Re: Newer laptops & CPU speed
On Mon, 2005-03-14 at 12:26 +0100, Jack Malmostoso wrote:
> Ciao Benjamin Herrenschmidt, nel tuo messaggio dicevi:
> > It seems the new laptops are booting with CPU set to low
> > speed. /proc/cpuinfo outputs the wrong fequency (thinks it's high speed)
> > but bogomips shows that it's running at about half speed.
> Mmmmhhh I don't know if I am lucky or if I have never understood anything.
> Booting 2.6.11 on my iBook G4 says:
> processor : 0
> cpu : 7455, altivec supported
> clock : 798MHz
> revision : 3.3 (pvr 8001 0303)
> bogomips : 804.39
> machine : PowerBook6,3
> motherboard : PowerBook6,3 MacRISC3 Power Macintosh
> detected as : 287 (iBook G4)
> pmac flags : 0000001b
> L2 cache : 256K unified
> memory : 640MB
> pmac-generation : NewWorld
> Bogomips look good, don't they?
Yes. Some machines boot high speed, some boot low-speed, depending on
the mood of apple engineers at the time. Your model boots high speed, so
be happy :)