tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1#ifndef _ASM_UNISTD_H_
2#define _ASM_UNISTD_H_
3
4/*
5 * This file contains the system call numbers.
6 */
7
8#define __NR_restart_syscall 0
9#define __NR_exit 1
10#define __NR_fork 2
11#define __NR_read 3
12#define __NR_write 4
13#define __NR_open 5
14#define __NR_close 6
15#define __NR_waitpid 7
16#define __NR_creat 8
17#define __NR_link 9
18#define __NR_unlink 10
19#define __NR_execve 11
20#define __NR_chdir 12
21#define __NR_time 13
22#define __NR_mknod 14
23#define __NR_chmod 15
24#define __NR_lchown 16
25#define __NR_break 17
26#define __NR_oldstat 18
27#define __NR_lseek 19
28#define __NR_getpid 20
29#define __NR_mount 21
30#define __NR_umount 22
31#define __NR_setuid 23
32#define __NR_getuid 24
33#define __NR_stime 25
34#define __NR_ptrace 26
35#define __NR_alarm 27
36#define __NR_oldfstat 28
37#define __NR_pause 29
38#define __NR_utime 30
39#define __NR_stty 31
40#define __NR_gtty 32
41#define __NR_access 33
42#define __NR_nice 34
43#define __NR_ftime 35
44#define __NR_sync 36
45#define __NR_kill 37
46#define __NR_rename 38
47#define __NR_mkdir 39
48#define __NR_rmdir 40
49#define __NR_dup 41
50#define __NR_pipe 42
51#define __NR_times 43
52#define __NR_prof 44
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_lock 53
62#define __NR_ioctl 54
63#define __NR_fcntl 55
64#define __NR_mpx 56
65#define __NR_setpgid 57
66#define __NR_ulimit 58
67// #define __NR_oldolduname /* 59 */ obsolete
68#define __NR_umask 60
69#define __NR_chroot 61
70#define __NR_ustat 62
71#define __NR_dup2 63
72#define __NR_getppid 64
73#define __NR_getpgrp 65
74#define __NR_setsid 66
75#define __NR_sigaction 67
76#define __NR_sgetmask 68
77#define __NR_ssetmask 69
78#define __NR_setreuid 70
79#define __NR_setregid 71
80#define __NR_sigsuspend 72
81#define __NR_sigpending 73
82#define __NR_sethostname 74
83#define __NR_setrlimit 75
84#define __NR_getrlimit 76 /* Back compatible 2Gig limited rlimit */
85#define __NR_getrusage 77
86#define __NR_gettimeofday 78
87#define __NR_settimeofday 79
88#define __NR_getgroups 80
89#define __NR_setgroups 81
90#define __NR_select 82
91#define __NR_symlink 83
92#define __NR_oldlstat 84
93#define __NR_readlink 85
94#define __NR_uselib 86
95#define __NR_swapon 87
96#define __NR_reboot 88
97#define __NR_readdir 89
98// #define __NR_mmap 90 /* obsolete - not implemented */
99#define __NR_munmap 91
100#define __NR_truncate 92
101#define __NR_ftruncate 93
102#define __NR_fchmod 94
103#define __NR_fchown 95
104#define __NR_getpriority 96
105#define __NR_setpriority 97
106// #define __NR_profil /* 98 */ obsolete
107#define __NR_statfs 99
108#define __NR_fstatfs 100
109// #define __NR_ioperm /* 101 */ not supported
110#define __NR_socketcall 102
111#define __NR_syslog 103
112#define __NR_setitimer 104
113#define __NR_getitimer 105
114#define __NR_stat 106
115#define __NR_lstat 107
116#define __NR_fstat 108
117// #define __NR_olduname /* 109 */ obsolete
118// #define __NR_iopl /* 110 */ not supported
119#define __NR_vhangup 111
120// #define __NR_idle /* 112 */ Obsolete
121// #define __NR_vm86old /* 113 */ not supported
122#define __NR_wait4 114
123#define __NR_swapoff 115
124#define __NR_sysinfo 116
125#define __NR_ipc 117
126#define __NR_fsync 118
127#define __NR_sigreturn 119
128#define __NR_clone 120
129#define __NR_setdomainname 121
130#define __NR_uname 122
131// #define __NR_modify_ldt /* 123 */ not supported
132#define __NR_cacheflush 123
133#define __NR_adjtimex 124
134#define __NR_mprotect 125
135#define __NR_sigprocmask 126
136#define __NR_create_module 127
137#define __NR_init_module 128
138#define __NR_delete_module 129
139#define __NR_get_kernel_syms 130
140#define __NR_quotactl 131
141#define __NR_getpgid 132
142#define __NR_fchdir 133
143#define __NR_bdflush 134
144#define __NR_sysfs 135
145#define __NR_personality 136
146#define __NR_afs_syscall 137 /* Syscall for Andrew File System */
147#define __NR_setfsuid 138
148#define __NR_setfsgid 139
149#define __NR__llseek 140
150#define __NR_getdents 141
151#define __NR__newselect 142
152#define __NR_flock 143
153#define __NR_msync 144
154#define __NR_readv 145
