graeme@ubuntu:/proc/asound/card0$ cat cmi*
C-Media PCI CMI8738 (model 37) at 0xdc00, irq 11

00: 02 00 00 00
04: 10 1c 00 00
08: 03 00 00 01
0c: 00 00 00 00
10: c0 00 00 40
14: 00 00 00 00
18: 00 80 c1 0c
1c: 2e 0e d0 71
20: 10 01 d0 00
24: 00 01 00 00
28: 00 00 00 00
2c: 00 00 00 00
30: ff fb ff ff
34: 00 00 00 00
38: 00 00 00 00
3c: 00 00 00 00