Pci Address - Intel Extensible Firmware Interface Specification

Intel extensible firmware interface specification
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Extensible Firmware Interface Specification
Table 6-1.

PCI Address

Mnemonic
Register
Function
Device
Bus
Segment
Reserved
Status Codes Returned
EFI_SUCCESS
EFI_UNSUPPORTED
EFI_INVALID_PARAMETER
EFI_OUT_OF_RESOURCES
142
Byte
Byte
Offset
Length
Description
0
1
The register number on the function.
1
1
The function on the device.
2
1
The device on the bus.
3
1
The bus.
4
1
The segment number.
5
3
Must be zero.
The data was read from or written to the device
Address
The
is not valid for this system.
Width
or
Count
The request could not be completed due to a lack of resources.
12/12/00
.
, or both, were invalid.
Version 1.02

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