luxadm display -p /devices/sbus@2,0/SUNW,.....
luxadm inq /dev/rdsk/c3t1d0s2
luxadm display (summer)
7,200 rpm 7x2x9G = A5000
7,200 rpm 7x2x18G = A5100
10,000 rpm 11x2x9G = A5200