dragonflybsd driver for Radeon HD 6450 audio device

Aaron LI aly at aaronly.me
Fri Oct 12 22:15:23 PDT 2018

On Thu, 11 Oct 2018 09:19:08 +0530
Siju George <sgeorge.ml at gmail.com> wrote:

> Thankyou Justin, Imre & Romik,
> I did
> dfly# kldload snd_driver
> and am getting sound :-) easy.
> What is the way to find the exact sound driver that was loaded?
> This appears in dmesg
> [drm] Initialized radeon 2.40.0 20080528
> hdac0: <ATI RV910 HDA Controller> mem 0xfe540000-0xfe543fff irq 33 at
> device 0.1 on pci7
> hdac0: link ctrl 0x2910
> hdac0: disable nosnoop
> hdac1: <AMD (0x1457) HDA Controller> mem 0xfe800000-0xfe807fff irq 43 at
> device 0.3 on pci18
> hdac1: link ctrl 0x2830
> hdac1: disable nosnoop
> hdacc0: <ATI R6xx HDA CODEC> at cad 0 on hdac0
> hdaa0: <ATI R6xx Audio Function Group> at nid 1 on hdacc0
> hdacc1: <Realtek (0x1220) HDA CODEC> at cad 0 on hdac1
> hdaa1: <Realtek (0x1220) Audio Function Group> at nid 1 on hdacc1
> pcm0: <ATI R6xx (HDMI)> at nid 3 on hdaa0
> pcm1: <Realtek (0x1220) (Rear Analog 5.1/2.0)> at nid 20,22,21 and 24,26 on
> hdaa1
> pcm2: <Realtek (0x1220) (Front Analog)> at nid 27 and 25 on hdaa1
> pcm3: <Realtek (0x1220) (Rear Digital)> at nid 30 on hdaa1

Hi Siju,

According the above 'hdac' device, you're using the 'snd_hda' module.

Loading 'snd_driver' will load all the 'snd_*' drivers, as shown by your
'kldstat' output.  You can try just load 'snd_hda' and test the sound.

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