On Fri, 2016-06-17 at 13:02 +0200, Thomas Huth wrote: > According to the PPC970FX user manual that I have: > > "The 970FX does not provide support for the following optional or > obsolete instructions (or instruction forms). > Attempted use of these will result in an illegal instruction type > program interrupt. > [...] > · rfi - Return from interrupt (obsolete) " > > So if OpenBIOS is using this instruction in 970 mode, it's maybe > OpenBIOS that should be fixed instead?
Right, I was about to say that ... This instruction *might* have existed on POWER3 which we don't emulate, but definitely not on POWER4 and later. Cheers, Ben.
