Date: Fri, 4 Jan 2002 15:31:52 -0600 (CST) From: John Utz <john@utzweb.net> To: Brian McDonald <brian@lustygrapes.net> Cc: FreeBSD Stable List <freebsd-stable@FreeBSD.ORG> Subject: Re: Audio can hang machine. Message-ID: <Pine.LNX.4.33.0201041527370.20795-100000@jupiter.linuxengine.net> In-Reply-To: <Pine.LNX.4.33.0201041515280.20795-100000@jupiter.linuxengine.net>
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oops, i just reread the rest of the context and noted that you guys have actually had *working* systems at one point. so, either the FreeBSD SMP code has improved to the point that it is now inspring the cpus to emit the contentious instructions, or the driver has improved enuf to actually notice and 'correctly' route the instructions into the card. read commit log for SMP and newpcm? On Fri, 4 Jan 2002, John Utz wrote: > /ONECPU switch??? hlyfkgsht!, that's probably *not* gonna be a driver > issue! > > that sounds like the hardworking hw engineers at creative chose to use > bitpatterns on the bus that where already in use for SMP. > > the only way a driver is gonna fix that is to make the driver smart enuf > to 'turn off' bus access from the card when the cpus are communicating. > > this would probably lead very rich, timbreful, realistic and spatially > correct bad noises being emitted from the card whenever it's asked to play > a sound.... > > On Fri, 4 Jan 2002, Brian McDonald wrote: > > > I don't see it when I recompile without SMP. Doesn't suprise me in the > > least - similar problems with the SBLive drivers under Windows 2000 lead > > you to a tech article on Creative Labs site which recomends starting Win2K > > with the "/ONECPU" switch. Some "fix".. > > > > As it were, I've spent some dabbling trying to get a dump of some sort out > > of the box, but haven't had much time to work on it. I'll see if I can > > pry myself away from my Christmas toys to take another look. > > > > Brian > > > > On Fri, 4 Jan 2002, mikea wrote: > > > > > Date: Fri, 4 Jan 2002 10:10:54 -0600 > > > From: mikea <mikea@mikea.ath.cx> > > > To: FreeBSD Stable List <freebsd-stable@FreeBSD.ORG> > > > Subject: Re: Audio can hang machine. > > > > > > On Fri, Jan 04, 2002 at 11:07:42AM -0500, David Vastine wrote: > > > > I have a SBLive as well but on a Soyo board with Intel 440BX. So I don't > > > > think you can blame this one on VIA... My machine worked without a hitch > > > > for the last year+ it has just been the recent builds that seem > > > > to have the problem. > > > > Your board is dual processor? Mine as well, I would guess its > > > > related to that and the reason its not that wide spread. hmm, where can we > > > > go from here? > > > > > > How about trying a uniprocessor kernel? That will provide some > > > handle on where the bug is/isn't. > > > > > > > > > > > > -- John L. Utz III john@utzweb.net Idiocy is the Impulse Function in the Convolution of Life To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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