When USB Audio 1.0 is selected the output of abc.txt is:
state.PCH { control.1 { iface MIXER name 'Headphone Playback Volume' value.0 87 value.1 87 comment { access 'read write' type INTEGER count 2 range '0 - 87' dbmin -6525 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.2 { iface MIXER name 'Headphone Playback Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Speaker Playback Volume' value.0 87 value.1 87 comment { access 'read write' type INTEGER count 2 range '0 - 87' dbmin -6525 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.4 { iface MIXER name 'Speaker Playback Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.5 { iface MIXER name 'Mic Playback Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 31' dbmin -3450 dbmax 1200 dbvalue.0 -3450 dbvalue.1 -3450 } } control.6 { iface MIXER name 'Mic Playback Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.7 { iface MIXER name 'Auto-Mute Mode' value Enabled comment { access 'read write' type ENUMERATED count 1 item.0 Disabled item.1 Enabled } } control.8 { iface MIXER name 'Capture Volume' value.0 25 value.1 25 comment { access 'read write' type INTEGER count 2 range '0 - 63' dbmin -1725 dbmax 3000 dbvalue.0 150 dbvalue.1 150 } } control.9 { iface MIXER name 'Capture Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.10 { iface MIXER name 'Mic Boost Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 3' dbmin 0 dbmax 3000 dbvalue.0 0 dbvalue.1 0 } } control.11 { iface MIXER name 'Internal Mic Boost Volume' value.0 1 value.1 1 comment { access 'read write' type INTEGER count 2 range '0 - 3' dbmin 0 dbmax 3000 dbvalue.0 1000 dbvalue.1 1000 } } control.12 { iface MIXER name 'Master Playback Volume' value 60 comment { access 'read write' type INTEGER count 1 range '0 - 87' dbmin -6525 dbmax 0 dbvalue.0 -2025 } } control.13 { iface MIXER name 'Master Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.14 { iface CARD name 'Mic Jack' value false comment { access read type BOOLEAN count 1 } } control.15 { iface CARD name 'Internal Mic Phantom Jack' value true comment { access read type BOOLEAN count 1 } } control.16 { iface CARD name 'Headphone Jack' value false comment { access read type BOOLEAN count 1 } } control.17 { iface CARD name 'Speaker Phantom Jack' value true comment { access read type BOOLEAN count 1 } } control.18 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.19 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.20 { iface CARD name 'HDMI/DP,pcm=3 Jack' value false comment { access read type BOOLEAN count 1 } } control.21 { iface MIXER name 'IEC958 Playback Con Mask' value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.22 { iface MIXER name 'IEC958 Playback Pro Mask' value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.23 { iface MIXER name 'IEC958 Playback Default' value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.24 { iface MIXER name 'IEC958 Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.25 { iface PCM device 3 name ELD value '' comment { access 'read volatile' type BYTES count 0 } } control.26 { iface PCM device 3 name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read write' type INTEGER count 8 range '0 - 36' } } control.27 { iface MIXER name 'PCM Playback Volume' value.0 255 value.1 255 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffec1400000014' dbmin -5100 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } } state.Device { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM device 1 name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.3 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'PCM Playback Switch' index 1 value true comment { access 'read write' type BOOLEAN count 1 } } control.5 { iface MIXER name 'PCM Playback Volume' value.0 107 value.1 107 value.2 107 value.3 107 value.4 107 value.5 107 value.6 107 value.7 107 comment { access 'read write' type INTEGER count 8 range '0 - 127' dbmin -12700 dbmax 0 dbvalue.0 -2000 dbvalue.1 -2000 dbvalue.2 -2000 dbvalue.3 -2000 dbvalue.4 -2000 dbvalue.5 -2000 dbvalue.6 -2000 dbvalue.7 -2000 } } control.6 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.7 { iface MIXER name 'Line Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'PCM Capture Source' value Mic comment { access 'read write' type ENUMERATED count 1 item.0 Mic item.1 Line } } }
When USB Audio 1.0 is selected the output of abc.txt is:
state.PCH { 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 00000000' 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 00000000' 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 000000000000000 00000000' 08ffffec1400000 014'
control.1 {
iface MIXER
name 'Headphone Playback Volume'
value.0 87
value.1 87
comment {
access 'read write'
type INTEGER
count 2
range '0 - 87'
dbmin -6525
dbmax 0
dbvalue.0 0
dbvalue.1 0
}
}
control.2 {
iface MIXER
name 'Headphone Playback Switch'
