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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/microblaze/include/asm/entry.h
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/*

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 * Definitions used by low-level trap handlers

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 *

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 * Copyright (C) 2008-2009 Michal Simek <[email protected]>

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 * Copyright (C) 2007-2009 PetaLogix

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 * Copyright (C) 2007 John Williams <[email protected]>

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 *

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 * This file is subject to the terms and conditions of the GNU General

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 * Public License. See the file COPYING in the main directory of this

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 * archive for more details.

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 */

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#ifndef _ASM_MICROBLAZE_ENTRY_H

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#define _ASM_MICROBLAZE_ENTRY_H

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#include <asm/percpu.h>

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#include <asm/ptrace.h>

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/*

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

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 * places

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 */

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#define PER_CPU(var) var

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# ifndef __ASSEMBLY__

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DECLARE_PER_CPU(unsigned int, KSP); /* Saved kernel stack pointer */

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DECLARE_PER_CPU(unsigned int, KM); /* Kernel/user mode */

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DECLARE_PER_CPU(unsigned int, ENTRY_SP); /* Saved SP on kernel entry */

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DECLARE_PER_CPU(unsigned int, R11_SAVE); /* Temp variable for entry */

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DECLARE_PER_CPU(unsigned int, CURRENT_SAVE); /* Saved current pointer */

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# endif /* __ASSEMBLY__ */

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#endif /* _ASM_MICROBLAZE_ENTRY_H */

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