00001 /* 00002 * Copyright (c) 2009 Laurent Vivier 00003 * 00004 * Permission is hereby granted, free of charge, to any person obtaining a copy 00005 * of this software and associated documentation files (the "Software"), to deal 00006 * in the Software without restriction, including without limitation the rights 00007 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 00008 * copies of the Software, and to permit persons to whom the Software is 00009 * furnished to do so, subject to the following conditions: 00010 * 00011 * The above copyright notice and this permission notice shall be included in 00012 * all copies or substantial portions of the Software. 00013 * 00014 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00015 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00016 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 00017 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00018 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00019 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 00020 * THE SOFTWARE. 00021 */ 00022 00023 typedef struct DBDMA_io DBDMA_io; 00024 00025 typedef void (*DBDMA_flush)(DBDMA_io *io); 00026 typedef void (*DBDMA_rw)(DBDMA_io *io); 00027 typedef void (*DBDMA_end)(DBDMA_io *io); 00028 struct DBDMA_io { 00029 void *opaque; 00030 void *channel; 00031 target_phys_addr_t addr; 00032 int len; 00033 int is_last; 00034 int is_dma_out; 00035 DBDMA_end dma_end; 00036 }; 00037 00038 00039 void DBDMA_register_channel(void *dbdma, int nchan, qemu_irq irq, 00040 DBDMA_rw rw, DBDMA_flush flush, 00041 void *opaque); 00042 void DBDMA_schedule(void); 00043 void* DBDMA_init (int *dbdma_mem_index);