[net-next-2.6.git] / include / asm-v850 / unistd.h

/*
 * 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__ */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* include/asm-v850/unistd.h -- System call numbers and invocation mechanism
	3	*
	4	* Copyright (C) 2001,02,03,04 NEC Electronics Corporation
	5	* Copyright (C) 2001,02,03,04 Miles Bader <miles@gnu.org>
	6	*
	7	* This file is subject to the terms and conditions of the GNU General
	8	* Public License. See the file COPYING in the main directory of this
	9	* archive for more details.
	10	*
	11	* Written by Miles Bader <miles@gnu.org>
	12	*/
	13
	14	#ifndef __V850_UNISTD_H__
	15	#define __V850_UNISTD_H__
	16
	17	#include <asm/clinkage.h>
	18
	19	#define __NR_restart_syscall 0
	20	#define __NR_exit 1
	21	#define __NR_fork 2
	22	#define __NR_read 3
	23	#define __NR_write 4
	24	#define __NR_open 5
	25	#define __NR_close 6
	26	#define __NR_waitpid 7
	27	#define __NR_creat 8
	28	#define __NR_link 9
	29	#define __NR_unlink 10
	30	#define __NR_execve 11
	31	#define __NR_chdir 12
	32	#define __NR_time 13
	33	#define __NR_mknod 14
	34	#define __NR_chmod 15
	35	#define __NR_chown 16
	36	#define __NR_break 17
	37	#define __NR_lseek 19
	38	#define __NR_getpid 20
	39	#define __NR_mount 21
	40	#define __NR_umount 22
	41	#define __NR_setuid 23
	42	#define __NR_getuid 24
	43	#define __NR_stime 25
	44	#define __NR_ptrace 26
	45	#define __NR_alarm 27
	46	#define __NR_pause 29
	47	#define __NR_utime 30
	48	#define __NR_stty 31
	49	#define __NR_gtty 32
	50	#define __NR_access 33
	51	#define __NR_nice 34
	52	#define __NR_ftime 35
	53	#define __NR_sync 36
	54	#define __NR_kill 37
	55	#define __NR_rename 38
	56	#define __NR_mkdir 39
	57	#define __NR_rmdir 40
	58	#define __NR_dup 41
	59	#define __NR_pipe 42
	60	#define __NR_times 43
	61	#define __NR_prof 44
	62	#define __NR_brk 45
	63	#define __NR_setgid 46
	64	#define __NR_getgid 47
65	#define __NR_signal 48
66	#define __NR_geteuid 49
67	#define __NR_getegid 50
68	#define __NR_acct 51
69	#define __NR_umount2 52
70	#define __NR_lock 53
71	#define __NR_ioctl 54
72	#define __NR_fcntl 55
73	#define __NR_setpgid 57
74	#define __NR_umask 60
75	#define __NR_chroot 61
76	#define __NR_ustat 62
77	#define __NR_dup2 63
78	#define __NR_getppid 64
79	#define __NR_getpgrp 65
80	#define __NR_setsid 66
81	#define __NR_sigaction 67
82	#define __NR_sgetmask 68
83	#define __NR_ssetmask 69
84	#define __NR_setreuid 70
85	#define __NR_setregid 71
86	#define __NR_sigsuspend 72
87	#define __NR_sigpending 73
88	#define __NR_sethostname 74
89	#define __NR_setrlimit 75
90	#define __NR_ugetrlimit 76
91	#define __NR_getrusage 77
92	#define __NR_gettimeofday 78
93	#define __NR_settimeofday 79
94	#define __NR_getgroups 80
95	#define __NR_setgroups 81
96	#define __NR_select 82
97	#define __NR_symlink 83
98	#define __NR_readlink 85
99	#define __NR_uselib 86
100	#define __NR_swapon 87
101	#define __NR_reboot 88
102	#define __NR_readdir 89
103	#define __NR_mmap 90
104	#define __NR_munmap 91
105	#define __NR_truncate 92
106	#define __NR_ftruncate 93
107	#define __NR_fchmod 94
108	#define __NR_fchown 95
109	#define __NR_getpriority 96
110	#define __NR_setpriority 97
111	#define __NR_profil 98
