[BACK]Return to spaces.h CVS log [TXT][DIR] Up to [Development] / linux-2.6-xfs / include / asm-mips / mach-ip32
File: [Development] / linux-2.6-xfs / include / asm-mips / mach-ip32 / Attic / spaces.h (download)

Revision 1.2, Fri Mar 4 14:41:21 2005 UTC (12 years, 7 months ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.1: +6 -12 lines 

Merge up to 2.6.11
Merge of 2.6.x-xfs-melb:linux:21721a by kenmcd.

/*
 * 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.
 *
 * Copyright (C) 1994 - 1999, 2000, 03, 04, 05 Ralf Baechle (ralf@linux-mips.org)
 * Copyright (C) 2000, 2002  Maciej W. Rozycki
 * Copyright (C) 1990, 1999, 2000 Silicon Graphics, Inc.
 */
#ifndef _ASM_MACH_IP32_SPACES_H
#define _ASM_MACH_IP32_SPACES_H

/*
 * Memory above this physical address will be considered highmem.
 * Fixme: 59 bits is a fictive number and makes assumptions about processors
 * in the distant future.  Nobody will care for a few years :-)
 */
#ifndef HIGHMEM_START
#define HIGHMEM_START		(1UL << 59UL)
#endif

#define CAC_BASE		0x9800000000000000
#define IO_BASE			0x9000000000000000
#define UNCAC_BASE		0x9000000000000000
#define MAP_BASE		0xc000000000000000

#define TO_PHYS(x)		(             ((x) & TO_PHYS_MASK))
#define TO_CAC(x)		(CAC_BASE   | ((x) & TO_PHYS_MASK))
#define TO_UNCAC(x)		(UNCAC_BASE | ((x) & TO_PHYS_MASK))

/*
 * This handles the memory map.
 */
#define PAGE_OFFSET		CAC_BASE

#endif /* __ASM_MACH_IP32_SPACES_H */