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authorPaul Mundt <lethal@linux-sh.org>2009-09-01 13:54:14 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-09-01 13:54:14 +0900
commitac6a0cf6716bb46813d0161024c66c2af66e53d1 (patch)
treec7f53b1a04c590032c022549f3186fb9b04f8358 /arch/sh/include/asm/cachectl.h
parente76a0136a3cf1859fbc07f122e42293d22229558 (diff)
parentce3f7cb96e67d6518c7fc7b361a76409c3817d64 (diff)
downloadlinux-ac6a0cf6716bb46813d0161024c66c2af66e53d1.tar.gz
linux-ac6a0cf6716bb46813d0161024c66c2af66e53d1.tar.xz
Merge branch 'master' into sh/smp
Conflicts: arch/sh/mm/cache-sh4.c
Diffstat (limited to 'arch/sh/include/asm/cachectl.h')
-rw-r--r--arch/sh/include/asm/cachectl.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/sh/include/asm/cachectl.h b/arch/sh/include/asm/cachectl.h
new file mode 100644
index 000000000000..6ffb4b7a212e
--- /dev/null
+++ b/arch/sh/include/asm/cachectl.h
@@ -0,0 +1,19 @@
+#ifndef _SH_CACHECTL_H
+#define _SH_CACHECTL_H
+
+/* Definitions for the cacheflush system call. */
+
+#define CACHEFLUSH_D_INVAL 0x1 /* invalidate (without write back) */
+#define CACHEFLUSH_D_WB 0x2 /* write back (without invalidate) */
+#define CACHEFLUSH_D_PURGE 0x3 /* writeback and invalidate */
+
+#define CACHEFLUSH_I 0x4
+
+/*
+ * Options for cacheflush system call
+ */
+#define ICACHE CACHEFLUSH_I /* flush instruction cache */
+#define DCACHE CACHEFLUSH_D_PURGE /* writeback and flush data cache */
+#define BCACHE (ICACHE|DCACHE) /* flush both caches */
+
+#endif /* _SH_CACHECTL_H */