[people/ms/u-boot.git] / arch / arc / include / asm / cache.h

/*
 * Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __ASM_ARC_CACHE_H
#define __ASM_ARC_CACHE_H

#include <config.h>

#ifdef CONFIG_ARC_CACHE_LINE_SHIFT
#define CONFIG_SYS_CACHELINE_SIZE	(1 << CONFIG_ARC_CACHE_LINE_SHIFT)
#define ARCH_DMA_MINALIGN		CONFIG_SYS_CACHELINE_SIZE
#else
/* Satisfy users of ARCH_DMA_MINALIGN */
#define ARCH_DMA_MINALIGN		128
#endif

#if defined(ARC_MMU_ABSENT)
#define CONFIG_ARC_MMU_VER 0
#elif defined(CONFIG_ARC_MMU_V2)
#define CONFIG_ARC_MMU_VER 2
#elif defined(CONFIG_ARC_MMU_V3)
#define CONFIG_ARC_MMU_VER 3
#elif defined(CONFIG_ARC_MMU_V4)
#define CONFIG_ARC_MMU_VER 4
#endif

#ifndef __ASSEMBLY__

#ifdef CONFIG_ISA_ARCV2
void slc_enable(void);
void slc_disable(void);
void slc_flush(void);
void slc_invalidate(void);
#endif

#endif /* __ASSEMBLY__ */

#endif /* __ASM_ARC_CACHE_H */
Commit	Line	Data
288aaacf AB	1	/*
	2	* Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved.
	3	*
	4	* SPDX-License-Identifier: GPL-2.0+
	5	*/
	6
	7	#ifndef __ASM_ARC_CACHE_H
	8	#define __ASM_ARC_CACHE_H
	9
	10	#include <config.h>
	11
205e7a7b AB	12	#ifdef CONFIG_ARC_CACHE_LINE_SHIFT
	13	#define CONFIG_SYS_CACHELINE_SIZE (1 << CONFIG_ARC_CACHE_LINE_SHIFT)
	14	#define ARCH_DMA_MINALIGN CONFIG_SYS_CACHELINE_SIZE
288aaacf	15	#else
205e7a7b AB	16	/* Satisfy users of ARCH_DMA_MINALIGN */
205e7a7b AB	17	#define ARCH_DMA_MINALIGN 128
288aaacf AB	18	#endif
288aaacf AB	19
f13606b7 AB	20	#if defined(ARC_MMU_ABSENT)
	21	#define CONFIG_ARC_MMU_VER 0
	22	#elif defined(CONFIG_ARC_MMU_V2)
812980bd AB	23	#define CONFIG_ARC_MMU_VER 2
	24	#elif defined(CONFIG_ARC_MMU_V3)
	25	#define CONFIG_ARC_MMU_VER 3
f13606b7 AB	26	#elif defined(CONFIG_ARC_MMU_V4)
f13606b7 AB	27	#define CONFIG_ARC_MMU_VER 4
812980bd AB	28	#endif
812980bd AB	29
6eb15e50 AB	30	#ifndef __ASSEMBLY__
	31
	32	#ifdef CONFIG_ISA_ARCV2
	33	void slc_enable(void);
	34	void slc_disable(void);
	35	void slc_flush(void);
	36	void slc_invalidate(void);
	37	#endif
	38
	39	#endif /* __ASSEMBLY__ */
	40
288aaacf	41	#endif /* __ASM_ARC_CACHE_H */