Re: migrate VIA vt5426 to PCChip M787CL(not M787CL+)

After doing test,I find that if linux kernel scans devfn above 0xA0,
the chipset locks up.

Could somebody please give me advice to fix the bug?

riskin
> > After I migrated VIA vt5426 to new mainboard(PCChips M787CL,not M787CL+:
> > NB is VT8601,SB is VT82C686B),when probing PCI devices,the kernel
> > halted.So is there any option in LinuxBIOS need to be configed to avoid
> > the kernel halt? But the kernel can work well on PCChips M/B bios.
> This is an old bug with the chipset. I think we may still have a patch for 
> it. If linux scans any devfn above (I think) 0x40, the chipset locks up.
> Sorry.
> ron

migrate VIA vt5426 to PCChip M787CL(not M787CL+)

[Andrew Ip]

Hi,
> After doing test,I find that if linux kernel scans devfn above 0xA0,
> the chipset locks up.
> Could somebody please give me advice to fix the bug?

You can just skip it.  It is how I solved it.

-Andrew
> > > After I migrated VIA vt5426 to new mainboard(PCChips M787CL,not M787CL+:
> > > NB is VT8601,SB is VT82C686B),when probing PCI devices,the kernel
> > > halted.So is there any option in LinuxBIOS need to be configed to avoid
> > > the kernel halt? But the kernel can work well on PCChips M/B bios.
> > This is an old bug with the chipset. I think we may still have a patch for 
> > it. If linux scans any devfn above (I think) 0x40, the chipset locks up.
> > Sorry.
> > ron
>
> Linuxbios mailing list
> [e-mail]
> http://www.clustermatic.org/mailman/listinfo/linuxbios