[OpenBIOS] failed to build

[Jens Bauernfeind]

Hi Mark,

the keyboard is still not working, but the line with the ISA bridge disappeared.

Jens

> Gesendet: Freitag, 12. Januar 2018 um 12:40 Uhr
> Von: "Mark Cave-Ayland" <mark.cave-ayland at ilande.co.uk>
> An: "Jens Bauernfeind" <mr.jb at gmx.de>
> Cc: openbios at openbios.org
> Betreff: Re: [OpenBIOS] failed to build
>
> On 12/01/18 11:03, Jens Bauernfeind wrote:
> 
> > Hi Mark,
> > 
> > I installed coreboot succesfully on my t430.
> > I build openbios in the x86 version and added the openbios-bultin.elf as addtional payload to the image (with seabios as primary, so i could easily test openbios )
> > Unfortunately when I start it, it doesn't recognize the keyboard and several messages "cannot manage <device name>...."
> > I know that the laptop keyboard is attached via PS/2, and in the drivers/pci.c is a PS2 Keyboard block.
> > Is there anything I can debug?
> > 
> > Best Regards,
> > Jens
> 
> Fascinating, thanks for the screenshot! I suspect the issue with the 
> keyboard is because it exists behind the PCI-ISA bridge, and since 
> OpenBIOS isn't able to match your particular bridge against its internal 
> list then it never generates the appropriate DT nodes.
> 
> Now it appears that OpenBIOS does have a default set of legacy devices 
> for the i82378 PCI-ISA bridge, however they should be equally valid for 
> your QM77 PCI-ISA bridge and fairly standard.
> 
> How about the attached patch which renames i82378_config_cb() to 
> isa_bridge_config_cb() and also adds in the PCI device and vendor ids 
> for your particular PCI-ISA bridge into the OpenBIOS configuration?
> 
> If this is able to get your keyboard working, a photo of the output of 
> "show-devs" would be quite helpful :)
> 
> 
> ATB,
> 
> Mark.
>
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