[coreboot] x230 - vgabios

[Vladimir 'phcoder' Serbinenko]

Le Sat, May 23, 2015 à 4:46 AM, Michael Gerlach <n3ph at terminal21.de> a
écrit :

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> Hi Patrick!
>
> Uhm - I do not explicitly compressed it. I just added it to config..
>
> Extracted it via
>
> echo 1 > /sys/devices/pci0000\:00/0000\:00\:02.0/rom
> cp /sys/devices/pci0000\:00/0000\:00\:02.0/rom vgabios.bin
>
> That's your problem. ROM needs to be extracted, not dumped. You can
workaround immediate problem by disabling checksum in SeaBIOS but dumped
oprom for intel is not fully functional, i.a. LCD stays black with windows.

>
> How to check if it's compressed?
>
>
> Best regards,
>
>
> n3ph
>
>
> On 05/23/15 03:22, Patrick Georgi wrote:
> > 2015-05-23 1:06 GMT+02:00 Michael Gerlach <n3ph at terminal21.de>:
> >> GET_VBIOS: 7b46 3714 8b a2 e9
> >
> >> printk(BIOS_DEBUG, "GET_VBIOS: %x %x %x %x %x\n",
> >> oprom->signature, pcir->vendor, pcir->classcode[0],
> >> pcir->classcode[1], pcir->classcode[2]);
> >>
> >> But Signature should be 0x55aa:
> > Just to double check: did you add the vgabios with or without
> > compression? coreboot only supports uncompressed vgabios images
> > (while seabios allows them compressed as well, if the name
> > matches)
> >
> >
> > Patrick
> >
>
>
> - --
> Bitte benutzt GPG: http://de.wikipedia.org/wiki/GNU_Privacy_Guard
>
>
>
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> --
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