BT848_INT_MYSTERYBIT
OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT |
OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT |
OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT |
OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT |
OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT |
OUTL(bktr, BKTR_INT_MASK, BT848_INT_MYSTERYBIT);