#ifndef _NTIOAPI_H
typedef enum _BUS_DATA_TYPE
{
ConfigurationSpaceUndefined = -1,
Cmos,
EisaConfiguration,
Pos,
CbusConfiguration,
PCIConfiguration,
VMEConfiguration,
NuBusConfiguration,
PCMCIAConfiguration,
MPIConfiguration,
MPSAConfiguration,
PNPISAConfiguration,
SgiInternalConfiguration,
MaximumBusDataType
} BUS_DATA_TYPE, *PBUS_DATA_TYPE;
View code on GitHub
This enumeration is documented in Windows Driver Kit.