Solaris 11 bootadm
From Lolly's Wiki
Booten via SP-Console
# bootadm set-menu console=text serial_params='0,115200,8,N,1'
# bootadm add-entry -i 1 "Solaris (single-user)"
# bootadm change-entry -i 1 kargs="-B console=ttya -s"
# bootadm add-entry -i 2 "Solaris (milestone=none)"
# bootadm change-entry -i 2 kargs="-B console=ttya -m milestone=none"