Re: cd burning with plextor drives.

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> (As a historical oddity - there _was_ this bug in some drive that would 
> corrupt the firmware by mistake, though - I think we _did_ actually fry 
> some drives by sending it a "cache flush" command that it wasn't 
> expecting, and that it turned into firmware reload thing or something. I 
> think Alan Cox knows all the gruesome details, but that we could 
> definitely blame on bad hardware..

since you asked for it...

a certain distribution shipped a preproduction version of a packet
writing patch or it was some barrier thing, I forgot, which would end up
sending an *ATA* "cache flush" command to ATAPI drives that didn't claim
to understand that command range. A certain model of cdrom drive (LG?)
actually had that same command byte code as "flash firmware". 

Arguably it's a very stupid value to pick, but it's also not technically
a drive bug; the drive explicitly claimed to not understand the command
set in question, and that distro kernel sent it anyway. 


-- 
if you want to mail me at work (you don't), use arjan (at) linux.intel.com

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