"cwawdm.sys on crystal ac9x wdm diver disk is needed" error message
This is all the info I was able to dig up for your problem. The more reading you do, the wiser you'll get about this unique problem.
http://www.dellcommunity.com/support...en&cs=04&s=bsd (Read the post by SpeedStop)
http://www.dellcommunity.com/support...en&cs=04&s=bsd
http://www.dellcommunity.com/support...en&cs=04&s=bsd
http://www.dellcommunity.com/support...en&cs=04&s=bsd
http://www.dellcommunity.com/support...en&cs=04&s=bsd
cwawdm.sys is present in all previous versions but missing in A09, and due to this the user is prompted for the path to the file.
Just pick any version prior to A09, download, check to see if the required file is present.
Crystal CS4205, v. 5.12.01.4056, A06
Crystal CS4205 WDM Audio Driver2/12/2002 | (Drivers and Downloads)
Crystal CS4205, v. 6.13.10.4153, A05
Crystal CS4205 WDM Audio Driver2/12/2002 | (Drivers and Downloads)
Crystal CS4205, v. 5.12.01.4056, A02
Crystal CS4205 WDM Audio Driver v5.12.01.4056 10/12/2001 | (Drivers and Downloads)
Crystal CS4205, v. 6.13.10.4155, A07
Crystal CS4205 WDM Audio Driver3/22/2002 | (Drivers and Downloads)
Crystal CS4205, v.6.13.10.4159, A09
Crystal CS4205 WDM Driver10/21/2002 | (Drivers and Downloads)
Crystal CS4205, v. 6.13.10.4158, A08
Crystal CS4205 WDM Audio Driver5/14/2002 | (Drivers and Downloads)
WDM Driver for CS4235 (from Cirrus Logic website)
7/2001 : 712 Kb
Provides Windows 98SE, Windows ME, and Windows 2000 support for CS4232, CS4235, CS4236B, CS4237B, CS4238B, and CS4239.