112	#define __NR_statfs 99
113	#define __NR_fstatfs 100
114	#define __NR_socketcall 102
115	#define __NR_syslog 103
116	#define __NR_setitimer 104
117	#define __NR_getitimer 105
118	#define __NR_stat 106
119	#define __NR_lstat 107
120	#define __NR_fstat 108
121	#define __NR_vhangup 111
122	#define __NR_wait4 114
123	#define __NR_swapoff 115
124	#define __NR_sysinfo 116
125	#define __NR_ipc 117
126	#define __NR_fsync 118
127	#define __NR_sigreturn 119
128	#define __NR_clone 120
129	#define __NR_setdomainname 121
130	#define __NR_uname 122
131	#define __NR_cacheflush 123
132	#define __NR_adjtimex 124
133	#define __NR_mprotect 125
134	#define __NR_sigprocmask 126
135	#define __NR_create_module 127
136	#define __NR_init_module 128
137	#define __NR_delete_module 129
138	#define __NR_get_kernel_syms 130
139	#define __NR_quotactl 131
140	#define __NR_getpgid 132
141	#define __NR_fchdir 133
142	#define __NR_bdflush 134
143	#define __NR_sysfs 135
144	#define __NR_personality 136
145	#define __NR_afs_syscall 137 /* Syscall for Andrew File System */
146	#define __NR_setfsuid 138
147	#define __NR_setfsgid 139
148	#define __NR__llseek 140
149	#define __NR_getdents 141
150	#define __NR_flock 143
151	#define __NR_msync 144
152	#define __NR_readv 145
153	#define __NR_writev 146
154	#define __NR_getsid 147
155	#define __NR_fdatasync 148
156	#define __NR__sysctl 149
157	#define __NR_mlock 150
158	#define __NR_munlock 151
159	#define __NR_mlockall 152
160	#define __NR_munlockall 153
161	#define __NR_sched_setparam 154
162	#define __NR_sched_getparam 155
163	#define __NR_sched_setscheduler 156
164	#define __NR_sched_getscheduler 157
165	#define __NR_sched_yield 158
166	#define __NR_sched_get_priority_max 159
167	#define __NR_sched_get_priority_min 160
168	#define __NR_sched_rr_get_interval 161
169	#define __NR_nanosleep 162
170	#define __NR_mremap 163
171	#define __NR_setresuid 164
172	#define __NR_getresuid 165
173	#define __NR_query_module 167
174	#define __NR_poll 168
175	#define __NR_nfsservctl 169
176	#define __NR_setresgid 170
177	#define __NR_getresgid 171
178	#define __NR_prctl 172
179	#define __NR_rt_sigreturn 173
180	#define __NR_rt_sigaction 174
181	#define __NR_rt_sigprocmask 175
182	#define __NR_rt_sigpending 176
183	#define __NR_rt_sigtimedwait 177
184	#define __NR_rt_sigqueueinfo 178
185	#define __NR_rt_sigsuspend 179
186	#define __NR_pread 180
187	#define __NR_pwrite 181
188	#define __NR_lchown 182
189	#define __NR_getcwd 183
190	#define __NR_capget 184
191	#define __NR_capset 185
192	#define __NR_sigaltstack 186
193	#define __NR_sendfile 187
194	#define __NR_getpmsg 188 /* some people actually want streams */
195	#define __NR_putpmsg 189 /* some people actually want streams */
196	#define __NR_vfork 190
197	#define __NR_mmap2 192
198	#define __NR_truncate64 193
199	#define __NR_ftruncate64 194
200	#define __NR_stat64 195
201	#define __NR_lstat64 196
202	#define __NR_fstat64 197
203	#define __NR_fcntl64 198
204	#define __NR_getdents64 199
205	#define __NR_pivot_root 200
206	#define __NR_gettid 201
207	#define __NR_tkill 202
208
209
210	/* Syscall protocol:
211	Syscall number in r12, args in r6-r9, r13-r14
212	Return value in r10
