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/*
* 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) 1996, 99 Ralf Baechle
* Copyright (C) 2000, 2002 Maciej W. Rozycki
* Copyright (C) 1990, 1999 by Silicon Graphics, Inc.
*/
#ifndef _ASM_MACH_IP27_SPACES_H
#define _ASM_MACH_IP27_SPACES_H
/*
* IP27 uses the R10000's uncached attribute feature. Attribute 3 selects
* uncached memory addressing.
*/
#define CAC_BASE 0xa800000000000000
#define HSPEC_BASE 0x9000000000000000
#define IO_BASE 0x9200000000000000
#define MSPEC_BASE 0x9400000000000000
#define UNCAC_BASE 0x9600000000000000
#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))
#define TO_MSPEC(x) (MSPEC_BASE | ((x) & TO_PHYS_MASK))
#define TO_HSPEC(x) (HSPEC_BASE | ((x) & TO_PHYS_MASK))
#define PAGE_OFFSET CAC_BASE
#define HIGHMEM_START (~0UL)
#endif /* _ASM_MACH_IP27_SPACES_H */
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