Re: cpufreq on athlon4

From: Dave Jones (davej@codemonkey.org.uk)
Date: Sun Feb 16 2003 - 09:49:41 EST


On Sat, Feb 15, 2003 at 11:12:37PM +0100, Pavel Machek wrote:

> Documentation/cpufreq should probably be renamed to Doc*/cpufreq.txt.

agreed.
 
> powernow: cpuid: 0x761 fsb: 100 maxFID: 0xc startvid: 0xc
> powernow: FID: 0x10 (3.0x [300MHz]) VID: 0xc (1.400V)
> powernow: FID: 0x4 (5.0x [500MHz]) VID: 0xc (1.400V)
> powernow: FID: 0x6 (6.0x [600MHz]) VID: 0xc (1.400V)
> powernow: FID: 0x8 (7.0x [700MHz]) VID: 0xc (1.400V)
> powernow: FID: 0xc (9.0x [900MHz]) VID: 0xc (1.400V)
>
> First it claims it can scale voltage, then I see I can only use
> 1.4V. Too bad for me (and my batteries ;-)...

Some laptops have *really* crap PST tables. For the majority, they are
quite sane. I'm collecting model names/numbers to feed back to AMD
so they can go beat up vendors.

Its likely at some point I'll implement a way to override using
the BIOS table too.

                Dave

-- 
| Dave Jones.        http://www.codemonkey.org.uk
| SuSE Labs
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