155#define __NR_writev 146
156#define __NR_getsid 147
157#define __NR_fdatasync 148
158#define __NR__sysctl 149
159#define __NR_mlock 150
160#define __NR_munlock 151
161#define __NR_mlockall 152
162#define __NR_munlockall 153
163#define __NR_sched_setparam 154
164#define __NR_sched_getparam 155
165#define __NR_sched_setscheduler 156
166#define __NR_sched_getscheduler 157
167#define __NR_sched_yield 158
168#define __NR_sched_get_priority_max 159
169#define __NR_sched_get_priority_min 160
170#define __NR_sched_rr_get_interval 161
171#define __NR_nanosleep 162
172#define __NR_mremap 163
173#define __NR_setresuid 164
174#define __NR_getresuid 165
175// #define __NR_vm86 /* 166 */ not supported
176#define __NR_query_module 167
177#define __NR_poll 168
178#define __NR_nfsservctl 169
179#define __NR_setresgid 170
180#define __NR_getresgid 171
181#define __NR_prctl 172
182#define __NR_rt_sigreturn 173
183#define __NR_rt_sigaction 174
184#define __NR_rt_sigprocmask 175
185#define __NR_rt_sigpending 176
186#define __NR_rt_sigtimedwait 177
187#define __NR_rt_sigqueueinfo 178
188#define __NR_rt_sigsuspend 179
189#define __NR_pread 180
190#define __NR_pwrite 181
191#define __NR_chown 182
192#define __NR_getcwd 183
193#define __NR_capget 184
194#define __NR_capset 185
195#define __NR_sigaltstack 186
196#define __NR_sendfile 187
197#define __NR_getpmsg 188 /* some people actually want streams */
198#define __NR_putpmsg 189 /* some people actually want streams */
199#define __NR_vfork 190
200#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */
201#define __NR_mmap2 192
202#define __NR_truncate64 193
203#define __NR_ftruncate64 194
204#define __NR_stat64 195
205#define __NR_lstat64 196
206#define __NR_fstat64 197
207#define __NR_lchown32 198
208#define __NR_getuid32 199
209#define __NR_getgid32 200
210#define __NR_geteuid32 201
211#define __NR_getegid32 202
212#define __NR_setreuid32 203
213#define __NR_setregid32 204
214#define __NR_getgroups32 205
215#define __NR_setgroups32 206
216#define __NR_fchown32 207
217#define __NR_setresuid32 208
218#define __NR_getresuid32 209
219#define __NR_setresgid32 210
220#define __NR_getresgid32 211
221#define __NR_chown32 212
222#define __NR_setuid32 213
223#define __NR_setgid32 214
224#define __NR_setfsuid32 215
225#define __NR_setfsgid32 216
226#define __NR_pivot_root 217
227#define __NR_mincore 218
228#define __NR_madvise 219
229
230#define __NR_getdents64 220
231#define __NR_fcntl64 221
232#define __NR_security 223 /* syscall for security modules */
233#define __NR_gettid 224
234#define __NR_readahead 225
235#define __NR_setxattr 226
236#define __NR_lsetxattr 227
237#define __NR_fsetxattr 228
238#define __NR_getxattr 229
239#define __NR_lgetxattr 230
240#define __NR_fgetxattr 231
241#define __NR_listxattr 232
242#define __NR_llistxattr 233
243#define __NR_flistxattr 234
244#define __NR_removexattr 235
245#define __NR_lremovexattr 236
246#define __NR_fremovexattr 237
247#define __NR_tkill 238
248#define __NR_sendfile64 239
249#define __NR_futex 240
250#define __NR_sched_setaffinity 241
251#define __NR_sched_getaffinity 242
252#define __NR_set_thread_area 243
253#define __NR_get_thread_area 244
254#define __NR_io_setup 245
255#define __NR_io_destroy 246
256#define __NR_io_getevents 247
257#define __NR_io_submit 248
258#define __NR_io_cancel 249
259#define __NR_fadvise64 250
260
261#define __NR_exit_group 252
262#define __NR_lookup_dcookie 253
263#define __NR_epoll_create 254
264#define __NR_epoll_ctl 255
265#define __NR_epoll_wait 256
266#define __NR_remap_file_pages 257
267#define __NR_set_tid_address 258
268#define __NR_timer_create 259
269#define __NR_timer_settime (__NR_timer_create+1)
270#define __NR_timer_gettime (__NR_timer_create+2)
271#define __NR_timer_getoverrun (__NR_timer_create+3)
272#define __NR_timer_delete (__NR_timer_create+4)
273#define __NR_clock_settime (__NR_timer_create+5)
274#define __NR_clock_gettime (__NR_timer_create+6)
275#define __NR_clock_getres (__NR_timer_create+7)
276#define __NR_clock_nanosleep (__NR_timer_create+8)
277#define __NR_statfs64 268
278#define __NR_fstatfs64 269
279#define __NR_tgkill 270
