[prev in list] [next in list] [prev in thread] [next in thread] 

List:       linuxbios
Subject:    Re: [coreboot] lspci output difference between Commercial BIOS and
From:       yhlu <yinghailu () gmail ! com>
Date:       2008-07-31 0:00:26
Message-ID: 2ea3fae10807301700o2bde6861l4af12b9ef29e8d95 () mail ! gmail ! com
[Download RAW message or body]

On Wed, Jul 30, 2008 at 3:20 PM,  <Ken.Fuchs@bench.com> wrote:
> I have an nVidia CRB system that generates significantly
> difference lspci output depending on whether the Commercial
> BIOS or LinuxBIOS (coreboot) is used.
>
> --- Summary of lspci output differences ---
>
> When using LinuxBIOS (coreboot), the PCI video card doesn't
> appear.  When I using the Commercial BIOS, the video card is
> clearly identified as:
>
> 01:06.0 VGA compatible controller: Tseng Labs Inc ET6000 (rev 30)
>
> The Comm. BIOS 00:18-19.x remains LinuxBIOS 00:18-19.x.
>
> The Comm. BIOS 00:00-0e.x becomes LinuxBIOS 01:00-0e.x,
> with some device # changes and one function # change.
>
> The Comm. BIOS 80:00-0e.x becomes LinuxBIOS 02:00-0e.x,
> but LinuxBIOS has the following additional entries:
>

in MB Options.lb

#HT Unit ID offset, default is 1, the typical one, 0 mean only one HT device
default HT_CHAIN_UNITID_BASE=0

#real SB Unit ID, default is 0x20, mean dont touch it at last
#default HT_CHAIN_END_UNITID_BASE=0x6

#make the SB HT chain on bus 0, default is not (0)
default SB_HT_CHAIN_ON_BUS0=2

#only offset for SB chain?, default is yes(1)
default SB_HT_CHAIN_UNITID_OFFSET_ONLY=0

but second HT still on bus 0x40...

YH

--
coreboot mailing list
coreboot@coreboot.org
http://www.coreboot.org/mailman/listinfo/coreboot
[prev in list] [next in list] [prev in thread] [next in thread]