dmesg
:ada0 at ata0 bus 0 scbus0 target 0 lun 0
ada0: <Virtual HD 1.1.0> ATA-8 device
ada0: 16.700MB/s transfers (WDMA2, PIO 65536bytes)
ada0: 20479MB (41942880 512 byte sectors: 16H 63S/T 16383C)
ada0: Previously was known as ad0
da0 at blkvsc0 bus 0 scbus2 target 0 lun 0
da0: <Msft Virtual Disk 1.0> Fixed Direct Access SCSI-4 device
da0: 300.000MB/s transfers
da0: Command Queueing enabled
da0: 20480MB (41943040 512 byte sectors: 255H 63S/T 2610C)
# camcontrol devlist
<Virtual HD 1.1.0> at scbus0 target 0 lun 0 (ada0,pass0)
<Msft Virtual CD/ROM 1.0> at scbus1 target 0 lun 0 (pass1,cd0)
<Msft Virtual Disk 1.0> at scbus2 target 0 lun 0 (pass2,da0)
camcontrol devlist
<Msft Virtual CD/ROM 1.0> at scbus0 target 0 lun 0 (pass0,cd0)
<Msft Virtual Disk 1.0> at scbus1 target 0 lun 0 (pass1,da0)
<Msft Virtual Disk 1.0> at scbus2 target 1 lun 0 (pass2,da1)
< > at scbus1 target 0 lun 0 (da0,pass1)
< > at scbus1 target 0 lun 1 (da2,pass3)
< > at scbus1 target 1 lun 0 (da1,pass2)
< > at scbus1 target 1 lun 1 (da5,pass6)
etc