/* * include/asm-s390/unistd.h * * S390 version * * Derived from "include/asm-i386/unistd.h" */ #ifndef _ASM_S390_UNISTD_H_ #define _ASM_S390_UNISTD_H_ /* * This file contains the system call numbers. */ #define __NR_exit 1 #define __NR_fork 2 #define __NR_read 3 #define __NR_write 4 #define __NR_open 5 #define __NR_close 6 #define __NR_restart_syscall 7 #define __NR_creat 8 #define __NR_link 9 #define __NR_unlink 10 #define __NR_execve 11 #define __NR_chdir 12 #define __NR_time 13 #define __NR_mknod 14 #define __NR_chmod 15 #define __NR_lchown 16 #define __NR_lseek 19 #define __NR_getpid 20 #define __NR_mount 21 #define __NR_umount 22 #define __NR_setuid 23 #define __NR_getuid 24 #define __NR_stime 25 #define __NR_ptrace 26 #define __NR_alarm 27 #define __NR_pause 29 #define __NR_utime 30 #define __NR_access 33 #define __NR_nice 34 #define __NR_sync 36 #define __NR_kill 37 #define __NR_rename 38 #define __NR_mkdir 39 #define __NR_rmdir 40 #define __NR_dup 41 #define __NR_pipe 42 #define __NR_times 43 #define __NR_brk 45 #define __NR_setgid 46 #define __NR_getgid 47 #define __NR_signal 48 #define __NR_geteuid 49 #define __NR_getegid 50 #define __NR_acct 51 #define __NR_umount2 52 #define __NR_ioctl 54 #define __NR_fcntl 55 #define __NR_setpgid 57 #define __NR_umask 60 #define __NR_chroot 61 #define __NR_ustat 62 #define __NR_dup2 63 #define __NR_getppid 64 #define __NR_getpgrp 65 #define __NR_setsid 66 #define __NR_sigaction 67 #define __NR_setreuid 70 #define __NR_setregid 71 #define __NR_sigsuspend 72 #define __NR_sigpending 73 #define __NR_sethostname 74 #define __NR_setrlimit 75 #define __NR_getrlimit 76 #define __NR_getrusage 77 #define __NR_gettimeofday 78 #define __NR_settimeofday 79 #define __NR_getgroups 80 #define __NR_setgroups 81 #define __NR_symlink 83 #define __NR_readlink 85 #define __NR_uselib 86 #define __NR_swapon 87 #define __NR_reboot 88 #define __NR_readdir 89 #define __NR_mmap 90 #define __NR_munmap 91 #define __NR_truncate 92 #define __NR_ftruncate 93 #define __NR_fchmod 94 #define __NR_fchown 95 #define __NR_getpriority 96 #define __NR_setpriority 97 #define __NR_statfs 99 #define __NR_fstatfs 100 #define __NR_ioperm 101 #define __NR_socketcall 102 #define __NR_syslog 103 #define __NR_setitimer 104 #define __NR_getitimer 105 #define __NR_stat 106 #define __NR_lstat 107 #define __NR_fstat 108 #define __NR_lookup_dcookie 110 #define __NR_vhangup 111 #define __NR_idle 112 #define __NR_wait4 114 #define __NR_swapoff 115 #define __NR_sysinfo 116 #define __NR_ipc 117 #define __NR_fsync 118 #define __NR_sigreturn 119 #define __NR_clone 120 #define __NR_setdomainname 121 #define __NR_uname 122 #define __NR_adjtimex 124 #define __NR_mprotect 125 #define __NR_sigprocmask 126 #define __NR_create_module 127 #define __NR_init_module 128 #define __NR_delete_module 129 #define __NR_get_kernel_syms 130 #define __NR_quotactl 131 #define __NR_getpgid 132 #define __NR_fchdir 133 #define __NR_bdflush 134 #define __NR_sysfs 135 #define __NR_personality 136 #define __NR_afs_syscall 137 /* Syscall for Andrew File System */ #define __NR_setfsuid 138 #define __NR_setfsgid 139 #define __NR__llseek 140 #define __NR_getdents 141 #define __NR__newselect 142 #define __NR_flock 143 #define __NR_msync 144 #define __NR_readv 145 #define __NR_writev 146 #define __NR_getsid 147 #define __NR_fdatasync 148 #define __NR__sysctl 149 #define __NR_mlock 150 #define __NR_munlock 151 #define __NR_mlockall 152 #define __NR_munlockall 153 #define __NR_sched_setparam 154 #define __NR_sched_getparam 155 #define __NR_sched_setscheduler 156 #define __NR_sched_getscheduler 157 #define __NR_sched_yield 158 #define __NR_sched_get_priority_max 159 #define __NR_sched_get_priority_min 160 #define __NR_sched_rr_get_interval 161 #define __NR_nanosleep 162 #define __NR_mremap 163 #define __NR_setresuid 164 #define __NR_getresuid 165 #define __NR_query_module 167 #define __NR_poll 168 #define __NR_nfsservctl 169 #define __NR_setresgid 170 #define __NR_getresgid 171 #define __NR_prctl 172 #define __NR_rt_sigreturn 173 #define __NR_rt_sigaction 174 #define __NR_rt_sigprocmask 175 #define __NR_rt_sigpending 176 #define __NR_rt_sigtimedwait 177 #define __NR_rt_sigqueueinfo 178 #define __NR_rt_sigsuspend 179 #define __NR_pread64 180 #define __NR_pwrite64 181 #define __NR_chown 182 #define __NR_getcwd 183 #define __NR_capget 184 #define __NR_capset 185 #define __NR_sigaltstack 186 #define __NR_sendfile 187 #define __NR_getpmsg 188 #define __NR_putpmsg 189 #define __NR_vfork 190 #define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ #define __NR_mmap2 192 #define __NR_truncate64 193 #define __NR_ftruncate64 194 #define __NR_stat64 195 #define __NR_lstat64 196 #define __NR_fstat64 197 #define __NR_lchown32 198 #define __NR_getuid32 199 #define __NR_getgid32 200 #define __NR_geteuid32 201 #define __NR_getegid32 202 #define __NR_setreuid32 203 #define __NR_setregid32 204 #define __NR_getgroups32 205 #define __NR_setgroups32 206 #define __NR_fchown32 207 #define __NR_setresuid32 208 #define __NR_getresuid32 209 #define __NR_setresgid32 210 #define __NR_getresgid32 211 #define __NR_chown32 212 #define __NR_setuid32 213 #define __NR_setgid32 214 #define __NR_setfsuid32 215 #define __NR_setfsgid32 216 #define __NR_pivot_root 217 #define __NR_mincore 218 #define __NR_madvise 219 #define __NR_getdents64 220 #define __NR_fcntl64 221 #define __NR_readahead 222 #define __NR_sendfile64 223 #define __NR_setxattr 224 #define __NR_lsetxattr 225 #define __NR_fsetxattr 226 #define __NR_getxattr 227 #define __NR_lgetxattr 228 #define __NR_fgetxattr 229 #define __NR_listxattr 230 #define __NR_llistxattr 231 #define __NR_flistxattr 232 #define __NR_removexattr 233 #define __NR_lremovexattr 234 #define __NR_fremovexattr 235 #define __NR_gettid 236 #define __NR_tkill 237 #define __NR_futex 238 #define __NR_sched_setaffinity 239 #define __NR_sched_getaffinity 240 #define __NR_tgkill 241 /* Number 242 is reserved for tux */ #define __NR_io_setup 243 #define __NR_io_destroy 244 #define __NR_io_getevents 245 #define __NR_io_submit 246 #define __NR_io_cancel 247 #define __NR_exit_group 248 #define __NR_epoll_create 249 #define __NR_epoll_ctl 250 #define __NR_epoll_wait 251 #define __NR_set_tid_address 252 #define __NR_fadvise64 253 #define __NR_timer_create 254 #define __NR_timer_settime (__NR_timer_create+1) #define __NR_timer_gettime (__NR_timer_create+2) #define __NR_timer_getoverrun (__NR_timer_create+3) #define __NR_timer_delete (__NR_timer_create+4) #define __NR_clock_settime (__NR_timer_create+5) #define __NR_clock_gettime (__NR_timer_create+6) #define __NR_clock_getres (__NR_timer_create+7) #define __NR_clock_nanosleep (__NR_timer_create+8) /* Number 263 is reserved for vserver */ #define __NR_fadvise64_64 264 #define __NR_statfs64 265 #define __NR_fstatfs64 266 #define __NR_remap_file_pages 267 /* Number 268 is reserved for new sys_mbind */ /* Number 269 is reserved for new sys_get_mempolicy */ /* Number 270 is reserved for new sys_set_mempolicy */ #define __NR_mq_open 271 #define __NR_mq_unlink 272 #define __NR_mq_timedsend 273 #define __NR_mq_timedreceive 274 #define __NR_mq_notify 275 #define __NR_mq_getsetattr 276 #define __NR_kexec_load 277 #define __NR_add_key 278 #define __NR_request_key 279 #define __NR_keyctl 280 #define __NR_waitid 281 #define __NR_ioprio_set 282 #define __NR_ioprio_get 283 #define __NR_inotify_init 284 #define __NR_inotify_add_watch 285 #define __NR_inotify_rm_watch 286 /* Number 287 is reserved for new sys_migrate_pages */ #define __NR_openat 288 #define __NR_mkdirat 289 #define __NR_mknodat 290 #define __NR_fchownat 291 #define __NR_futimesat 292 #define __NR_fstatat64 293 #define __NR_unlinkat 294 #define __NR_renameat 295 #define __NR_linkat 296 #define __NR_symlinkat 297 #define __NR_readlinkat 298 #define __NR_fchmodat 299 #define __NR_faccessat 300 #define __NR_pselect6 301 #define __NR_ppoll 302 #define __NR_unshare 303 #define NR_syscalls 304 /* * There are some system calls that are not present on 64 bit, some * have a different name although they do the same (e.g. __NR_chown32 * is __NR_chown on 64 bit). */ #ifdef __s390x__ #undef __NR_time #undef __NR_lchown #undef __NR_setuid #undef __NR_getuid #undef __NR_stime #undef __NR_setgid #undef __NR_getgid #undef __NR_geteuid #undef __NR_getegid #undef __NR_setreuid #undef __NR_setregid #undef __NR_getrlimit #undef __NR_getgroups #undef __NR_setgroups #undef __NR_fchown #undef __NR_ioperm #undef __NR_setfsuid #undef __NR_setfsgid #undef __NR__llseek #undef __NR__newselect #undef __NR_setresuid #undef __NR_getresuid #undef __NR_setresgid #undef __NR_getresgid #undef __NR_chown #undef __NR_ugetrlimit #undef __NR_mmap2 #undef __NR_truncate64 #undef __NR_ftruncate64 #undef __NR_stat64 #undef __NR_lstat64 #undef __NR_fstat64 #undef __NR_lchown32 #undef __NR_getuid32 #undef __NR_getgid32 #undef __NR_geteuid32 #undef __NR_getegid32 #undef __NR_setreuid32 #undef __NR_setregid32 #undef __NR_getgroups32 #undef __NR_setgroups32 #undef __NR_fchown32 #undef __NR_setresuid32 #undef __NR_getresuid32 #undef __NR_setresgid32 #undef __NR_getresgid32 #undef __NR_chown32 #undef __NR_setuid32 #undef __NR_setgid32 #undef __NR_setfsuid32 #undef __NR_setfsgid32 #undef __NR_fcntl64 #undef __NR_sendfile64 #undef __NR_fadvise64_64 #undef __NR_fstatat64 #define __NR_select 142 #define __NR_getrlimit 191 /* SuS compliant getrlimit */ #define __NR_lchown 198 #define __NR_getuid 199 #define __NR_getgid 200 #define __NR_geteuid 201 #define __NR_getegid 202 #define __NR_setreuid 203 #define __NR_setregid 204 #define __NR_getgroups 205 #define __NR_setgroups 206 #define __NR_fchown 207 #define __NR_setresuid 208 #define __NR_getresuid 209 #define __NR_setresgid 210 #define __NR_getresgid 211 #define __NR_chown 212 #define __NR_setuid 213 #define __NR_setgid 214 #define __NR_setfsuid 215 #define __NR_setfsgid 216 #define __NR_newfstatat 293 #endif /* user-visible error numbers are in the range -1 - -122: see */ #define __syscall_return(type, res) \ do { \ if ((unsigned long)(res) >= (unsigned long)(-125)) { \ errno = -(res); \ res = -1; \ } \ return (type) (res); \ } while (0) #define _svc_clobber "1", "cc", "memory" #define _syscall0(type,name) \ type name(void) { \ register long __svcres asm("2"); \ long __res; \ __asm__ __volatile__ ( \ " .if %1 < 256\n" \ " svc %b1\n" \ " .else\n" \ " la %%r1,%1\n" \ " svc 0\n" \ " .endif" \ : "=d" (__svcres) \ : "i" (__NR_##name) \ : _svc_clobber ); \ __res = __svcres; \ __syscall_return(type,__res); \ } #define _syscall1(type,name,type1,arg1) \ type name(type1 arg1) { \ register type1 __arg1 asm("2") = arg1; \ register long __svcres asm("2"); \ long __res; \ __asm__ __volatile__ ( \ " .if %1 < 256\n" \ " svc %b1\n" \ " .else\n" \ " la %%r1,%1\n" \ " svc 0\n" \ " .endif" \ : "=d" (__svcres) \ : "i" (__NR_##name), \ "0" (__arg1) \ : _svc_clobber ); \ __res = __svcres; \ __syscall_return(type,__res); \ } #define _syscall2(type,name,type1,arg1,type2,arg2) \ type name(type1 arg1, type2 arg2) { \ register type1 __arg1 asm("2") = arg1; \ register type2 __arg2 asm("3") = arg2; \ register long __svcres asm("2"); \ long __res; \ __asm__ __volatile__ ( \ " .if %1 < 256\n" \ " svc %b1\n" \ " .else\n" \ " la %%r1,%1\n" \ " svc 0\n" \ " .endif" \ : "=d" (__svcres) \ : "i" (__NR_##name), \ "0" (__arg1), \ "d" (__arg2) \ : _svc_clobber ); \ __res = __svcres; \ __syscall_return(type,__res); \ } #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)\ type name(type1 arg1, type2 arg2, type3 arg3) { \ register type1 __arg1 asm("2") = arg1; \ register type2 __arg2 asm("3") = arg2; \ register type3 __arg3 asm("4") = arg3; \ register long __svcres asm("2"); \ long __res; \ __asm__ __volatile__ ( \ " .if %1 < 256\n" \ " svc %b1\n" \ " .else\n" \ " la %%r1,%1\n" \ " svc 0\n" \ " .endif" \ : "=d" (__svcres) \ : "i" (__NR_##name), \ "0" (__arg1), \ "d" (__arg2), \ "d" (__arg3) \ : _svc_clobber ); \ __res = __svcres; \ __syscall_return(type,__res); \ } #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,\ type4,name4) \ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) { \ register type1 __arg1 asm("2") = arg1; \ register type2 __arg2 asm("3") = arg2; \ register type3 __arg3 asm("4") = arg3; \ register type4 __arg4 asm("5") = arg4; \ register long __svcres asm("2"); \ long __res; \ __asm__ __volatile__ ( \ " .if %1 < 256\n" \ " svc %b1\n" \ " .else\n" \ " la %%r1,%1\n" \ " svc 0\n" \ " .endif" \ : "=d" (__svcres) \ : "i" (__NR_##name), \ "0" (__arg1), \ "d" (__arg2), \ "d" (__arg3), \ "d" (__arg4) \ : _svc_clobber ); \ __res = __svcres; \ __syscall_return(type,__res); \ } #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,\ type4,name4,type5,name5) \ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, \ type5 arg5) { \ register type1 __arg1 asm("2") = arg1; \ register type2 __arg2 asm("3") = arg2; \ register type3 __arg3 asm("4") = arg3; \ register type4 __arg4 