_PI_BUS_EXTENSION

//0x44 bytes (sizeof) struct _PI_BUS_EXTENSION { ULONG Flags; //0x0 ULONG NumberCSNs; //0x4 UCHAR* ReadDataPort; //0x8 UCHAR DataPortMapped; //0xc UCHAR* AddressPort; //0x10 UCHAR AddrPortMapped; //0x14 UCHAR* CommandPort; //0x18 UCHAR CmdPortMapped; //0x1c ULONG NextSlotNumber; //0x20 struct _SINGLE_LIST_ENTRY DeviceList; //0x24 struct _SINGLE_LIST_ENTRY CardList; //0x28 struct _DEVICE_OBJECT* PhysicalBusDevice; //0x2c struct _DEVICE_OBJECT* FunctionalBusDevice; //0x30 struct _DEVICE_OBJECT* AttachedDevice; //0x34 ULONG BusNumber; //0x38 enum _SYSTEM_POWER_STATE SystemPowerState; //0x3c enum _DEVICE_POWER_STATE DevicePowerState; //0x40 };