qemu/hw/isa.h

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#ifndef HW_ISA_H
#define HW_ISA_H
/* ISA bus */
#include "ioport.h"
extern target_phys_addr_t isa_mem_base;
void isa_mmio_init(target_phys_addr_t base, target_phys_addr_t size);
/* dma.c */
int DMA_get_channel_mode (int nchan);
int DMA_read_memory (int nchan, void *buf, int pos, int size);
int DMA_write_memory (int nchan, void *buf, int pos, int size);
void DMA_hold_DREQ (int nchan);
void DMA_release_DREQ (int nchan);
void DMA_schedule(int nchan);
void DMA_init (int high_page_enable);
void DMA_register_channel (int nchan,
DMA_transfer_handler transfer_handler,
void *opaque);
#endif