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-rw-r--r--include/asm-xtensa/cacheflush.h155
1 files changed, 0 insertions, 155 deletions
diff --git a/include/asm-xtensa/cacheflush.h b/include/asm-xtensa/cacheflush.h
deleted file mode 100644
index 94c4c53a099e..000000000000
--- a/include/asm-xtensa/cacheflush.h
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * include/asm-xtensa/cacheflush.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * (C) 2001 - 2007 Tensilica Inc.
- */
-
-#ifndef _XTENSA_CACHEFLUSH_H
-#define _XTENSA_CACHEFLUSH_H
-
-#ifdef __KERNEL__
-
-#include <linux/mm.h>
-#include <asm/processor.h>
-#include <asm/page.h>
-
-/*
- * Lo-level routines for cache flushing.
- *
- * invalidate data or instruction cache:
- *
- * __invalidate_icache_all()
- * __invalidate_icache_page(adr)
- * __invalidate_dcache_page(adr)
- * __invalidate_icache_range(from,size)
- * __invalidate_dcache_range(from,size)
- *
- * flush data cache:
- *
- * __flush_dcache_page(adr)
- *
- * flush and invalidate data cache:
- *
- * __flush_invalidate_dcache_all()
- * __flush_invalidate_dcache_page(adr)
- * __flush_invalidate_dcache_range(from,size)
- *
- * specials for cache aliasing:
- *
- * __flush_invalidate_dcache_page_alias(vaddr,paddr)
- * __invalidate_icache_page_alias(vaddr,paddr)
- */
-
-extern void __invalidate_dcache_all(void);
-extern void __invalidate_icache_all(void);
-extern void __invalidate_dcache_page(unsigned long);
-extern void __invalidate_icache_page(unsigned long);
-extern void __invalidate_icache_range(unsigned long, unsigned long);
-extern void __invalidate_dcache_range(unsigned long, unsigned long);
-
-
-#if XCHAL_DCACHE_IS_WRITEBACK
-extern void __flush_invalidate_dcache_all(void);
-extern void __flush_dcache_page(unsigned long);
-extern void __flush_dcache_range(unsigned long, unsigned long);
-extern void __flush_invalidate_dcache_page(unsigned long);
-extern void __flush_invalidate_dcache_range(unsigned long, unsigned long);
-#else
-# define __flush_dcache_range(p,s) do { } while(0)
-# define __flush_dcache_page(p) do { } while(0)
-# define __flush_invalidate_dcache_page(p) __invalidate_dcache_page(p)
-# define __flush_invalidate_dcache_range(p,s) __invalidate_dcache_range(p,s)
-#endif
-
-#if (DCACHE_WAY_SIZE > PAGE_SIZE)
-extern void __flush_invalidate_dcache_page_alias(unsigned long, unsigned long);
-#endif
-#if (ICACHE_WAY_SIZE > PAGE_SIZE)
-extern void __invalidate_icache_page_alias(unsigned long, unsigned long);
-#else
-# define __invalidate_icache_page_alias(v,p) do { } while(0)
-#endif
-
-/*
- * We have physically tagged caches - nothing to do here -
- * unless we have cache aliasing.
- *
- * Pages can get remapped. Because this might change the 'color' of that page,
- * we have to flush the cache before the PTE is changed.
- * (see also Documentation/cachetlb.txt)
- */
-
-#if (DCACHE_WAY_SIZE > PAGE_SIZE)
-
-#define flush_cache_all() \
- do { \
- __flush_invalidate_dcache_all(); \
- __invalidate_icache_all(); \
- } while (0)
-
-#define flush_cache_mm(mm) flush_cache_all()
-#define flush_cache_dup_mm(mm) flush_cache_mm(mm)
-
-#define flush_cache_vmap(start,end) flush_cache_all()
-#define flush_cache_vunmap(start,end) flush_cache_all()
-
-extern void flush_dcache_page(struct page*);
-extern void flush_cache_range(struct vm_area_struct*, ulong, ulong);
-extern void flush_cache_page(struct vm_area_struct*, unsigned long, unsigned long);
-
-#else
-
-#define flush_cache_all() do { } while (0)
-#define flush_cache_mm(mm) do { } while (0)
-#define flush_cache_dup_mm(mm) do { } while (0)
-
-#define flush_cache_vmap(start,end) do { } while (0)
-#define flush_cache_vunmap(start,end) do { } while (0)
-
-#define flush_dcache_page(page) do { } while (0)
-
-#define flush_cache_page(vma,addr,pfn) do { } while (0)
-#define flush_cache_range(vma,start,end) do { } while (0)
-
-#endif
-
-/* Ensure consistency between data and instruction cache. */
-#define flush_icache_range(start,end) \
- do { \
- __flush_dcache_range(start, (end) - (start)); \
- __invalidate_icache_range(start,(end) - (start)); \
- } while (0)
-
-/* This is not required, see Documentation/cachetlb.txt */
-#define flush_icache_page(vma,page) do { } while (0)
-
-#define flush_dcache_mmap_lock(mapping) do { } while (0)
-#define flush_dcache_mmap_unlock(mapping) do { } while (0)
-
-#if (DCACHE_WAY_SIZE > PAGE_SIZE)
-
-extern void copy_to_user_page(struct vm_area_struct*, struct page*,
- unsigned long, void*, const void*, unsigned long);
-extern void copy_from_user_page(struct vm_area_struct*, struct page*,
- unsigned long, void*, const void*, unsigned long);
-
-#else
-
-#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
- do { \
- memcpy(dst, src, len); \
- __flush_dcache_range((unsigned long) dst, len); \
- __invalidate_icache_range((unsigned long) dst, len); \
- } while (0)
-
-#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
- memcpy(dst, src, len)
-
-#endif
-
-#endif /* __KERNEL__ */
-#endif /* _XTENSA_CACHEFLUSH_H */