struct _DBGKD_READ_WRITE_IO_EXTENDED64// Size=0x20
{
    unsigned long DataSize;// Offset=0x0 Size=0x4
    unsigned long InterfaceType;// Offset=0x4 Size=0x4
    unsigned long BusNumber;// Offset=0x8 Size=0x4
    unsigned long AddressSpace;// Offset=0xc Size=0x4
    unsigned long long IoAddress;// Offset=0x10 Size=0x8
    unsigned long DataValue;// Offset=0x18 Size=0x4
};