Page 66
7.3.7.2.
PCI and PCIe > PCH-PCIe Configuration
Feature
Options
Description
PCH-PCIe Configuration
Info only
PCI Express Clock Gating
Disabled
Enable
Enable/Disable PCI Express Clock Gating for each root port.
DMI Link ASPM Control
Disabled
Enable
The control of Active State Power Management on both NB side
and SB side of the DMI Link.
DMI Link Extended Synch Control
Disabled
Enable
The control of Extended Synch on SB side of the DMI Link.
PCIe-USB
Glitch
W/A
Disabled
Enable
PCIe-USB Glitch W/A for bad USB device(s) connected behind
PCIE/PEG Port.
PCIE Root Port Function Swapping
Disabled
Enable
Enable/Disable PCI Express PCI Express Root Port Function
Swapping.
Subtractive Decode
Disabled
Enable
Enable/Disable PCI Express Subtractive Decode.
PCIE Ports 1-4 Configuration
4x1 Port
1X2 2X1 Port
2X2 Port
1X4 Port
To configure PCI-E Port 1-4 of PCH.
[4X1]: Port 1-4 (x1) and Port 8 (x1)
[1x2 2x1]: Port 1 (x2), Port 2 (disabled), Ports 3 and Port 4 (x1)
[2x2]: Port 1-2 (x2) and Port 3-4 (x2)/[1x4]:Port 1 (x4), Ports 2-4
(disable)
PCIE Ports 5-8 Configuration
4x1 Port
1X2 2X1 Port
To configure PCI-E Port 5-7 of PCH.
[4X1] : Port 5-8 (x1) and Port 8 (x1)
[1x2 2x1]: Port 5 (x2), Port 6 (disabled), Ports 7 and Port 8 (x1)
PCI Express Root Port 1~7
Submenu
Configure PCI Express Root Port 1~7 setting.
PCI and PCIe > PCH-PCIe Configuration > PCI Express Root Port
Feature
Options
Description
PCI Express Root Port
Disabled
Enable
Control the PCI Express Root Port.
ASPM Support
Disabled
Enable
Set the ASPM Level: Force L0s - Force all links to L0s
State: AUTO - BIOS auto configure: DISABLE - Disables
ASPM
L1 Substates
Disabled
Enable
PCI Express L1 Substates settings.
URR
Disabled
Enable
Enable/Disable PCI Express Unsupported Request
Reporting.
FER
Disabled
Enable
Enable/Disable PCI Express Device Fatal Error Reporting.
NFER
Disabled
Enable
Enable/Disable PCI Express Device Non-Fatal Error
Reporting.
CER
Disabled
Enable
Enable/Disable PCI Express Device Correctable Error
Reporting.
CTO
Disabled
Enable
Enable/Disable PCI Express Completion Timer TO.
SEFE
Disabled
Enable
Enable/Disable Root PCI Express System Error on Fatal
Error.
Содержание COM Express Express-BL
Страница 13: ...Express BL Page 13 2 17 Functional Diagram AB CD FDI DMI...
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