Kontron CP6002 uEFI BIOS - Manual (Page 57)

CP6002 uEFI BIOS The uEFI Shell
ID 1039-1612, Rev. 2.0 Page 51
7.2.1 kBiosRevision uEFI Shell Command
kBiosRevision
FUNCTION: Get BIOS revision
SYNTAX:
kBiosRevision [-?|-lt|-eq|-gt] <number>
where:
? Show online help
-lt Check if current BIOS revision is less than <number>
-eq Check if current BIOS revision is equal to <number>
-gt Check if current BIOS revision is greater than
<number>
<number> revision number to be used
DESCRIPTION: The kBiosRevision command can be used to display the current BIOS
revision. In scripting environments it can be used to perform checks
against a specified BIOS revision number.
Note that the command name “kBiosRevision” is case sensitive.
USAGE: Display current BIOS revision:
COMMAND / RESPONSE:
Shell> kBiosRevision
BIOS revision: 21
Check if current BIOS revision is equal to R21 (used within EFI shell
script):
kBiosRevision -eq 21
if not %lasterror% == 0 then
echo "NOT R21, need to update"
goto _update
else
"EFI R21 found"
endif