MP-BIOS bug: 8254 timer not connected to IO-APIC


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Right,

I'm tired of trying every distro now to see if any support my laptop with power management...Each time I boot Ubuntu I get

MP-BIOS bug: 8254 timer not connected to IO-APIC

Is their actually any "fixes" to get this working so I can see my battery level? I don't want to use "noapic" in the Grub menu. Everything is fine with the AC is plugged in but the GUI goes slow when on the battery?

tom@ubuntu:~$ dmesg | grep timer

[ 0.004019] Calibrating delay loop (skipped), value calculated using timer frequency.. 3192.15 BogoMIPS (lpj=6384316)

[ 0.904031] ..MP-BIOS bug: 8254 timer not connected to IO-APIC

[ 0.904031] ...trying to set up timer (IRQ0) through the 8259A ...

[ 0.004000] Calibrating delay using timer specific routine.. 3192.21 BogoMIPS (lpj=6384422)

[ 1.196225] hpet0: 4 32-bit timers, 14318180 Hz

[ 1.245599] pci 0000:00:05.0: setting latency timer to 64

[ 1.245625] pci 0000:00:06.0: setting latency timer to 64

[ 1.245652] pci 0000:00:07.0: setting latency timer to 64

[ 3.118582] pcieport-driver 0000:00:05.0: setting latency timer to 64

[ 3.119036] pcieport-driver 0000:00:06.0: setting latency timer to 64

[ 3.119473] pcieport-driver 0000:00:07.0: setting latency timer to 64

[ 5.068981] sky2 0000:05:00.0: setting latency timer to 64

[ 7.618229] pata_acpi 0000:00:14.1: setting latency timer to 64

Edited by tom01
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  • 1 month later...

hey tom

i have the averatec 6200 and am having the same problem with the noapic thing and ubuntu.

i know for sure that suse linux enterprise desktop 10 and turbo linux fuji work on these laptops. installation is a breeze with both and no noapic issues. seems to me that i also had red hat installed on the laptop too at one point and had no probs.

good luck

jw

p.s. have you found any fixes to the 8254 issue?

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