If you look at the compatible stanza of prtconf -Dpv for the audio deivce it is one the audio device in /etc/driver_aliases might work.
pci bus 0x0000 cardnum 0x1b function 0x00: vendor 0x8086 device 0x284b Intel Corporation 82801H (ICH8 Family) HD Audio Controller Jan 29 14:52:54 opensolaris npe: [ID 236367 kern.info] PCI Express-device: pci1028,1dc at 1b, audiohd0 Jan 29 14:52:54 opensolaris genunix: [ID 936769 kern.info] audiohd0 is /pci at 0,0/pci1028,1dc at 1b Node 0x00000d . compatible: 'pciex8086,284b.1028.1dc.2' + 'pciex8086,284b.1028.1dc' + 'pciex8086,284b.2' + 'pciex8086,284b' + 'pciexclass,040300' + 'pciexclass,0403' + 'pci8086,284b.1028.1dc.2' + 'pci8086,284b.1028.1dc' + 'pci1028,1dc' + 'pci8086,284b.2' + 'pci8086,284b' + 'pciclass,040300' + 'pciclass,0403' . subsystem-vendor-id: 00001028 subsystem-id: 000001dc . vendor-id: 00008086 device-id: 0000284b . name: 'pci1028,1dc' You can try a few combination of compatible drivers in driver_aliases and reboot # grep aud /etc/driver_aliases | cut -f2 -d':' |cut -f1 -d' '|sort -u audio810 audioens audiohd audioixp audiovia823x By adding one of the entries in /etc/driver_aliases for example in one of the compatible drivers listed above in the compatible section of prtconf -Dpv and dmesg try for the fist one one at a time i.e: audio810 "pci1028,1dc" touch /reconfigure shutdown -y -g0 -i6 Try the rest using each of the drivers and compatible entries above, the /var/adm/messages should show a message or attaching or a codex issue after the reboot. -- This message posted from opensolaris.org