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

Lu, Yinghai yinghai.lu at amd.com
Tue Mar 20 17:36:23 CET 2007

Only Opteron supports ECC.

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

For big system ( Four way or quad way system), you can save time with
Option 1.


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