/proc/asound
Zu beachten ist vor allem Dreamone BLE PCM driver
Code
root@dreamone:~# cat /proc/asound/cards
0 [AMLAUGESOUND ]: AML-AUGESOUND - AML-AUGESOUND
AML-AUGESOUND
1 [PCM ]: BLE ALSA driver - BLE PCM
Dreamone BLE PCM driver
root@dreamone:~# cat /proc/asound/devices
0: [ 0] : control
16: [ 0- 0]: digital audio playback
17: [ 0- 1]: digital audio playback
18: [ 0- 2]: digital audio playback
26: [ 0- 2]: digital audio capture
32: [ 1] : control
33: : timer
56: [ 1- 0]: digital audio capture
root@dreamone:~# cat /proc/asound/hwdep
root@dreamone:~# cat /proc/asound/pcm
00-00: SPDIF-B-dummy-alsaPORT-HDMI dummy-0 : : playback 1
00-01: SPDIF-dummy-alsaPORT-spdif dummy-1 : : playback 1
00-02: TDM-B-dummy-alsaPORT-btpcm multicodec-2 : : playback 1 : capture 1
01-00: BLE PCM : : capture 1
root@dreamone:~# cat /proc/asound/timers
G0: system timer : 4000.000us (10000000 ticks)
P0-0-0: PCM playback 0-0-0 : SLAVE
P0-1-0: PCM playback 0-1-0 : SLAVE
P0-2-0: PCM playback 0-2-0 : SLAVE
P0-2-1: PCM capture 0-2-1 : SLAVE
P1-0-1: PCM capture 1-0-1 : SLAVE
root@dreamone:~# cat /proc/asound/version
Advanced Linux Sound Architecture Driver Version k4.9.
root@dreamone:~# cat /proc/asound/card0/pcm0p/sub0/info
card: 0
device: 0
subdevice: 0
stream: PLAYBACK
id: SPDIF-B-dummy-alsaPORT-HDMI dummy-0
name:
subname: subdevice #0
class: 0
subclass: 0
subdevices_count: 1
subdevices_avail: 1
root@dreamone:~# cat /proc/asound/card0/pcm0p/sub0/info
card: 0
device: 0
subdevice: 0
stream: PLAYBACK
id: SPDIF-B-dummy-alsaPORT-HDMI dummy-0
name:
subname: subdevice #0
class: 0
subclass: 0
subdevices_count: 1
subdevices_avail: 1
Alles anzeigen
gruß pclin