Re: [SeaBIOS] SeaBIOS recognising USB 3.0 on boot works - partly

[Kevin O'Connor]

On Fri, Dec 04, 2015 at 06:36:18PM +0000, edward wandasiewicz wrote:
> @ John
>
> Is the work on SeaVGABIOS for CBFS work under construction for the
> Broadwell based Pixel 2015?
>
> Looking at Kevin's chromeimage.sh - showing relevant parts only
>
> CBFSTOOL=cbfstool
> PAYLOAD=out/bios.bin.elf
> PAYLOADVGA=out/vgabios.bin
> [...]
> #
> # Add SeaVGABIOS to CBFS
> #
> $ CBFSTOOL $CBFSFILE add -f $PAYLOADVGA -n vgaroms/seavgabios.rom -t optionrom
>
> Question - if it is work under construction, the above may or may not
> show any VGA output? i.e. black screen
>
> Or give it a whirl, and I may surprise myself?
>
> Or stick with
>
> ## Extract vgabios from SeaBIOS CBFS area of original image.
>
> ORIGCBFSFILE=orig-seabios.cbfs
>
> $ dd if=$ORIGIMAGE of=$ORIGCBFSFILE skip=2 bs=2M count=1 2> /dev/null
>
> $ CBFSTOOL $ORIGCBFSFILE extract -n pci8086,0406.rom -f pci8086,0406.rom
>
> $ CBFSTOOL $CBFSFILE add -f pci8086,0406.rom -n pci8086,0a06.rom -t optionrom

The logs you sent me seemed to indicate that SeaVGABIOS was running,
and thus you should use the steps above.

-Kevin

SeaBIOS recognising USB 3.0 on boot works - partly

[edward wandasiewicz]

On 4 Dec 2015 7:04 p.m., "Kevin O'Connor" <[e-mail]> wrote:
> On Fri, Dec 04, 2015 at 06:36:18PM +0000, edward wandasiewicz wrote:
> > @ John
> >
> > Is the work on SeaVGABIOS for CBFS work under construction for the
> > Broadwell based Pixel 2015?
> >
> > Looking at Kevin's chromeimage.sh - showing relevant parts only
> >
> > CBFSTOOL=cbfstool
> > PAYLOAD=out/bios.bin.elf
> > PAYLOADVGA=out/vgabios.bin
> > [...]
> > #
> > # Add SeaVGABIOS to CBFS
> > #
> > $ CBFSTOOL $CBFSFILE add -f $PAYLOADVGA -n vgaroms/seavgabios.rom -t

optionrom
> > Question - if it is work under construction, the above may or may not
> > show any VGA output? i.e. black screen
> >
> > Or give it a whirl, and I may surprise myself?
> >
> > Or stick with
> >
> > ## Extract vgabios from SeaBIOS CBFS area of original image.
> >
> > ORIGCBFSFILE=orig-seabios.cbfs
> >
> > $ dd if=$ORIGIMAGE of=$ORIGCBFSFILE skip=2 bs=2M count=1 2> /dev/null
> >
> > $ CBFSTOOL $ORIGCBFSFILE extract -n pci8086,0406.rom -f pci8086,0406.rom
> >
> > $ CBFSTOOL $CBFSFILE add -f pci8086,0406.rom -n pci8086,0a06.rom -t
>
> optionrom
>
> The logs you sent me seemed to indicate that SeaVGABIOS was running,

This means use vgaroms/seavgabios.rom

and leave commented parts in a commented state - no need for
pci8086,0a06.rom parts
> and thus you should use the steps above.
>
> -Kevin