> I've relayed your reply to the pata_amd user on the forum. As for my > case with pata_via, until this is fixed, is there any way to force it > to use a higher UDMA? Is there a flag that can be passed in, for In your case given the BIOS appears to be informing us you have a 40wire cable there isn't much that can be fixed > example, in /sys somewhere? hdparm fails to set a higher UDMA and I > looked at sdparm but don't see anything in it to increase UDMA... Tejun some time ago added stuff to override all of these things: See Documentation/kernel-parameters.txt libata.force= which will let you override all sorts of autodetection for quirky boards -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html