1 /* 2 * Copyright (c) 2009 Laurent Vivier 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a copy 5 * of this software and associated documentation files (the "Software"), to deal 6 * in the Software without restriction, including without limitation the rights 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 * copies of the Software, and to permit persons to whom the Software is 9 * furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 20 * THE SOFTWARE. 21 */ 22 23 #include "memory.h" 24 25 typedef struct DBDMA_io DBDMA_io; 26 27 typedef void (*DBDMA_flush)(DBDMA_io *io); 28 typedef void (*DBDMA_rw)(DBDMA_io *io); 29 typedef void (*DBDMA_end)(DBDMA_io *io); 30 struct DBDMA_io { 31 void *opaque; 32 void *channel; 33 hwaddr addr; 34 int len; 35 int is_last; 36 int is_dma_out; 37 DBDMA_end dma_end; 38 }; 39 40 41 void DBDMA_register_channel(void *dbdma, int nchan, qemu_irq irq, 42 DBDMA_rw rw, DBDMA_flush flush, 43 void *opaque); 44 void* DBDMA_init (MemoryRegion **dbdma_mem); 45