Re: "No PST tables" problem with Powernow

From: Unknown (prey_at_localhost.localdomain)
Date: 05/31/04 

Date: Mon, 31 May 2004 11:46:56 -0500

On Tue, 16 Mar 2004 21:27:29 +0000, gianni-mdk wrote:

> I got an HP Pavilion ze4500 (exactly ze4519ea), and some posts ago I was in
> trouble with ACPI. Now I have ACPI working, but yet unable to scale cpu
> frequency.
>
> dmesg output is:
>
> powernow: AMD K7 CPU detected
> powernow: PowerNOW! Technology present. Can scale: frequency and voltage
> .....
> powernow: No PST tables matches this cpuid (0x7a0)
> This is indicative of a broken BIOS.
>
>
> Someone had the same problem??
>
> My CPU: Athlon XP-M (Barton) 2500+ (1850MHz)
> BIOS: KAM 1.49
>
>
>
> --
> gianni-mdk
>
> Windows XP 5.1.2600.1106 (xpsp1 020828)
> Linux Mandrake 10rc1 (kernel 2.6.2-3mdk)
> Linux Fedora Core 2 Test 1 (kernel 2.6.1-1.65)

Install Fedora core 2, they have fixed this. Scaling now works on this
laptop. Actually, it works so nicely that I haven't heard the fan come on
in a while.