Re: [LinuxBIOS] vga bios troubles

[Adam Talbot]

I could be wrong, but I think I was the last person to work on the 855
over a year ago.  I was never able to get it running.  I would start
with getting the system to boot using a console connection.  Once that
is working, move on to VGA bios support.
-Adam

Jon Dufresne wrote:
> There is an 855pm that looks incomplete, I took it and have been
> modifying it to work with my board which is 855gme (close but
> different). Are you saying there is code I need to write in the
> northbridge to get VGA to work beyond the guide? It is fine if I do
> and I will do it, I was just didn't realize there was more than what
> the guide mentions.
>
> Thanks,
> Jon
>
> On 12/7/06, Adam Talbot  wrote:
> > Just asking the dumb question.  Is the 855 chip set supported?
> > -Adam
> >
> > Jon Dufresne wrote:
> > > > > Define the PIC device twice with the proper ID's but describe only
> > > > > once the VGA BIOS.
> > > > >
> > > > > Maybe then it will show up with LB.
> > >
> > > Sorry, I'm not sure exactly what you mean by this. Is ths in Config.lb
> > > or in a source file. I took a guess and I made this in the northbridge
> > > folder called i855gm_vga.c
> > >
> > > #include <console/console.h>
> > > #include <device/device.h>
> > > #include <device/pci.h>
> > > #include <device/pci_ids.h>
> > > #include "i855gm.h"
> > >
> > > static struct device_operations vga_ops  = {
> > >       .read_resources   = pci_dev_read_resources,
> > >       .set_resources    = pci_dev_set_resources,
> > >       .enable_resources = pci_dev_enable_resources,
> > >       .enable           = i855gm_enable,
> > >       .init             = 0,
> > >       .scan_bus         = 0,
> > > };
> > >
> > > static struct pci_driver vga_driver0 __pci_driver = {
> > >       .ops    = &vga_ops,
> > >       .vendor = PCI_VENDOR_ID_INTEL,
> > >       /* add into pci_ids.h PCI_DEVICE_ID_INTEL_855GME_VGA */
> > >       .device = 0x3582,
> > > };
> > >
> > > static struct pci_driver vga_driver1 __pci_driver = {
> > >       .ops    = &vga_ops,
> > >       .vendor = PCI_VENDOR_ID_INTEL,
> > >       /* add into pci_ids.h PCI_DEVICE_ID_INTEL_855GME_VGA */
> > >       .device = 0x3582,
> > > };