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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1996, 99 Ralf Baechle
7 * Copyright (C) 2000, 2002 Maciej W. Rozycki
8 * Copyright (C) 1990, 1999 by Silicon Graphics, Inc.
9 */
10#ifndef _ASM_MACH_IP27_SPACES_H
11#define _ASM_MACH_IP27_SPACES_H
12
13/*
14 * IP27 uses the R10000's uncached attribute feature. Attribute 3 selects
15 * uncached memory addressing.
16 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070017
18#define HSPEC_BASE 0x9000000000000000
19#define IO_BASE 0x9200000000000000
20#define MSPEC_BASE 0x9400000000000000
21#define UNCAC_BASE 0x9600000000000000
Linus Torvalds1da177e2005-04-16 15:20:36 -070022
Linus Torvalds1da177e2005-04-16 15:20:36 -070023#define TO_MSPEC(x) (MSPEC_BASE | ((x) & TO_PHYS_MASK))
24#define TO_HSPEC(x) (HSPEC_BASE | ((x) & TO_PHYS_MASK))
25
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#define HIGHMEM_START (~0UL)
27
Franck Bui-Huu09bb9ce2007-06-04 17:46:31 +020028#include <asm/mach-generic/spaces.h>
29
Linus Torvalds1da177e2005-04-16 15:20:36 -070030#endif /* _ASM_MACH_IP27_SPACES_H */