BUG: 2.6.11-rc2 and -rc1 hang during boot on PowerMacs

Mikael Pettersson mikpe at csd.uu.se
Wed Jan 26 21:02:48 EST 2005


Benjamin Herrenschmidt writes:
 > On Tue, 2005-01-25 at 09:56 +0100, Mikael Pettersson wrote:
 > 
 > > On the eMac:
 > > /proc/sys/kernel/powersave-nap exists and contains "0".
 > > /proc/device-tree/cpus/PowerPC,G4/flush-on-lock exists as an empty file.
 > 
 > Ok, that is weird... so for some reason, Apple decided not to allow the
 > eMac to do NAP mode, and thus to power manage the CPU when idle...

I assumed it was due to the UniNorth issue that pmac_feature.c mentions.

/Mikael



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