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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved.
- */
- #ifndef __ASM_ARC_CACHE_H
- #define __ASM_ARC_CACHE_H
- #include <config.h>
- /*
- * As of today we may handle any L1 cache line length right in software.
- * For that essentially cache line length is a variable not constant.
- * And to satisfy users of ARCH_DMA_MINALIGN we just use largest line length
- * that may exist in either L1 or L2 (AKA SLC) caches on ARC.
- */
- #define ARCH_DMA_MINALIGN 128
- #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__
- void cache_init(void);
- void flush_n_invalidate_dcache_all(void);
- void sync_n_cleanup_cache_all(void);
- static const inline int is_ioc_enabled(void)
- {
- return IS_ENABLED(CONFIG_ARC_DBG_IOC_ENABLE);
- }
- #endif /* __ASSEMBLY__ */
- #endif /* __ASM_ARC_CACHE_H */
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