On Thu, 2009-07-02 at 16:03 -0400, Ivan Barrera A. wrote: > Peter Stuge escribió: > > Ivan Barrera A. wrote: > >>> you need another debug output method.. > >> The G1 does not have any serial port :/ > >> (and havent find any on the mainboard). > >> > >> I guess the screen output will have problems due to the integrated > >> video rom... > >> Is there any way to initialize video in this cases ? > > > > I'm afraid video is useless for debugging. It is enabled as the very > > last thing coreboot does. You need to be able to follow every step of > > coreboot as it runs. > > > > Are there any other usable signals on the board? One bit is enough. > > MMMh.... Need to check that. > What kind of signals can be of use ? leds ? or more low-level > > > > > If you have budget for a PromICE it can interpret sequences of reads > > from the (emulated) flash chip as a debug write. > > Tried to find pricing on that... havent found one. > Do you happen to know how much it costs ? > > > > Or if you have VHDL skills and a bit of free time, you can add that > > functionality to the Artec LPC dongle or your favorite FPGA devkit. > > Interesting. However, that would require even more time xD > I think i'll try the image you suggested soon, and see what it does. > First i need to install another laptop to be the "programming station" > in case everything goes wrong. > Hi,
I think this could be a good testcase for SerialICE http://www.coreboot.org/pipermail/coreboot-announce/2009-June/000002.html What do you think? Cristi -- Ing. Cristi Măgherușan, System/Network Engineer Technical University of Cluj-Napoca, Romania http://cc.utcluj.ro +40264 401247
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