RFC: snd_hda(4) -- Intel High Definition Audio driver
Christian Caldwell
cvcaldwell at gallie3436.ucr.edu
Wed Sep 6 13:38:52 PDT 2006
Somehow, my "sysctl hw.snd" results were lost.
Here it is:
hw.snd.report_soft_formats: 1
hw.snd.targetirqrate: 32
hw.snd.verbose: 2
hw.snd.maxautovchans: 0
hw.snd.unit: 0
hw.snd.pcm0.buffersize: 16384
hw.snd.pcm0.vchans: 0
On Wed, Sep 06, 2006 at 01:20:20PM -0700, C Caldwell wrote:
> On Mon, Sep 04, 2006 at 07:17:48PM +0200, Joel Dahl wrote:
> > %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> > %% It doesn't work! What should I do? %%
> > %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> >
> > If you can kldload the driver, do this:
> >
> > # sysctl debug.bootverbose=1
> > # kldunload snd_hda
> > # kldload snd_hda
> > # dmesg | grep ^pcm
> >
> > ...and send us the output along with a description of your problem.
> > Also, include the output of:
> >
> > # uname -a
> > # pciconf -lv | grep -B 4 audio
> > # sysctl hw.snd.verbose=2 ; cat /dev/sndstat
> > # sysctl hw.snd
> > # /usr/sbin/mixer
> >
> > If you cannot get any sound, it is important that you test to plug
> > in speakers/headset into any jacks available. BIOS bugs, vendor
> > issues etc can cause screwed up audio routing.
>
> Thank you for your work on this driver.
> I was not able to get any sound through the speakers or headphones
> except a small and short "click" sort of noise-sound you get when
> you first push a plug into a jack; and that was only from the
> microphone (red-colored) jack.
>
> My board is an Intel D945GNT Media series. The Media series sound
> is apparently different from the Desktop series. Media series
> supports 7.1 channels. Desktop series supports 5.1 (? or at least
> not 7.l) channels. I don't know if that information will make any
> difference, but there it is. :)
>
> There was nothing returned with the command
> pciconf -lv | grep -B 4 audio
> so I am attaching the results of
> pciconf -lv
>
> Here is the information you requested:
>
>
> pcm0: <Intel 82801G High Definition Audio Controller> mem 0x281a0000-0x281a3fff irq 22 at device 27.0 on pci0
> pcm0: detached
> pcm0: <Intel 82801G High Definition Audio Controller> mem 0x281a0000-0x281a3fff irq 22 at device 27.0 on pci0
> pcm0: [MPSAFE]
> pcm0: Vendor: 0x00008384
> pcm0: Device: 0x00007681
> pcm0: Revision: 0x00000032
> pcm0: Stepping: 0x00000001
> pcm0: PCI Subvendor: 0x03038086
> pcm0: Nodes: start=2 endnode=28 total=26
> pcm0: sndbuf_setmap 1eae7000, 4000; 0xd644f000 -> 1eae7000
> pcm0: sndbuf_setmap 1eae3000, 4000; 0xd6453000 -> 1eae3000
> pcm0:
> pcm0: +-------------------+
> pcm0: | DUMPING HDA NODES |
> pcm0: +-------------------+
> pcm0:
> pcm0: Default Parameter
> pcm0: -----------------
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: IN amp: 0x80050e00
> pcm0: OUT amp: 0x80027f7f
> pcm0:
> pcm0: nid: 2 [ANALOG]
> pcm0: name: audio output
> pcm0: widget_cap: 0x000d0c05
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: Output amp: 0x80027f7f
> pcm0: mute=1 step=127 size=2 offset=127
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 3 [ANALOG]
> pcm0: name: audio output
> pcm0: widget_cap: 0x000d0c05
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: Output amp: 0x80027f7f
