blob: 44abe5c0238997b942a71f85b3cfab39c649e348 (
plain) (
tree)
|
|
/*
* 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 0x9800000000000000UL
#define IO_BASE 0x9000000000000000UL
#define UNCAC_BASE 0x9000000000000000UL
#define MAP_BASE 0xc000000000000000UL
#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 */
|
