[thirdparty/u-boot.git] / arch / sparc / include / asm / page.h

/* 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)
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#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 */
Commit	Line	Data
c2f02da2 DH	1	/* page.h: Various defines and such for MMU operations on the Sparc for
	2	* the Linux kernel.
	3	*
	4	* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
	5	* Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
	6	*
1a459660	7	* SPDX-License-Identifier: GPL-2.0+
c2f02da2 DH	8	*/
	9
	10	#ifndef _SPARC_PAGE_H
	11	#define _SPARC_PAGE_H
	12
	13	#include <linux/config.h>
	14	#ifdef CONFIG_SUN4
	15	#define PAGE_SHIFT 13
	16	#else
	17	#define PAGE_SHIFT 12
	18	#endif
	19
	20	#ifndef __ASSEMBLY__
	21	/* I have my suspicions... -DaveM */
	22	#define PAGE_SIZE (1UL << PAGE_SHIFT)
	23	#else
	24	#define PAGE_SIZE (1 << PAGE_SHIFT)
	25	#endif
	26
	27	#define PAGE_MASK (~(PAGE_SIZE-1))
	28
	29	#endif /* _SPARC_PAGE_H */