asm("5") = arg4; \ register type5 __arg5 asm("6") = arg5; \ register long __svcres asm("2"); \ long __res; \ __asm__ __volatile__ ( \ " .if %1 < 256\n" \ " svc %b1\n" \ " .else\n" \ " la %%r1,%1\n" \ " svc 0\n" \ " .endif" \ : "=d" (__svcres) \ : "i" (__NR_##name), \ "0" (__arg1), \ "d" (__arg2), \ "d" (__arg3), \ "d" (__arg4), \ "d" (__arg5) \ : _svc_clobber ); \ __res = __svcres; \ __syscall_return(type,__res); \ } #ifdef __KERNEL__ #define __ARCH_WANT_IPC_PARSE_VERSION #define __ARCH_WANT_OLD_READDIR #define __ARCH_WANT_SYS_ALARM #define __ARCH_WANT_SYS_GETHOSTNAME #define __ARCH_WANT_SYS_PAUSE #define __ARCH_WANT_SYS_SIGNAL #define __ARCH_WANT_SYS_UTIME #define __ARCH_WANT_SYS_SOCKETCALL #define __ARCH_WANT_SYS_FADVISE64 #define __ARCH_WANT_SYS_GETPGRP #define __ARCH_WANT_SYS_LLSEEK #define __ARCH_WANT_SYS_NICE #define __ARCH_WANT_SYS_OLD_GETRLIMIT #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK #define __ARCH_WANT_SYS_RT_SIGACTION #define __ARCH_WANT_SYS_RT_SIGSUSPEND # ifndef CONFIG_64BIT # define __ARCH_WANT_STAT64 # define __ARCH_WANT_SYS_TIME # endif # ifdef CONFIG_COMPAT # define __ARCH_WANT_COMPAT_SYS_TIME # define __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND # endif #endif #ifdef __KERNEL_SYSCALLS__ #include #include #include #include #include #include /* * we need this inline - forking from kernel space will result * in NO COPY ON WRITE (!!!), until an execve is executed. This * is no problem, but for the stack. This is handled by not letting * main() use the stack at all after fork(). Thus, no function * calls - which means inline code for fork too, as otherwise we * would use the stack upon exit from 'fork()'. * * Actually only pause and fork are needed inline, so that there * won't be any messing with the stack from main(), but we define * some others too. */ #define __NR__exit __NR_exit static inline _syscall0(pid_t,setsid) static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count) static inline _syscall3(int,read,int,fd,char *,buf,off_t,count) static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count) static inline _syscall1(int,dup,int,fd) static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp) static inline _syscall3(int,open,const char *,file,int,flag,int,mode) static inline _syscall1(int,close,int,fd) static inline _syscall2(long,stat,char *,filename,struct stat *,statbuf) static inline pid_t waitpid(int pid, int *wait_stat, int flags) { return sys_wait4(pid, wait_stat, flags, NULL); } struct mmap_arg_struct; asmlinkage long sys_mmap2(struct mmap_arg_struct __user *arg); asmlinkage long sys_execve(struct pt_regs regs); asmlinkage long sys_clone(struct pt_regs regs); asmlinkage long sys_fork(struct pt_regs regs); asmlinkage long sys_vfork(struct pt_regs regs); asmlinkage long sys_pipe(unsigned long __user *fildes); struct sigaction; asmlinkage long sys_rt_sigaction(int sig, const struct sigaction __user *act, struct sigaction __user *oact, size_t sigsetsize); #endif /* * "Conditional" syscalls * * What we want is __attribute__((weak,alias("sys_ni_syscall"))), * but it doesn't work on all toolchains, so we just do it by hand */ #define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") #endif /* _ASM_S390_UNISTD_H_ */