On Tue, 03 Jan 2006 18:14:28 -0800
"Wolfgang S. Rupprecht" <wolfgang
+gnus200601@dailyplanet.dontspam.wsrcc.com> wrote:

> 
> Rhialto <rhialto@falu.nl> writes:
> > I tried the -current option POWERNOW_K7 on my laptop, but it reset
> > hard before even printing any text (that I could read, anyway). An
> > identical kernel without the option booted ok (I tested it to
> > single user mode). This is how my cpu is identified by a 3.0 kernel:
> 
> option POWERNOW_K7 causes my ancient PPRO-150 to drop into DDB during
> the early stages of booting (right after printing the cpu0 lines.
> 
> Stopped in pid 0.1 (swapper) at netbsd:pnowk7_getstats+0x29: repe
> cmpsb (%esi),%es:(%edi)
> 
> Removing the option makes the cpu and kernel happy.

Your sys/arch/i386/i386/identcpu.c file is outdated, update it and
rebuild the kernel.