include/hw/ide/ide-bus.h

   1 #ifndef HW_IDE_BUS_H
   2 #define HW_IDE_BUS_H
   3
   4 #include "exec/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