| /* Support for syscalls for cris*-axis-linux-gnu and simulators |
| Copyright (C) 1998-2005 Axis Communications. |
| All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions |
| are met: |
| |
| 1. Redistributions of source code must retain the above copyright |
| notice, this list of conditions and the following disclaimer. |
| |
| 2. Neither the name of Axis Communications nor the names of its |
| contributors may be used to endorse or promote products derived |
| from this software without specific prior written permission. |
| |
| THIS SOFTWARE IS PROVIDED BY AXIS COMMUNICATIONS AND ITS CONTRIBUTORS |
| ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL AXIS |
| COMMUNICATIONS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| POSSIBILITY OF SUCH DAMAGE. */ |
| |
| /* Derived from asm-etrax100/unistd.h with minor modifications to fit as |
| LOSS for newlib. */ |
| |
| #ifndef _ASM_ELINUX_UNISTD_H_ |
| #define _ASM_ELINUX_UNISTD_H_ |
| |
| /* Our callers might want to use link_warning, so provide it from here. */ |
| #include "../libnosys/config.h" |
| #include "libnosys/warning.h" |
| |
| #include <errno.h> |
| |
| /* |
| * This file contains the system call numbers, and stub macros for libc. |
| */ |
| |
| #define __NR_setup 0 /* used only by init, to get system going */ |
| #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_waitpid 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_chown 16 |
| #define __NR_break 17 |
| #define __NR_oldstat 18 |
| #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_oldfstat 28 |
| #define __NR_pause 29 |
| #define __NR_utime 30 |
| #define __NR_stty 31 |
| #define __NR_gtty 32 |
| #define __NR_access 33 |
| #define __NR_nice 34 |
| #define __NR_ftime 35 |
| #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_prof 44 |
| #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_phys 52 |
| #define __NR_lock 53 |
| #define __NR_ioctl 54 |
| #define __NR_fcntl 55 |
| #define __NR_mpx 56 |
| #define __NR_setpgid 57 |
| #define __NR_ulimit 58 |
| #define __NR_oldolduname 59 |
| #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_sgetmask 68 |
| #define __NR_ssetmask 69 |
| #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_select 82 |
| #define __NR_symlink 83 |
| #define __NR_oldlstat 84 |
| #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_profil 98 |
| #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_olduname 109 |
| #define __NR_iopl 110 |
| #define __NR_vhangup 111 |
| #define __NR_idle 112 |
| #define __NR_vm86 113 |
| #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_modify_ldt 123 |
| #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_mmap2 192 |
| |
| #define PASTE(x,y) x##y |
| #define XSTR(x) # x |
| #define STR(x) XSTR (x) |
| |
| #ifdef __elinux__ |
| # define CRIS_SYSCALL "jir .$System.call" |
| # define CALLNO_REG r1 |
| # define ARG5_REG r0 |
| # define MOVE_ARG5 "move.d" |
| # define COLON_ARG5_CLOBBER : "r0" |
| #else |
| # define CRIS_SYSCALL "break 13" |
| # define CALLNO_REG r9 |
| # define ARG5_REG srp |
| # define MOVE_ARG5 "move" |
| # define COLON_ARG5_CLOBBER |
| #endif |
| |
| /* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */ |
| #define _syscall0(type,name) \ |
| type PASTE(_Sys_,name) (void) \ |
| { \ |
| register long __a __asm__ ("r10"); \ |
| register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \ |
| __asm__ __volatile__ (CRIS_SYSCALL \ |
| : "=r" (__a) \ |
| : "r" (__n_)); \ |
| if (__a >= 0) \ |
| return (type) __a; \ |
| errno = -__a; \ |
| return -1; \ |
| } |
| |
| #define _syscall1(type,name,type1,arg1) \ |
| type PASTE(_Sys_,name) (type1 arg1) \ |
| { \ |
| register long __a __asm__ ("r10") = (long) arg1; \ |
| register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \ |
| __asm__ __volatile__ (CRIS_SYSCALL \ |
| : "=r" (__a) \ |
| : "r" (__n_), "0" (__a)); \ |
| if (__a >= 0) \ |
| return (type) __a; \ |
| errno = -__a; \ |
| return -1; \ |
| } |
| |
| #define _syscall2(type,name,type1,arg1,type2,arg2) \ |
| type PASTE(_Sys_,name) (type1 arg1,type2 arg2) \ |
| { \ |
| register long __a __asm__ ("r10") = (long) arg1; \ |
| register long __b __asm__ ("r11") = (long) arg2; \ |
| register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \ |
| __asm__ __volatile__ (CRIS_SYSCALL \ |
| : "=r" (__a) \ |
| : "r" (__n_), "0" (__a), "r" (__b)); \ |
| if (__a >= 0) \ |
| return (type) __a; \ |
| errno = -__a; \ |
| return -1; \ |
| } |
| |
| #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ |
| type PASTE(_Sys_,name) (type1 arg1,type2 arg2,type3 arg3) \ |
| { \ |
| register long __a __asm__ ("r10") = (long) arg1; \ |
| register long __b __asm__ ("r11") = (long) arg2; \ |
| register long __c __asm__ ("r12") = (long) arg3; \ |
| register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \ |
| __asm__ __volatile__ (CRIS_SYSCALL \ |
| : "=r" (__a) \ |
| : "r" (__n_), "0" (__a), "r" (__b), "r" (__c)); \ |
| if (__a >= 0) \ |
| return (type) __a; \ |
| errno = -__a; \ |
| return -1; \ |
| } |
| |
| #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ |
