I doubt that OpenFirmware is the location for the wake-on-power option,
but if it is, you could change it under YDL with the nvsetenv command.

On Thu, 05 May 2005 21:46:43 -0500, Andrew Zschetzsche wrote:

> Macs do have a wake-on-power option in the OpenFirmware (i.e. the 
> BIOS), but you need to set it in OS X under the Energy Saver control 
> panel.
> 
> There might be a way to set it via linux, but I doubt it.
> 
> - --Andy Zschetzsche
> 
> 
> 
> On May 5, 2005, at 6:38 PM, Rick Krutz wrote:
> 
>> All,
>> Â
>> I have about 25 dual G5 Xserves (running YDL 4) that are part of a 
>> system we are building that includes many Intel-based servers. ÂAll 
>> are protected by an APC UPS. We shut the machines down with a series 
>> of scripts and then remove power with the UPS. When we turn power 
>> back on, the Intel systems come up fine as there is a boot-on-power 
>> option (at the BIOS level). The Xserves require manual intervention 
>> (hitting the power switch) on each server. I have heard that this is 
>> not a problem with MacOS. Is that true? Is there any workaround that 
>> anyone knows for dealing with this with the G5 and YDL4? Does it work 
>> with YDL 3? ÂAny help would be appreciated.
>> Â
>> Thanks,
>> Rick


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