[coreboot] Strange postcodes

Zoran Stojsavljevic zoran.stojsavljevic at gmail.com
Sun Aug 7 12:09:28 CEST 2016


> 79 24 98 7A A8 *F8*
>...
> Any thoughts?

If you came to 0xF8 postcode, you successfully booted Coreboot. So, your
question is not too clear to me?!

You can also read this thread, it might help you:
https://www.mail-archive.com/coreboot@coreboot.org/msg46341.html

Zoran

On Sun, Aug 7, 2016 at 10:11 AM, Łukasz Dobrowolski <spectrallynx at gmail.com>
wrote:

> Hello!
> I'm porting cb to ThinkPad X120e. I've used code from asrock/e350m1 as
> basis and made some small changes.
>
> I'm getting following postcodes. Those are after "50" so romstage.c
> finished executing. (System sometimes goes this far, other times it
> hangs earlier.)
>         79 24 98 7A A8 F8
>
> I tried to find them in like this:
>         grep -R 'post_code(0x24);'
> I've only found "24", it's in device/pci_device.c:1113. Whatever is
> sending the rest of the postcodes is not using post_code() function.
>
> I can think of 3 explanations:
>         Payload is sending those postcodes. -> Seams unlikely, I'm
> using Seabios. I've read some of the code and can't find any places
> that would send the codes.
>         ASM parts of cb/AGESA.
>         EC(ITE IT8518E) is sending the codes.
>
> Any thoughts?
>
> --
> coreboot mailing list: coreboot at coreboot.org
> https://www.coreboot.org/mailman/listinfo/coreboot
>
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