include/asm-sh/unistd.h

   1 #ifndef __ASM_SH_UNISTD_H
   2 #define __ASM_SH_UNISTD_H
   3
   4 /*
   5  * Copyright (C) 1999  Niibe Yutaka
   6  */
   7
   8 /*
   9  * This file contains the system call numbers.
  10  */
  11
  12 #define __NR_setup                0     /* used only by init, to get system going */
  13 #define __NR_exit                 1
  14 #define __NR_fork                 2
  15 #define __NR_read                 3
  16 #define __NR_write                4
  17 #define __NR_open                 5
  18 #define __NR_close                6
  19 #define __NR_waitpid              7
  20 #define __NR_creat                8
  21 #define __NR_link                 9
  22 #define __NR_unlink              10
  23 #define __NR_execve              11
  24 #define __NR_chdir               12
  25 #define __NR_time                13
  26 #define __NR_mknod               14
  27 #define __NR_chmod               15
  28 #define __NR_lchown              16
  29 #define __NR_break               17
  30 #define __NR_oldstat             18
  31 #define __NR_lseek               19
  32 #define __NR_getpid              20
  33 #define __NR_mount               21
  34 #define __NR_oldumount           22
  35 #define __NR_setuid              23
  36 #define __NR_getuid              24
  37 #define __NR_stime               25
  38 #define __NR_ptrace              26
  39 #define __NR_alarm               27
  40 #define __NR_oldfstat            28
  41 #define __NR_pause               29
  42 #define __NR_utime               30
  43 #define __NR_stty                31
  44 #define __NR_gtty                32
  45 #define __NR_access              33
  46 #define __NR_nice                34
  47 #define __NR_ftime               35
  48 #define __NR_sync                36
  49 #define __NR_kill                37
  50 #define __NR_rename              38
  51 #define __NR_mkdir               39
  52 #define __NR_rmdir               40
  53 #define __NR_dup                 41
  54 #define __NR_pipe                42
  55 #define __NR_times               43
  56 #define __NR_prof                44
  57 #define __NR_brk                 45
  58 #define __NR_setgid              46
  59 #define __NR_getgid              47
  60 #define __NR_signal              48
  61 #define __NR_geteuid             49
  62 #define __NR_getegid             50
  63 #define __NR_acct                51
  64 #define __NR_umount              52
  65 #define __NR_lock                53
  66 #define __NR_ioctl               54
  67 #define __NR_fcntl               55
  68 #define __NR_mpx                 56
  69 #define __NR_setpgid             57
  70 #define __NR_ulimit              58
  71 #define __NR_oldolduname         59
  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_getrlimit           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_oldlstat            84
  97 #define __NR_readlink            85
  98 #define __NR_uselib              86
  99 #define __NR_swapon              87
 100 #define __NR_reboot              88
 101 #define __NR_readdir             89
 102 #define __NR_mmap                90
 103 #define __NR_munmap              91
 104 #define __NR_truncate            92
 105 #define __NR_ftruncate           93
 106 #define __NR_fchmod              94
 107 #define __NR_fchown              95
 108 #define __NR_getpriority         96
 109 #define __NR_setpriority         97
 110 #define __NR_profil              98
 111 #define __NR_statfs              99
 112 #define __NR_fstatfs            100
 113 #define __NR_ioperm             101
 114 #define __NR_socketcall         102
 115 #define __NR_syslog             103
 116 #define __NR_setitimer          104
 117 #define __NR_getitimer          105
 118 #define __NR_stat               106
 119 #define __NR_lstat              107
 120 #define __NR_fstat              108
 121 #define __NR_olduname           109
 122 #define __NR_iopl               110
 123 #define __NR_vhangup            111