280#define __NR_utimes 271
281#define __NR_fadvise64_64 272
282#define __NR_vserver 273
283#define __NR_mbind 274
284#define __NR_get_mempolicy 275
285#define __NR_set_mempolicy 276
286#define __NR_mq_open 277
287#define __NR_mq_unlink (__NR_mq_open+1)
288#define __NR_mq_timedsend (__NR_mq_open+2)
289#define __NR_mq_timedreceive (__NR_mq_open+3)
290#define __NR_mq_notify (__NR_mq_open+4)
291#define __NR_mq_getsetattr (__NR_mq_open+5)
292#define __NR_sys_kexec_load 283
293#define __NR_waitid 284
294/* #define __NR_sys_setaltroot 285 */
295#define __NR_add_key 286
296#define __NR_request_key 287
297#define __NR_keyctl 288
298#define __NR_vperfctr_open 289
299#define __NR_vperfctr_control (__NR_perfctr_info+1)
300#define __NR_vperfctr_unlink (__NR_perfctr_info+2)
301#define __NR_vperfctr_iresume (__NR_perfctr_info+3)
302#define __NR_vperfctr_read (__NR_perfctr_info+4)
303
304#define NR_syscalls 294
305
306/*
307 * process the return value of a syscall, consigning it to one of two possible fates
308 * - user-visible error numbers are in the range -1 - -4095: see <asm-frv/errno.h>
309 */
310#undef __syscall_return
311#define __syscall_return(type, res) \
312do { \
313 unsigned long __sr2 = (res); \
314 if (__builtin_expect(__sr2 >= (unsigned long)(-4095), 0)) { \
315 errno = (-__sr2); \
316 __sr2 = ULONG_MAX; \
317 } \
318 return (type) __sr2; \
319} while (0)
320
321/* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */
322
323#undef _syscall0
324#define _syscall0(type,name) \
325type name(void) \
326{ \
327 register unsigned long __scnum __asm__ ("gr7") = (__NR_##name); \
328 register unsigned long __sc0 __asm__ ("gr8"); \
329 __asm__ __volatile__ ("tira gr0,#0" \
330 : "=r" (__sc0) \
331 : "r" (__scnum)); \
332 __syscall_return(type, __sc0); \
333}
334
335#undef _syscall1
336#define _syscall1(type,name,type1,arg1) \
337type name(type1 arg1) \
338{ \
339 register unsigned long __scnum __asm__ ("gr7") = (__NR_##name); \
340 register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1; \
341 __asm__ __volatile__ ("tira gr0,#0" \
342 : "+r" (__sc0) \
343 : "r" (__scnum)); \
344 __syscall_return(type, __sc0); \
345}
346
347#undef _syscall2
348#define _syscall2(type,name,type1,arg1,type2,arg2) \
349type name(type1 arg1,type2 arg2) \
350{ \
351 register unsigned long __scnum __asm__ ("gr7") = (__NR_##name); \
352 register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1; \
353 register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2; \
354 __asm__ __volatile__ ("tira gr0,#0" \
355 : "+r" (__sc0) \
356 : "r" (__scnum), "r" (__sc1)); \
357 __syscall_return(type, __sc0); \
358}
359
360#undef _syscall3
361#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
362type name(type1 arg1,type2 arg2,type3 arg3) \
363{ \
364 register unsigned long __scnum __asm__ ("gr7") = (__NR_##name); \
365 register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1; \
366 register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2; \
367 register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) arg3; \
368 __asm__ __volatile__ ("tira gr0,#0" \
369 : "+r" (__sc0) \
370 : "r" (__scnum), "r" (__sc1), "r" (__sc2)); \
371 __syscall_return(type, __sc0); \
372}
373
374#undef _syscall4
375#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
376type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
377{ \
378 register unsigned long __scnum __asm__ ("gr7") = (__NR_##name); \
379 register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1; \
380 register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2; \
381 register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) arg3; \
382 register unsigned long __sc3 __asm__ ("gr11") = (unsigned long) arg4; \
383 __asm__ __volatile__ ("tira gr0,#0" \
384 : "+r" (__sc0) \
385 : "r" (__scnum), "r" (__sc1), "r" (__sc2), "r" (__sc3)); \
386 __syscall_return(type, __sc0); \
387}
388
389#undef _syscall5
390#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
391type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
392{ \
393 register unsigned long __scnum __asm__ ("gr7") = (__NR_##name); \
394 register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1; \
395 register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2; \
396 register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) arg3; \
397 register unsigned long __sc3 __asm__ ("gr11") = (unsigned long) arg4; \
398 register unsigned long __sc4 __asm__ ("gr12") = (unsigned long) arg5; \
399 __asm__ __volatile__ ("tira gr0,#0" \
400 : "+r" (__sc0) \
401 : "r" (__scnum), "r" (__sc1), "r" (__sc2), \
402 "r" (__sc3), "r" (__sc4)); \
403 __syscall_return(type, __sc0); \
404}
405
406#undef _syscall6
407#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5, type6, arg6) \
408type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6) \
409{ \
410 register unsigned long __scnum __asm__ ("gr7") = (__NR_##name); \
411 register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) arg1; \
412 register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) arg2; \
413 register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) arg3; \
414 register unsigned long __sc3 __asm__ ("gr11") = (unsigned long) arg4; \
415 register unsigned long __sc4 __asm__ ("gr12") = (unsigned long) arg5; \
416 register unsigned long __sc5 __asm__ ("gr13") = (unsigned long) arg6; \
417 __asm__ __volatile__ ("tira gr0,#0" \
418 : "+r" (__sc0) \
419 : "r" (__scnum), "r" (__sc1), "r" (__sc2), \
420 "r" (__sc3), "r" (__sc4), "r" (__sc5)); \
421 __syscall_return(type, __sc0); \
422}
423
424
425#ifdef __KERNEL_SYSCALLS__
426
427#include <linux/compiler.h>
428#include <linux/types.h>
429#include <linux/linkage.h>
430#include <asm/ptrace.h>
431
432/*
433 * we need this inline - forking from kernel space will result
434 * in NO COPY ON WRITE (!!!), until an execve is executed. This
435 * is no problem, but for the stack. This is handled by not letting
436 * main() use the stack at all after fork(). Thus, no function
437 * calls - which means inline code for fork too, as otherwise we
438 * would use the stack upon exit from 'fork()'.
439 *
440 * Actually only pause and fork are needed inline, so that there
441 * won't be any messing with the stack from main(), but we define
442 * some others too.
443 */
444#define __NR__exit __NR_exit
445static inline _syscall0(int,pause)
446static inline _syscall0(int,sync)
447static inline _syscall0(pid_t,setsid)
448static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
449static inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
450static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
451static inline _syscall1(int,dup,int,fd)
452static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
453static inline _syscall3(int,open,const char *,file,int,flag,int,mode)
454static inline _syscall1(int,close,int,fd)
455static inline _syscall1(int,_exit,int,exitcode)
456static inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
457static inline _syscall1(int,delete_module,const char *,name)
458
459static inline pid_t wait(int * wait_stat)
460{
461 return waitpid(-1,wait_stat,0);
462}
463
464#endif
465
466#ifdef __KERNEL__
467#define __ARCH_WANT_IPC_PARSE_VERSION
468/* #define __ARCH_WANT_OLD_READDIR */
469#define __ARCH_WANT_OLD_STAT
470#define __ARCH_WANT_STAT64
471#define __ARCH_WANT_SYS_ALARM
472/* #define __ARCH_WANT_SYS_GETHOSTNAME */
473#define __ARCH_WANT_SYS_PAUSE
474/* #define __ARCH_WANT_SYS_SGETMASK */
475/* #define __ARCH_WANT_SYS_SIGNAL */
476#define __ARCH_WANT_SYS_TIME
477#define __ARCH_WANT_SYS_UTIME
478#define __ARCH_WANT_SYS_WAITPID
479#define __ARCH_WANT_SYS_SOCKETCALL
480#define __ARCH_WANT_SYS_FADVISE64
481#define __ARCH_WANT_SYS_GETPGRP
482#define __ARCH_WANT_SYS_LLSEEK
483#define __ARCH_WANT_SYS_NICE
484/* #define __ARCH_WANT_SYS_OLD_GETRLIMIT */
485#define __ARCH_WANT_SYS_OLDUMOUNT
486/* #define __ARCH_WANT_SYS_SIGPENDING */
487#define __ARCH_WANT_SYS_SIGPROCMASK
488#define __ARCH_WANT_SYS_RT_SIGACTION
489#endif
490
491/*
492 * "Conditional" syscalls
493 *
494 * What we want is __attribute__((weak,alias("sys_ni_syscall"))),
495 * but it doesn't work on all toolchains, so we just do it by hand
496 */
497#ifndef cond_syscall
498#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall")
499#endif
500
501#endif /* _ASM_UNISTD_H_ */