> Try OSX. You are correct in suspecting that the OSX upgrade did you > in. There is not a clear idea of how to recover yet, although at > least one person has recovered. > > You could also just look at all posts for the last month in a threaded > format at lists.debian.org/debian-powerpc . All you need is a more recent kernel (2.4.22-ben2 should have this fixed) or a kernel built with cpufreq support disabled Ben.