alsa-lib/src/cards/EMU10K1.conf

#
# Configuration for the EMU10K1 chip
#

cards.EMU10K1.pcm.front.0 {
	@args [ CARD  ]
	@args.CARD {
		type integer
	}
	type hw
	card $CARD
	device 0
}	

cards.EMU10K1.pcm.rear.0 {
	@args [ CARD ]
	@args.CARD {
		type integer
	}
	type hooks
	slave.pcm {
		type hw
		card $CARD
		device 0
	}
	hooks.0 {
		type ctl_elems
		hook_args [
			{
				name "Wave Surround Playback Volume"
				preserve true
				lock true
				value [ 0 0 ]
			}
			{
				name "EMU10K1 PCM Send Volume"
				index { @func private_pcm_subdevice }
				lock true
				value [ 0 0 0 0 0 0 255 0 0 0 0 255 ]
			}
		]
	}
}	

cards.EMU10K1.pcm.center_lfe {
	@args [ CARD ]
	type hooks
	slave.pcm {
		type hw
		card $CARD
		device 0
	}
	hooks.0 {
		type ctl_elems
		hook_args [
			{
				name "Headphone Center Playback Switch"
				preserve true
				lock true
				value true
			}
			{
				name "Headphone LFE Playback Switch"
				preserve true
				lock true
				value true
			}
			{
				name "EMU10K1 PCM Send Volume"
				index { @func private_pcm_subdevice }
				lock true
				value [ 0 0 0 0 255 0 0 0 0 255 0 0 ]
			}
			{
				name "EMU10K1 PCM Send Routing"
				index { @func private_pcm_subdevice }
				lock true
				value [ 0 1 2 3 6 7 0 1 6 7 0 1 ]
			}
		]
	}
}	

cards.EMU10K1.pcm.surround40.0 {
	@args [ CARD ]
	@args.CARD {
		type integer
	}
	type multi
	slaves [
		{
			pcm {
				@func concat
				strings [
					"cards.EMU10K1.pcm.front.0:CARD=" $CARD
				]
			}
			channels 2
		}
		{
			pcm {
				@func concat
				strings [
					"cards.EMU10K1.pcm.rear.0:CARD=" $CARD
				]
			}
			channels 2
		}
	]
	bindings [
		{ slave 0 channel 0 }
		{ slave 0 channel 1 }
		{ slave 1 channel 0 }
		{ slave 1 channel 1 }
	]
}

cards.EMU10K1.pcm.surround51.0 {
	@args [ CARD ]
	@args.CARD {
		type integer
	}
	type multi
	slaves [
		{
			pcm {
				@func concat
				strings [
					"cards.EMU10K1.pcm.front.0:CARD=" $CARD
				]
			}
			channels 2
		}
		{
			pcm {
				@func concat
				strings [
					"cards.EMU10K1.pcm.rear.0:CARD=" $CARD
				]
			}
			channels 2
		}
		{
			pcm {
				@func concat
				strings [
					"cards.EMU10K1.pcm.center_lfe.0:CARD=" $CARD
				]
			}
			channels 2
		}
	]
	bindings [
		{ slave 0 channel 0 }
		{ slave 0 channel 1 }
		{ slave 1 channel 0 }
		{ slave 1 channel 1 }
		{ slave 2 channel 0 }
		{ slave 2 channel 1 }
	]
}

cards.EMU10K1.pcm.iec958.0 {
	@args [ CARD DEV AES0 AES1 AES2 AES3 ]
	@args.CARD {
		type integer
	}
	@args.DEV {
		type integer
	}
	@args.AES0 {
		type integer
	}
	@args.AES1 {
		type integer
	}
	@args.AES2 {
		type integer
	}
	@args.AES3 {
		type integer
	}
	type hooks
	slave.pcm {
		type hw
		card $CARD
		device 3
	}
	hooks.0 {
		type ctl_elems
		hook_args [
			{
				name "IEC958 Playback Default"
				lock true
				preserve true
				value [ $AES0 $AES1 $AES2 $AES3 ]
			}
			{
				name "IEC958 Optical Raw Playback Switch"
				lock true
				preserve true
				value [ 1 1 ]
			}
		]
	}
}