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 00000000000..6ffb4b7a212
--- /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 */