aboutsummaryrefslogtreecommitdiff
path: root/arch/m32r/include/asm/cachectl.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-05-11 14:44:27 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-11 14:44:31 +0200
commit41fb454ebe6024f5c1e3b3cbc0abc0da762e7b51 (patch)
tree51c50bcb67a5039448ddfa1869d7948cab1217e9 /arch/m32r/include/asm/cachectl.h
parent19c1a6f5764d787113fa323ffb18be7991208f82 (diff)
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
Merge commit 'v2.6.30-rc5' into core/iommu
Merge reason: core/iommu was on an .30-rc1 base, update it to .30-rc5 to refresh. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/m32r/include/asm/cachectl.h')
-rw-r--r--arch/m32r/include/asm/cachectl.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/m32r/include/asm/cachectl.h b/arch/m32r/include/asm/cachectl.h
new file mode 100644
index 00000000000..2aab8f6fff4
--- /dev/null
+++ b/arch/m32r/include/asm/cachectl.h
@@ -0,0 +1,26 @@
+/*
+ * cachectl.h -- defines for M32R cache control system calls
+ *
+ * Copyright (C) 2003 by Kazuhiro Inaoka
+ */
+#ifndef __ASM_M32R_CACHECTL
+#define __ASM_M32R_CACHECTL
+
+/*
+ * Options for cacheflush system call
+ *
+ * cacheflush() is currently fluch_cache_all().
+ */
+#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_M32R_CACHECTL */