Keith Hui wrote: > The hard disk booting stalled after SeaBIOS. Took me hours but > eventually I found a line in my serial log that there has been a > DMA timeout. Turning UDMA off in devicetree.cb and flash again made > it boot again. So I would have to revert 576315e1 (aka CB:40961), > but I'm hesitant because that seemed like the reasonable thing to > do and it should have worked.
UDMA should only ever be enabled for a channel when an actual drive that supports UDMA is connected. I don't believe it's a good idea to enable UDMA on channels without a connected drive. And finally the UDMA code can of course be buggy. Regards //Peter _______________________________________________ coreboot mailing list -- coreboot@coreboot.org To unsubscribe send an email to coreboot-le...@coreboot.org
