Welcome to PokéCommunity! Register now and join one of the best fan communities on the 'net to talk Pokémon and more! We are not affiliated with The Pokémon Company or Nintendo.
My approach so far has been as a binary hack, but in the last 24 hours I've had significant issues porting over some of the bvd block files, and even if every map was importing as I'd like, it would still take a good bit of time to do some corrections on each. Might need to consider a decomp...
Have you made any progress on this project? I was interested in the same thing, and just found a slightly easier way to go about it. Don't want to go through it all if I don't have to, but if you're still looking for Hoenn in FireRed, I'll get working and keep ya posted!