63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/*
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* linux/arch/unicore32/kernel/sys.c
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*
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* Code specific to PKUnity SoC and UniCore ISA
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*
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* Copyright (C) 2001-2010 GUAN Xue-tao
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/module.h>
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#include <linux/errno.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include <linux/mm.h>
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#include <linux/sem.h>
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#include <linux/msg.h>
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#include <linux/shm.h>
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#include <linux/stat.h>
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#include <linux/syscalls.h>
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#include <linux/mman.h>
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#include <linux/fs.h>
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#include <linux/file.h>
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#include <linux/ipc.h>
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#include <linux/uaccess.h>
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#include <asm/syscalls.h>
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#include <asm/cacheflush.h>
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/* Clone a task - this clones the calling program thread.
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* This is called indirectly via a small wrapper
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*/
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asmlinkage long __sys_clone(unsigned long clone_flags, unsigned long newsp,
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void __user *parent_tid, void __user *child_tid,
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struct pt_regs *regs)
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{
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if (!newsp)
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newsp = regs->UCreg_sp;
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return do_fork(clone_flags, newsp, regs, 0,
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parent_tid, child_tid);
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}
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/* Note: used by the compat code even in 64-bit Linux. */
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SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len,
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unsigned long, prot, unsigned long, flags,
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unsigned long, fd, unsigned long, off_4k)
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{
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return sys_mmap_pgoff(addr, len, prot, flags, fd,
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off_4k);
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}
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/* Provide the actual syscall number to call mapping. */
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#undef __SYSCALL
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#define __SYSCALL(nr, call) [nr] = (call),
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/* Note that we don't include <linux/unistd.h> but <asm/unistd.h> */
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void *sys_call_table[__NR_syscalls] = {
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[0 ... __NR_syscalls-1] = sys_ni_syscall,
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#include <asm/unistd.h>
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};
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