FIFO_ON
outb(port + FIFOR, FIFO_ON); /* enable */
outb(port + FIFOR, FIFO_ON|FIFORXFLSH); /* reset */
FIFO_ON|FIFODMA|FIFOTXFLSH|FIFORXFLSH|0x80);
if (asy->asy_use_fifo == FIFO_ON) {
OUTB(FIFOR, FIFO_ON | FIFODMA | FIFORXFLSH |
if (asy->asy_use_fifo == FIFO_ON)
if (asy->asy_use_fifo == FIFO_ON) {
OUTB(FIFOR, FIFO_ON | FIFODMA | FIFOTXFLSH |
if (asy->asy_use_fifo == FIFO_ON) {
OUTB(FIFOR, FIFO_ON | FIFODMA | FIFORXFLSH |
OUTB(FIFOR, FIFO_ON | FIFODMA | FIFOTXFLSH | FIFORXFLSH |
asy->asy_use_fifo = FIFO_ON;