ATA_IDENTIFY_LOOKAHEAD
if (at->at_identify.cmdset82 & ATA_IDENTIFY_LOOKAHEAD) {
if (at->at_identify.features85 & ATA_IDENTIFY_LOOKAHEAD)
if ((at->at_identify.cmdset82 & ATA_IDENTIFY_LOOKAHEAD) &&
(at->at_identify.features85 & ATA_IDENTIFY_LOOKAHEAD) == 0) {
if (at->at_identify.cmdset82 & ATA_IDENTIFY_LOOKAHEAD) {
if (at->at_identify.features85 & ATA_IDENTIFY_LOOKAHEAD)
if ((at->at_identify.cmdset82 & ATA_IDENTIFY_LOOKAHEAD) &&
(at->at_identify.features85 & ATA_IDENTIFY_LOOKAHEAD) == 0) {