> pcm0: mute=1 step=127 size=2 offset=127
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 4 [ANALOG]
> pcm0: name: audio output
> pcm0: widget_cap: 0x000d0c05
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: Output amp: 0x80027f7f
> pcm0: mute=1 step=127 size=2 offset=127
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 5 [ANALOG]
> pcm0: name: audio output
> pcm0: widget_cap: 0x000d0c05
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: Output amp: 0x80027f7f
> pcm0: mute=1 step=127 size=2 offset=127
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 6 [ANALOG]
> pcm0: name: audio input
> pcm0: widget_cap: 0x001d0541
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=23 [audio selector]
> pcm0:
> pcm0: nid: 7 [ANALOG]
> pcm0: name: audio input
> pcm0: widget_cap: 0x001d0541
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=24 [audio selector]
> pcm0:
> pcm0: nid: 8 [DIGITAL] [DISABLED]
> pcm0: name: audio output
> pcm0: widget_cap: 0x00040211
> pcm0: Stream cap: 0x00000005
> pcm0: Format: AC3 PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 9 [DIGITAL] [DISABLED]
> pcm0: name: audio input
> pcm0: widget_cap: 0x00140311
> pcm0: Stream cap: 0x00000005
> pcm0: Format: AC3 PCM
> pcm0: PCM cap: 0x000e0160
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 22 44 48
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=17 [pin: other (none)] [DISABLED]
> pcm0:
> pcm0: nid: 10 [ANALOG]
> pcm0: name: pin: headphones out (jack)
> pcm0: widget_cap: 0x00400181
> pcm0: Pin cap: 0x0000173f
> pcm0: ISC TRQD HP OUT IN : UNSOL
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=2 [audio output]
> pcm0:
> pcm0: nid: 11 [ANALOG]
> pcm0: name: pin: Mic in (jack)
> pcm0: widget_cap: 0x00400181
> pcm0: Pin cap: 0x00001737
> pcm0: ISC TRQD OUT IN : UNSOL
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=4 [audio output]
> pcm0:
> pcm0: nid: 12 [ANALOG]
> pcm0: name: pin: line in (jack)
> pcm0: widget_cap: 0x00400181
> pcm0: Pin cap: 0x00001737
> pcm0: ISC TRQD OUT IN : UNSOL
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=3 [audio output]
> pcm0:
> pcm0: nid: 13 [ANALOG]
> pcm0: name: pin: speaker (jack)
> pcm0: widget_cap: 0x00400181
> pcm0: Pin cap: 0x0000173f
> pcm0: ISC TRQD HP OUT IN : UNSOL
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=2 [audio output]
> pcm0:
> pcm0: nid: 14 [ANALOG]
> pcm0: name: pin: other (none)
> pcm0: widget_cap: 0x00400081
> pcm0: Pin cap: 0x00000024
> pcm0: IN : UNSOL
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 15 [ANALOG]
> pcm0: name: pin: other (none)
> pcm0: widget_cap: 0x00400181
> pcm0: Pin cap: 0x00000037
> pcm0: ISC TRQD OUT IN : UNSOL
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=5 [audio output]
> pcm0:
> pcm0: nid: 16 [DIGITAL] [DISABLED]
> pcm0: name: pin: other (none)
> pcm0: widget_cap: 0x00400301
> pcm0: Pin cap: 0x00000010
> pcm0: OUT
> pcm0: connections: 3
> pcm0: |
> pcm0: + <- nid=8 [audio output] [DISABLED]
> pcm0: |
> pcm0: + <- nid=23 [audio selector]
> pcm0: |
> pcm0: + <- nid=25 [vendor widget] [DISABLED]
> pcm0:
> pcm0: nid: 17 [DIGITAL] [DISABLED]
> pcm0: name: pin: other (none)
> pcm0: widget_cap: 0x00430681
