Mini Shell
#
# Configuration for the VC4-HDMI sound card using software IEC958
# subframe conversion
#
vc4-hdmi.pcm.hdmi.0 {
@args [ CARD AES0 AES1 AES2 AES3 ]
@args.CARD {
type string
}
@args.AES0 {
type integer
}
@args.AES1 {
type integer
}
@args.AES2 {
type integer
}
@args.AES3 {
type integer
}
type iec958
slave {
format IEC958_SUBFRAME_LE
pcm {
type hooks
slave.pcm {
type hw
card $CARD
device 0
}
hooks.0 {
type ctl_elems
hook_args [
{
name "IEC958 Playback Default"
interface PCM
optional true
lock true
preserve true
value [ $AES0 $AES1 $AES2 $AES3 ]
}
]
}
}
}
status [ $AES0 $AES1 $AES2 $AES3 ]
hdmi_mode true
}
# default with plug and softvol
vc4-hdmi.pcm.default {
@args [ CARD ]
@args.CARD {
type string
}
type asym
playback.pcm {
type plug
slave.pcm {
type softvol
slave.pcm {
@func concat
strings [
"cards.vc4-hdmi.pcm.hdmi.0:"
"CARD=" $CARD ","
"AES0=0x04," # IEC958_AES0_CON_NOT_COPYRIGHT | IEC958_AES0_CON_EMPHASIS_NONE
"AES1=0x82," # IEC958_AES1_CON_ORIGINAL | IEC958_AES1_CON_PCM_CODER
"AES2=0x00," # IEC958_AES2_CON_SOURCE_UNSPEC | IEC958_AES2_CON_CHANNEL_UNSPEC
"AES3=0x01" # IEC958_AES3_CON_FS_NOTID (iec958 plugin will fill in actual rate)
]
}
control {
name "PCM Playback Volume"
card $CARD
}
}
}
}
Zerion Mini Shell 1.0