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Filename : entry.h

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/*
 * Definitions used by low-level trap handlers
 *
 * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu>
 * Copyright (C) 2007-2009 PetaLogix
 * Copyright (C) 2007 John Williams <john.williams@petalogix.com>
 *
 * 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.
 */

#ifndef _ASM_MICROBLAZE_ENTRY_H
#define _ASM_MICROBLAZE_ENTRY_H

#include <asm/percpu.h>
#include <asm/ptrace.h>
#include <linux/linkage.h>

/*
 * These are per-cpu variables required in entry.S, among other
 * places
 */

#define PER_CPU(var) var

# ifndef __ASSEMBLY__
DECLARE_PER_CPU(unsigned int, KSP); /* Saved kernel stack pointer */
DECLARE_PER_CPU(unsigned int, KM); /* Kernel/user mode */
DECLARE_PER_CPU(unsigned int, ENTRY_SP); /* Saved SP on kernel entry */
DECLARE_PER_CPU(unsigned int, R11_SAVE); /* Temp variable for entry */
DECLARE_PER_CPU(unsigned int, CURRENT_SAVE); /* Saved current pointer */

extern asmlinkage void do_notify_resume(struct pt_regs *regs, int in_syscall);
# endif /* __ASSEMBLY__ */

#endif /* _ASM_MICROBLAZE_ENTRY_H */