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