nForce4 PATA support from Olivier Crouzet <ol at epita.fr>. ok grange@
nForce4 PATA support from Olivier Crouzet <ol at epita.fr>. ok grange@

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars