summaryrefslogtreecommitdiff
path: root/arch/sparc/include/asm/cache.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc/include/asm/cache.h')
-rw-r--r--arch/sparc/include/asm/cache.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/cache.h b/arch/sparc/include/asm/cache.h
new file mode 100644
index 000000000..5bb6991b4
--- /dev/null
+++ b/arch/sparc/include/asm/cache.h
@@ -0,0 +1,25 @@
+/* cache.h: Cache specific code for the Sparc. These include flushing
+ * and direct tag/data line access.
+ *
+ * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net)
+ */
+
+#ifndef _SPARC_CACHE_H
+#define _SPARC_CACHE_H
+
+#define ARCH_SLAB_MINALIGN __alignof__(unsigned long long)
+
+#define L1_CACHE_SHIFT 5
+#define L1_CACHE_BYTES 32
+
+#ifdef CONFIG_SPARC32
+#define SMP_CACHE_BYTES_SHIFT 5
+#else
+#define SMP_CACHE_BYTES_SHIFT 6
+#endif
+
+#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
+
+#define __read_mostly __attribute__((__section__(".data..read_mostly")))
+
+#endif /* !(_SPARC_CACHE_H) */