LAPIC_DLSTAT_BUSY
while ((i82489_readreg(LAPIC_ICRLO) & LAPIC_DLSTAT_BUSY) != 0) {
if ((i82489_readreg(LAPIC_ICRLO) & LAPIC_DLSTAT_BUSY) != 0)
if ((i82489_readreg(LAPIC_ICRLO) & LAPIC_DLSTAT_BUSY) != 0)
result = (i82489_readreg(LAPIC_ICRLO) & LAPIC_DLSTAT_BUSY) ? EBUSY : 0;