213	Trap 0 for `short' syscalls, where all the args can fit in function
214	call argument registers, and trap 1 when there are additional args in
215	r13-r14. */
216
217	#define SYSCALL_NUM "r12"
218	#define SYSCALL_ARG0 "r6"
219	#define SYSCALL_ARG1 "r7"
220	#define SYSCALL_ARG2 "r8"
221	#define SYSCALL_ARG3 "r9"
222	#define SYSCALL_ARG4 "r13"
223	#define SYSCALL_ARG5 "r14"
224	#define SYSCALL_RET "r10"
225
226	#define SYSCALL_SHORT_TRAP "0"
227	#define SYSCALL_LONG_TRAP "1"
228
229	/* Registers clobbered by any syscall. This _doesn't_ include the syscall
230	number (r12) or the `extended arg' registers (r13, r14), even though
231	they are actually clobbered too (this is because gcc's `asm' statement
232	doesn't allow a clobber to be used as an input or output). */
233	#define SYSCALL_CLOBBERS "r1", "r5", "r11", "r15", "r16", \
234	"r17", "r18", "r19"
235
236	/* Registers clobbered by a `short' syscall. This includes all clobbers
237	except the syscall number (r12). */
238	#define SYSCALL_SHORT_CLOBBERS SYSCALL_CLOBBERS, "r13", "r14"
239
240
241	/* User programs sometimes end up including this header file
242	(indirectly, via uClibc header files), so I'm a bit nervous just
243	including <linux/compiler.h>. */
1da177e4 LT	244
	245	#define __syscall_return(type, res) \
	246	do { \
	247	/* user-visible error numbers are in the range -1 - -124: \
	248	see <asm-v850/errno.h> */ \
	249	if (__builtin_expect ((unsigned long)(res) >= (unsigned long)(-125), 0)) { \
	250	errno = -(res); \
	251	res = -1; \
	252	} \
	253	return (type) (res); \
	254	} while (0)
	255
	256
	257	#define _syscall0(type, name) \
	258	type name (void) \
	259	{ \
	260	register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
	261	register unsigned long __ret __asm__ (SYSCALL_RET); \
	262	__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
	263	: "=r" (__ret), "=r" (__syscall) \
	264	: "1" (__syscall) \
	265	: SYSCALL_SHORT_CLOBBERS); \
	266	__syscall_return (type, __ret); \
	267	}
	268
	269	#define _syscall1(type, name, atype, a) \
	270	type name (atype a) \
	271	{ \
	272	register atype __a __asm__ (SYSCALL_ARG0) = a; \
	273	register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
	274	register unsigned long __ret __asm__ (SYSCALL_RET); \
	275	__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
	276	: "=r" (__ret), "=r" (__syscall) \
	277	: "1" (__syscall), "r" (__a) \
	278	: SYSCALL_SHORT_CLOBBERS); \
	279	__syscall_return (type, __ret); \
	280	}
	281
	282	#define _syscall2(type, name, atype, a, btype, b) \
	283	type name (atype a, btype b) \
	284	{ \
	285	register atype __a __asm__ (SYSCALL_ARG0) = a; \
	286	register btype __b __asm__ (SYSCALL_ARG1) = b; \
	287	register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
	288	register unsigned long __ret __asm__ (SYSCALL_RET); \
	289	__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
	290	: "=r" (__ret), "=r" (__syscall) \
	291	: "1" (__syscall), "r" (__a), "r" (__b) \
	292	: SYSCALL_SHORT_CLOBBERS); \
	293	__syscall_return (type, __ret); \
	294	}
	295
	296	#define _syscall3(type, name, atype, a, btype, b, ctype, c) \
	297	type name (atype a, btype b, ctype c) \
	298	{ \
	299	register atype __a __asm__ (SYSCALL_ARG0) = a; \
