Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / m32r / include / asm / cachectl.h

diff --git a/kernel/arch/m32r/include/asm/cachectl.h b/kernel/arch/m32r/include/asm/cachectl.h
new file mode 100644 (file)
index 0000000..2aab8f6
--- /dev/null
+++ b/kernel/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 */