DEBUG_HVSC
DEBUG_HVSC(sc, "setled 0x%x\n", *(int *)arg);
DEBUG_HVSC(sc, "NO buffer!\n");
DEBUG_HVSC(sc, "Empty queue!\n");
DEBUG_HVSC(sc, "Empty queue!\n");
DEBUG_HVSC(sc, "Empty queue!\n");
DEBUG_HVSC(sc, "hvkbd is ready\n");
DEBUG_HVSC(sc, "keyboard resp: 0x%x\n",
DEBUG_HVSC(sc, "keystroke info: 0x%x, scan: 0x%x\n",
DEBUG_HVSC(sc, "event: 0x%x\n", pkt->cph_type);
DEBUG_HVSC(sc, "finish connect vsp\n");
DEBUG_HVSC(sc, __VA_ARGS__); \