diff options
Diffstat (limited to 'include/asm-mips/mach-generic/spaces.h')
| -rw-r--r-- | include/asm-mips/mach-generic/spaces.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/asm-mips/mach-generic/spaces.h b/include/asm-mips/mach-generic/spaces.h index 0ae9997bc9a..9a3c521047b 100644 --- a/include/asm-mips/mach-generic/spaces.h +++ b/include/asm-mips/mach-generic/spaces.h @@ -16,13 +16,18 @@ #define CAC_BASE 0x80000000 #define IO_BASE 0xa0000000 #define UNCAC_BASE 0xa0000000 + +#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 +#endif /* * Memory above this physical address will be considered highmem. @@ -38,11 +43,13 @@ /* * 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. @@ -53,14 +60,25 @@ #define HIGHMEM_START (1UL << 59UL) #endif +#ifndef CAC_BASE #ifdef CONFIG_DMA_NONCOHERENT #define CAC_BASE 0x9800000000000000UL #else #define CAC_BASE 0xa800000000000000UL #endif +#endif + +#ifndef IO_BASE #define IO_BASE 0x9000000000000000UL +#endif + +#ifndef UNCAC_BASE #define UNCAC_BASE 0x9000000000000000UL +#endif + +#ifndef MAP_BASE #define MAP_BASE 0xc000000000000000UL +#endif #define TO_PHYS(x) ( ((x) & TO_PHYS_MASK)) #define TO_CAC(x) (CAC_BASE | ((x) & TO_PHYS_MASK)) |