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authorPaul Mundt <lethal@linux-sh.org>2008-07-29 22:52:49 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-07-29 22:52:49 +0900
commit51f3547d619956e9b428bfff17004d8f4d259a02 (patch)
tree8e035f60124ece835a9acb3cf84dc2af887cefc3 /arch/sh/include/cpu-sh3/cpu/cacheflush.h
parent93dc544cf4892b9188d7d0d4946b0394020b4551 (diff)
sh: Allow SH-3 and SH-5 to use common headers.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/include/cpu-sh3/cpu/cacheflush.h')
-rw-r--r--arch/sh/include/cpu-sh3/cpu/cacheflush.h36
1 files changed, 1 insertions, 35 deletions
diff --git a/arch/sh/include/cpu-sh3/cpu/cacheflush.h b/arch/sh/include/cpu-sh3/cpu/cacheflush.h
index f70d8ef76a1..abc90988080 100644
--- a/arch/sh/include/cpu-sh3/cpu/cacheflush.h
+++ b/arch/sh/include/cpu-sh3/cpu/cacheflush.h
@@ -10,25 +10,7 @@
#ifndef __ASM_CPU_SH3_CACHEFLUSH_H
#define __ASM_CPU_SH3_CACHEFLUSH_H
-/*
- * Cache flushing:
- *
- * - flush_cache_all() flushes entire cache
- * - flush_cache_mm(mm) flushes the specified mm context's cache lines
- * - flush_cache_dup mm(mm) handles cache flushing when forking
- * - flush_cache_page(mm, vmaddr, pfn) flushes a single page
- * - flush_cache_range(vma, start, end) flushes a range of pages
- *
- * - flush_dcache_page(pg) flushes(wback&invalidates) a page for dcache
- * - flush_icache_range(start, end) flushes(invalidates) a range for icache
- * - flush_icache_page(vma, pg) flushes(invalidates) a page for icache
- *
- * Caches are indexed (effectively) by physical address on SH-3, so
- * we don't need them.
- */
-
#if defined(CONFIG_SH7705_CACHE_32KB)
-
/* SH7705 is an SH3 processor with 32KB cache. This has alias issues like the
* SH4. Unlike the SH4 this is a unified cache so we need to do some work
* in mmap when 'exec'ing a new binary
@@ -48,23 +30,7 @@ void flush_dcache_page(struct page *pg);
void flush_icache_range(unsigned long start, unsigned long end);
void flush_icache_page(struct vm_area_struct *vma, struct page *page);
#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_range(vma, start, end) do { } while (0)
-#define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
-#define flush_dcache_page(page) do { } while (0)
-#define flush_icache_range(start, end) do { } while (0)
-#define flush_icache_page(vma,pg) do { } while (0)
+#include <cpu-common/cpu/cacheflush.h>
#endif
-#define flush_dcache_mmap_lock(mapping) do { } while (0)
-#define flush_dcache_mmap_unlock(mapping) do { } while (0)
-
-/* SH3 has unified cache so no special action needed here */
-#define flush_cache_sigtramp(vaddr) do { } while (0)
-#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
-
-#define p3_cache_init() do { } while (0)
-
#endif /* __ASM_CPU_SH3_CACHEFLUSH_H */