The cam(4) driver now supports SEMB (SATA Enclosure Management Bridge) gadgets, which are equal to the SCSI SES/SAF-TE equipment. This controls no matter whether distinctive PMP ports such as PMP (Port MultiPlier) configuration or SEMB (SATA Enclosure Management Bridge) will be exposed or concealed. This controls no matter if it makes an attempt to connect an AHCI-able machine even if it is configured to use legacy emulation.