11 kpci uefi shell command, Am5020 uefi bios the uefi shell – Kontron AM5020 uEFI BIOS User Manual
Page 57
AM5020 uEFI BIOS
The uEFI Shell
ID 1045-0247, Rev. 1.0
Page 51
P R E L I M I N A R Y
6.2.11
kpci uEFI Shell Command
kpci
FUNCTION:
Control PCI Express configuration
SYNTAX:
kpci [-b|-v|-x|-h|-?][parameter]
where:
-b
Display output page by page
-v
Be more verbose
-x
Show transferred data in hex
-h
Show this help
?
Show this help
Available parameters:
pcie -- PCI Express port lane configuration
DESCRIPTION:
The kpci command can control the behavior of the AMC PCI Express
port and keep this configuration in sync with FRU data offered by the
IPMI controller during E-Keying.
USAGE:
Display PCIe port(s) setting:
COMMAND / RESPONSE:
Shell> kpci pcie
Set PCIe port(s) to be two times x4:
COMMAND / RESPONSE:
Shell> kpcie pcie 1x4
Note: If the PCI Express setting in the uEFI BIOS does not correspond
to that in the MMC, a warning message for 5 seconds is displayed.
Please use this command to correct this condition.
Set PCIe port(s) to be eight times x1
COMMAND / RESPONSE:
Shell> kpcie pcie 4x1
Note: If the PCI Express setting in the uEFI BIOS does not correspond
to that in the MMC, a warning message for 5 seconds is displayed.
Please use this command to correct this condition.