SOUND support in DOS | Piotr | HDA (Developers)
Yes, you can use codecs from different manufacturers but for the AC97 the programmer's interfaces also varied. As far as I learned that is also the case for HDA.  That was one of the reasons I did not extend my AC97 driver to HDA.
 That was one of the reasons I did not extend my AC97 driver to HDA.
Georg
Complete thread:
- SOUND support in DOS | Piotr | HDA - DOS386, 14.12.2011, 08:26 ![Open in board view [Board]](img/board_d.gif) ![Open in mix view [Mix]](img/mix_d.gif) - SOUND support in DOS | Piotr | HDA - RayeR, 14.12.2011, 12:31- SOUND support in DOS | Piotr | HDA - RayeR, 15.12.2011, 10:26
 
- ICH4 and CD audio not working - Doug, 15.12.2011, 16:19- ICH4 and CD audio not working - Dex, 16.12.2011, 01:16- It worked! - Doug, 16.12.2011, 03:06- Dex - source code? - Doug, 19.12.2011, 20:36- Dex - source code? - Dex, 20.12.2011, 04:02- Many thanks.... - Doug, 20.12.2011, 18:04
 
 
- Dex - source code? - Dex, 20.12.2011, 04:02
 
- Dex - source code? - Doug, 19.12.2011, 20:36
 
- It worked! - Doug, 16.12.2011, 03:06
 
- ICH4 and CD audio not working - Dex, 16.12.2011, 01:16
- SOUND support in DOS | Piotr | HDA - Marton, 17.12.2011, 05:20- SOUND support in DOS | Piotr | HDA - RayeR, 17.12.2011, 19:20- SOUND support in DOS | Piotr | HDA - Marton, 18.12.2011, 02:04- SOUND support in DOS | Piotr | HDA - RayeR, 18.12.2011, 05:35- SOUND support in DOS | Piotr | HDA - RayeR, 18.12.2011, 14:16- SOUND support in DOS | Piotr | HDA - Rugxulo, 18.12.2011, 18:12- SOUND support in DOS | Piotr | HDA - RayeR, 18.12.2011, 19:08- SOUND support in DOS | Piotr | HDA - Marton, 19.12.2011, 22:14- SOUND support in DOS | Piotr | HDA - RayeR, 20.12.2011, 03:57- SOUND support in DOS | Piotr | HDA - Marton, 20.12.2011, 06:59- SOUND support in DOS | Piotr | HDA - Marton, 22.12.2011, 15:41- SOUND support in DOS | Piotr | HDA - Rugxulo, 23.12.2011, 07:51- SOUND support in DOS | Piotr | HDA - RayeR, 23.12.2011, 19:01- SOUND support in DOS | Piotr | HDA - Rugxulo, 24.12.2011, 22:18- SOUND support in DOS | Piotr | HDA - RayeR, 25.12.2011, 04:39- SOUND support in DOS | Piotr | HDA - georgpotthast, 25.12.2011, 20:45- SOUND support in DOS | Piotr | HDA - RayeR, 25.12.2011, 21:00- SOUND support in DOS | Piotr | HDA - georgpotthast, 25.12.2011, 21:19- SOUND support in DOS | Piotr | HDA - RayeR, 25.12.2011, 22:51- SOUND support in DOS | Piotr | HDA - georgpotthast, 26.12.2011, 08:19
- SOUND support in DOS | Piotr | HDA - Dex, 26.12.2011, 17:57- SOUND support in DOS | Piotr | HDA - RayeR, 27.12.2011, 01:54
 
 
 
- SOUND support in DOS | Piotr | HDA - RayeR, 25.12.2011, 22:51
 
- SOUND support in DOS | Piotr | HDA - georgpotthast, 25.12.2011, 21:19
 
- SOUND support in DOS | Piotr | HDA - RayeR, 25.12.2011, 21:00
- SOUND support in DOS | Piotr | HDA - Deniska, 26.12.2011, 23:51- SOUND support in DOS | Piotr | HDA - Deniska, 26.12.2011, 23:55- SOUND support in DOS | Piotr | HDA - RayeR, 27.12.2011, 01:44
 
 
- SOUND support in DOS | Piotr | HDA - Deniska, 26.12.2011, 23:55
- SOUND support in DOS | Piotr | HDA - Rugxulo, 27.12.2011, 21:39- SOUND support in DOS | Piotr | HDA - RayeR, 28.12.2011, 03:27- SOUND support in DOS | Piotr | HDA - Marton, 08.01.2012, 16:47
 
