1 struct etraxfs_dma_client

     2 {

     3 	/* DMA controller. */

     4 	int channel;

     5 	void *ctrl;

     6 

     7 	/* client.  */

     8 	struct

     9 	{

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

    11 		void (*pull)(void *opaque);

    12 		void *opaque;

    13 	} client;

    14 };

    15 

    16 void *etraxfs_dmac_init(CPUState *env, target_phys_addr_t base, 

    17 			int nr_channels);

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

    19 			  int input);

    20 void etraxfs_dmac_connect_client(void *opaque, int c, 

    21 				 struct etraxfs_dma_client *cl);

    22 int etraxfs_dmac_input(struct etraxfs_dma_client *client, 

    23 		       void *buf, int len, int eop);