/* * 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_creat 8 #define __NR_link 9 #define __NR_unlink 10 #define __NR_execve 11 #define __NR_chdir 12 #define __NR_mknod 14 #define __NR_chmod 15 #define __NR_lseek 19 #define __NR_getpid 20 #define __NR_mount 21 #define __NR_umount 22 #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_signal 48 #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_sigsuspend 72 #define __NR_sigpending 73 #define __NR_sethostname 74 #define __NR_setrlimit 75 #define __NR_getrusage 77 #define __NR_gettimeofday 78 #define __NR_settimeofday 79 #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_getpriority 96 #define __NR_setpriority 97 #define __NR_statfs 99 #define __NR_fstatfs 100 #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_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_getdents 141 #define __NR_select 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_query_module 167 #define __NR_poll 168 #define __NR_nfsservctl 169 #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_pread 180 #define __NR_pwrite 181 #define __NR_getcwd 183 #define __NR_capget 184 #define __NR_capset 185 #define __NR_sigaltstack 186 #define __NR_sendfile 187 #define __NR_vfork 190 #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_pivot_root 217 #define __NR_mincore 218 #define __NR_madvise 219 #define __NR_getdents64 220 #define __NR_fcntl64 221 /* 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 "2", "cc", "memory" #define _syscall0(type,name) \ type name(void) { \ long __res; \ __asm__ __volatile__ ( \ " svc %b1\n" \ " lr %0,2" \ : "=d" (__res) \ : "i" (__NR_##name) \ : _svc_clobber ); \ __syscall_return(type,__res); \ } #define _syscall1(type,name,type1,arg1) \ type name(type1 arg1) { \ register type1 __arg1 asm("2") = arg1; \ long __res; \ __asm__ __volatile__ ( \ " svc %b1\n" \ " lr %0,2" \ : "=d" (__res) \ : "i" (__NR_##name), \ "d" (__arg1) \ : _svc_clobber ); \ __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; \ long __res; \ __asm__ __volatile__ ( \ " svc %b1\n" \ " lr %0,2" \ : "=d" (__res) \ : "i" (__NR_##name), \ "d" (__arg1), \ "d" (__arg2) \ : _svc_clobber ); \ __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; \ long __res; \ __asm__ __volatile__ ( \ " svc %b1\n" \ " lr %0,2" \ : "=d" (__res) \ : "i" (__NR_##name), \ "d" (__arg1), \ "d" (__arg2), \ "d" (__arg3) \ : _svc_clobber ); \ __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; \ long __res; \ __asm__ __volatile__ ( \ " svc %b1\n" \ " lr %0,2" \ : "=d" (__res) \ : "i" (__NR_##name), \ "d" (__arg1), \ "d" (__arg2), \ "d" (__arg3), \ "d" (__arg4) \ : _svc_clobber ); \ __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; \ long __res; \ __asm__ __volatile__ ( \ " svc %b1\n" \ " lr %0,2" \ : "=d" (__res) \ : "i" (__NR_##name), \ "d" (__arg1), \ "d" (__arg2), \ "d" (__arg3), \ "d" (__arg4), \ "d" (__arg5) \ : _svc_clobber ); \ __syscall_return(type,__res); \ } #ifdef __KERNEL_SYSCALLS__ /* * 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(int,idle) static inline _syscall0(int,pause) static inline _syscall0(int,sync) 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 _syscall1(int,_exit,int,exitcode) static inline _syscall1(int,delete_module,const char *,name) static inline _syscall2(long,stat,char *,filename,struct stat *,statbuf) extern int sys_wait4(int, int *, int, struct rusage *); static inline pid_t waitpid(int pid, int * wait_stat, int flags) { return sys_wait4(pid, wait_stat, flags, NULL); } static inline pid_t wait(int * wait_stat) { return waitpid(-1,wait_stat,0); } #endif #endif /* _ASM_S390_UNISTD_H_ */