1 #ifndef HW_IDE_BUS_H 2 #define HW_IDE_BUS_H 3 4 #include "system/ioport.h" 5 #include "hw/ide/ide-dev.h" 6 #include "hw/ide/ide-dma.h" 7 8 struct IDEBus { 9 BusState qbus; 10 IDEDevice *master; 11 IDEDevice *slave; 12 IDEState ifs[2]; 13 QEMUBH *bh; 14 15 int bus_id; 16 int max_units; 17 IDEDMA *dma; 18 uint8_t unit; 19 uint8_t cmd; 20 qemu_irq irq; /* bus output */ 21 22 int error_status; 23 uint8_t retry_unit; 24 int64_t retry_sector_num; 25 uint32_t retry_nsector; 26 PortioList portio_list; 27 PortioList portio2_list; 28 VMChangeStateEntry *vmstate; 29 }; 30 31 #define TYPE_IDE_BUS "IDE" 32 OBJECT_DECLARE_SIMPLE_TYPE(IDEBus, IDE_BUS) 33 34 void ide_bus_init(IDEBus *idebus, size_t idebus_size, DeviceState *dev, 35 int bus_id, int max_units); 36 IDEDevice *ide_bus_create_drive(IDEBus *bus, int unit, DriveInfo *drive); 37 38 int ide_get_geometry(BusState *bus, int unit, 39 int16_t *cyls, int8_t *heads, int8_t *secs); 40 int ide_get_bios_chs_trans(BusState *bus, int unit); 41 42 #endif 43