hwtest/pfifo: Nailed down Gray code and status computations.
hwtest/pfifo: Nailed down Gray code and status computations.

MoochMcGee/envytools,karolherbst/envytools,karolherbst/envytools,grate-driver/envytools,grate-driver/envytools,envytools/envytools,MoochMcGee/envytools,karolherbst/envytools,pierremoreau/envytools,grate-driver/envytools,pierremoreau/envytools,MoochMcGee/envytools,pierremoreau/envytools,pierremoreau/envytools,karolherbst/envytools,grate-driver/envytools,grate-driver/envytools,envytools/envytools,MoochMcGee/envytools,pierremoreau/envytools,karolherbst/envytools,envytools/envytools,envytools/envytools,envytools/envytools,MoochMcGee/envytools