 124 #define __NR_idle               112
 125 #define __NR_vm86old            113
 126 #define __NR_wait4              114
 127 #define __NR_swapoff            115
 128 #define __NR_sysinfo            116
 129 #define __NR_ipc                117
 130 #define __NR_fsync              118
 131 #define __NR_sigreturn          119
 132 #define __NR_clone              120
 133 #define __NR_setdomainname      121
 134 #define __NR_uname              122
 135 #define __NR_modify_ldt         123
 136 #define __NR_adjtimex           124
 137 #define __NR_mprotect           125
 138 #define __NR_sigprocmask        126
 139 #define __NR_create_module      127
 140 #define __NR_init_module        128
 141 #define __NR_delete_module      129
 142 #define __NR_get_kernel_syms    130
 143 #define __NR_quotactl           131
 144 #define __NR_getpgid            132
 145 #define __NR_fchdir             133
 146 #define __NR_bdflush            134
 147 #define __NR_sysfs              135
 148 #define __NR_personality        136
 149 #define __NR_afs_syscall        137 /* Syscall for Andrew File System */
 150 #define __NR_setfsuid           138
 151 #define __NR_setfsgid           139
 152 #define __NR__llseek            140
 153 #define __NR_getdents           141
 154 #define __NR__newselect         142
 155 #define __NR_flock              143
 156 #define __NR_msync              144
 157 #define __NR_readv              145
 158 #define __NR_writev             146
 159 #define __NR_getsid             147
 160 #define __NR_fdatasync          148
 161 #define __NR__sysctl            149
 162 #define __NR_mlock              150
 163 #define __NR_munlock            151
 164 #define __NR_mlockall           152
 165 #define __NR_munlockall         153
 166 #define __NR_sched_setparam             154
 167 #define __NR_sched_getparam             155
 168 #define __NR_sched_setscheduler         156
 169 #define __NR_sched_getscheduler         157
 170 #define __NR_sched_yield                158
 171 #define __NR_sched_get_priority_max     159
 172 #define __NR_sched_get_priority_min     160
 173 #define __NR_sched_rr_get_interval      161
 174 #define __NR_nanosleep          162
 175 #define __NR_mremap             163
 176 #define __NR_setresuid          164
 177 #define __NR_getresuid          165
 178 #define __NR_vm86               166
 179 #define __NR_query_module       167
 180 #define __NR_poll               168
 181 #define __NR_nfsservctl         169
 182 #define __NR_setresgid          170
 183 #define __NR_getresgid          171
 184 #define __NR_prctl              172
 185 #define __NR_rt_sigreturn       173
 186 #define __NR_rt_sigaction       174
 187 #define __NR_rt_sigprocmask     175
 188 #define __NR_rt_sigpending      176
 189 #define __NR_rt_sigtimedwait    177
 190 #define __NR_rt_sigqueueinfo    178
 191 #define __NR_rt_sigsuspend      179
 192 #define __NR_pread              180
 193 #define __NR_pwrite             181
 194 #define __NR_chown              182
 195 #define __NR_getcwd             183
 196 #define __NR_capget             184
 197 #define __NR_capset             185
 198 #define __NR_sigaltstack        186
 199 #define __NR_sendfile           187
 200 #define __NR_streams1           188     /* some people actually want it */
 201 #define __NR_streams2           189     /* some people actually want it */
 202 #define __NR_vfork              190
 203
 204 /* user-visible error numbers are in the range -1 - -125: see <asm-sh/errno.h> */
 205
 206 #define __syscall_return(type, res) \
 207 do { \
 208         if ((unsigned long)(res) >= (unsigned long)(-125)) { \
 209         /* Avoid using "res" which is declared to be in register r0; \
 210            errno might expand to a function call and clobber it.  */ \
 211                 int __err = -(res); \
 212                 errno = __err; \
 213                 res = -1; \
 214         } \
 215         return (type) (res); \
 216 } while (0)
 217
 218 /* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */
