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authorRussell King <[email protected]>2008-10-15 23:16:07 +0100
committerRussell King <[email protected]>2008-10-15 23:16:07 +0100
commit2502991560dc8244dbe10e48473d85722c1e2ec1 (patch)
tree63b1f3be2ed56ff06f1e8db709e4ce85d69c3add /arch/mips/include/asm/cachectl.h
parent7e69a8c4d06b7ecb874f571e82b715a9f79bc3c4 (diff)
parenta9ff8f6462635c8d9f8d64b7b10ddcea8404d77b (diff)
Merge branch 'fixes' into for-linus
Conflicts: arch/arm/mach-versatile/core.c
Diffstat (limited to 'arch/mips/include/asm/cachectl.h')
-rw-r--r--arch/mips/include/asm/cachectl.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/mips/include/asm/cachectl.h b/arch/mips/include/asm/cachectl.h
new file mode 100644
index 000000000000..f3ce721861d3
--- /dev/null
+++ b/arch/mips/include/asm/cachectl.h
@@ -0,0 +1,26 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1994, 1995, 1996 by Ralf Baechle
+ */
+#ifndef _ASM_CACHECTL
+#define _ASM_CACHECTL
+
+/*
+ * Options for cacheflush system call
+ */
+#define ICACHE (1<<0) /* flush instruction cache */
+#define DCACHE (1<<1) /* writeback and flush data cache */
+#define BCACHE (ICACHE|DCACHE) /* flush both caches */
+
+/*
+ * Caching modes for the cachectl(2) call
+ *
+ * cachectl(2) is currently not supported and returns ENOSYS.
+ */
+#define CACHEABLE 0 /* make pages cacheable */
+#define UNCACHEABLE 1 /* make pages uncacheable */
+
+#endif /* _ASM_CACHECTL */