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authorDaniel Hellstrom <daniel@gaisler.com>2008-03-28 09:47:00 +0100
committerDaniel Hellstrom <daniel@gaisler.com>2008-04-08 07:58:32 +0000
commitc2f02da21a3f37f0878554eebc785e04fdc4e128 (patch)
tree169e423067d8298e0568ff7b13c5419185008b38 /include/asm-sparc/page.h
parentaeff6d503b6006573d5c6b04fc658a64bebee5fa (diff)
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SPARC: Added generic support for SPARC architecture.
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Diffstat (limited to 'include/asm-sparc/page.h')
-rw-r--r--include/asm-sparc/page.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/include/asm-sparc/page.h b/include/asm-sparc/page.h
new file mode 100644
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--- /dev/null
+++ b/include/asm-sparc/page.h
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+/* page.h: Various defines and such for MMU operations on the Sparc for
+ * the Linux kernel.
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#ifndef _SPARC_PAGE_H
+#define _SPARC_PAGE_H
+
+#include <linux/config.h>
+#ifdef CONFIG_SUN4
+#define PAGE_SHIFT 13
+#else
+#define PAGE_SHIFT 12
+#endif
+
+#ifndef __ASSEMBLY__
+/* I have my suspicions... -DaveM */
+#define PAGE_SIZE (1UL << PAGE_SHIFT)
+#else
+#define PAGE_SIZE (1 << PAGE_SHIFT)
+#endif
+
+#define PAGE_MASK (~(PAGE_SIZE-1))
+
+#endif /* _SPARC_PAGE_H */