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34 lines
769 B
34 lines
769 B
20 years ago
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/*
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* linux/include/asm-arm/arch-rpc/dma.h
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*
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* Copyright (C) 1997 Russell King
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_DMA_H
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#define __ASM_ARCH_DMA_H
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/*
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* This is the maximum DMA address that can be DMAd to.
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* There should not be more than (0xd0000000 - 0xc0000000)
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* bytes of RAM.
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*/
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#define MAX_DMA_ADDRESS 0xd0000000
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#define MAX_DMA_CHANNELS 8
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#define DMA_0 0
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#define DMA_1 1
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#define DMA_2 2
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#define DMA_3 3
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#define DMA_S0 4
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#define DMA_S1 5
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#define DMA_VIRTUAL_FLOPPY 6
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#define DMA_VIRTUAL_SOUND 7
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#define DMA_FLOPPY DMA_VIRTUAL_FLOPPY
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#endif /* _ASM_ARCH_DMA_H */
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