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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-arm/] [hardware/] [memc.h] - Rev 1765

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/*
 *  linux/include/asm-arm/hardware/memc.h
 *
 *  Copyright (C) Russell King.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#define VDMA_ALIGNMENT	PAGE_SIZE
#define VDMA_XFERSIZE	16
#define VDMA_INIT	0
#define VDMA_START	1
#define VDMA_END	2
 
#ifndef __ASSEMBLY__
extern void memc_write(unsigned int reg, unsigned long val);
 
#define video_set_dma(start,end,offset)				\
do {								\
	memc_write (VDMA_START, (start >> 2));			\
	memc_write (VDMA_END, (end - VDMA_XFERSIZE) >> 2);	\
	memc_write (VDMA_INIT, (offset >> 2));			\
} while (0)
 
#endif
 

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