Release 4.11 arch/arm/include/asm/glue-cache.h

/*
 *  arch/arm/include/asm/glue-cache.h
 *
 *  Copyright (C) 1999-2002 Russell King
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef ASM_GLUE_CACHE_H

#define ASM_GLUE_CACHE_H

#include <asm/glue.h>

/*
 *      Cache Model
 *      ===========
 */

#undef _CACHE

#undef MULTI_CACHE

#if defined(CONFIG_CPU_CACHE_V4)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE v4
# endif
#endif

#if defined(CONFIG_CPU_ARM920T) || defined(CONFIG_CPU_ARM922T) || \
    defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020) || \
    defined(CONFIG_CPU_ARM1026)

# define MULTI_CACHE 1
#endif

#if defined(CONFIG_CPU_FA526)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE fa
# endif
#endif

#if defined(CONFIG_CPU_ARM926T)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE arm926
# endif
#endif

#if defined(CONFIG_CPU_ARM940T)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE arm940
# endif
#endif

#if defined(CONFIG_CPU_ARM946E)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE arm946
# endif
#endif

#if defined(CONFIG_CPU_CACHE_V4WB)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE v4wb
# endif
#endif

#if defined(CONFIG_CPU_XSCALE)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE xscale
# endif
#endif

#if defined(CONFIG_CPU_XSC3)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE xsc3
# endif
#endif

#if defined(CONFIG_CPU_MOHAWK)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE mohawk
# endif
#endif

#if defined(CONFIG_CPU_FEROCEON)

# define MULTI_CACHE 1
#endif

#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE v6
# endif
#endif

#if defined(CONFIG_CPU_V7)
# ifdef _CACHE

#  define MULTI_CACHE 1
# else

#  define _CACHE v7
# endif
#endif

#if defined(CONFIG_CPU_V7M)

#  define MULTI_CACHE 1
#endif

#if !defined(_CACHE) && !defined(MULTI_CACHE)
#error Unknown cache maintenance model
#endif

#ifndef __ASSEMBLER__


static inline void nop_flush_icache_all(void) { }
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static inline void nop_flush_kern_cache_all(void) { }
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static inline void nop_flush_kern_cache_louis(void) { }
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static inline void nop_flush_user_cache_all(void) { }
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static inline void nop_flush_user_cache_range(unsigned long a,
		unsigned long b, unsigned int c) { }

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static inline void nop_coherent_kern_range(unsigned long a, unsigned long b) { }
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static inline int nop_coherent_user_range(unsigned long a,
		unsigned long b) { return 0; }
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static inline void nop_flush_kern_dcache_area(void *a, size_t s) { }

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static inline void nop_dma_flush_range(const void *a, const void *b) { }

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static inline void nop_dma_map_area(const void *s, size_t l, int f) { }
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static inline void nop_dma_unmap_area(const void *s, size_t l, int f) { }
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#endif

#ifndef MULTI_CACHE

#define __cpuc_flush_icache_all		__glue(_CACHE,_flush_icache_all)

#define __cpuc_flush_kern_all		__glue(_CACHE,_flush_kern_cache_all)

#define __cpuc_flush_kern_louis		__glue(_CACHE,_flush_kern_cache_louis)

#define __cpuc_flush_user_all		__glue(_CACHE,_flush_user_cache_all)

#define __cpuc_flush_user_range		__glue(_CACHE,_flush_user_cache_range)

#define __cpuc_coherent_kern_range	__glue(_CACHE,_coherent_kern_range)

#define __cpuc_coherent_user_range	__glue(_CACHE,_coherent_user_range)

#define __cpuc_flush_dcache_area	__glue(_CACHE,_flush_kern_dcache_area)


#define dmac_flush_range		__glue(_CACHE,_dma_flush_range)
#endif

#endif
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Directory: arch/arm/include/asm

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