Date: Wed, 17 Sep 2003 11:38:45 +0200 (CEST) From: Soren Schmidt <sos@spider.deepcore.dk> To: =?ISO-8859-1?Q?Dag-Erling_Sm=F8rgrav?= <des@des.no> Cc: current@FreeBSD.ORG Subject: Re: ATAng hangs with kernel from september 15 Message-ID: <200309170938.h8H9cjqL010444@spider.deepcore.dk> In-Reply-To: <xzpr82fg3sm.fsf@dwp.des.no>
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It seems Dag-Erling Smørgrav wrote: > Soren Schmidt <sos@spider.deepcore.dk> writes: > > Well, the ATA driver has just grown more standard compliant :) > > You *must* hang around for 31secs to wait for slow devices to come ready, > > according to the ATA specs. Now I've gone to great length before to > > get around this by using clever heuristics, and I'm getting there again, > > but there are *so* many crappy devices out there that it takes time > > to accomodate them all. > > Is there any way you can postpone the device initialization so you can > do them in paralell? That wont help anything here, this is pre device init stuff.. > Or make the length of the wait configurable, like SCSI_DELAY? That would be a gross hack, the spec says to wait 31 secs and thats it, if you want to wait shorter go ahead and change your local sources, but we need to find a real solution (and I will get there, I just need enough datapoints to find the right solution)... -Søren
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