arcflash: Only respond on comms interface for top 4 words, not 8 words, of ROM
arcflash: Only respond on comms interface for top 4 words, not 8 words, of ROM

google/myelin-acorn-electron-hardware,google/myelin-acorn-electron-hardware,google/myelin-acorn-electron-hardware,google/myelin-acorn-electron-hardware,google/myelin-acorn-electron-hardware,google/myelin-acorn-electron-hardware