diff options
Diffstat (limited to 'include/asm-s390/unistd.h')
| -rw-r--r-- | include/asm-s390/unistd.h | 605 |
1 files changed, 605 insertions, 0 deletions
diff --git a/include/asm-s390/unistd.h b/include/asm-s390/unistd.h new file mode 100644 index 00000000000..f1a204f7c0f --- /dev/null +++ b/include/asm-s390/unistd.h @@ -0,0 +1,605 @@ +/* + * 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 +/* Number 277 is reserved for new sys_kexec_load */ +#define __NR_add_key 278 +#define __NR_request_key 279 +#define __NR_keyctl 280 +#define __NR_waitid 281 + +#define NR_syscalls 282 + +/* + * 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 + +#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 + +#endif + +/* user-visible error numbers are in the range -1 - -122: see <asm-s390/errno.h> */ + +#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 +# ifdef CONFIG_ARCH_S390_31 +# define __ARCH_WANT_STAT64 +# define __ARCH_WANT_SYS_TIME +# endif +# define __ARCH_WANT_COMPAT_SYS_TIME +#endif + +#ifdef __KERNEL_SYSCALLS__ + +#include <linux/config.h> +#include <linux/compiler.h> +#include <linux/types.h> +#include <asm/ptrace.h> +#include <asm/stat.h> +#include <linux/syscalls.h> + +/* + * 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); +asmlinkage long sys_ptrace(long request, long pid, long addr, long data); +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_ */ |