[coreboot] Supermicro H8DME-2 Coreboot v2

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Thu Jan 15 21:23:33 CET 2009

On 13.01.2009 21:00, Marc Jones wrote:
> 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.

I have stumbled over exactly the same problem for my Asus M2A-VM board.

What's the reason to ignore Config.lb? And if it is ignored anyway, can
we remove the i2c entries in Config.lb to reduce confusion?



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