 219 #define _syscall0(type,name) \
 220 type name(void) \
 221 { \
 222 register long __sc0 __asm__ ("r0") = __NR_##name; \
 223 __asm__ __volatile__ ("trapa    #0" \
 224         : "=z" (__sc0) \
 225         : "0" (__sc0)); \
 226 __syscall_return(type,__sc0); \
 227 }
 228
 229 #define _syscall1(type,name,type1,arg1) \
 230 type name(type1 arg1) \
 231 { \
 232 register long __sc0 __asm__ ("r0") = __NR_##name; \
 233 register long __sc4 __asm__ ("r4") = (long) arg1; \
 234 __asm__ __volatile__ ("trapa    #0" \
 235         : "=z" (__sc0) \
 236         : "0" (__sc0), "r" (__sc4)); \
 237 __syscall_return(type,__sc0); \
 238 }
 239
 240 #define _syscall2(type,name,type1,arg1,type2,arg2) \
 241 type name(type1 arg1,type2 arg2) \
 242 { \
 243 register long __sc0 __asm__ ("r0") = __NR_##name; \
 244 register long __sc4 __asm__ ("r4") = (long) arg1; \
 245 register long __sc5 __asm__ ("r5") = (long) arg2; \
 246 __asm__ __volatile__ ("trapa    #0" \
 247         : "=z" (__sc0) \
 248         : "0" (__sc0), "r" (__sc4), "r" (__sc5)); \
 249 __syscall_return(type,__sc0); \
 250 }
 251
 252 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
 253 type name(type1 arg1,type2 arg2,type3 arg3) \
 254 { \
 255 register long __sc0 __asm__ ("r0") = __NR_##name; \
 256 register long __sc4 __asm__ ("r4") = (long) arg1; \
 257 register long __sc5 __asm__ ("r5") = (long) arg2; \
 258 register long __sc6 __asm__ ("r6") = (long) arg3; \
 259 __asm__ __volatile__ ("trapa    #0" \
 260         : "=z" (__sc0) \
 261         : "0" (__sc0), "r" (__sc4), "r" (__sc5), "r" (__sc6)); \
 262 __syscall_return(type,__sc0); \
 263 }
 264
 265 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
 266 type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
 267 { \
 268 register long __sc0 __asm__ ("r0") = __NR_##name; \
 269 register long __sc4 __asm__ ("r4") = (long) arg1; \
 270 register long __sc5 __asm__ ("r5") = (long) arg2; \
 271 register long __sc6 __asm__ ("r6") = (long) arg3; \
 272 register long __sc6 __asm__ ("r7") = (long) arg4; \
 273 __asm__ __volatile__ ("trapa    #0" \
 274         : "=z" (__sc0) \
 275         : "0" (__sc0), "r" (__sc4), "r" (__sc5), "r" (__sc6),  \
 276           "r" (__sc7)); \
 277 __syscall_return(type,__sc0); \
 278 }
 279
 280 #ifdef __KERNEL_SYSCALLS__
 281
 282 /*
 283  * we need this inline - forking from kernel space will result
 284  * in NO COPY ON WRITE (!!!), until an execve is executed. This
 285  * is no problem, but for the stack. This is handled by not letting
 286  * main() use the stack at all after fork(). Thus, no function
 287  * calls - which means inline code for fork too, as otherwise we
 288  * would use the stack upon exit from 'fork()'.
 289  *
 290  * Actually only pause and fork are needed inline, so that there
 291  * won't be any messing with the stack from main(), but we define
 292  * some others too.
 293  */
 294 #define __NR__exit __NR_exit
 295 static __inline__ _syscall0(int,pause)
 296 static __inline__ _syscall1(int,setup,int,magic)
 297 static __inline__ _syscall0(int,sync)
 298 static __inline__ _syscall0(pid_t,setsid)
 299 static __inline__ _syscall3(int,write,int,fd,const char *,buf,off_t,count)
 300 static __inline__ _syscall3(int,read,int,fd,char *,buf,off_t,count)
 301 static __inline__ _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
 302 static __inline__ _syscall1(int,dup,int,fd)
 303 static __inline__ _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
 304 static __inline__ _syscall3(int,open,const char *,file,int,flag,int,mode)
 305 static __inline__ _syscall1(int,close,int,fd)
 306 static __inline__ _syscall1(int,_exit,int,exitcode)
 307 static __inline__ _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
 308 static __inline__ _syscall1(int,delete_module,const char *,name)
 309
 310 static __inline__ pid_t wait(int * wait_stat)
 311 {
 312         return waitpid(-1,wait_stat,0);
 313 }
 314 #endif
 315
 316 #endif /* __ASM_SH_UNISTD_H */