> pcm0: Pin cap: 0x00010024
> pcm0: IN EAPD : UNSOL
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 18 [ANALOG]
> pcm0: name: audio selector
> pcm0: widget_cap: 0x0030010d
> pcm0: Output amp: 0x270400
> pcm0: mute=0 step=4 size=39 offset=0
> pcm0: connections: 7
> pcm0: |
> pcm0: + <- nid=14 [pin: other (none)]
> pcm0: |
> pcm0: + <- nid=21 [pin: Mic in (jack)] (selected)
> pcm0: |
> pcm0: + <- nid=15 [pin: other (none)]
> pcm0: |
> pcm0: + <- nid=11 [pin: Mic in (jack)]
> pcm0: |
> pcm0: + <- nid=12 [pin: line in (jack)]
> pcm0: |
> pcm0: + <- nid=13 [pin: speaker (jack)]
> pcm0: |
> pcm0: + <- nid=10 [pin: headphones out (jack)]
> pcm0:
> pcm0: nid: 19 [ANALOG]
> pcm0: name: audio selector
> pcm0: widget_cap: 0x0030010d
> pcm0: Output amp: 0x270400
> pcm0: mute=0 step=4 size=39 offset=0
> pcm0: connections: 7
> pcm0: |
> pcm0: + <- nid=14 [pin: other (none)]
> pcm0: |
> pcm0: + <- nid=21 [pin: Mic in (jack)] (selected)
> pcm0: |
> pcm0: + <- nid=15 [pin: other (none)]
> pcm0: |
> pcm0: + <- nid=11 [pin: Mic in (jack)]
> pcm0: |
> pcm0: + <- nid=12 [pin: line in (jack)]
> pcm0: |
> pcm0: + <- nid=13 [pin: speaker (jack)]
> pcm0: |
> pcm0: + <- nid=10 [pin: headphones out (jack)]
> pcm0:
> pcm0: nid: 20 [ANALOG]
> pcm0: name: beep widget
> pcm0: widget_cap: 0x0070000c
> pcm0: Output amp: 0x170303
> pcm0: mute=0 step=3 size=23 offset=3
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 21 [ANALOG]
> pcm0: name: pin: Mic in (jack)
> pcm0: widget_cap: 0x00400001
> pcm0: Pin cap: 0x00000020
> pcm0: IN
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 22 [ANALOG]
> pcm0: name: volume widget
> pcm0: widget_cap: 0x00600000
> pcm0: connections: 4
> pcm0: |
> pcm0: + <- nid=2 [audio output] (selected)
> pcm0: |
> pcm0: + <- nid=3 [audio output]
> pcm0: |
> pcm0: + <- nid=4 [audio output]
> pcm0: |
> pcm0: + <- nid=5 [audio output]
> pcm0:
> pcm0: nid: 23 [ANALOG]
> pcm0: name: audio selector
> pcm0: widget_cap: 0x00300903
> pcm0: Input amp: 0x80050e00
> pcm0: mute=1 step=14 size=5 offset=0
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=18 [audio selector]
> pcm0:
> pcm0: nid: 24 [ANALOG]
> pcm0: name: audio selector
> pcm0: widget_cap: 0x00300903
> pcm0: Input amp: 0x80050e00
> pcm0: mute=1 step=14 size=5 offset=0
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=19 [audio selector]
> pcm0:
> pcm0: nid: 25 [DIGITAL] [DISABLED]
> pcm0: name: vendor widget
> pcm0: widget_cap: 0x00f30201
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 26 [DIGITAL] [DISABLED]
> pcm0: name: audio output
> pcm0: widget_cap: 0x00030201
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0: connections: 0
> pcm0:
> pcm0: nid: 27 [DIGITAL] [DISABLED]
> pcm0: name: pin: other (none)
> pcm0: widget_cap: 0x00400301
> pcm0: Pin cap: 0x00000010
> pcm0: OUT
> pcm0: connections: 1
> pcm0: |
> pcm0: + <- nid=26 [audio output] [DISABLED]
> pcm0:
> pcm0: +-----------------------------------+
> pcm0: | DUMPING HDA AUDIO/VOLUME CONTROLS |
> pcm0: +-----------------------------------+
> pcm0:
> pcm0: Master Volume (OSS: vol)
> pcm0: |
> pcm0: +- nid: 20 index: 0 mute: 0 step: 3 size: 23 off: 3 dir=0x1
> pcm0:
> pcm0: Recording Level (OSS: rec)
> pcm0: |
