Re: [PATCH]: allow notsc option for buggy cpus

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Fri Mar 09 2001 - 20:19:03 EST


> 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

-
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/



This archive was generated by hypermail 2b29 : Thu Mar 15 2001 - 21:00:11 EST