Messages in this thread | ![/](/images/icornerl.gif) | | Date | Mon, 20 Jan 2003 16:02:39 +0100 (MET) | From | Mikael Pettersson <> | Subject | Re: "Latitude with broken BIOS" ? |
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Alessandro Suardi wrote: > > Your P4-based Latitude probably has a different BIOS than the buggy > > P3-based ones, and it may work better. Try commenting out the > > local_apic_kills_bios entry for "Dell Latitude" at around line 692 > > in arch/i386/kernel/dmi_scan.c and rebuild the kernel. If it > > (ahem) I had tried that in 2.5.58 already ;) > > However I rebuilt 2.5.59 with that change, and I'm not going further: > > No local APIC present or hardware disabled
Ah, your P4 needs another patch. Edit arch/i386/kernel/apic.c, function detect_init_APIC(), at line 631, and remove the "&& cpu_has_apic" after the "boot_cpu_data.x86 == 15" test. (Or check if your BIOS can be set up to boot with the local APIC enabled.)
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