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Hi! > On Saturday 26 November 2005 15:20, Andi Kleen wrote: > > Everybody who saw timing problems with ATI IXP based boards with x86-64 > > or some Nvidia NForce4 boards please test this patch. Please send > > success/failure to me. > > I try to give your patch a try on the ATI based MSI Megabook S270, today - > however even with the workaround of "noapic" I had timer drift on resuem from > ram if the cpu was scaled to a lower frequency when it was suspended. > > The k8 cpufreq code failed to assert the current frequency and thus assumed a > wrong one: > > Restarting tasks...<3>powernow-k8: ignoring illegal change in lo freq table-0 > to 0x0 > powernow-k8: transition frequency failed > done > > Also my ACPI table only has two frequency entries, 800000 and 1600000 MHz - I > wonder if one could rework the powernow-k8 driver to interpolate values in > between to get smoother adaption of the frequency? Unfortunately, hardware can not go to anything between. Pavel -- Thanks, Sharp! - 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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