[SeaBIOS] Failure to detect high-capacity SD card

Paul Menzel pmenzel at molgen.mpg.de
Wed Feb 7 09:14:12 CET 2018

Dear Chris,

Am 07.02.2018 um 01:38 schrieb Chris:
> Re: https://mail.coreboot.org/pipermail/seabios/2017-October/011862.html
> Did this ever get resolved? I didn't see a response to the final log.
> I'm experiencing the same thing on the same platform (ASUS C302 CAVE).
> Card brand doesn't seem to matter. I've tried 32GB Samsung EVO cards,
> various SanDisk cards from 32GB to 128GB. None show up as boot options
> in SeaBIOS. If I use the exact same data/layout except on a smaller
> card like 1GB of any brand then it works no problem.
> Same large cards boot fine off an external USB card reader. It appears
> to be an issue with the integrated SD card reader on the C302.
> I'm using the same latest MrChromeBox build from May 2017. >
> Any ideas?

Please tell us what SeaBIOS version you use, and attach the debug logs 
from a working and non-working setup.

Kind regards,


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