Copy OBP breakpoint vector from the PROM trap table into our own trap table. This makes the kernel properly enter the prom upon halt on the v1280.
Copy OBP breakpoint vector from the PROM trap table into our own trap table.
This makes the kernel properly enter the prom upon halt on the v1280.

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