[LinuxBIOS] PCI-Bridge Problem - AMD Geode LX - PLX PCI6150

Peter Stuge peter at stuge.se
Thu Sep 20 13:45:18 CEST 2007

On Thu, Sep 20, 2007 at 08:57:39AM +0200, Steffen D. wrote:
> When i use the normal bios which is shipped with the hardware - it
> works.

Hardware is rarely the problem.

> Lspci -vvv also says "Interrupt: pin A routed to IRQ 0" (for the wifi 
> card). Seems that it is the problem but what can i do now?
> More output from lspci -vvv (PCI2PCI-Bridge)
> -----------------------
> 00:0e.0 PCI bridge: Hint Corp HiNT HB4 PCI-PCI Bridge (PCI6150) (rev 04) 
> (prog-if 00 [Normal decode])

Could you send the corresponding lspci output from when booting the
factory BIOS?

Seems there's a common problem with LB and PCI-PCI bridges. Also some
trouble on the M57SLI discussed right now.

Is your bridge also set to subtractive decode with the factory BIOS?

>         I/O behind bridge: 0000f000-00000fff

These two values look wrong.

>         Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff

As does these.

>         Interrupt: pin A routed to IRQ 0

This is definately not right.


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