Re: powernow-k8 trouble on FC2T3

[Dave Jones <davej redhat com>]

On Thu, 2004-05-13 at 14:16, David Wolinski wrote:

> 	I've got a laptop (Hypersonic model Aviator AX6 with Athlon 64)  
> running Fedora Core 2 Test 3 (kernel 2.6.5-1.327) and I was interested in
> using CPU frequency scaling since /proc/cpuinfo shows my CPU at its lower
> speed.  So I rebuilt a custom kernel with the CPU_FREQ options selected.  
> When I boot using the new kernel and then add the powernow-k8 module to
> the kernel using
> 
> > modprobe powernow-k8
> 
> I see in /var/log/messages the lines
> 
> powernow-k8: Found 1 AMD Athlon 64 / Opteron processors (version 1.00.08b)
> powernow-k8: BIOS error: numpst must be 1
> 
> and as far as I can tell, nothing else happens.
> 
> Am I doing something wrong, or is there a fix for this issue?

Later kernels should have this fixed (it falls back to ACPI tables
when the PST tables are bogus)

	Dave