linux-zen-server/arch/mips/include/asm/mach-ip27/spaces.h

36 lines
1.1 KiB
C

/*
* 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
#include <linux/const.h>
/*
* IP27 uses the R10000's uncached attribute feature. Attribute 3 selects
* uncached memory addressing. Hide the definitions on 32-bit compilation
* of the compat-vdso code.
*/
#ifdef CONFIG_64BIT
#define HSPEC_BASE _AC(0x9000000000000000, UL)
#define IO_BASE _AC(0x9200000000000000, UL)
#define MSPEC_BASE _AC(0x9400000000000000, UL)
#define UNCAC_BASE _AC(0x9600000000000000, UL)
#define CAC_BASE _AC(0xa800000000000000, UL)
#endif
#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 */