FreeBSD Audio Driver (64bit 2009061500/amd64) Installed devices: pcm0: <Realtek ALC257 (Analog 2.0+HP/2.0)> on hdaa0 kld snd_hda (1p:1v/1r:1v) default snddev flags=0x2e2<AUTOVCHAN,BUSY,MPSAFE,REGISTERED,VPC> [pcm0:play:dsp0.p0]: spd 48000, fmt 0x00200010, flags 0x00002100, 0x00000004 interrupts 0, underruns 0, feed 0, ready 0 [b:2048/1024/2|bs:2048/1024/2] channel flags=0x2100<BUSY,HAS_VCHAN> {userland} -> feeder_mixer(0x00200010) -> {hardware} pcm0:play:dsp0.p0[pcm0:virtual:dsp0.vp0]: spd 8000, fmt 0x00100008, flags 0x10000000, 0x00000000 interrupts 0, underruns 0, feed 0, ready 0 [b:0/0/0|bs:0/0/0] channel flags=0x10000000<VIRTUAL> {userland} -> feeder_root(0x00000000) -> {hardware} [pcm0:record:dsp0.r0]: spd 48000, fmt 0x00200010, flags 0x00002100, 0x00000005 interrupts 0, overruns 0, feed 0, hfree 512, sfree 512 [b:512/256/2|bs:512/256/2] channel flags=0x2100<BUSY,HAS_VCHAN> {hardware} -> feeder_root(0x00200010) -> feeder_mixer(0x00200010) -> {userland} pcm0:record:dsp0.r0[pcm0:virtual:dsp0.vr0]: spd 8000, fmt 0x00100008, flags 0x10000000, 0x00000000 interrupts 0, overruns 0, feed 0, hfree 0, sfree 0 [b:0/0/0|bs:0/0/0] channel flags=0x10000000<VIRTUAL> {hardware} -> feeder_root(0x00000000) -> {userland} pcm1: <Realtek ALC257 (Right Analog Mic)> on hdaa0 kld snd_hda (0p:0v/1r:1v) snddev flags=0x2e3<SIMPLEX,AUTOVCHAN,BUSY,MPSAFE,REGISTERED,VPC> [pcm1:record:dsp1.r0]: spd 48000, fmt 0x00200010, flags 0x00002100, 0x00000005 interrupts 0, overruns 0, feed 0, hfree 512, sfree 512 [b:512/256/2|bs:512/256/2] channel flags=0x2100<BUSY,HAS_VCHAN> {hardware} -> feeder_root(0x00200010) -> feeder_mixer(0x00200010) -> {userland} pcm1:record:dsp1.r0[pcm1:virtual:dsp1.vr0]: spd 8000, fmt 0x00100008, flags 0x10000000, 0x00000000 interrupts 0, overruns 0, feed 0, hfree 0, sfree 0 [b:0/0/0|bs:0/0/0] channel flags=0x10000000<VIRTUAL> {hardware} -> feeder_root(0x00000000) -> {userland} pcm2: <Intel Kaby Lake (HDMI/DP 8ch)> on hdaa1 kld snd_hda (1p:1v/0r:0v) snddev flags=0x2e7<SIMPLEX,AUTOVCHAN,SOFTPCMVOL,BUSY,MPSAFE,REGISTERED,VPC> [pcm2:play:dsp2.p0]: spd 48000, fmt 0x00200010, flags 0x00006100, 0x00000004 interrupts 0, underruns 0, feed 0, ready 0 [b:2048/1024/2|bs:2048/1024/2] channel flags=0x6100<BUSY,HAS_VCHAN,VCHAN_PASSTHROUGH> {userland} -> feeder_mixer(0x00200010) -> {hardware} pcm2:play:dsp2.p0[pcm2:virtual:dsp2.vp0]: spd 8000, fmt 0x00100008, flags 0x10000000, 0x00000000 interrupts 0, underruns 0, feed 0, ready 0 [b:0/0/0|bs:0/0/0] channel flags=0x10000000<VIRTUAL> {userland} -> feeder_root(0x00000000) -> {hardware} pcm3: <USB audio> at ? kld snd_uaudio (1p:1v/1r:1v) snddev flags=0x2e2<AUTOVCHAN,BUSY,MPSAFE,REGISTERED,VPC> [pcm3:play:dsp3.p0]: spd 48000, fmt 0x00200010/0x00210000, flags 0x00002100, 0x00000006 interrupts 0, underruns 0, feed 0, ready 0 [b:4608/2304/2|bs:4096/2048/2] channel flags=0x2100<BUSY,HAS_VCHAN> {userland} -> feeder_mixer(0x00200010) -> feeder_format(0x00200010 -> 0x00210000) -> {hardware} pcm3:play:dsp3.p0[pcm3:virtual:dsp3.vp0]: spd 8000, fmt 0x00100008, flags 0x10000000, 0x00000000 interrupts 0, underruns 0, feed 0, ready 0 [b:0/0/0|bs:0/0/0] channel flags=0x10000000<VIRTUAL> {userland} -> feeder_root(0x00000000) -> {hardware} [pcm3:record:dsp3.r0]: spd 48000, fmt 0x00200010/0x00210000, flags 0x00002100, 0x00000007 interrupts 0, overruns 0, feed 0, hfree 4608, sfree 4096 [b:4608/2304/2|bs:4096/2048/2] channel flags=0x2100<BUSY,HAS_VCHAN> {hardware} -> feeder_root(0x00210000) -> feeder_format(0x00210000 -> 0x00200010) -> feeder_mixer(0x00200010) -> {userland} pcm3:record:dsp3.r0[pcm3:virtual:dsp3.vr0]: spd 8000, fmt 0x00100008, flags 0x10000000, 0x00000000 interrupts 0, overruns 0, feed 0, hfree 0, sfree 0 [b:0/0/0|bs:0/0/0] channel flags=0x10000000<VIRTUAL> {hardware} -> feeder_root(0x00000000) -> {userland} No devices installed from userspace.