[OpenIndiana-discuss] OI Audio System Selects Wrong Audio Device

[Peter Tribble]

Different applications can be persuaded to use the devices in different
ways,
But ultimately, replace the symlinks.

http://www.tribblix.org/Use/8.desktop.html


-Peter Tribble
http://www.petertribble.co.uk/ - http://ptribble.blogspot.com/


On Sat, 12 Jul 2025 at 21:59, Gary Mills <gary_mills at fastmail.fm> wrote:

> My OI system ryzen has two audio devices.  Here are the links:
>
> <mills at ryzen:2362>$ ll /dev/sound/?
> lrwxrwxrwx   1 root     root           9 Sep 20  2017 /dev/sound/0 ->
> audiohd:0
> lrwxrwxrwx   1 root     root           9 Sep 20  2017 /dev/sound/1 ->
> audiohd:1
>
> When I attempt to play audio on these links directly, I get this:
>
> <mills at ryzen:2363>$ audioplay -d /dev/sound/0
> /usr/demo/SOUND/sounds/rooster.au
> /* Complete silence */
>
> <mills at ryzen:2364>$ audioplay -d /dev/sound/1
> /usr/demo/SOUND/sounds/rooster.au
> /* The rooster crows and dawn breaks */
>
> /dev/sound/0 is the HDMI audio device.  /dev/sound/1 is the
> motherboard audio device.  Here they are in scanpci:
>
> pci bus 0x0008 cardnum 0x00 function 0x00: vendor 0x1002 device 0x677b
>  Advanced Micro Devices, Inc. [AMD/ATI] Caicos PRO [Radeon HD 7450]
>
> pci bus 0x0008 cardnum 0x00 function 0x01: vendor 0x1002 device 0xaa98
>  Advanced Micro Devices, Inc. [AMD/ATI] Caicos HDMI Audio [Radeon HD 6450 /
>  7450/8450/8490 OEM / R5 230/235/235X OEM]
>
> pci bus 0x000a cardnum 0x00 function 0x03: vendor 0x1022 device 0x1457
>  Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) HD Audio
>  Controller
>
> These are the device links:
>
> lrwxrwxrwx   1 root     root          68 Sep 20  2017 audiohd:0 ->
>  ../../devices/pci at 0,0/pci1022,1453 at 3,1/pci1043,aa98 at 0,1:sound,audio0
> lrwxrwxrwx   1 root     root          68 Sep 20  2017 audiohd:1 ->
>  ../../devices/pci at 0,0/pci1022,1454 at 8,1/pci1043,86c7 at 0,3:sound,audio1
>
> In the Sound Preference MATE GUI, from the System menu, the Hardware
> tab is empty, leaving no way to select an audio device.  The Input and
> Output tabs show only one device, also leaving no way.
>
> As a result, there's no way to select second audio device, the one
> that's built-in to motheboard with audio jacks.  The first audio
> device is the one that produces no sound.  It behaves this way because
> the audio driver ignores HDMI audio, a known illumos bug.
>
> Is there any way to fix this system?  I'd like to use Youtube again.
>
> --
> -Gary Mills-            -refurb-                -Winnipeg, Manitoba,
> Canada-
>
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