pxe_device Union Reference

Data Fields
struct {
PXE_UINT32   BusType
PXE_UINT16   Bus
PXE_UINT8   Device
PXE_UINT8   Function
}	PCI
struct {
PXE_UINT32   BusType
PXE_UINT16   Bus
PXE_UINT8   Device
PXE_UINT8   Function
}	PCC

Field Documentation

PXE_UINT16 pxe_device::Bus

Bus, device & function numbers that locate this device.

PXE_UINT32 pxe_device::BusType

See S/W UNDI ROMID structure definition for PCI and PCC BusType definitions.

PXE_UINT8 pxe_device::Device

PXE_UINT8 pxe_device::Function

struct { ... } pxe_device::PCC

struct { ... } pxe_device::PCI

PCI and PC Card NICs are both identified using bus, device and function numbers. For PC Card, this may require PC Card services to be loaded in the BIOS or preboot environment.