	300	register btype __b __asm__ (SYSCALL_ARG1) = b; \
	301	register ctype __c __asm__ (SYSCALL_ARG2) = c; \
	302	register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
	303	register unsigned long __ret __asm__ (SYSCALL_RET); \
	304	__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
	305	: "=r" (__ret), "=r" (__syscall) \
	306	: "1" (__syscall), "r" (__a), "r" (__b), "r" (__c) \
	307	: SYSCALL_SHORT_CLOBBERS); \
308	__syscall_return (type, __ret); \
309	}
310
311	#define _syscall4(type, name, atype, a, btype, b, ctype, c, dtype, d) \
312	type name (atype a, btype b, ctype c, dtype d) \
313	{ \
314	register atype __a __asm__ (SYSCALL_ARG0) = a; \
315	register btype __b __asm__ (SYSCALL_ARG1) = b; \
316	register ctype __c __asm__ (SYSCALL_ARG2) = c; \
317	register dtype __d __asm__ (SYSCALL_ARG3) = d; \
318	register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
319	register unsigned long __ret __asm__ (SYSCALL_RET); \
320	__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
321	: "=r" (__ret), "=r" (__syscall) \
322	: "1" (__syscall), \
323	"r" (__a), "r" (__b), "r" (__c), "r" (__d) \
324	: SYSCALL_SHORT_CLOBBERS); \
325	__syscall_return (type, __ret); \
326	}
327
328	#define _syscall5(type, name, atype, a, btype, b, ctype, c, dtype, d, etype,e)\
329	type name (atype a, btype b, ctype c, dtype d, etype e) \
330	{ \
331	register atype __a __asm__ (SYSCALL_ARG0) = a; \
332	register btype __b __asm__ (SYSCALL_ARG1) = b; \
333	register ctype __c __asm__ (SYSCALL_ARG2) = c; \
334	register dtype __d __asm__ (SYSCALL_ARG3) = d; \
335	register etype __e __asm__ (SYSCALL_ARG4) = e; \
336	register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
337	register unsigned long __ret __asm__ (SYSCALL_RET); \
338	__asm__ __volatile__ ("trap " SYSCALL_LONG_TRAP \
339	: "=r" (__ret), "=r" (__syscall), "=r" (__e) \
340	: "1" (__syscall), \
341	"r" (__a), "r" (__b), "r" (__c), "r" (__d), "2" (__e) \
342	: SYSCALL_CLOBBERS); \
343	__syscall_return (type, __ret); \
344	}
345
1da177e4 LT	346	#define __SYSCALL6_TRAP(syscall, ret, a, b, c, d, e, f) \
	347	__asm__ __volatile__ ("trap " SYSCALL_LONG_TRAP \
	348	: "=r" (ret), "=r" (syscall), \
	349	"=r" (e), "=r" (f) \
	350	: "1" (syscall), \
	351	"r" (a), "r" (b), "r" (c), "r" (d), \
	352	"2" (e), "3" (f) \
	353	: SYSCALL_CLOBBERS);
1da177e4 LT	354
	355	#define _syscall6(type, name, atype, a, btype, b, ctype, c, dtype, d, etype, e, ftype, f) \
	356	type name (atype a, btype b, ctype c, dtype d, etype e, ftype f) \
	357	{ \
	358	register atype __a __asm__ (SYSCALL_ARG0) = a; \
	359	register btype __b __asm__ (SYSCALL_ARG1) = b; \
	360	register ctype __c __asm__ (SYSCALL_ARG2) = c; \
	361	register dtype __d __asm__ (SYSCALL_ARG3) = d; \
	362	register etype __e __asm__ (SYSCALL_ARG4) = e; \
	363	register etype __f __asm__ (SYSCALL_ARG5) = f; \
	364	register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
	365	register unsigned long __ret __asm__ (SYSCALL_RET); \
	366	__SYSCALL6_TRAP(__syscall, __ret, __a, __b, __c, __d, __e, __f); \
	367	__syscall_return (type, __ret); \
	368	}
	369
	370
	371	#ifdef __KERNEL__
	372	#define __ARCH_WANT_IPC_PARSE_VERSION
	373	#define __ARCH_WANT_OLD_READDIR
	374	#define __ARCH_WANT_STAT64
