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-rw-r--r--include/asm-frv/cacheflush.h104
1 files changed, 0 insertions, 104 deletions
diff --git a/include/asm-frv/cacheflush.h b/include/asm-frv/cacheflush.h
deleted file mode 100644
index 432a69e7f3d4..000000000000
--- a/include/asm-frv/cacheflush.h
+++ /dev/null
@@ -1,104 +0,0 @@
-/* cacheflush.h: FRV cache flushing routines
- *
- * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#ifndef _ASM_CACHEFLUSH_H
-#define _ASM_CACHEFLUSH_H
-
-/* Keep includes the same across arches. */
-#include <linux/mm.h>
-
-/*
- * virtually-indexed cache management (our cache is physically indexed)
- */
-#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_range(mm, start, end) do {} while(0)
-#define flush_cache_page(vma, vmaddr, pfn) do {} while(0)
-#define flush_cache_vmap(start, end) do {} while(0)
-#define flush_cache_vunmap(start, end) do {} while(0)
-#define flush_dcache_mmap_lock(mapping) do {} while(0)
-#define flush_dcache_mmap_unlock(mapping) do {} while(0)
-
-/*
- * physically-indexed cache management
- * - see arch/frv/lib/cache.S
- */
-extern void frv_dcache_writeback(unsigned long start, unsigned long size);
-extern void frv_cache_invalidate(unsigned long start, unsigned long size);
-extern void frv_icache_invalidate(unsigned long start, unsigned long size);
-extern void frv_cache_wback_inv(unsigned long start, unsigned long size);
-
-static inline void __flush_cache_all(void)
-{
- asm volatile(" dcef @(gr0,gr0),#1 \n"
- " icei @(gr0,gr0),#1 \n"
- " membar \n"
- : : : "memory"
- );
-}
-
-/* dcache/icache coherency... */
-#ifdef CONFIG_MMU
-extern void flush_dcache_page(struct page *page);
-#else
-static inline void flush_dcache_page(struct page *page)
-{
- unsigned long addr = page_to_phys(page);
- frv_dcache_writeback(addr, addr + PAGE_SIZE);
-}
-#endif
-
-static inline void flush_page_to_ram(struct page *page)
-{
- flush_dcache_page(page);
-}
-
-static inline void flush_icache(void)
-{
- __flush_cache_all();
-}
-
-static inline void flush_icache_range(unsigned long start, unsigned long end)
-{
- frv_cache_wback_inv(start, end);
-}
-
-#ifdef CONFIG_MMU
-extern void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
- unsigned long start, unsigned long len);
-#else
-static inline void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
- unsigned long start, unsigned long len)
-{
- frv_cache_wback_inv(start, start + len);
-}
-#endif
-
-static inline void flush_icache_page(struct vm_area_struct *vma, struct page *page)
-{
- flush_icache_user_range(vma, page, page_to_phys(page), PAGE_SIZE);
-}
-
-/*
- * permit ptrace to access another process's address space through the icache
- * and the dcache
- */
-#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
-do { \
- memcpy((dst), (src), (len)); \
- flush_icache_user_range((vma), (page), (vaddr), (len)); \
-} while(0)
-
-#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
- memcpy((dst), (src), (len))
-
-#endif /* _ASM_CACHEFLUSH_H */