__llseek
327#undef __NR__newselect
328#undef __NR_setresuid
329#undef __NR_getresuid
330#undef __NR_setresgid
331#undef __NR_getresgid
332#undef __NR_chown
333#undef __NR_ugetrlimit
334#undef __NR_mmap2
335#undef __NR_truncate64
336#undef __NR_ftruncate64
337#undef __NR_stat64
338#undef __NR_lstat64
339#undef __NR_fstat64
340#undef __NR_lchown32
341#undef __NR_getuid32
342#undef __NR_getgid32
343#undef __NR_geteuid32
344#undef __NR_getegid32
345#undef __NR_setreuid32
346#undef __NR_setregid32
347#undef __NR_getgroups32
348#undef __NR_setgroups32
349#undef __NR_fchown32
350#undef __NR_setresuid32
351#undef __NR_getresuid32
352#undef __NR_setresgid32
353#undef __NR_getresgid32
354#undef __NR_chown32
355#undef __NR_setuid32
356#undef __NR_setgid32
357#undef __NR_setfsuid32
358#undef __NR_setfsgid32
359#undef __NR_fcntl64
360#undef __NR_sendfile64
361#undef __NR_fadvise64_64
Heiko Carstens19bf9cb2006-02-12 12:35:03 +0100362#undef __NR_fstatat64
Linus Torvalds1da177e2005-04-16 15:20:36 -0700363
364#define __NR_select 142
365#define __NR_getrlimit 191 /* SuS compliant getrlimit */
366#define __NR_lchown 198
367#define __NR_getuid 199
368#define __NR_getgid 200
369#define __NR_geteuid 201
370#define __NR_getegid 202
371#define __NR_setreuid 203
372#define __NR_setregid 204
373#define __NR_getgroups 205
374#define __NR_setgroups 206
375#define __NR_fchown 207
376#define __NR_setresuid 208
377#define __NR_getresuid 209
378#define __NR_setresgid 210
379#define __NR_getresgid 211
380#define __NR_chown 212
381#define __NR_setuid 213
382#define __NR_setgid 214
383#define __NR_setfsuid 215
384#define __NR_setfsgid 216
Heiko Carstens19bf9cb2006-02-12 12:35:03 +0100385#define __NR_newfstatat 293
Linus Torvalds1da177e2005-04-16 15:20:36 -0700386
387#endif
388
389/* user-visible error numbers are in the range -1 - -122: see <asm-s390/errno.h> */
390
391#define __syscall_return(type, res) \
392do { \
393 if ((unsigned long)(res) >= (unsigned long)(-125)) { \
394 errno = -(res); \
395 res = -1; \
396 } \
397 return (type) (res); \
398} while (0)
399
400#define _svc_clobber "1", "cc", "memory"
401
402#define _syscall0(type,name) \
403type name(void) { \
404 register long __svcres asm("2"); \
405 long __res; \
406 __asm__ __volatile__ ( \
407 " .if %1 < 256\n" \
408 " svc %b1\n" \
409 " .else\n" \
410 " la %%r1,%1\n" \
411 " svc 0\n" \
412 " .endif" \
413 : "=d" (__svcres) \
414 : "i" (__NR_##name) \
415 : _svc_clobber ); \
416 __res = __svcres; \
417 __syscall_return(type,__res); \
418}
419
420#define _syscall1(type,name,type1,arg1) \
421type name(type1 arg1) { \
422 register type1 __arg1 asm("2") = arg1; \
423 register long __svcres asm("2"); \
424 long __res; \
425 __asm__ __volatile__ ( \
426 " .if %1 < 256\n" \
427 " svc %b1\n" \
428 " .else\n" \
429 " la %%r1,%1\n" \
430 " svc 0\n" \
431 " .endif" \
432 : "=d" (__svcres) \
433 : "i" (__NR_##name), \
434 "0" (__arg1) \
435 : _svc_clobber ); \
436 __res = __svcres; \
437 __syscall_return(type,__res); \
438}
439
440#define _syscall2(type,name,type1,arg1,type2,arg2) \
441type name(type1 arg1, type2 arg2) { \
442 register type1 __arg1 asm("2") = arg1; \
443 register type2 __arg2 asm("3") = arg2; \
444 register long __svcres asm("2"); \
445 long __res; \
446 __asm__ __volatile__ ( \
447 " .if %1 < 256\n" \
448 " svc %b1\n" \
449 " .else\n" \
450 " la %%r1,%1\n" \
451 " svc 0\n" \
452 " .endif" \
453 : "=d" (__svcres) \
454 : "i" (__NR_##name), \
455 "0" (__arg1), \
456 "d" (__arg2) \
457 : _svc_clobber ); \
458 __res = __svcres; \
459 __syscall_return(type,__res); \
460}
461
462#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)\
463type name(type1 arg1, type2 arg2, type3 arg3) { \
464 register type1 __arg1 asm("2") = arg1; \
465 register type2 __arg2 asm("3") = arg2; \
466 register type3 __arg3 asm("4") = arg3; \
467 register long __svcres asm("2"); \
468 long __res; \
469 __asm__ __volatile__ ( \
470 " .if %1 < 256\n" \
471 " svc %b1\n" \
472 " .else\n" \
473 " la %%r1,%1\n" \
474 " svc 0\n" \
475 " .endif" \
476 : "=d" (__svcres) \
477 : "i" (__NR_##name), \
478 "0" (__arg1), \
479 "d" (__arg2), \
480 "d" (__arg3) \
481 : _svc_clobber ); \
482 __res = __svcres; \
483 __syscall_return(type,__res); \
484}
485
486#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,\
487 type4,name4) \
488type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) { \
489 register type1 __arg1 asm("2") = arg1; \
490 register type2 __arg2 asm("3") = arg2; \
491 register type3 __arg3 asm("4") = arg3; \
492 register type4 __arg4 asm("5") = arg4; \
493 register long __svcres asm("2"); \
494 long __res; \
495 __asm__ __volatile__ ( \
496 " .if %1 < 256\n" \
497 " svc %b1\n" \
498 " .else\n" \
