summaryrefslogtreecommitdiffstats
path: root/kernel/arch/sh/include/asm/shmparam.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/arch/sh/include/asm/shmparam.h')
-rw-r--r--kernel/arch/sh/include/asm/shmparam.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/kernel/arch/sh/include/asm/shmparam.h b/kernel/arch/sh/include/asm/shmparam.h
new file mode 100644
index 000000000..ba1758d90
--- /dev/null
+++ b/kernel/arch/sh/include/asm/shmparam.h
@@ -0,0 +1,22 @@
+/*
+ * include/asm-sh/shmparam.h
+ *
+ * Copyright (C) 1999 Niibe Yutaka
+ * Copyright (C) 2006 Paul Mundt
+ *
+ * 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.
+ */
+#ifndef __ASM_SH_SHMPARAM_H
+#define __ASM_SH_SHMPARAM_H
+
+/*
+ * SH-4 and SH-3 7705 have an aliasing dcache. Bump this up to a sensible value
+ * for everyone, and work out the specifics from the probed cache descriptor.
+ */
+#define SHMLBA 0x4000 /* attach addr a multiple of this */
+
+#define __ARCH_FORCE_SHMLBA
+
+#endif /* __ASM_SH_SHMPARAM_H */