> pcm0: +- nid: 23 index: 0 (nid: 18) mute: 1 step: 14 size: 5 off: 0 dir=0x2
> pcm0: |
> pcm0: +- nid: 24 index: 0 (nid: 19) mute: 1 step: 14 size: 5 off: 0 dir=0x2
> pcm0:
> pcm0: Speaker/Beep (OSS: speaker)
> pcm0: |
> pcm0: +- nid: 20 index: 0 mute: 0 step: 3 size: 23 off: 3 dir=0x1
> pcm0:
> pcm0: Recording sources:
> pcm0:
> pcm0: nid=18 [audio selector]
> pcm0: |
> pcm0: + <- nid=14 [pin: other (none)]
> pcm0: |
> pcm0: + <- nid=21 [pin: Mic in (jack)]
> pcm0: |
> pcm0: + <- nid=15 [pin: other (none)]
> pcm0: |
> pcm0: + <- nid=11 [pin: Mic in (jack)]
> pcm0: |
> pcm0: + <- nid=12 [pin: line in (jack)]
> pcm0: |
> pcm0: + <- nid=13 [pin: speaker (jack)]
> pcm0: |
> pcm0: + <- nid=10 [pin: headphones out (jack)]
> pcm0:
> pcm0: nid=19 [audio selector]
> pcm0: |
> pcm0: + <- nid=14 [pin: other (none)]
> pcm0: |
> pcm0: + <- nid=21 [pin: Mic in (jack)]
> pcm0: |
> pcm0: + <- nid=15 [pin: other (none)]
> pcm0: |
> pcm0: + <- nid=11 [pin: Mic in (jack)]
> pcm0: |
> pcm0: + <- nid=12 [pin: line in (jack)]
> pcm0: |
> pcm0: + <- nid=13 [pin: speaker (jack)]
> pcm0: |
> pcm0: + <- nid=10 [pin: headphones out (jack)]
> pcm0:
> pcm0: +--------------------------------------+
> pcm0: | DUMPING PCM Playback/Record Channels |
> pcm0: +--------------------------------------+
> pcm0:
> pcm0: PCM Playback: 1
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> pcm0:
> pcm0: PCM Record: 1
> pcm0: Stream cap: 0x00000001
> pcm0: Format: PCM
> pcm0: PCM cap: 0x000e07e0
> pcm0: PCM size: 16 20 24
> pcm0: PCM rate: 11 16 22 32 44 48
> FreeBSD 6.1-RELEASE FreeBSD 6.1-RELEASE #0: Sun May 7 04:42:56 UTC 2006 root at opus.cse.buffalo.edu:/usr/obj/usr/src/sys/SMP i386
> hostb0 at pci0:0:0: class=0x060000 card=0x544e8086 chip=0x27708086 rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82945 Series Memory Controller Hub (MCH)'
> class = bridge
> subclass = HOST-PCI
> none0 at pci0:2:0: class=0x030000 card=0x544e8086 chip=0x27728086 rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = 'Integrated Graphics Controller'
> class = display
> subclass = VGA
> pcm0 at pci0:27:0: class=0x040300 card=0x03038086 chip=0x27d88086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) High Definition Audio'
> class = multimedia
> pcib1 at pci0:28:0: class=0x060400 card=0x00000040 chip=0x27d08086 rev=0x01 hdr=0x01
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) PCI Express Root Port'
> class = bridge
> subclass = PCI-PCI
> pcib2 at pci0:28:2: class=0x060400 card=0x00000040 chip=0x27d48086 rev=0x01 hdr=0x01
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) PCI Express Root Port'
> class = bridge
> subclass = PCI-PCI
> pcib3 at pci0:28:3: class=0x060400 card=0x00000040 chip=0x27d68086 rev=0x01 hdr=0x01
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) PCI Express Root Port'
> class = bridge
> subclass = PCI-PCI
> pcib4 at pci0:28:4: class=0x060400 card=0x00000040 chip=0x27e08086 rev=0x01 hdr=0x01
> vendor = 'Intel Corporation'
> device = '82801GR/GH/GHM (ICH7 Family) PCI Express Root Port'
> class = bridge
> subclass = PCI-PCI
> pcib5 at pci0:28:5: class=0x060400 card=0x00000040 chip=0x27e28086 rev=0x01 hdr=0x01
> vendor = 'Intel Corporation'
