NQ5000P S L9TN Intel, NQ5000P S L9TN Datasheet - Page 147

no-image

NQ5000P S L9TN

Manufacturer Part Number
NQ5000P S L9TN
Description
Manufacturer
Intel
Datasheet

Specifications of NQ5000P S L9TN

Mounting
Surface Mount
Lead Free Status / RoHS Status
Not Compliant
Register Description
Table 3-35. Maximum Link Width Default Value for Different PCI Express Ports
3.8.11.7
Intel® 5000P/5000V/5000Z Chipset Memory Controller Hub (MCH) Datasheet
Table 3-35
combine, the control registers for the combined port revert to the lower numbered
port. Thus when ports 2 and 3 are combined, the combined x8 port is accessed through
port 2 control registers.
PEXLNKCTRL[7:2, 0] - PCI Express Link Control Register
The PCI Express Link Control register controls the PCI Express Link specific parameters.
Device:
Function:
Offset:
Version:
Device:
Function:
Offset:
Version:
Device:
Function:
Offset:
Version:
Device/Port
11:10
9:4
3:0
Bit
0,3,5,7
2,6
4
Attr
RO
RO
RO
shows various combining options for PCI Express ports. When ports
0, 2-3
0
78h
Intel 5000P Chipset, Intel 5000V Chipset, Intel 5000Z Chipset
4-5
0
78h
Intel 5000Z Chipset
4-7
0
78h
Intel 5000P Chipset
{x16} endif
{x4} elseif
{x8} elseif
0,1,3,5,7)
(port 2,6)
Default
(port 4)
if (port
0001
01
ACTPMS: Active State Link PM Support
This field indicates the level of active state power management supported on
the given PCI Express port.
00: Disabled
01: L0s Entry Supported
10: Reserved
11: L0s and L1 Supported
The Intel 5000P Chipset MCH does not initiate L0s active state Power
Management but it does permit a downstream device from placing the link in
L0s
MLW: Maximum Link Width
This field indicates the maximum width of the given PCI Express Link
attached to the port.
000001: x1
000100: x4
001000: x8
010000: x16
Others - Reserved
See
MLS: Maximum Link Speed
This field indicates the maximum Link speed of the given PCI Express port.
0001: 2.5 Gb/s
Others -
Maximum Link Width
Table
Reserved
3-35.
x16
x4
x8
x8
Description
000100
001000
010000
001000
Value
147

Related parts for NQ5000P S L9TN