我刚刚在这台机器上安装了 Ubuntu 14.10，但音频根本无法工作。声音配置没有显示任何输出设备，尽管在 Windows 上一切正常。
以下是 alsainfo 的输出
!!################################
!!ALSA Information Script v 0.4.64
!!################################
!!Script ran on: Sun Nov 9 12:58:36 UTC 2014
!!Linux Distribution
!!------------------
Ubuntu 14.10 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 14.10" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 14.10" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
!!DMI Information
!!---------------
Manufacturer:
Product Name:
Product Version:
Firmware Version: 6.00 PG
!!Kernel Information
!!------------------
Kernel release: 3.16.0-24-generic
Operating System: GNU/Linux
Architecture: x86_64
Processor: x86_64
SMP Enabled: Yes
!!ALSA Version
!!------------
Driver version: k3.16.0-24-generic
Library version: 1.0.28
Utilities version: 1.0.28
!!Loaded ALSA modules
!!-------------------
snd_hda_intel
snd_hda_intel
!!Sound Servers on this system
!!----------------------------
Pulseaudio:
Installed - Yes (/usr/bin/pulseaudio)
Running - Yes
!!Soundcards recognised by ALSA
!!-----------------------------
0 [SB ]: HDA-Intel - HDA ATI SB
HDA ATI SB at 0xfe024000 irq 43
1 [HDMI ]: HDA-Intel - HDA ATI HDMI
HDA ATI HDMI at 0xfdffc000 irq 45
!!PCI Soundcards installed in the system
!!--------------------------------------
00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] SBx00 Azalia (Intel HDA)
01:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] RV670/680 HDMI Audio [Radeon HD 3690/3800 Series]
!!Advanced information - PCI Vendor/Device/Subsystem ID's
!!-------------------------------------------------------
00:14.2 0403: 1002:4383
Subsystem: 174b:437b
--
01:00.1 0403: 1002:aa18
Subsystem: 1787:aa18
!!Modprobe options (Sound related)
!!--------------------------------
snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_usb_audio: index=-2
snd_usb_caiaq: index=-2
snd_usb_ua101: index=-2
snd_usb_us122l: index=-2
snd_usb_usx2y: index=-2
snd_cmipci: mpu_port=0x330 fm_port=0x388
snd_pcsp: index=-2
snd_usb_audio: index=-2
!!Loaded sound module options
!!---------------------------
!!Module: snd_hda_intel
align_buffer_size : -1
bdl_pos_adj : 32,32,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
beep_mode : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N
enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
enable_msi : -1
id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
jackpoll_ms : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
model : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
patch : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
position_fix : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
power_save : 0
power_save_controller : Y
probe_mask : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
probe_only : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
single_cmd : N
snoop : Y
!!Module: snd_hda_intel
align_buffer_size : -1
bdl_pos_adj : 32,32,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
beep_mode : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N
enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
enable_msi : -1
id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
jackpoll_ms : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
model : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
patch : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
position_fix : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
power_save : 0
power_save_controller : Y
probe_mask : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
probe_only : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
single_cmd : N
snoop : Y
!!HDA-Intel Codec information
!!---------------------------
--startcollapse--
Codec: Realtek ALC880
Address: 3
AFG Function Id: 0x1 (unsol 0)
Vendor Id: 0x10ec0880
Subsystem Id: 0x08800000
Revision Id: 0x100800
No Modem Function Group found
Default PCM:
rates [0x560]: 44100 48000 96000 192000
bits [0xe]: 16 20 24
formats [0x1]: PCM
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
State of AFG node 0x01:
Power states: D0 D1 D2 D3
Power: setting=D0, actual=D0
GPIO: io=2, o=0, i=0, unsolicited=1, wake=0
IO[0]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
IO[1]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
Node 0x02 [Audio Output] wcaps 0x411: Stereo
Converter: stream=0, channel=0
PCM:
rates [0x560]: 44100 48000 96000 192000
bits [0xe]: 16 20 24
formats [0x1]: PCM
Power states: D0 D1 D2 D3
Power: setting=D0, actual=D0
Node 0x03 [Audio Output] wcaps 0x411: Stereo
Converter: stream=0, channel=0
PCM:
rates [0x560]: 44100 48000 96000 192000
bits [0xe]: 16 20 24
formats [0x1]: PCM
Power states: D0 D1 D2 D3
Power: setting=D0, actual=D0
Node 0x04 [Audio Output] wcaps 0x411: Stereo
Converter: stream=0, channel=0
PCM:
rates [0x160]: 44100 48000 96000
bits [0xe]: 16 20 24
formats [0x1]: PCM
Power states: D0 D1 D2 D3
Power: setting=D0, actual=D0
Node 0x05 [Audio Output] wcaps 0x411: Stereo
Converter: stream=0, channel=0
PCM:
rates [0x160]: 44100 48000 96000
bits [0xe]: 16 20 24
formats [0x1]: PCM
Power states: D0 D1 D2 D3
Power: setting=D0, actual=D0
Node 0x06 [Audio Output] wcaps 0x211: Stereo Digital
Converter: stream=0, channel=0
Digital:
Digital category: 0x0
IEC Coding Type: 0x0
PCM:
rates [0x160]: 44100 48000 96000
bits [0x1e]: 16 20 24 32
formats [0x1]: PCM
Node 0x07 [Audio Input] wcaps 0x10051b: Stereo Amp-In
Amp-In caps: ofs=0x00, nsteps=0x23, stepsize=0x03, mute=1
Amp-In vals: [0x00 0x00]
Converter: stream=0, channel=0
SDI-Select: 0
PCM:
rates [0x160]: 44100 48000 96000
bits [0x6]: 16 20
formats [0x1]: PCM
Power states: D0 D1 D2 D3
Power: setting=D0, actual=D0
Connection: 7
0x18* 0x19 0x1a 0x1b 0x1c 0x14 0x15
Node 0x08 [Audio Input] wcaps 0x10051b: Stereo Amp-In
Amp-In caps: ofs=0x00, nsteps=0x23, stepsize=0x03, mute=1
Amp-In vals: [0x00 0x00]
Converter: stream=0, channel=0
SDI-Select: 0
PCM:
rates [0x160]: 44100 48000 96000
bits [0x6]: 16 20
formats [0x1]: PCM
Power states: D0 D1 D2 D3
Power: setting=D0, actual=D0
Connection: 7
0x18 0x19 0x1a* 0x1b 0x1c 0x14 0x15
Node 0x09 [Audio Input] wcaps 0x10051b: Stereo Amp-In
Amp-In caps: ofs=0x00, nsteps=0x23, stepsize=0x03, mute=1
Amp-In vals: [0x00 0x00]
Converter: stream=0, channel=0
SDI-Select: 0
PCM:
rates [0x160]: 44100 48000 96000
bits [0x6]: 16 20
formats [0x1]: PCM
Power states: D0 D1 D2 D3
Power: setting=D0, actual=D0
Connection: 10
0x18 0x19 0x1a 0x1b 0x1c* 0x0b 0x14 0x15 0x16 0x17
Node 0x0a [Audio Input] wcaps 0x100391: Stereo Digital
Converter: stream=0, channel=0
SDI-Select: 0
