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authorAl Viro <viro@zeniv.linux.org.uk>2012-11-16 22:27:58 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2012-11-16 22:27:58 -0500
commitd05f06e60df4f56a70fb8a3e46335b40687169e9 (patch)
treec1eec6749fed86a21b08606e1e4acefe4b033253 /arch/sh/include/uapi/asm/cachectl.h
parent0af1c5300db31f25a412e6e83d42b1747d56c9de (diff)
parent1d72d9f83df057e71c7951def41138a0230bf737 (diff)
Merge branch 'arch-frv' into no-rebases
Diffstat (limited to 'arch/sh/include/uapi/asm/cachectl.h')
-rw-r--r--arch/sh/include/uapi/asm/cachectl.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/sh/include/uapi/asm/cachectl.h b/arch/sh/include/uapi/asm/cachectl.h
new file mode 100644
index 000000000000..6ffb4b7a212e
--- /dev/null
+++ b/arch/sh/include/uapi/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 */