Messages in this thread | | | Date | Mon, 20 Jan 2003 05:28:49 -0800 (PST) | From | Alessandro Suardi <> | Subject | Re: "Latitude with broken BIOS" ? |
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Dave Jones wrote:
> On Mon, Jan 20, 2003 at 04:31:58AM -0800, Alessandro Suardi wrote: > > I was hoping to use HT on my new Latitude C640 (P4 @ 1.8Ghz) but at boot > > both 2.4.21-pre3 and 2.5.59 (obviously with a SMP kernel) tell me > > I'd be surprised^Wamazed if your laptop has HT. AFAIK, no-one is > shipping such a system yet. Just because the CPU flags say 'ht' does > not mean it has >1 CPU thread per CPU package.
I'd imagined this - but digging on the Intel website I couldn't find anything that told me "the mobile P4 can't do HT, period". As a matter of fact not even win2k (I'm dualbooting waiting to install Debian and RHAS...) sees the system as a 2-CPU.
> > "Dell Latitude with broken BIOS detected. Refusing to enable the local APIC." > > Lots of Dell laptops (like other vendors) crash instantly when trying to > enable the APIC.
Well my Dells power off on rebooting from 2.5... bug 119 or 134 in http://bugme.osdl.org, no need to resort to messing with the APIC ;(
> > Is this anything that can be played with ? > > Nope.
Oh, okay. Giving up on this one...
Thanks for the quick reply ! Ciao,
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