Messages in this thread | ![/](/images/icornerl.gif) | | Date | Sat, 10 Mar 2001 22:21:46 +0200 | From | Matti Aarnio <> | Subject | Re: [PATCH]: allow notsc option for buggy cpus |
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On Sat, Mar 10, 2001 at 01:19:03AM +0000, Alan Cox wrote: > > My IBM Thinkpad 600E changes between 100MHz and 400MHz depending if the > > power is on. This means gettimeofday goes backwards if you boot with the > Intel speedstep CPU. > > > Even so, we should really catch these cpus at run time. > Intel are being remarkably reluctant on the documentation front. We have > the AMD speed change docs, but the intel ones (chipset not cpu based > primarily) don't seem to be publically available. In fact the 815M manual > looks like someone quite pointedly went through and removed the relevant > material before publication
Isn't that one of the things that the ACPI is for ? Aren't we supposed to use ACPI for this ?
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