43 lines
1002 B
C
43 lines
1002 B
C
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#ifndef HW_IDE_BUS_H
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#define HW_IDE_BUS_H
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#include "exec/ioport.h"
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#include "hw/ide/ide-dev.h"
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#include "hw/ide/ide-dma.h"
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struct IDEBus {
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BusState qbus;
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IDEDevice *master;
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IDEDevice *slave;
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IDEState ifs[2];
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QEMUBH *bh;
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int bus_id;
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int max_units;
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IDEDMA *dma;
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uint8_t unit;
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uint8_t cmd;
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qemu_irq irq; /* bus output */
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int error_status;
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uint8_t retry_unit;
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int64_t retry_sector_num;
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uint32_t retry_nsector;
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PortioList portio_list;
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PortioList portio2_list;
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VMChangeStateEntry *vmstate;
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};
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#define TYPE_IDE_BUS "IDE"
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OBJECT_DECLARE_SIMPLE_TYPE(IDEBus, IDE_BUS)
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void ide_bus_init(IDEBus *idebus, size_t idebus_size, DeviceState *dev,
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int bus_id, int max_units);
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IDEDevice *ide_bus_create_drive(IDEBus *bus, int unit, DriveInfo *drive);
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int ide_get_geometry(BusState *bus, int unit,
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int16_t *cyls, int8_t *heads, int8_t *secs);
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int ide_get_bios_chs_trans(BusState *bus, int unit);
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#endif
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