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u-boot/include/asm-sparc/page.h
Daniel Hellstrom c2f02da21a SPARC: Added generic support for SPARC architecture.
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
2008-04-08 07:58:32 +00:00

43 lines
1.3 KiB
C

/* 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 */