Date: Mon, 14 Apr 2003 16:15:43 +0200 (CEST) From: Soeren Schmidt <sos@spider.deepcore.dk> To: Maxim Sobolev <sobomax@portaone.com> Cc: sos@FreeBSD.ORG Subject: Re: Workaround for some broken BIOSes that forgot to enable ATAchannels [patch] Message-ID: <200304141415.h3EEFhuv075007@spider.deepcore.dk> In-Reply-To: <20030414120327.GA22561@vega.vega.com>
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It seems Maxim Sobolev wrote: > > > Attached please find a patch, which workaround a bug found in > > > some BIOSes, which forget to enable ATA channels properly. > > > This results in ATA driver not attaching properly and inability > > > to use disk devices. > > > > Hmm, what BIOS's do you see this on ? if that bit isn't set *alot* > > of other things probably arent as well, which could cause real > > problems if we try this. > > This is BIOS on my new vprMatrix 175B4 notebook (P4M-1.7GHz). > Along with ATA, it "forgets" to enable ports on network card > (fxp driver), I've already committed patch for it. Funny thing > is that the problem doesn't exists on 4.7 - both ata and fxp > work here OOB. This might be somehow related to ACPI, but > forcefully disabling it in 5-CURRENT doesn't help. I heard BIOSes, and now its just one :) I'll wait and see if there is more of this, before committing code that might be just a one off... -Søren
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