QG82945GSE S LB2R Intel, QG82945GSE S LB2R Datasheet - Page 220

• Manufacturer Part Number: QG82945GSE S LB2R
• Description: GRAPHICS AND MEM CNTRL HUB; No. of Pins: 998; Package / Case: FCBGA; Interface Type: PCI, SATA, USB
• Manufacturer: Intel

6.7.12
220
EPESD - EP Element Self Description
B/D/F/Type:
Address Offset:
Default Value:
Access:
Size:
This register provides information about the root complex element containing this Link
Declaration Capability.
31:24
23:16
15:8
7:4
3:0
Bit
Access
R/WO
RO
RO
RO
RO
Default
Value
00h
00h
02h
0h
1h
Port Number (PN):
This field specifies the port number associated with this
element with respect to the component that contains this
element.
Value of 00 h indicates to configuration software that this is the
default egress port.
Component ID (CID):
Identifies the physical component that contains this Root
Complex Element.
This value is a mirror of the value in the Component ID field of
all elements in this component. The value only needs to be
written in one of the mirrored fields and it will be reflected
everywhere that it is mirrored.
Number of Link Entries (NLE):
Indicates the number of link entries following the Element Self
Description. This field reports 2 (one each for PEG and DMI).
Reserved
Element Type (ET):
Indicates the type of the Root Complex Element.
Value of h represents a port to system memory.
0/0/0/EPBAR
44-47h
00000201h
R/WO; RO
32 bits
Description
Device 0 Memory Mapped I/O Register
Datasheet