blob: 57060084c0cc332cb279cd425eaff0e415ea8a80 [file] [log] [blame]
* OpenRISC sys_or32.c
* Linux architectural port borrowing liberally from similar works of
* others. All original copyrights apply as per the original source
* declaration.
* Modifications for the OpenRISC architecture:
* Copyright (C) 2003 Matjaz Breskvar <>
* Copyright (C) 2010-2011 Jonas Bonn <>
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
* This file contains various random system calls that
* have a non-standard calling sequence on some platforms.
* Since we don't have to do any backwards compatibility, our
* versions are done in the most "normal" way possible.
#include <linux/errno.h>
#include <linux/syscalls.h>
#include <linux/mm.h>
#include <asm/syscalls.h>
/* These are secondary entry points as the primary entry points are defined in
* entry.S where we add the 'regs' parameter value
asmlinkage long _sys_clone(unsigned long clone_flags, unsigned long newsp,
int __user *parent_tid, int __user *child_tid,
struct pt_regs *regs)
long ret;
/* FIXME: Is alignment necessary? */
/* newsp = ALIGN(newsp, 4); */
if (!newsp)
newsp = regs->sp;
ret = do_fork(clone_flags, newsp, regs, 0, parent_tid, child_tid);
return ret;
asmlinkage int _sys_fork(struct pt_regs *regs)
return do_fork(SIGCHLD, regs->sp, regs, 0, NULL, NULL);
return -EINVAL;