Digital:
Digital category: 0x0
IEC Coding Type: 0x0
PCM:
rates [0x160]: 44100 48000 96000
bits [0x1e]: 16 20 24 32
formats [0x1]: PCM
Unsolicited: tag=00, enabled=0
Connection: 1
0x1f
Node 0x0b [Audio Mixer] wcaps 0x20010b: Stereo Amp-In
Control: name="Beep Playback Volume", index=0, device=0
ControlAmp: chs=3, dir=In, idx=5, ofs=0
Control: name="Beep Playback Switch", index=0, device=0
ControlAmp: chs=3, dir=In, idx=5, ofs=0
Amp-In caps: ofs=0x23, nsteps=0x41, stepsize=0x03, mute=1
Amp-In vals: [0xa3 0xa3] [0xa3 0xa3] [0xa3 0xa3] [0xa3 0xa3] [0xa3 0xa3] [0xa4 0xa4] [0xa3 0xa3] [0xa3 0xa3]
Connection: 8
0x18 0x19 0x1a 0x1b 0x1c 0x1d 0x14 0x15
Node 0x0c [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-In vals: [0x00 0x00] [0x80 0x80]
Amp-Out caps: ofs=0x40, nsteps=0x40, stepsize=0x03, mute=0
Amp-Out vals: [0x40 0x40]
Connection: 2
0x02 0x0b
Node 0x0d [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-In vals: [0x00 0x00] [0x80 0x80]
Amp-Out caps: ofs=0x40, nsteps=0x40, stepsize=0x03, mute=0
Amp-Out vals: [0x40 0x40]
Connection: 2
0x03 0x0b
Node 0x0e [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-In vals: [0x00 0x00] [0x80 0x80]
Amp-Out caps: ofs=0x40, nsteps=0x40, stepsize=0x03, mute=0
Amp-Out vals: [0x40 0x40]
Connection: 2
0x04 0x0b
Node 0x0f [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-In vals: [0x00 0x00] [0x80 0x80]
Amp-Out caps: ofs=0x40, nsteps=0x40, stepsize=0x03, mute=0
Amp-Out vals: [0x40 0x40]
Connection: 2
0x05 0x0b
Node 0x10 [Audio Selector] wcaps 0x300101: Stereo
Connection: 4
0x0c* 0x0d 0x0e 0x0f
Node 0x11 [Audio Selector] wcaps 0x300101: Stereo
Connection: 4
0x0c* 0x0d 0x0e 0x0f
Node 0x12 [Audio Selector] wcaps 0x300101: Stereo
Connection: 4
0x0c* 0x0d 0x0e 0x0f
Node 0x13 [Audio Selector] wcaps 0x300101: Stereo
Connection: 4
0x0c* 0x0d 0x0e 0x0f
Node 0x14 [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000003f: IN OUT HP Detect Trigger ImpSense
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x20: IN
Unsolicited: tag=00, enabled=0
Connection: 1
0x0c
Node 0x15 [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000003f: IN OUT HP Detect Trigger ImpSense
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x20: IN
Unsolicited: tag=00, enabled=0
Connection: 1
0x0d
Node 0x16 [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000003f: IN OUT HP Detect Trigger ImpSense
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x20: IN
Unsolicited: tag=00, enabled=0
Connection: 1
0x0e
Node 0x17 [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000003f: IN OUT HP Detect Trigger ImpSense
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x20: IN
Unsolicited: tag=00, enabled=0
Connection: 1
0x0f
Node 0x18 [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000133f: IN OUT HP Detect Trigger ImpSense
Vref caps: HIZ 50 80
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x21: IN VREF_50
Unsolicited: tag=00, enabled=0
Connection: 1
0x10
Node 0x19 [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000133f: IN OUT HP Detect Trigger ImpSense
Vref caps: HIZ 50 80
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x20: IN VREF_HIZ
Unsolicited: tag=00, enabled=0
Connection: 1
0x11
Node 0x1a [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000133f: IN OUT HP Detect Trigger ImpSense