499 " la %%r1,%1\n" \
500 " svc 0\n" \
501 " .endif" \
502 : "=d" (__svcres) \
503 : "i" (__NR_##name), \
504 "0" (__arg1), \
505 "d" (__arg2), \
506 "d" (__arg3), \
507 "d" (__arg4) \
508 : _svc_clobber ); \
509 __res = __svcres; \
510 __syscall_return(type,__res); \
511}
512
513#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,\
514 type4,name4,type5,name5) \
515type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, \
516 type5 arg5) { \
517 register type1 __arg1 asm("2") = arg1; \
518 register type2 __arg2 asm("3") = arg2; \
519 register type3 __arg3 asm("4") = arg3; \
520 register type4 __arg4 asm("5") = arg4; \
521 register type5 __arg5 asm("6") = arg5; \
522 register long __svcres asm("2"); \
523 long __res; \
524 __asm__ __volatile__ ( \
525 " .if %1 < 256\n" \
526 " svc %b1\n" \
527 " .else\n" \
528 " la %%r1,%1\n" \
529 " svc 0\n" \
530 " .endif" \
531 : "=d" (__svcres) \
532 : "i" (__NR_##name), \
533 "0" (__arg1), \
534 "d" (__arg2), \
535 "d" (__arg3), \
536 "d" (__arg4), \
537 "d" (__arg5) \
538 : _svc_clobber ); \
539 __res = __svcres; \
540 __syscall_return(type,__res); \
541}
542
543#ifdef __KERNEL__
544#define __ARCH_WANT_IPC_PARSE_VERSION
545#define __ARCH_WANT_OLD_READDIR
546#define __ARCH_WANT_SYS_ALARM
547#define __ARCH_WANT_SYS_GETHOSTNAME
548#define __ARCH_WANT_SYS_PAUSE
549#define __ARCH_WANT_SYS_SIGNAL
550#define __ARCH_WANT_SYS_UTIME
551#define __ARCH_WANT_SYS_SOCKETCALL
552#define __ARCH_WANT_SYS_FADVISE64
553#define __ARCH_WANT_SYS_GETPGRP
554#define __ARCH_WANT_SYS_LLSEEK
555#define __ARCH_WANT_SYS_NICE
556#define __ARCH_WANT_SYS_OLD_GETRLIMIT
557#define __ARCH_WANT_SYS_OLDUMOUNT
558#define __ARCH_WANT_SYS_SIGPENDING
559#define __ARCH_WANT_SYS_SIGPROCMASK
560#define __ARCH_WANT_SYS_RT_SIGACTION
Heiko Carstens54dfe5dd2006-02-01 03:06:38 -0800561#define __ARCH_WANT_SYS_RT_SIGSUSPEND
Martin Schwidefsky347a8dc2006-01-06 00:19:28 -0800562# ifndef CONFIG_64BIT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700563# define __ARCH_WANT_STAT64
564# define __ARCH_WANT_SYS_TIME
565# endif
Heiko Carstens54dfe5dd2006-02-01 03:06:38 -0800566# ifdef CONFIG_COMPAT
567# define __ARCH_WANT_COMPAT_SYS_TIME
568# define __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND
569# endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700570#endif
571
572#ifdef __KERNEL_SYSCALLS__
573
574#include <linux/config.h>
575#include <linux/compiler.h>
576#include <linux/types.h>
577#include <asm/ptrace.h>
578#include <asm/stat.h>
579#include <linux/syscalls.h>
580
581/*
582 * we need this inline - forking from kernel space will result
583 * in NO COPY ON WRITE (!!!), until an execve is executed. This
584 * is no problem, but for the stack. This is handled by not letting
585 * main() use the stack at all after fork(). Thus, no function
586 * calls - which means inline code for fork too, as otherwise we
587 * would use the stack upon exit from 'fork()'.
588 *
589 * Actually only pause and fork are needed inline, so that there
590 * won't be any messing with the stack from main(), but we define
591 * some others too.
592 */
593#define __NR__exit __NR_exit
594static inline _syscall0(pid_t,setsid)
595static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
596static inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
597static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
598static inline _syscall1(int,dup,int,fd)
599static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
600static inline _syscall3(int,open,const char *,file,int,flag,int,mode)
601static inline _syscall1(int,close,int,fd)
602static inline _syscall2(long,stat,char *,filename,struct stat *,statbuf)
603
604static inline pid_t waitpid(int pid, int *wait_stat, int flags)
605{
606 return sys_wait4(pid, wait_stat, flags, NULL);
607}
608struct mmap_arg_struct;
609asmlinkage long sys_mmap2(struct mmap_arg_struct __user *arg);
610
611asmlinkage long sys_execve(struct pt_regs regs);
612asmlinkage long sys_clone(struct pt_regs regs);
613asmlinkage long sys_fork(struct pt_regs regs);
614asmlinkage long sys_vfork(struct pt_regs regs);
615asmlinkage long sys_pipe(unsigned long __user *fildes);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700616struct sigaction;
617asmlinkage long sys_rt_sigaction(int sig,
618 const struct sigaction __user *act,
619 struct sigaction __user *oact,
620 size_t sigsetsize);
621
622#endif
623
624/*
625 * "Conditional" syscalls
626 *
627 * What we want is __attribute__((weak,alias("sys_ni_syscall"))),
628 * but it doesn't work on all toolchains, so we just do it by hand
629 */
630#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall")
631
632#endif /* _ASM_S390_UNISTD_H_ */