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linux/include/asm-v850/unistd.h
Andrew Morton a136564702 [PATCH] remove gcc-2 checks 
Remove various things which were checking for gcc-1.x and gcc-2.x compilers.

From: Adrian Bunk <bunk@stusta.de>

    Some documentation updates and removes some code paths for gcc < 3.2.

Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-01-08 20:14:02 -08:00

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/*
* include/asm-v850/unistd.h -- System call numbers and invocation mechanism
*
* Copyright (C) 2001,02,03,04 NEC Electronics Corporation
* Copyright (C) 2001,02,03,04 Miles Bader <miles@gnu.org>
*
* This file is subject to the terms and conditions of the GNU General
* Public License. See the file COPYING in the main directory of this
* archive for more details.
*
* Written by Miles Bader <miles@gnu.org>
*/
#ifndef __V850_UNISTD_H__
#define __V850_UNISTD_H__
#include <asm/clinkage.h>
#define __NR_restart_syscall 0
#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_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_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_umount2 52
#define __NR_lock 53
#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_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_ugetrlimit 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_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_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_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_cacheflush 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_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_pread 180
#define __NR_pwrite 181
#define __NR_lchown 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 /* some people actually want streams */
#define __NR_putpmsg 189 /* some people actually want streams */
#define __NR_vfork 190
#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_fcntl64 198
#define __NR_getdents64 199
#define __NR_pivot_root 200
#define __NR_gettid 201
#define __NR_tkill 202
/* Syscall protocol:
Syscall number in r12, args in r6-r9, r13-r14
Return value in r10
Trap 0 for `short' syscalls, where all the args can fit in function
call argument registers, and trap 1 when there are additional args in
r13-r14. */
#define SYSCALL_NUM "r12"
#define SYSCALL_ARG0 "r6"
#define SYSCALL_ARG1 "r7"
#define SYSCALL_ARG2 "r8"
#define SYSCALL_ARG3 "r9"
#define SYSCALL_ARG4 "r13"
#define SYSCALL_ARG5 "r14"
#define SYSCALL_RET "r10"
#define SYSCALL_SHORT_TRAP "0"
#define SYSCALL_LONG_TRAP "1"
/* Registers clobbered by any syscall. This _doesn't_ include the syscall
number (r12) or the `extended arg' registers (r13, r14), even though
they are actually clobbered too (this is because gcc's `asm' statement
doesn't allow a clobber to be used as an input or output). */
#define SYSCALL_CLOBBERS "r1", "r5", "r11", "r15", "r16", \
"r17", "r18", "r19"
/* Registers clobbered by a `short' syscall. This includes all clobbers
except the syscall number (r12). */
#define SYSCALL_SHORT_CLOBBERS SYSCALL_CLOBBERS, "r13", "r14"
/* User programs sometimes end up including this header file
(indirectly, via uClibc header files), so I'm a bit nervous just
including <linux/compiler.h>. */
#define __syscall_return(type, res) \
do { \
/* user-visible error numbers are in the range -1 - -124: \
see <asm-v850/errno.h> */ \
if (__builtin_expect ((unsigned long)(res) >= (unsigned long)(-125), 0)) { \
errno = -(res); \
res = -1; \
} \
return (type) (res); \
} while (0)
#define _syscall0(type, name) \
type name (void) \
{ \
register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
register unsigned long __ret __asm__ (SYSCALL_RET); \
__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
: "=r" (__ret), "=r" (__syscall) \
: "1" (__syscall) \
: SYSCALL_SHORT_CLOBBERS); \
__syscall_return (type, __ret); \
}
#define _syscall1(type, name, atype, a) \
type name (atype a) \
{ \
register atype __a __asm__ (SYSCALL_ARG0) = a; \
register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
register unsigned long __ret __asm__ (SYSCALL_RET); \
__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
: "=r" (__ret), "=r" (__syscall) \
: "1" (__syscall), "r" (__a) \
: SYSCALL_SHORT_CLOBBERS); \
__syscall_return (type, __ret); \
}
#define _syscall2(type, name, atype, a, btype, b) \
type name (atype a, btype b) \
{ \
register atype __a __asm__ (SYSCALL_ARG0) = a; \
register btype __b __asm__ (SYSCALL_ARG1) = b; \
register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
register unsigned long __ret __asm__ (SYSCALL_RET); \
__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
: "=r" (__ret), "=r" (__syscall) \
: "1" (__syscall), "r" (__a), "r" (__b) \
: SYSCALL_SHORT_CLOBBERS); \
__syscall_return (type, __ret); \
}
#define _syscall3(type, name, atype, a, btype, b, ctype, c) \
type name (atype a, btype b, ctype c) \
{ \
