ATA_IDX_INL
stat0 = ATA_IDX_INL(ch, ATA_STATUS) & 0xff;
stat1 = ATA_IDX_INL(ch, ATA_STATUS) & 0xff;
return ((ATA_IDX_INL(ch, ATA_SSTATUS) & 0x0f0) >> 4);
*val = ATA_IDX_INL(ch, reg);
*result = ATA_IDX_INL(ch, ATA_IDX_DATA);
*result = ATA_IDX_INL(ch, reg);
ATA_IDX_INL(ch,ATA_STATUS);