[LinuxBIOS] #66: Merge all debug.c instances

[LinuxBIOS]

#66: Merge all debug.c instances
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   Reporter:  uwe                |          Owner:  somebody      
       Type:  defect             |         Status:  new           
   Priority:  major              |      Milestone:  Cosmetic fixes
  Component:  code               |        Version:  v2            
   Keywords:                     |   Dependencies:                
Patchstatus:  there is no patch  |  
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 There are a ton of very similar and even identical debug.c files in
 LinuxBIOSv2. We should put one version into src/lib/debug.c or so, and use
 that from all mainboards...