WDCDELAY
delay(WDCDELAY);
delay(WDCDELAY);
delay(WDCDELAY);
#define WDCNDELAY_RST (WDC_RESET_WAIT * 1000 / WDCDELAY)
ata_delay(chp, WDCDELAY, "atarst", wflags);
timeout = timeout * 1000 / WDCDELAY; /* delay uses microseconds */
delay(WDCDELAY);
chp->ch_channel, WDCDELAY * xtime);
WDCDELAY * xtime);
for (xtime = 0; xtime < timeout * 1000 / WDCDELAY; xtime++) {
delay(WDCDELAY);
poll ? (WDC_PROBE_WAIT / WDCDELAY)