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2.0 vs 2.1 compliance



There is a significant effort to convert all 2.0 compliant 
devices to 2.1.  Most PCI bridges are changing faster than the 
I/O cards available in the market.  My understanding is that 
full target/initiator cards that are 2.1 compliant are backward 
compatible with the CPU-PCI bridges that are 2.0 compliant.  
However, is the reverse condition a true statement.  Can a full 
master card that is 2.0 compliant run in an environment 
that has a 2.1 compliant CPU-PCI bridge?  Are there any issues 
with the bus latency problems?  I can not find anything about 
this in the spec.

Thanks, FK
n¬›