Messages in this thread | | | Date | Mon, 26 May 2003 20:38:04 +0200 | From | mikpe@csd ... | Subject | Re: APIC on Dell Laptops - WAS: Re: [RFC] Fix NMI watchdog documentation |
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Disconnect writes: > Local APIC disabled by BIOS -- reenabling. > Found and enabled local APIC! > > And now /proc/cpuinfo and cpuid both show APIC support. > > Removed/replaced power, triggered lid-switch/battery-status/etc with no > issues. (The only thing that caused trouble was Fn-F10, the "eject cd" > button. Never tried it under Linux before, and the cd isn't in it at > the moment anyway, so I'm betting thats unrelated. But it did cause a > lockup that even sysrq couldn't recover.)
Nice.
> Not 100% clear on what the APIC does, but I'm not sure its doing it ;) > > PCI: Using ACPI for IRQ routing <-- shouldn't this be missing if the > APIC is in use?
Nope. local APIC != I/O APIC. Disable ACPI, or enable IO_APIC (and hope it's there).
> (Full dmesg attached, for those who are curious - the unknown-scancode > is for the various laptop buttons - bright/dim, vol, media, battery, > etc. Except for the volume buttons the only ones that work are the ones > that directly hit the hardware, ala bright/dim.) > > Also, for others with an I8500 who might read the dmesg log, don't get
dmidecode data would be nice, for the whitelist rules. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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