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spaces.h

/*
 * 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 HSPEC_BASE            0x9000000000000000
#define IO_BASE               0x9200000000000000
#define MSPEC_BASE            0x9400000000000000
#define UNCAC_BASE            0x9600000000000000

#define TO_MSPEC(x)           (MSPEC_BASE | ((x) & TO_PHYS_MASK))
#define TO_HSPEC(x)           (HSPEC_BASE | ((x) & TO_PHYS_MASK))

#define HIGHMEM_START         (~0UL)

#include <asm/mach-generic/spaces.h>

#endif /* _ASM_MACH_IP27_SPACES_H */

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