Searched refs:DLAB (Results 1 – 6 of 6) sorted by relevance
34 outb %al,(%dx) # and DLAB41 outb %al,(%dx) # DLAB
69 #define DLAB 0x80 /* divisor latch access bit */ macro
456 outb(port + LCR, DLAB); in serial_adjust_prop()
57 #define DLAB 0x80 /* divisor latch access bit */ macro410 D16 movb $DLAB, %al / divisor latch431 D16 movb $DLAB, %al / divisor latch
76 #define DLAB 0x80 /* divisor latch access bit */ macro
623 OUTB(LCR, DLAB); /* select baud rate generator */ in asyattach()1455 OUTB(LCR, DLAB); in asy_program()