newlib/libgloss/cris/linunistd.h

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/* 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>
#undef errno
extern int errno;
/*
* 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,
struct timezone *, 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_ */