Symbol: ATAC_ADVPIO_4_SUP
usr/src/uts/intel/io/dktp/controller/ata/ata_common.c
3368
(ata_drvp->ad_id.ai_advpiomode & ATAC_ADVPIO_4_SUP) ==
usr/src/uts/intel/io/dktp/controller/ata/ata_common.c
3369
ATAC_ADVPIO_4_SUP ? 4 : 3));