[coreboot] Supermicro H8DME-2 Coreboot v2

Marc Jones marcj303 at gmail.com
Tue Jan 13 21:00:41 CET 2009

On Mon, Jan 12, 2009 at 7:25 PM, Kevin Connelly
<kconnelly at siliconmechanics.com> wrote:
> Hi All,
> I am attempting to boot a H8DME-2 using the Supermicro H8DMR-i2 code as a
> starting point. I am having problems getting the ram to initialize properly.
> I can get a bootable system, but not with the proper amount of ram available
> in the OS.
> Using i2cdetect, it appears that the ram off the first cpu is at 30-37, and
> the ram off the second cpu is at 50-57. Setting these addresses in Congig.lb
> does not seem to fix the problem.
> I have attached lspci and dmidecode dumps. Please let me know what other
> debug information would be helpful.

Hi Kevin,

The i2c address is not used from the config.lb (yeah that needs to be
fixed). In cache_as_ram_auto.c the spd_addr needs to be filled in
correctly. That is what maps an i2c address to a dimm slots.


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