diff options
Diffstat (limited to 'include/asm-arm/arch-h720x/memory.h')
| -rw-r--r-- | include/asm-arm/arch-h720x/memory.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/asm-arm/arch-h720x/memory.h b/include/asm-arm/arch-h720x/memory.h new file mode 100644 index 000000000000..5633447af268 --- /dev/null +++ b/include/asm-arm/arch-h720x/memory.h @@ -0,0 +1,31 @@ +/* + * linux/include/asm-arm/arch-h720x/memory.h + * + * Copyright (c) 2000 Jungjun Kim + * + */ +#ifndef __ASM_ARCH_MEMORY_H +#define __ASM_ARCH_MEMORY_H + +/* + * Page offset: + * ( 0xc0000000UL ) + */ +#define PHYS_OFFSET (0x40000000UL) + +/* + * Virtual view <-> DMA view memory address translations + * virt_to_bus: Used to translate the virtual address to an + * address suitable to be passed to set_dma_addr + * bus_to_virt: Used to convert an address for DMA operations + * to an address that the kernel can use. + * + * There is something to do here later !, Mar 2000, Jungjun Kim + */ + +#define __virt_to_bus__is_a_macro +#define __virt_to_bus(x) __virt_to_phys(x) +#define __bus_to_virt__is_a_macro +#define __bus_to_virt(x) __phys_to_virt(x) + +#endif |