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Re: Auto-booting USB stick in OF

2010/4/28, Benjamin Cama <benoar@free.fr>:
> I don't want to deter you from changing the disk and such, by if you
> don't even get to an Open Firmware prompt, you won't be able to boot
> from anything connected to your Mac. The OF is what will bootstrap the
> bootloader stored on some media ; if it doesn't come up, you won't be
> able to boot from anything. Something important must be broken ...
Actually I didn't mean to boot from the hard disk, but just read the
Firmware image file and write it to the OF flash. I assume that the
internal ROM in the PMU chip contains code for this. And that this
code is activated instead of OF when the power button is held.


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