cfgadm to list drives
[root@54-04-a6-91-2b-27 /opt]# cfgadm
Ap_Id Type Receptacle Occupant Condition
sata0/0::dsk/c2t0d0 disk connected configured ok
sata0/1::dsk/c2t1d0 disk connected configured ok
sata0/2::dsk/c2t2d0 disk connected configured ok
sata0/3::dsk/c2t3d0 disk connected configured ok
sata1/0::dsk/c0t0d0 disk connected configured ok
sata1/1::dsk/c0t1d0 disk connected configured ok
sata1/2::dsk/c0t2d0 disk connected configured ok
sata1/3::dsk/c0t3d0 disk connected configured ok
usb0/1 usb-hub connected configured ok
usb0/1.1 unknown empty unconfigured ok
when changing sd.conf for e.g. sata1/1::dsk/c0t1d0 then:
cfgadm -c unconfigure sata1/1
and then
cfgadm -c configure sata1/1::dsk/c0t1d0