515e9bed_isions_of__SeaBIOS____coreboot_Configuration_variables_Description
[Filename] optionroms-checksum [Description] 
Option ROMs are required to have correct checksums. However, some option ROMs in the wild don't correctly follow the specifications and have bad checksums. Set this to a zero value to allow SeaBIOS to execute them anyways.
Difference between revisions of "SeaBIOS" - coreboot
Description