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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/arm/include/asm/glue-pf.h
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/*

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 *  arch/arm/include/asm/glue-pf.h

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 *

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 *  Copyright (C) 1997-1999 Russell King

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 *  Copyright (C) 2000-2002 Deep Blue Solutions Ltd.

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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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#ifndef ASM_GLUE_PF_H

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#define ASM_GLUE_PF_H

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#include <asm/glue.h>

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/*

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 *	Prefetch Abort Model

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 *	================

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 *

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 *	We have the following to choose from:

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 *	  legacy	- no IFSR, no IFAR

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 *	  v6		- ARMv6: IFSR, no IFAR

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 *	  v7		- ARMv7: IFSR and IFAR

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 */

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#undef CPU_PABORT_HANDLER

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#undef MULTI_PABORT

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#ifdef CONFIG_CPU_PABRT_LEGACY

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# ifdef CPU_PABORT_HANDLER

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#  define MULTI_PABORT 1

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# else

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#  define CPU_PABORT_HANDLER legacy_pabort

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# endif

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#endif

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#ifdef CONFIG_CPU_PABRT_V6

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# ifdef CPU_PABORT_HANDLER

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#  define MULTI_PABORT 1

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# else

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#  define CPU_PABORT_HANDLER v6_pabort

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# endif

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#endif

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#ifdef CONFIG_CPU_PABRT_V7

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# ifdef CPU_PABORT_HANDLER

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#  define MULTI_PABORT 1

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# else

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#  define CPU_PABORT_HANDLER v7_pabort

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# endif

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#endif

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#ifndef CPU_PABORT_HANDLER

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#error Unknown prefetch abort handler type

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#endif

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#endif

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