value.0 true
value.1 true
comment {
access 'read write'
type BOOLEAN
count 2
}
}
control.3 {
iface MIXER
name 'Speaker Playback Volume'
value.0 87
value.1 87
comment {
access 'read write'
type INTEGER
count 2
range '0 - 87'
dbmin -6525
dbmax 0
dbvalue.0 0
dbvalue.1 0
}
}
control.4 {
iface MIXER
name 'Speaker Playback Switch'
value.0 true
value.1 true
comment {
access 'read write'
type BOOLEAN
count 2
}
}
control.5 {
iface MIXER
name 'Mic Playback Volume'
value.0 0
value.1 0
comment {
access 'read write'
type INTEGER
count 2
range '0 - 31'
dbmin -3450
dbmax 1200
dbvalue.0 -3450
dbvalue.1 -3450
}
}
control.6 {
iface MIXER
name 'Mic Playback Switch'
value.0 false
value.1 false
comment {
access 'read write'
type BOOLEAN
count 2
}
}
control.7 {
iface MIXER
name 'Auto-Mute Mode'
value Enabled
comment {
access 'read write'
type ENUMERATED
count 1
item.0 Disabled
item.1 Enabled
}
}
control.8 {
iface MIXER
name 'Capture Volume'
value.0 25
value.1 25
comment {
access 'read write'
type INTEGER
count 2
range '0 - 63'
dbmin -1725
dbmax 3000
dbvalue.0 150
dbvalue.1 150
}
}
control.9 {
iface MIXER
name 'Capture Switch'
value.0 true
value.1 true
comment {
access 'read write'
type BOOLEAN
count 2
}
}
control.10 {
iface MIXER
name 'Mic Boost Volume'
value.0 0
value.1 0
comment {
access 'read write'
type INTEGER
count 2
range '0 - 3'
dbmin 0
dbmax 3000
dbvalue.0 0
dbvalue.1 0
}
}
control.11 {
iface MIXER
name 'Internal Mic Boost Volume'
value.0 1
value.1 1
comment {
access 'read write'
type INTEGER
count 2
range '0 - 3'
dbmin 0
dbmax 3000
dbvalue.0 1000
dbvalue.1 1000
}
}
control.12 {
iface MIXER
name 'Master Playback Volume'
value 60
comment {
access 'read write'
type INTEGER
count 1
range '0 - 87'
dbmin -6525
dbmax 0
dbvalue.0 -2025
}
}
control.13 {
iface MIXER
name 'Master Playback Switch'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.14 {
iface CARD
name 'Mic Jack'
value false
comment {
access read
type BOOLEAN
count 1
}
}
control.15 {
iface CARD
name 'Internal Mic Phantom Jack'
value true
comment {
access read
type BOOLEAN
count 1
}
}
control.16 {
iface CARD
name 'Headphone Jack'
value false
comment {
access read
type BOOLEAN
count 1
}
}
control.17 {
iface CARD
name 'Speaker Phantom Jack'
value true
comment {
access read
type BOOLEAN
count 1
}
}
control.18 {
iface PCM
name 'Playback Channel Map'
value.0 0
value.1 0
comment {
access read
type INTEGER
count 2
range '0 - 36'
}
}
control.19 {
iface PCM
name 'Capture Channel Map'
value.0 0
value.1 0
comment {
access read
type INTEGER
count 2
range '0 - 36'
}
}
control.20 {
iface CARD
name 'HDMI/DP,pcm=3 Jack'
value false
comment {
access read
type BOOLEAN
count 1
}
}
control.21 {
iface MIXER
name 'IEC958 Playback Con Mask'
value '0fff0000000000
comment {
access read
type IEC958
count 1
}
}
control.22 {
iface MIXER
name 'IEC958 Playback Pro Mask'
value '0f000000000000
comment {
access read
type IEC958
count 1
}
}
control.23 {
iface MIXER
name 'IEC958 Playback Default'
value '04000000000000
comment {
access 'read write'
type IEC958
count 1
}
}
control.24 {
iface MIXER
name 'IEC958 Playback Switch'
value false
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.25 {
iface PCM
device 3
name ELD
value ''
comment {
access 'read volatile'
type BYTES
count 0
}
}
control.26 {
iface PCM
device 3
name 'Playback Channel Map'
value.0 0
value.1 0
value.2 0
value.3 0
value.4 0
value.5 0
value.6 0
value.7 0
comment {
access 'read write'
type INTEGER
count 8
range '0 - 36'
}
}
control.27 {
iface MIXER
name 'PCM Playback Volume'
value.0 255
value.1 255
comment {
access 'read write user'
type INTEGER
count 2
range '0 - 255'
tlv '00000001000000
dbmin -5100
dbmax 0
dbvalue.0 0
dbvalue.1 0
}
}
}
state.Device {
control.1 {
iface PCM
name 'Playback Channel Map'
value.0 0
value.1 0
comment {
access read
type INTEGER
count 2
range '0 - 36'
}
}
control.2 {
iface PCM
device 1
name 'Playback Channel Map'
value.0 0
value.1 0
comment {
access read
type INTEGER
count 2
range '0 - 36'
}
}
control.3 {
iface MIXER
name 'PCM Playback Switch'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.4 {
iface MIXER
name 'PCM Playback Switch'
index 1
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.5 {
iface MIXER
name 'PCM Playback Volume'
value.0 107
value.1 107
value.2 107
value.3 107
value.4 107
value.5 107
value.6 107
value.7 107
comment {
access 'read write'
type INTEGER
count 8
range '0 - 127'
dbmin -12700
dbmax 0
dbvalue.0 -2000
dbvalue.1 -2000
dbvalue.2 -2000
dbvalue.3 -2000
dbvalue.4 -2000
dbvalue.5 -2000
dbvalue.6 -2000
dbvalue.7 -2000
}
}
control.6 {
iface MIXER
name 'Mic Capture Switch'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.7 {
iface MIXER
name 'Line Capture Switch'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.8 {
iface MIXER
name 'PCM Capture Source'
value Mic
comment {
access 'read write'
type ENUMERATED
count 1
item.0 Mic
item.1 Line
}
}
}