Audio drivers (Version 1.8) for Solaris？
http://www.tools.de/solaris/audio/

Supported audio hardware

audio1371: Supports soundcards based on Ensoniq 1370 / 1371 or
compatible chips: Creative Labs SoundBlaster 16PCI,
SoundBlaster PCI 128, SoundBlaster 4.1 Digital.
This is the old ？sbpci？ driver rewritten for the new audio framework,
and it adds Ensoniq 1370 support.

audioemu: Supports soundcards based on EMU10K1 or compatible chips:
Creative Labs SoundBlaster Live!, SoundBlaster Audigy.

audioi810: Audio driver for the builtin AC'97 audio controller
on Intel ICH/ICH0/ICH2/ICH4/ICH5 chipsets (i810/i815/i845e/i850/i855pm/i865/440mx);
or compatible chipsets (nVidia nForce MCP, SiS7012, AMD-768, AMD-8111).

audiovia8233: Audio driver for the builtin AC97 audio controller
on VIA chipsets using the VT8233 / VT8235 / VT8237 south bridge
(Apollo KT266/ KT266A, Apollo Pro266/ Pro266T).

audiovia686: Audio driver for the builtin AC97 audio controller
on VIA chipsets using the VT82C686A south bridge (Apollo KT133).
NOTE: This driver is currently under development. PCM/out is working,
but PCM/in is missing.

audionull: A ？/dev/null？ - like audio driver showing how to use the audio framework.