Rockbox mail archiveSubject: Re: more boot research, and a hidden flash loader for gdb users, FM too
Re: more boot research, and a hidden flash loader for gdb users, FM too
Date: Fri, 13 Jun 2003 08:50:45 +0200 (MEST)
I'm answering myself, because I did some more test with an SH simulator:
> So the player doesn't give any boot message? Maybe I'll check with the
> simulator what kind of image gets booted. I think the player would have a
> generating 115200 Baud, because of its different crystal (no nice divider
> do that).
The Player has no flash loader. The one big and only image getting
descrambled by the ROM is the firmware. It has no 2-stage boot.
> Is there somebody with an FM Recorder and a serial mod?
Just simulated with the FM flash. The FM has the loader, and in a newer
version, too. It is slightly larger and reports:
Jul 15 2002
Ver : 1.18 JBRR
The root menu seems to have additional entries to read and set software and
hardware version(?), maybe this is the mask value? I only looked in the
binary dump, have not seen this running. Again, anybody with an FM and the serial
So the code is not ancient, Archos seems to use it.
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