On Sat, 2004-05-29 at 06:59, Thomas Otto wrote: > Hi! > > I just noticed OS X allows to set a time at which the laptop > automatically turns on, this seems to correlate to the kernel option > "Support for RTAS (RunTime Abstraction Services) in /proc (PPC_RTAS) > [N/y/?]" which says "[...] if you power off your machine at night but > want it running when you enter your office at 7:45 am, do a > # date -d 'tomorrow 7:30' +%s > /proc/rtas/poweron and shutdown."
RTAS is unrelated and isn't implemented by Apple's version of OF. > (from arch/ppc/Kconfig +750 in the 2.6 kernelsource, complete entry > appended) > > Yet after compiling this into the kernel I have neither /proc/rtas/ nor > a /proc/device-tree/rtas so I wonder if there is another way to access > this variable e.g. via nvsetenv? Doesn't exist on this machine > > Or is there a general interface to this "hardware-wakeup"? IIRC some x86 > bios also have a boottimer, yet i have never seen a userspace > interface to this... There is no general interface. If you figure out the proper command to send to the PMU, then we can add the option to /proc/pmu/options Ben.
