Maybe I should report this directly to emulators, but just to make sure.
So when playing any SNES game the video loads perfectly, but the sound is either absent (Snes9x) or cracking (Beetle bsnes).
Some HW info:
CPU:
model name : Amlogic S905W rev d
Hardware : Amlogic
alsactl info:
#
# Sound card
#
- card: 0
id: AMLMESONAUDIO
name: AML-MESONAUDIO
longname: AML-MESONAUDIO
driver_name: AML-MESONAUDIO
mixer_name:
components:
controls_count: 17
pcm:
- stream: PLAYBACK
devices:
- device: 0
id: I2S T9015-audio-hifi-0
name:
subdevices:
- subdevice: 0
name: subdevice #0
- device: 1
id: SPDIF dit-hifi-1
name:
subdevices:
- subdevice: 0
name: subdevice #0
- device: 2
id: PCM pcm2bt-pcm-2
name:
subdevices:
- subdevice: 0
name: subdevice #0
- stream: CAPTURE
devices:
- device: 0
id: I2S T9015-audio-hifi-0
name:
subdevices:
- subdevice: 0
name: subdevice #0
- device: 1
id: SPDIF dit-hifi-1
name:
subdevices:
- subdevice: 0
name: subdevice #0
- device: 2
id: PCM pcm2bt-pcm-2
name:
subdevices:
- subdevice: 0
name: subdevice #0
kodi log when playing a SNES game with Snes9x: