DMSGV
DMSGV(sc, "failed: m=%b w=%b v=0x%02x\n",
DMSGV(sc, "address doesn't match: addr=0x%02x vs. 0x%02x",
DMSGV(sc, "seq number doesn't match: seq=0x%02x vs. 0x%02x",
DMSGV(sc, "command doesn't match: cmd=0x%02x vs. 0x%02x",