Dirk Best

You can add both ROMs using the bios system and make rev B the default. This will help people who dump their keyboard to easily identify their version.

If this is something non-official then you really need to mark it that way, and you shouldn't make it look like something official. Call it `-fixed` maybe and add a...

In floppy.cpp `ready_r()` returns `false` when the drive is ready and `true` when it isn't. That's why it's inverted in upd765.cpp `get_ready()`.