Hello, Justin Madru wrote: >> Ah.. strange. The command protocol is ATAPI_PROT_NODATA and the drive >> should be setting DRQ to receive CDB but it's not doing that. >> Strange. It could be that the drive is a little bit tardy with DRQ - >> ie. setting DRQ after clearing BUSY and ata_piix is now successfully >> hitting the small window for some reason. >> >> Does the attached patch make any difference? >> >> Thanks. >> >> > Ok, I applied your patch. Unfortunately, it didn't fix my problem. > I now get a different, but similar message; not sure if it happens less > frequently - still often though. Aiee... > What changes happened between .27 and .28 could've caused this? > Anyways, below is what I get now (with your patch), including the > frequency of occurrence. I have no idea and I'm afraid we'll need a bisection here. :-( Can you please try the attached patch? Thanks. -- tejun