[LinuxBIOS] lb on pd10000

Stefan Reinauer stepan at coresystems.de
Mon Jul 3 16:47:40 CEST 2006


* Ronald G Minnich <rminnich at lanl.gov> [060703 16:06]:
> bios at lists.actweb.info wrote:
> > in file : src/northbridge/via/vt8623/raminit.c
> > 
> > I added a couple of line to show were in the file its crashing :-
> > 
> >         /* setup cpu */
> >         pci_write_config8(north,0x50,0xc8);
> >         pci_write_config8(north,0x51,0xde);
> >         pci_write_config8(north,0x52,0xcf);
> >         pci_write_config8(north,0x53,0x88);
> >         pci_write_config8(north,0x55,0x04);
> >         print_debug("vt8623 init step 2\r\n");
> 
> well, you are becoming a linuxbios hacker, I think :-)
> 
> >  b = smbus_read_byte(0xa0,17);
 
> this is kinda weird. On a via chip the lockups always occur on the 
> northbridge, not on spd ...
 
maybe it is a late or early hang. ie. the code is already some
instructions further but the machine hung before the serial buffer could
be emptied. 


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