| type PASTE(_Sys_,name) (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ |
| { \ |
| register long __a __asm__ ("r10") = (long) arg1; \ |
| register long __b __asm__ ("r11") = (long) arg2; \ |
| register long __c __asm__ ("r12") = (long) arg3; \ |
| register long __d __asm__ ("r13") = (long) arg4; \ |
| register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \ |
| __asm__ __volatile__ (CRIS_SYSCALL \ |
| : "=r" (__a) \ |
| : "r" (__n_), "0" (__a), "r" (__b), \ |
| "r" (__c), "r" (__d)); \ |
| if (__a >= 0) \ |
| return (type) __a; \ |
| errno = -__a; \ |
| return -1; \ |
| } |
| |
| #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ |
| type5,arg5) \ |
| type PASTE(_Sys_,name) (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ |
| { \ |
| register long __a __asm__ ("r10") = (long) arg1; \ |
| register long __b __asm__ ("r11") = (long) arg2; \ |
| register long __c __asm__ ("r12") = (long) arg3; \ |
| register long __d __asm__ ("r13") = (long) arg4; \ |
| register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \ |
| __asm__ __volatile__ (MOVE_ARG5 " %6,$" STR (ARG5_REG) "\n\t" \ |
| CRIS_SYSCALL \ |
| : "=r" (__a) \ |
| : "r" (__n_), "0" (__a), "r" (__b), \ |
| "r" (__c), "r" (__d), "g" (arg5) \ |
| COLON_ARG5_CLOBBER); \ |
| if (__a >= 0) \ |
| return (type) __a; \ |
| errno = -__a; \ |
| return -1; \ |
| } |
| |
| #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ |
| type5,arg5,type6,arg6) \ |
| type PASTE(_Sys_,name) (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, type6 arg6) \ |
| { \ |
| register long __a __asm__ ("r10") = (long) arg1; \ |
| register long __b __asm__ ("r11") = (long) arg2; \ |
| register long __c __asm__ ("r12") = (long) arg3; \ |
| register long __d __asm__ ("r13") = (long) arg4; \ |
| register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \ |
| __asm__ __volatile__ (MOVE_ARG5 " %6,$" STR (ARG5_REG) "\n\t" \ |
| "move %7,$mof\n\t" \ |
| CRIS_SYSCALL \ |
| : "=r" (__a) \ |
| : "r" (__n_), "0" (__a), "r" (__b), \ |
| "r" (__c), "r" (__d), "g" (arg5), "g" (arg6) \ |
| COLON_ARG5_CLOBBER); \ |
| if (__a >= 0) \ |
| return (type) __a; \ |
| errno = -__a; \ |
| return -1; \ |
| } |
| |
| #define __NR__exit __NR_exit |
| static inline _syscall0(int,idle) |
| static inline _syscall0(int,fork) |
| static inline _syscall2(int,clone,unsigned long,flags,char *,esp) |
| static inline _syscall0(int,pause) |
| static inline _syscall0(int,setup) |
| static inline _syscall0(int,sync) |
| static inline _syscall3(int,write,int,fd,const char *,buf,unsigned,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,exit,int,exitcode) |
| static inline _syscall3(int,waitpid,int,pid,int *,wait_stat,int,options) |
| static inline _syscall3(int,read,int,fd,char *,buf,unsigned,count) |
| static inline _syscall2(int,socketcall,int,call,unsigned long *,args) |
| static inline _syscall3(int,ioctl,unsigned int,fd,unsigned int,cmd,unsigned long,arg) |
| static inline _syscall3(int,fcntl,unsigned int,fd,unsigned int,cmd,unsigned long,arg) |
| static inline _syscall5(int,mount,const char *,a,const char *,b,const char *,c,unsigned long,rwflag,const void *,data) |
| static inline _syscall2(int,rename,const char *,a,const char*,b) |
| |
| #ifndef __elinux__ |
| /* Make sure these are only used where they are supported. */ |
| static inline _syscall6(int,mmap2,unsigned long, addr, unsigned long, len, |
| unsigned long, prot, unsigned long, flags, |
| unsigned long, fd, unsigned long, pgoff) |
| static inline _syscall1(long,brk,long,addr) |
| #endif |
| |
| /* This structure is ripped from asm-etrax100/stat.h: beware of updates. */ |
| struct new_stat { |
| unsigned short st_dev; |
| unsigned short __pad1; |
| unsigned long st_ino; |
| unsigned short st_mode; |
| unsigned short st_nlink; |
| unsigned short st_uid; |
| unsigned short st_gid; |
| unsigned short st_rdev; |
| unsigned short __pad2; |
| unsigned long st_size; |
| unsigned long st_blksize; |
| unsigned long st_blocks; |
| unsigned long st_atime; |
| unsigned long __unused1; |
| unsigned long st_mtime; |
| unsigned long __unused2; |
| unsigned long st_ctime; |
| unsigned long __unused3; |
| unsigned long __unused4; |
| unsigned long __unused5; |
| }; |
| |
| static inline _syscall2(int,stat,const char *,path,struct new_stat *,statbuf) |
| static inline _syscall2(int,fstat,int,fd,struct new_stat *,statbuf) |
| static inline _syscall0(int,getpid) |
| static inline _syscall2(int,kill,int,pid,int,sig) |
| static inline _syscall3(int,lseek,int,fd,int,offset,int,whence) |
| struct tms; |
| static inline _syscall1(long,times,struct tms *,tbuf) |
| static inline _syscall1(long,mmap,long *, buf) |
| struct timeval; |
| struct timezone; |
| static inline _syscall2(int,gettimeofday,struct timeval *,tp, |
| void *, tzp) |
| static inline _syscall2(int,link,const char *,old,const char *,new) |
| static inline _syscall1(int,unlink,const char *, f) |
| struct rusage; |
| static inline _syscall4(int,wait4,int,pid,int *,sa,int,op,struct rusage *,ru) |
| #endif /* _ASM_ELINUX_UNISTD_H_ */ |