| /* |
| * 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 */ |