1 #ifndef HW_ISA_H 2 #define HW_ISA_H 3 /* ISA bus */ 4 5 extern target_phys_addr_t isa_mem_base; 6 7 int register_ioport_read(int start, int length, int size, 8 IOPortReadFunc *func, void *opaque); 9 int register_ioport_write(int start, int length, int size, 10 IOPortWriteFunc *func, void *opaque); 11 void isa_unassign_ioport(int start, int length); 12 13 void isa_mmio_init(target_phys_addr_t base, target_phys_addr_t size); 14 15 /* dma.c */ 16 int DMA_get_channel_mode (int nchan); 17 int DMA_read_memory (int nchan, void *buf, int pos, int size); 18 int DMA_write_memory (int nchan, void *buf, int pos, int size); 19 void DMA_hold_DREQ (int nchan); 20 void DMA_release_DREQ (int nchan); 21 void DMA_schedule(int nchan); 22 void DMA_init (int high_page_enable); 23 void DMA_register_channel (int nchan, 24 DMA_transfer_handler transfer_handler, 25 void *opaque); 26 #endif 27
