Re: PPC CPU speed detection [was: Re: amigappc test kernel for CSPPC and BPPC]

[Alan Hourihane <alanh%fairlite.co.uk@localhost>]

On Mon, 2010-12-13 at 19:12 +0100, Radosław Kujawa wrote:
> On Dec 13, 2010, at 1:58 PM, Frank Wille wrote:
> 
> > Those new values all match with the 604e PLLs, but some, like 0010 and 0101,
> > are still wrong. So you are probably right that we could use the 604e PLL
> > table for the 603e as well.
> > 
> 
> Attached patch simplifies amigappc_identify() by merging PLL tables into one. 
> I think that we can safely use values from 604e PLLs, as 603e's 0010 and 0101 
> corresponds to high multipliers of 604e. Probability that 603e with these 
> PLL_CFGs exist is quite low (and I've never seen 603e faster than 300MHz). 
> Anyway, It works for me, 300MHz CPU is detected OK.

There are 603e's faster than 300MHz. People have been upgrading the
BlizzardPPC to 330MHz, and CSPPC to 363MHz.

Alan.