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authorIngo Molnar <mingo@elte.hu>2009-04-29 14:46:59 +0200
committerIngo Molnar <mingo@elte.hu>2009-04-29 14:47:05 +0200
commite7fd5d4b3d240f42c30a9e3d20a4689c4d3a795a (patch)
tree4ba588631dd8189a818a91c9e3976526071178b6 /arch/m32r/include/asm/cachectl.h
parent1130b0296184bc21806225fd06d533515a99d2db (diff)
parent56a50adda49b2020156616c4eb15353e0f9ad7de (diff)
Merge branch 'linus' into perfcounters/core
Merge reason: This brach was on -rc1, refresh it to almost-rc4 to pick up the latest upstream fixes. 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 000000000000..2aab8f6fff41
--- /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 */