struct etraxfs_dma_client

{

	/* DMA controller. */

	int channel;

	void *ctrl;

	/* client.  */

	struct

	{

		int (*push)(void *opaque, unsigned char *buf, int len);

		void (*pull)(void *opaque);

		void *opaque;

	} client;

};

void *etraxfs_dmac_init(CPUState *env, target_phys_addr_t base, 

			int nr_channels);

void etraxfs_dmac_connect(void *opaque, int channel, qemu_irq *line,

			  int input);

void etraxfs_dmac_connect_client(void *opaque, int c, 

				 struct etraxfs_dma_client *cl);

int etraxfs_dmac_input(struct etraxfs_dma_client *client, 

		       void *buf, int len, int eop);