Archipelago » qemu

/*

 * Copyright (c) 2009 Laurent Vivier

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 */

typedef struct DBDMA_io DBDMA_io;

typedef void (*DBDMA_flush)(DBDMA_io *io);

typedef void (*DBDMA_rw)(DBDMA_io *io);

typedef void (*DBDMA_end)(DBDMA_io *io);

struct DBDMA_io {

    void *opaque;

    void *channel;

    a_target_phys_addr addr;

    int len;

    int is_last;

    int is_dma_out;

    DBDMA_end dma_end;

};

void DBDMA_register_channel(void *dbdma, int nchan, qemu_irq irq,

                            DBDMA_rw rw, DBDMA_flush flush,

                            void *opaque);

void DBDMA_schedule(void);

void* DBDMA_init (int *dbdma_mem_index);