Date: Wed, 5 May 2004 08:33:14 +0000 From: Eriq Lamar <eqe@cox.net> To: freebsd-current@freebsd.org Subject: Re: Enabling my second CPU Message-ID: <200405050833.14792.eqe@cox.net> In-Reply-To: <4098A00F.6010600@anduin.net> References: <4098A00F.6010600@anduin.net>
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On Wednesday 05 May 2004 08:04 am, Eirik Oeverby wrote: I used the L5 mod to get my xp-> mp. It works well but chips are cheap now. I would just buy mp's in the future. > Hi, > > I've bumped into a rather curious problem - not really FreeBSD specific, > but I was still hoping some wizard could help me solve it. > > I've recently changed from an Asus A7M266-D board to a MSI K7D Master-L > board, due to the Asus dying on me. I'm running with dual Athlon 1.4ghz > CPUs (non-MP, just plain old Athlon CPUs), and with the Asus this was no > problem at all. Performance was fine, both CPUs were utilized well, and > all was good. > Now with the MSI board, the BIOS complains on bootup that the CPUs I'm > using aren't MP-capable, and that it has disabled one and is running in > UNIprocessor mode. > As you will see in the output from mptable(1) below, the 2nd CPU is > found, but marked as 'unusable'. Now obviously since I was using the > same two CPUs on the Asus board, they *do* work in dual mode, and the > chipsets on the two motherboards are exactly the same. Thus there's no > good reason (from my POV) why the BIOS is disabling my 2nd CPU and > ruining my fun.. > > Does anyone know a way to get around this? Perhaps to force-enable the > 2nd CPU in the kernel or something? I've read reports that Windows XP > actually recognizes and uses both CPUs despite what the BIOS says, which > to me is an indication that it should be possible somehow. I also > suspect that the actual check in the BIOS could be disabled by some > hackery in the BIOS flash file, however I'd like to try other options > first. > > If anyone think they can help, it'd be most appreciated! > > With best regards, > /Eirik > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"
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