[LinuxBIOS] Machine Check Exception with ECC DIMMs on MCP55 board

Ed Swierk eswierk at arastra.com
Tue Mar 20 18:08:21 CET 2007

On 3/20/07, Lu, Yinghai <yinghai.lu at amd.com> wrote:
> Only Opteron supports ECC.

I hope that's not true, otherwise AMD needs to change their datasheet
for the Athlon 64 X2:


> About mem training
> 0: BSP will train memory on all nodes of ReceiverEn, then train memory
> nodes of DQSPos
> 1: every core0 will train memory on the node itself.
> 2: BSP will train memory on one node (ReceiverEn, DQSPos) and then next
> Node.
> For big system ( Four way or quad way system), you can save time with
> Option 1.

So for a single-socket dual-core system, which training option should I use?


More information about the coreboot mailing list