> device = '82801GR/GH/GHM (ICH7 Family) PCI Express Root Port'
> class = bridge
> subclass = PCI-PCI
> uhci0 at pci0:29:0: class=0x0c0300 card=0x544e8086 chip=0x27c88086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> uhci1 at pci0:29:1: class=0x0c0300 card=0x544e8086 chip=0x27c98086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> uhci2 at pci0:29:2: class=0x0c0300 card=0x544e8086 chip=0x27ca8086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> uhci3 at pci0:29:3: class=0x0c0300 card=0x544e8086 chip=0x27cb8086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) USB Universal Host Controller'
> class = serial bus
> subclass = USB
> ehci0 at pci0:29:7: class=0x0c0320 card=0x544e8086 chip=0x27cc8086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) USB 2.0 Enhanced Host Controller'
> class = serial bus
> subclass = USB
> pcib6 at pci0:30:0: class=0x060401 card=0x00000050 chip=0x244e8086 rev=0xe1 hdr=0x01
> vendor = 'Intel Corporation'
> device = '82801BA/CA/DB/DBL/EB/ER/FB (ICH2/3/4/4/5/5/6), 6300ESB Hub Interface to PCI Bridge'
> class = bridge
> subclass = PCI-PCI
> isab0 at pci0:31:0: class=0x060100 card=0x544e8086 chip=0x27b88086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801GB/GR (ICH7 Family) LPC Interface Controller'
> class = bridge
> subclass = PCI-ISA
> atapci0 at pci0:31:1: class=0x01018a card=0x544e8086 chip=0x27df8086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) Ultra ATA Storage Controller'
> class = mass storage
> subclass = ATA
> atapci1 at pci0:31:2: class=0x01018f card=0x544e8086 chip=0x27c08086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801GB/GR/GH (ICH7 Family) Serial ATA Storage Controller'
> class = mass storage
> subclass = ATA
> none1 at pci0:31:3: class=0x0c0500 card=0x544e8086 chip=0x27da8086 rev=0x01 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801G (ICH7 Family) SMBus Controller'
> class = serial bus
> subclass = SMBus
> none2 at pci6:1:0: class=0x040000 card=0x40111554 chip=0x036e109e rev=0x11 hdr=0x00
> vendor = 'Conexant (Was: Brooktree Corp)'
> device = 'Bt878/Fusion 878A Mediastream Controller'
> class = multimedia
> subclass = video
> none3 at pci6:1:1: class=0x048000 card=0x40111554 chip=0x0878109e rev=0x11 hdr=0x00
> vendor = 'Conexant (Was: Brooktree Corp)'
> device = 'Bt878/Fusion878A Video Capture (Audio Section)'
> class = multimedia
> FreeBSD Audio Driver (newpcm)
> Installed devices:
> pcm0: <Intel 82801G High Definition Audio Controller> at memory 0x281a0000 irq 22 kld snd_hda (1p/1r/0v channels duplex default)
> [pcm0:play:0:dsp0.0]: spd 0, fmt 0x00000000/0x00000008, flags 0x00000000, 0x00000000
> interrupts 0, underruns 0, ready 0 [b:16384/8192/2|bs:0/0/0]
> {userland} -> feeder_root(0x00000000) -> {hardware}
> [pcm0:record:0:dsp0.1]: spd 0, fmt 0x00000000/0x00000008, flags 0x00000000, 0x00000000
> interrupts 0, overruns 0, hfree 16384, sfree 0 [b:16384/8192/2|bs:0/0/0]
> {hardware} -> feeder_root(0x00000000) -> {userland}
> Mixer vol is currently set to 75:75
> Mixer speaker is currently set to 75:75
> Mixer rec is currently set to 0:0
> Recording source: mic
> _______________________________________________
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