When exactly do those 0x0s get sent? Before ram initialization starts? Before the initial banner is sent? Before the payload is executed? "before booting" can mean a lot of things ;)
-Corey On Thu, Nov 6, 2008 at 10:46 PM, Elia Yehuda <[EMAIL PROTECTED]> wrote: > found the problem - its my buggy vga.rom!!! it's missing the damn > device_id! > > ive patched it, and now the screen turns on upon boot, but no messages. > however.... > once i "modprobe i810fb" from the serial console, look and be-hold - we've > got onboard-vga working! > > many thanks, now if we can figure out why it wont display upon bootup it > will be great. > > also, another thing which troubles me - BEFORE booting begins, there are > 0x00 sent to the serial for about 2 minutes (i've counted about 80 o those > 0x00 being sent) and only then the coreboot messages starts to appear and > the boot continues. i would appreciate eliminating this 2 minutes delay... > any relevant information would be appreciated. > > Regards, > Elia. > > > > On Fri, Nov 7, 2008 at 5:37 AM, Corey Osgood <[EMAIL PROTECTED]>wrote: > >> On Thu, Nov 6, 2008 at 10:27 PM, Elia Yehuda <[EMAIL PROTECTED]> wrote: >> >>> >>> thanks for the suggestion - ive added >>> #define PCI_DEVICE_ID_INTEL_82810E_IG 0x7125 >>> >>> to src/include/device/pci_ids.h but still no luck : >>> >>> rom address for PCI: 00:01.0 = fffc0000 >>> PCI Expansion ROM, signature 0xaa55, INIT size 0xa000, data ptr 0x0110 >>> PCI ROM Image, Vendor 8086, Device 0000, >>> Device or Vendor ID mismatch Vendor 8086, Device 0000 (Expected Vendor >>> 8086, Device 7125) >>> >>> im guessing the device_id needs to be declated somewhere in the code or >>> maybe in the Config.lb? >>> >> >> Huh? Where is the device ID of 0000 coming from? It's been a while since >> I've been in that part of v2, but it looks like it's coming from the rom >> itself. If that's the case, can you hack pci_rom.c to ignore the device ID >> and run the rom anyway? >> >> -Corey >> >> >>> >>> >>> Regards, >>> Elia. >>> >>> >>> On Fri, Nov 7, 2008 at 5:06 AM, Joseph Smith <[EMAIL PROTECTED]>wrote: >>> >>>> >>>> >>>> >>>> On Fri, 7 Nov 2008 04:55:41 +0200, "Elia Yehuda" <[EMAIL PROTECTED]> >>>> wrote: >>>> > yep, ive extraced my vga using awardeco which should be fine (and it >>>> does >>>> > seems fine on the lspci -n, which is very frustrating) >>>> > >>>> > On Fri, Nov 7, 2008 at 4:48 AM, Joseph Smith <[EMAIL PROTECTED]> >>>> wrote: >>>> > >>>> >> >>>> >> >>>> >> >>>> >> On Fri, 7 Nov 2008 04:24:38 +0200, "Elia Yehuda" <[EMAIL PROTECTED]> >>>> >> wrote: >>>> >> > tnx Joseph, >>>> >> > >>>> >> > i've fixed the following (to match my 256kb bios) : >>>> >> > >>>> >> > device pci_domain 0 on >>>> >> > >>>> >> > device pci 0.0 on end # Host bridge >>>> >> > chip drivers/pci/onboard >>>> >> > device pci 1.0 on end # Onboard video >>>> >> > register "rom_address" = "0xfffc0000" >>>> >> > end >>>> >> > ... >>>> >> > end >>>> >> > >>>> >> > and now the rom_address is set AND i see the device in lspci : >>>> >> > lspci: >>>> >> > 00:01.0 VGA compatible controller: Intel Corporation 82810E DC-133 >>>> > (CGC) >>>> >> > Chipset Graphics Controller (rev 03) >>>> >> > lspci -n: >>>> >> > 00:01.0 0300: 8086:7125 (rev 03) >>>> >> > >>>> >> > but still no vga-output! >>>> >> > i found the following to might suggest another problem : >>>> >> > >>>> >> > PCI Expansion ROM, signature 0xaa55, INIT size 0xa000, data ptr >>>> 0x0110 >>>> >> > PCI ROM Image, Vendor 8086, Device 0000, >>>> >> > Device or Vendor ID mismatch Vendor 8086, Device 0000 >>>> >> > >>>> >> > and no "copying VGA ROM Image"... >>>> >> Yep that is your problem. Is there something wrong with your vga >>>> bios. >>>> > It >>>> >> is reading the vendor id ok but the device id should be 7125. >>>> >> Have you checked this out? It may help you to get a valid vga bios. >>>> >> http://www.coreboot.org/VGA_support >>>> >> >>>> coreboot uses a different pci.ids file than Linux. That's why Linux can >>>> find it but coreboot can't? Check and see if the coreboot pci.ids file >>>> includes 8086 / 7125. It may be missing and just needs to be added? >>>> >>>> -- >>>> Thanks, >>>> Joseph Smith >>>> Set-Top-Linux >>>> www.settoplinux.org >>>> >>>> >>> >>> -- >>> coreboot mailing list: [email protected] >>> http://www.coreboot.org/mailman/listinfo/coreboot >>> >> >> >
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