Play audio failed on advantec board

Hi All,
I tried to play the wave file on advantec board with the following way,but it can not play.

io-audio -dess1938
playaudio Test.wav

the error message is “snd_pcm_open failed: No such file or directory”.

the output for pci command is as below:

Class = Multimedia (Audio)
Vendor ID = 125dh, ESS Technology
Device ID = 1988h, ES1988 Allegro-1
PCI index = 0h
PCI IO Address = ec00h enabled
PCI Int Pin = INT A
Interrupt line = 12
CPU Interrupt = ch