rssi chainload

[Steve Markgraf]

Hi,

On 05.10.2012 18:43, ☎ wrote:
> Hello.
>
> I'm trying to load RSSI firmware into my c123 phone. It's too big to be loaded
> directly so it should be chainloaded. Unfortunately chainloading is almost
> undocumented (or I failed to locate the documentation :)

It's a bit hidden on the C140 page in the wiki:
http://bb.osmocom.org/trac/wiki/MotorolaC140#Bootloader

> I've disabled size check in src/host/osmocon/osmocon.c:270 and recompiled latest git.
>
> After that I've tried following:
>
> ./osmocom-bb/src/host/osmocon/osmocon -p /dev/ttyUSB0 -m c123xor -c
> ./osmocom-bb/src/target/firmware/board/compal_e88/rssi.highram.bin
> ./osmocom-bb/src/target/firmware/board/compal_e88/chainload.compalram.bin
>
> but got only eternal stream of "Sending Calypso romloader beacon..."

Hm, strange. Did you try -m c123? Does loading other apps without
chainloader work?

> Could you help me to figure out proper image names?
>
> What's the meaning of -c option: the file to be loaded (big one)?
> And as a last argument we supply actual chainloader (small one)?

Yes, thats correct.

Regards,
Steve