Subject: Re: AMD PowerNow! not working
To: Nino Dehne <firstname.lastname@example.org>
From: Juan RP <email@example.com>
Date: 09/24/2006 11:20:52
On Sun, 24 Sep 2006 10:45:43 +0200
Nino Dehne <firstname.lastname@example.org> wrote:
> I'm running a recent -current on a Laptop with a:
> cpu0 at mainbus0: (uniprocessor)
> cpu0: AMD Athlon XP-M 2500+ (686-class), 1857.62 MHz, id 0x6a0
> cpu0: features c3cbf9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR>
> cpu0: features c3cbf9ff<PGE,MCA,CMOV,PAT,PSE36,MPC,MMXX,MMX>
> cpu0: features c3cbf9ff<FXSR,SSE,3DNOW2,3DNOW>
> cpu0: "mobile AMD Athlon(tm) XP-M 2500+"
> cpu0: I-cache 64 KB 64B/line 2-way, D-cache 64 KB 64B/line 2-way
> cpu0: L2 cache 512 KB 64B/line 16-way
> cpu0: ITLB 16 4 KB entries fully associative, 8 4 MB entries fully
> associative cpu0: DTLB 32 4 KB entries fully associative, 8 4 MB
> entries 4-way cpu0: AMD Power Management features: TS FID VID
> cpu0: 8 page colors
> In Windows XP, this thing has PowerNow! support as confirmed by an
> AMD- supplied tool which shows the current frequency and CPU load.
> Now, as I understand it, GENERIC should already support PowerNow!:
> # AMD PowerNow! K7
> options POWERNOW_K7
> The commit message of revision 1.18 of
> src/sys/arch/i386/i386/powernow_k7.c contains a hint that this
> particular CPU ID should be supported now. Do I have yet another
> different CPU model or how can I get it working? The constantly
> running CPU fan and short runtime make using NetBSD on this thing
> rather unpleasant.
Oh, I just found the problem... I'll send you a new kernel for testing.