Re: CPU frequency scaling on G4 systems

2006-09-30 Thread Mich Lanners
Hi, On 30 Sep, this message from Roger Leigh echoed through cyberspace: > Thanks for all the helpful replies, everyone. > > In addition to CPU frequency scaling, which packages are recommended > for power management in general? There are quite a few, but some are > only for laptops. Well, they

Re: CPU frequency scaling on G4 systems

2006-09-30 Thread Roger Leigh
Mich Lanners <[EMAIL PROTECTED]> writes: > Hi, > > On 25 Sep, this message from Roger Leigh echoed through cyberspace: >> However, loading any or all of these modules does not enable frequency >> scaling. You don't get anything under, e.g. >> >> /sys/devices/system/cpu/cpu0/ >> >> or under /

Re: CPU frequency scaling on G4 systems

2006-09-25 Thread Benjamin Herrenschmidt
> Maybe the CPU in the mac mini doesn't support frequency scaling ? Actually, iirc, the CPU does (all 7447A do) but the motherboard doesn't provide voltage scaling which makes it less interesting. At this point, the linux driver doesn't support scaling in that case (no voltage control). It should

Re: CPU frequency scaling on G4 systems

2006-09-25 Thread Mich Lanners
Hi, On 25 Sep, this message from Roger Leigh echoed through cyberspace: > However, loading any or all of these modules does not enable frequency > scaling. You don't get anything under, e.g. > > /sys/devices/system/cpu/cpu0/ > > or under /proc. > > What else is needed to get CPU frequency s

Re: CPU frequency scaling on G4 systems

2006-09-25 Thread Daniel Gimpelevich
On Mon, 25 Sep 2006 14:19:03 +0100, Roger Leigh wrote: > Hi folks, > > With current 2.6.17 and 2.8.16 Debian kernels, the following cpufreq > modules are available: > > $ find /lib/modules/$(uname -r) -name 'cpufreq*' > /lib/modules/2.6.18-1-powerpc/kernel/drivers/cpufreq > /lib/modules/2.6.18-1

Re: CPU frequency scaling on G4 systems

2006-09-25 Thread Yves-Alexis Perez
On Mon, 2006-09-25 at 13:19 +0100, Roger Leigh wrote: > Hi folks, > > With current 2.6.17 and 2.8.16 Debian kernels, the following cpufreq > modules are available: > > $ find /lib/modules/$(uname -r) -name 'cpufreq*' > /lib/modules/2.6.18-1-powerpc/kernel/drivers/cpufreq > /lib/modules/2.6.18-1-p

CPU frequency scaling on G4 systems

2006-09-25 Thread Roger Leigh
Hi folks, With current 2.6.17 and 2.8.16 Debian kernels, the following cpufreq modules are available: $ find /lib/modules/$(uname -r) -name 'cpufreq*' /lib/modules/2.6.18-1-powerpc/kernel/drivers/cpufreq /lib/modules/2.6.18-1-powerpc/kernel/drivers/cpufreq/cpufreq_stats.ko /lib/modules/2.6.18-1-p