- initialize ata controller state even if master/slave device is not   present. This would prevent the simulation from running on windows   if no slave device was present on the ata0 interface.
- initialize ata controller state even if master/slave device is not
  present. This would prevent the simulation from running on windows
  if no slave device was present on the ata0 interface.

marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet