diff options
| -rw-r--r-- | include/asm-mips/mach-generic/spaces.h | 65 |
1 files changed, 27 insertions, 38 deletions
diff --git a/include/asm-mips/mach-generic/spaces.h b/include/asm-mips/mach-generic/spaces.h index 9a3c521047b8..d901e084a479 100644 --- a/include/asm-mips/mach-generic/spaces.h +++ b/include/asm-mips/mach-generic/spaces.h @@ -10,74 +10,56 @@ #ifndef _ASM_MACH_GENERIC_SPACES_H #define _ASM_MACH_GENERIC_SPACES_H +#include <linux/const.h> #ifdef CONFIG_32BIT -#define CAC_BASE 0x80000000 -#define IO_BASE 0xa0000000 -#define UNCAC_BASE 0xa0000000 +#define CAC_BASE _AC(0x80000000, UL) +#define IO_BASE _AC(0xa0000000, UL) +#define UNCAC_BASE _AC(0xa0000000, UL) #ifndef MAP_BASE -#define MAP_BASE 0xc0000000 -#endif - -/* - * This handles the memory map. - * We handle pages at KSEG0 for kernels with 32 bit address space. - */ -#ifndef PAGE_OFFSET -#define PAGE_OFFSET 0x80000000UL +#define MAP_BASE _AC(0xc0000000, UL) #endif /* * Memory above this physical address will be considered highmem. */ #ifndef HIGHMEM_START -#define HIGHMEM_START 0x20000000UL +#define HIGHMEM_START _AC(0x20000000, UL) #endif #endif /* CONFIG_32BIT */ #ifdef CONFIG_64BIT -/* - * This handles the memory map. - */ -#ifndef PAGE_OFFSET -#ifdef CONFIG_DMA_NONCOHERENT -#define PAGE_OFFSET 0x9800000000000000UL -#else -#define PAGE_OFFSET 0xa800000000000000UL -#endif -#endif - -/* - * 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 - #ifndef CAC_BASE #ifdef CONFIG_DMA_NONCOHERENT -#define CAC_BASE 0x9800000000000000UL +#define CAC_BASE _AC(0x9800000000000000, UL) #else -#define CAC_BASE 0xa800000000000000UL +#define CAC_BASE _AC(0xa800000000000000, UL) #endif #endif #ifndef IO_BASE -#define IO_BASE 0x9000000000000000UL +#define IO_BASE _AC(0x9000000000000000, UL) #endif #ifndef UNCAC_BASE -#define UNCAC_BASE 0x9000000000000000UL +#define UNCAC_BASE _AC(0x9000000000000000, UL) #endif #ifndef MAP_BASE -#define MAP_BASE 0xc000000000000000UL +#define MAP_BASE _AC(0xc000000000000000, UL) +#endif + +/* + * 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 (_AC(1, UL) << _AC(59, UL)) #endif #define TO_PHYS(x) ( ((x) & TO_PHYS_MASK)) @@ -86,4 +68,11 @@ #endif /* CONFIG_64BIT */ +/* + * This handles the memory map. + */ +#ifndef PAGE_OFFSET +#define PAGE_OFFSET CAC_BASE +#endif + #endif /* __ASM_MACH_GENERIC_SPACES_H */ |