Re: Auto-booting USB stick in OF
- To: Benjamin Cama <benoar@free.fr>
- Cc: debian-powerpc <debian-powerpc@lists.debian.org>
- Subject: Re: Auto-booting USB stick in OF
- From: Risto Suominen <risto.suominen@gmail.com>
- Date: Sat, 1 May 2010 12:27:43 +0300
- Message-id: <[🔎] s2s46e1c7761005010227me6327a08nbbc12b5c6c1d23bb@mail.gmail.com>
- In-reply-to: <1272462814.3036.10.camel@nsk>
- References: <p2r46e1c7761004272234h5f81a6dam87741910bf6a7931@mail.gmail.com> <Bfo1J1wR.1272440601.2858180.jjhdiederen@pop3.versatel.nl> <v2t46e1c7761004280214j37646122m1bffd5ea82d86d96@mail.gmail.com> <20100428063824.3bd175ee@papel.gfcm.net> <s2v46e1c7761004280343oec820273h59326984eab5e039@mail.gmail.com> <l2xe8a2deac1004280500jf203d52bq3262113d9c84821d@mail.gmail.com> <1272462814.3036.10.camel@nsk>
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.
Risto
Reply to: