sata_get_error_retrieval_pkt
rdlog_spkt = sata_get_error_retrieval_pkt(ahci_ctlp->ahcictl_dip,
rs_spkt = sata_get_error_retrieval_pkt(ahci_ctlp->ahcictl_dip,
sata_pkt_t *sata_get_error_retrieval_pkt(dev_info_t *, sata_device_t *, int);