[coreboot] H8DME-2 woes, hints?

Myles Watson mylesgw at gmail.com
Fri May 7 15:30:08 CEST 2010


> > > The hardware:
> > >    SuperMicro H8DME-2.
> > >    Four 1Gbyte DDR2-667/533/400 Registered ECC SDRAM sticks from
> Crucial.
> > >    Two Quad-Core AMD 2378 2.4 GHz Processors.
> > >    Onboard video.
> > >    One SATA disk.
> > >    One PATA DVD-ROM reader.
> > >    NULL modem serial cable from COM1 to COM1 on another PC.
> > >
> > > The details:
> > >    When booting coreboot, nothing happens for about 45 seconds.
> > >    Then the fans speed up to high and some messages start appearing
> > >    on the serial line.  These messages print rather slowly (maybe
> > >    1 second/message).  They are:
> > >
> > >         coreboot-4.0-r5521M Wed May  5 10:53:42 EDT 2010 starting...
> > >         *sysinfo range: [000cf000,000cf730]
> > >         bsp_apicid=00
> > >         Enabling routing table for node 00 done.
> > >         Enabling SMP settings
> > >         (0,1) link=00
> >
> > This looks like the bootup code for gen f Opterons.  It doesn't look
> > like the h8dme has a fam10 variant yet, which is what you need for the
> > 2378 CPUs.
> 
> Thanks Arne!
> I'll have to figure out how to proceed from here.
> 
> On a side note, it _looks_ like the slowdown might be due to the udelay
> unification.  Still bisecting.

I'm surprised you found a revision that works, since it has never supported
fam10.  I think it would be more fruitful for you to look at one of the
boards that has both fam10 and k8 support, and try to put together an
h8dme_fam10 port.

Thanks,
Myles





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