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-rw-r--r--include/asm-arm/arch-h720x/memory.h31
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
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+++ b/include/asm-arm/arch-h720x/memory.h
@@ -0,0 +1,31 @@
1/*
2 * linux/include/asm-arm/arch-h720x/memory.h
3 *
4 * Copyright (c) 2000 Jungjun Kim
5 *
6 */
7#ifndef __ASM_ARCH_MEMORY_H
8#define __ASM_ARCH_MEMORY_H
9
10/*
11 * Page offset:
12 * ( 0xc0000000UL )
13 */
14#define PHYS_OFFSET (0x40000000UL)
15
16/*
17 * Virtual view <-> DMA view memory address translations
18 * virt_to_bus: Used to translate the virtual address to an
19 * address suitable to be passed to set_dma_addr
20 * bus_to_virt: Used to convert an address for DMA operations
21 * to an address that the kernel can use.
22 *
23 * There is something to do here later !, Mar 2000, Jungjun Kim
24 */
25
26#define __virt_to_bus__is_a_macro
27#define __virt_to_bus(x) __virt_to_phys(x)
28#define __bus_to_virt__is_a_macro
29#define __bus_to_virt(x) __phys_to_virt(x)
30
31#endif