1#ifndef HW_ISA_H 2#define HW_ISA_H 3 4/* ISA bus */ 5 6#include "ioport.h" 7#include "qdev.h" 8 9extern target_phys_addr_t isa_mem_base; 10 11void isa_mmio_init(target_phys_addr_t base, target_phys_addr_t size); 12 13/* dma.c */ 14int DMA_get_channel_mode (int nchan); 15int DMA_read_memory (int nchan, void *buf, int pos, int size); 16int DMA_write_memory (int nchan, void *buf, int pos, int size); 17void DMA_hold_DREQ (int nchan); 18void DMA_release_DREQ (int nchan); 19void DMA_schedule(int nchan); 20void DMA_init (int high_page_enable); 21void DMA_register_channel (int nchan, 22 DMA_transfer_handler transfer_handler, 23 void *opaque); 24#endif 25