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kernel add
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/*
* Syscall support for the Hexagon architecture
*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#ifndef _ASM_HEXAGON_SYSCALL_H
#define _ASM_HEXAGON_SYSCALL_H
typedef long (*syscall_fn)(unsigned long, unsigned long,
unsigned long, unsigned long,
unsigned long, unsigned long);
#include <asm-generic/syscalls.h>
extern void *sys_call_table[];
static inline long syscall_get_nr(struct task_struct *task,
struct pt_regs *regs)
{
return regs->r06;
}
static inline void syscall_get_arguments(struct task_struct *task,
struct pt_regs *regs,
unsigned int i, unsigned int n,
unsigned long *args)
{
BUG_ON(i + n > 6);
memcpy(args, &(®s->r00)[i], n * sizeof(args[0]));
}
#endif
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