mon_dma.c

来自「omap3 linux 2.6 用nocc去除了冗余代码」· C语言 代码 · 共 31 行

/*
 * The USB Monitor, inspired by Dave Harding's USBMon.
 *
 * mon_dma.c: Library which snoops on DMA areas.
 *
 * Copyright (C) 2005 Pete Zaitcev ([e-mail])
 */
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/highmem.h>
#include <asm/page.h>

#include <linux/usb.h>	/* Only needed for declarations in usb_mon.h */
#include "usb_mon.h"

/*
 * PC-compatibles, are, fortunately, sufficiently cache-coherent for this.
 */

char mon_dmapeek(unsigned char *dst, dma_addr_t dma_addr, int len)
{
	return 'D';
}

void mon_dmapeek_vec(const struct mon_reader_bin *rp,
    unsigned int offset, dma_addr_t dma_addr, unsigned int length)
{
	;
}