register atype __a __asm__ (SYSCALL_ARG0) = a; \
register btype __b __asm__ (SYSCALL_ARG1) = b; \
register ctype __c __asm__ (SYSCALL_ARG2) = c; \
register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
register unsigned long __ret __asm__ (SYSCALL_RET); \
__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
: "=r" (__ret), "=r" (__syscall) \
: "1" (__syscall), "r" (__a), "r" (__b), "r" (__c) \
: SYSCALL_SHORT_CLOBBERS); \
__syscall_return (type, __ret); \
}
#define _syscall4(type, name, atype, a, btype, b, ctype, c, dtype, d) \
type name (atype a, btype b, ctype c, dtype d) \
{ \
register atype __a __asm__ (SYSCALL_ARG0) = a; \
register btype __b __asm__ (SYSCALL_ARG1) = b; \
register ctype __c __asm__ (SYSCALL_ARG2) = c; \
register dtype __d __asm__ (SYSCALL_ARG3) = d; \
register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
register unsigned long __ret __asm__ (SYSCALL_RET); \
__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
: "=r" (__ret), "=r" (__syscall) \
: "1" (__syscall), \
"r" (__a), "r" (__b), "r" (__c), "r" (__d) \
: SYSCALL_SHORT_CLOBBERS); \
__syscall_return (type, __ret); \
}
#define _syscall5(type, name, atype, a, btype, b, ctype, c, dtype, d, etype,e)\
type name (atype a, btype b, ctype c, dtype d, etype e) \
{ \
register atype __a __asm__ (SYSCALL_ARG0) = a; \
register btype __b __asm__ (SYSCALL_ARG1) = b; \
register ctype __c __asm__ (SYSCALL_ARG2) = c; \
register dtype __d __asm__ (SYSCALL_ARG3) = d; \
register etype __e __asm__ (SYSCALL_ARG4) = e; \
register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
register unsigned long __ret __asm__ (SYSCALL_RET); \
__asm__ __volatile__ ("trap " SYSCALL_LONG_TRAP \
: "=r" (__ret), "=r" (__syscall), "=r" (__e) \
: "1" (__syscall), \
"r" (__a), "r" (__b), "r" (__c), "r" (__d), "2" (__e) \
: SYSCALL_CLOBBERS); \
__syscall_return (type, __ret); \
}
#define __SYSCALL6_TRAP(syscall, ret, a, b, c, d, e, f) \
__asm__ __volatile__ ("trap " SYSCALL_LONG_TRAP \
: "=r" (ret), "=r" (syscall), \
"=r" (e), "=r" (f) \
: "1" (syscall), \
"r" (a), "r" (b), "r" (c), "r" (d), \
"2" (e), "3" (f) \
: SYSCALL_CLOBBERS);
#define _syscall6(type, name, atype, a, btype, b, ctype, c, dtype, d, etype, e, ftype, f) \
type name (atype a, btype b, ctype c, dtype d, etype e, ftype f) \
{ \
register atype __a __asm__ (SYSCALL_ARG0) = a; \
register btype __b __asm__ (SYSCALL_ARG1) = b; \
register ctype __c __asm__ (SYSCALL_ARG2) = c; \
register dtype __d __asm__ (SYSCALL_ARG3) = d; \
register etype __e __asm__ (SYSCALL_ARG4) = e; \
register etype __f __asm__ (SYSCALL_ARG5) = f; \
register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
register unsigned long __ret __asm__ (SYSCALL_RET); \
__SYSCALL6_TRAP(__syscall, __ret, __a, __b, __c, __d, __e, __f); \
__syscall_return (type, __ret); \
}
#ifdef __KERNEL__
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_ALARM
#define __ARCH_WANT_SYS_GETHOSTNAME
#define __ARCH_WANT_SYS_PAUSE
#define __ARCH_WANT_SYS_SGETMASK
#define __ARCH_WANT_SYS_SIGNAL
#define __ARCH_WANT_SYS_TIME
#define __ARCH_WANT_SYS_UTIME
#define __ARCH_WANT_SYS_WAITPID
#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_OLDUMOUNT
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_RT_SIGACTION
#endif
#ifdef __KERNEL_SYSCALLS__
#include <linux/compiler.h>
#include <linux/types.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
extern inline _syscall0(pid_t,setsid)
extern inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
extern inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
extern inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
extern inline _syscall1(int,dup,int,fd)
extern inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
extern inline _syscall3(int,open,const char *,file,int,flag,int,mode)
extern inline _syscall1(int,close,int,fd)
extern inline _syscall1(int,_exit,int,exitcode)
extern inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
extern inline pid_t wait(int * wait_stat)
{
return waitpid (-1, wait_stat, 0);
}
unsigned long sys_mmap(unsigned long addr, size_t len,
unsigned long prot, unsigned long flags,
unsigned long fd, off_t offset);
unsigned long sys_mmap2(unsigned long addr, size_t len,
unsigned long prot, unsigned long flags,
unsigned long fd, unsigned long pgoff);
struct pt_regs;
int sys_execve (char *name, char **argv, char **envp, struct pt_regs *regs);
int sys_pipe (int *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
*/
#define cond_syscall(name) \
asm (".weak\t" C_SYMBOL_STRING(name) ";" \
".set\t" C_SYMBOL_STRING(name) "," C_SYMBOL_STRING(sys_ni_syscall))
#if 0
/* This doesn't work if there's a function prototype for NAME visible,
because the argument types probably won't match. */
#define cond_syscall(name) \
void name (void) __attribute__ ((weak, alias ("sys_ni_syscall")));
#endif
#endif /* __V850_UNISTD_H__ */
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