ATA_ID_HEADS 812 include/linux/ata.h (id[ATA_ID_HEADS] == 15 || id[ATA_ID_HEADS] == 16) && ATA_ID_HEADS 813 include/linux/ata.h (lba_sects >= 16383 * 63 * id[ATA_ID_HEADS])) ATA_ID_HEADS 816 include/linux/ata.h chs_sects = id[ATA_ID_CYLS] * id[ATA_ID_HEADS] * id[ATA_ID_SECTORS];