[coreboot] noob question
WANG FEI
wangfei.jimei at gmail.com
Mon Aug 10 18:58:28 CET 2015
can you share the coreboot serial log with community?
I used to have a splash on my system, sometime I have to use a new splash
file if the original one does not show up correctly.
On Mon, Aug 10, 2015 at 1:04 PM, Johan S <johanpsz at yahoo.fr> wrote:
> Hi there,
> i m trying to understand few mechanism in coreboot can someone help ?
> I grabbed the git tree , made crossgcc , made a biosfile tested
> succesfully within qemu.
> In the menuconfig few options are quite confusing especially looking at
> the vgabios .
> I choose the oldest qemu model for emulation , enabled the vgabios , kept
> the vesa framebuffer
> did the edid patch to bypasse vbe mod multiple ...
> but i can't get my splashscreen :-/
>
> johan at debian:~/coreboot$ file build/coreboot.rom ^C
> johan at debian:~/coreboot$ build/cbfstool build/coreboot.rom print
> coreboot.rom: 4096 kB, bootblocksize 928, romsize 4194304, offset 0x3c0000
> alignment: 64 bytes, architecture: x86
>
> Name Offset Type Size
> bootsplash.jpg 0x3c0000 bootsplash 50937
> cmos_layout.bin 0x3cc740 cmos_layout 808
> fallback/dsdt.aml 0x3ccac0 raw 4000
> config 0x3cdac0 raw 3459
> revision 0x3ce880 raw 569
> (empty) 0x3ceb00 null 5208
> fallback/romstage 0x3cff80 stage 11468
> fallback/ramstage 0x3d2cc0 stage 46007
> fallback/payload 0x3de0c0 payload 55823
> vgaroms/seavgabios.bin 0x3ebb40 raw 35840
> (empty) 0x3f4780 null 46232
>
> I read somewhere that in vgabios i should be able to see :
>
> under "VGA ROM ---> VGA Hardware Type" select "coreboot linear framebuffer"
>
>
> Anyway i can get my os to boot , i can pass the F12 boot option , i can
> pass openfirmware but ...
> i can't even understand why with all requirement in the biosfile i could't
> get 1024*768
> jpeg displayed with vesa enabled ...
> I 'm lost
> Thanks
>
>
> --
> Johan S <johanpsz at yahoo.fr>
>
> --
> coreboot mailing list: coreboot at coreboot.org
> http://www.coreboot.org/mailman/listinfo/coreboot
>
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