CRT_ID_VER_TOTAL
WCrt(ba, CRT_ID_VER_TOTAL, VT);
WCrt(ba, CRT_ID_VER_TOTAL, VT);
WCrt(ba, CRT_ID_VER_TOTAL, 0xBF);
WCrt(ba, CRT_ID_VER_TOTAL, VT);
WCrt(ba, CRT_ID_VER_TOTAL, 0xBF);
WCrt(ba, CRT_ID_VER_TOTAL, VT);
WCrt(ba, CRT_ID_VER_TOTAL, (md->VT & 0xff));
WCrt (ba, CRT_ID_VER_TOTAL, (md->VT & 0xff));
regs->crt[CRT_ID_VER_TOTAL] = mode->vtotal;