 
- SOUND support in DOS | Piotr | HDA - RayeR, 28.12.2011, 03:27
- SOUND support in DOS | Piotr | HDA - DOS386, 15.01.2012, 04:25- SOUND support in DOS | Piotr | HDA - RayeR, 16.01.2012, 00:08- SOUND support in DOS | Piotr | HDA | WAW output broken - DOS386, 16.01.2012, 06:35- SOUND support in DOS | Piotr | HDA | WAW output broken - RayeR, 16.01.2012, 14:56- SOUND support in DOS | Piotr | HDA | WAW output broken - Zyzzle, 01.02.2012, 01:50- SOUND support in DOS | Piotr | HDA | WAW output broken - RayeR, 01.02.2012, 13:44- Judas in Freepascal - Laaca, 27.02.2012, 09:48- Judas in Freepascal - RayeR, 02.03.2012, 10:33- Judas in Freepascal - Khusraw, 02.03.2012, 20:50
 
 
- Judas in Freepascal - RayeR, 02.03.2012, 10:33
 
- Judas in Freepascal - Laaca, 27.02.2012, 09:48
 
- SOUND support in DOS | Piotr | HDA | WAW output broken - RayeR, 01.02.2012, 13:44
 
- SOUND support in DOS | Piotr | HDA | WAW output broken - Zyzzle, 01.02.2012, 01:50
 
- SOUND support in DOS | Piotr | HDA | WAW output broken - RayeR, 16.01.2012, 14:56
- SOUND support in DOS | Piotr | HDA - Fabrizio, 03.03.2013, 23:21
 
- SOUND support in DOS | Piotr | HDA | WAW output broken - DOS386, 16.01.2012, 06:35
 
- SOUND support in DOS | Piotr | HDA - RayeR, 16.01.2012, 00:08
 
- SOUND support in DOS | Piotr | HDA - georgpotthast, 25.12.2011, 20:45
 
- SOUND support in DOS | Piotr | HDA - RayeR, 25.12.2011, 04:39
 
- SOUND support in DOS | Piotr | HDA - Rugxulo, 24.12.2011, 22:18
 
- SOUND support in DOS | Piotr | HDA - RayeR, 23.12.2011, 19:01
 
- SOUND support in DOS | Piotr | HDA - Rugxulo, 23.12.2011, 07:51
 
- SOUND support in DOS | Piotr | HDA - Marton, 22.12.2011, 15:41
 
- SOUND support in DOS | Piotr | HDA - Marton, 20.12.2011, 06:59
 
- SOUND support in DOS | Piotr | HDA - RayeR, 20.12.2011, 03:57
 
- SOUND support in DOS | Piotr | HDA - Marton, 19.12.2011, 22:14
 
- SOUND support in DOS | Piotr | HDA - RayeR, 18.12.2011, 19:08
 
- SOUND support in DOS | Piotr | HDA - Rugxulo, 18.12.2011, 18:12
 
- SOUND support in DOS | Piotr | HDA - RayeR, 18.12.2011, 14:16
 
- SOUND support in DOS | Piotr | HDA - RayeR, 18.12.2011, 05:35
 
- SOUND support in DOS | Piotr | HDA - Marton, 18.12.2011, 02:04
 
- SOUND support in DOS | Piotr | HDA - RayeR, 17.12.2011, 19:20
- SOUND support in DOS | Capturing PC speaker sound - TomCat, 08.10.2017, 00:03- SOUND support in DOS | Capturing PC speaker sound - Laaca, 11.10.2017, 20:23- SOUND support in DOS | Capturing PC speaker sound - TomCat, 29.10.2017, 02:53
 
- SOUND support in DOS | Capturing PC speaker sound - KormaX, 27.10.2017, 23:44
- SOUND support in DOS | Capturing PC speaker sound - KormaX, 28.10.2017, 12:08- SOUND support in DOS | Capturing PC speaker sound - TomCat, 29.10.2017, 02:56- SOUND support in DOS | Capturing PC speaker sound - KormaX, 30.10.2017, 16:26
 
 
- SOUND support in DOS | Capturing PC speaker sound - TomCat, 29.10.2017, 02:56
 
- SOUND support in DOS | Capturing PC speaker sound - Laaca, 11.10.2017, 20:23
 
- SOUND support in DOS | Piotr | HDA - RayeR, 14.12.2011, 12:31
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