	375	#define __ARCH_WANT_SYS_ALARM
	376	#define __ARCH_WANT_SYS_GETHOSTNAME
	377	#define __ARCH_WANT_SYS_PAUSE
	378	#define __ARCH_WANT_SYS_SGETMASK
	379	#define __ARCH_WANT_SYS_SIGNAL
	380	#define __ARCH_WANT_SYS_TIME
	381	#define __ARCH_WANT_SYS_UTIME
	382	#define __ARCH_WANT_SYS_WAITPID
	383	#define __ARCH_WANT_SYS_SOCKETCALL
	384	#define __ARCH_WANT_SYS_FADVISE64
	385	#define __ARCH_WANT_SYS_GETPGRP
	386	#define __ARCH_WANT_SYS_LLSEEK
	387	#define __ARCH_WANT_SYS_NICE
	388	#define __ARCH_WANT_SYS_OLDUMOUNT
	389	#define __ARCH_WANT_SYS_SIGPENDING
	390	#define __ARCH_WANT_SYS_SIGPROCMASK
	391	#define __ARCH_WANT_SYS_RT_SIGACTION
	392	#endif
	393
	394	#ifdef __KERNEL_SYSCALLS__
	395
	396	#include <linux/compiler.h>
	397	#include <linux/types.h>
	398
	399	/*
	400	* we need this inline - forking from kernel space will result
	401	* in NO COPY ON WRITE (!!!), until an execve is executed. This
	402	* is no problem, but for the stack. This is handled by not letting
	403	* main() use the stack at all after fork(). Thus, no function
	404	* calls - which means inline code for fork too, as otherwise we
	405	* would use the stack upon exit from 'fork()'.
	406	*
	407	* Actually only pause and fork are needed inline, so that there
	408	* won't be any messing with the stack from main(), but we define
	409	* some others too.
	410	*/
	411	#define __NR__exit __NR_exit
	412	extern inline _syscall0(pid_t,setsid)
	413	extern inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
	414	extern inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
	415	extern inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
	416	extern inline _syscall1(int,dup,int,fd)
	417	extern inline _syscall3(int,execve,const char ,file,char ,argv,char *,envp)
418	extern inline _syscall3(int,open,const char *,file,int,flag,int,mode)
419	extern inline _syscall1(int,close,int,fd)
420	extern inline _syscall1(int,_exit,int,exitcode)
421	extern inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
422
423	extern inline pid_t wait(int * wait_stat)
424	{
425	return waitpid (-1, wait_stat, 0);
426	}
427
428	unsigned long sys_mmap(unsigned long addr, size_t len,
429	unsigned long prot, unsigned long flags,
430	unsigned long fd, off_t offset);
431	unsigned long sys_mmap2(unsigned long addr, size_t len,
432	unsigned long prot, unsigned long flags,
433	unsigned long fd, unsigned long pgoff);
434	struct pt_regs;
435	int sys_execve (char name, char argv, char envp, struct pt_regs regs);
436	int sys_pipe (int *fildes);
1da177e4 LT	437	struct sigaction;
	438	asmlinkage long sys_rt_sigaction(int sig,
	439	const struct sigaction __user *act,
	440	struct sigaction __user *oact,
	441	size_t sigsetsize);
	442
	443	#endif
	444
	445	/*
	446	* "Conditional" syscalls
	447	*/
	448	#define cond_syscall(name) \
	449	asm (".weak\t" C_SYMBOL_STRING(name) ";" \
	450	".set\t" C_SYMBOL_STRING(name) "," C_SYMBOL_STRING(sys_ni_syscall))
	451	#if 0
	452	/* This doesn't work if there's a function prototype for NAME visible,
	453	because the argument types probably won't match. */
	454	#define cond_syscall(name) \
	455	void name (void) __attribute__ ((weak, alias ("sys_ni_syscall")));
	456	#endif
	457
	458	#endif /* __V850_UNISTD_H__ */