Vref caps: HIZ 50 80
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x20: IN VREF_HIZ
Unsolicited: tag=00, enabled=0
Connection: 1
0x12
Node 0x1b [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000133f: IN OUT HP Detect Trigger ImpSense
Vref caps: HIZ 50 80
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x20: IN VREF_HIZ
Unsolicited: tag=00, enabled=0
Connection: 1
0x13
Node 0x1c [Pin Complex] wcaps 0x400001: Stereo
Pincap 0x00000020: IN
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x00:
Node 0x1d [Pin Complex] wcaps 0x400000: Mono
Pincap 0x00000020: IN
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x00:
Node 0x1e [Pin Complex] wcaps 0x400300: Mono Digital
Control: name="Line Out Phantom Jack", index=0, device=0
Pincap 0x00000010: OUT
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x00:
Connection: 1
0x06
Node 0x1f [Pin Complex] wcaps 0x400200: Mono Digital
Pincap 0x00000020: IN
Pin Default 0x00000000: [Jack] Line Out at Ext N/A
Conn = Unknown, Color = Unknown
DefAssociation = 0x0, Sequence = 0x0
Pin-ctls: 0x00:
Node 0x20 [Vendor Defined Widget] wcaps 0xf00040: Mono
Processing caps: benign=0, ncoeff=10
Node 0x21 [Volume Knob Widget] wcaps 0x600080: Mono
Volume-Knob: delta=0, steps=64, direct=0, val=63
Unsolicited: tag=00, enabled=0
Connection: 0
Codec: ATI R6xx HDMI
Address: 0
AFG Function Id: 0x1 (unsol 0)
Vendor Id: 0x1002aa01
Subsystem Id: 0x00aa0100
Revision Id: 0x100000
No Modem Function Group found
Default PCM:
rates [0x40]: 48000
bits [0x2]: 16
formats [0x1]: PCM
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
State of AFG node 0x01:
Power states: D0 D3
Power: setting=D0, actual=D0
GPIO: io=0, o=0, i=0, unsolicited=0, wake=0
Node 0x02 [Audio Output] wcaps 0x201: Stereo Digital
Converter: stream=1, channel=0
Digital: Enabled
Digital category: 0x0
IEC Coding Type: 0x0
Node 0x03 [Pin Complex] wcaps 0x400381: Stereo Digital
Control: name="HDMI/DP,pcm=3 Jack", index=0, device=0
Control: name="IEC958 Playback Con Mask", index=0, device=0
Control: name="IEC958 Playback Pro Mask", index=0, device=0
Control: name="IEC958 Playback Default", index=0, device=0
Control: name="IEC958 Playback Switch", index=0, device=0
Control: name="ELD", index=0, device=3
Pincap 0x00000094: OUT Detect HDMI
Pin Default 0x18560010: [Jack] Digital Out at Int HDMI
Conn = Digital, Color = Unknown
DefAssociation = 0x1, Sequence = 0x0
Pin-ctls: 0x40: OUT
Unsolicited: tag=01, enabled=1
Connection: 1
0x02
--endcollapse--
!!ALSA Device nodes
!!-----------------
crw-rw---- 1 root audio 116, 2 Nov 9 10:54 /dev/snd/controlC0
crw-rw---- 1 root audio 116, 4 Nov 9 10:54 /dev/snd/controlC1
crw-rw---- 1 root audio 116, 3 Nov 9 10:54 /dev/snd/hwC0D3
crw-rw---- 1 root audio 116, 6 Nov 9 10:54 /dev/snd/hwC1D0
crw-rw---- 1 root audio 116, 5 Nov 9 10:56 /dev/snd/pcmC1D3p
crw-rw---- 1 root audio 116, 1 Nov 9 10:54 /dev/snd/seq
crw-rw---- 1 root audio 116, 33 Nov 9 10:54 /dev/snd/timer
/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 80 Nov 9 10:54 .
drwxr-xr-x 3 root root 200 Nov 9 10:54 ..
lrwxrwxrwx 1 root root 12 Nov 9 10:54 pci-0000:00:14.2 -> ../controlC0
lrwxrwxrwx 1 root root 12 Nov 9 10:54 pci-0000:01:00.1 -> ../controlC1
!!Aplay/Arecord output
!!--------------------
APLAY
**** List of PLAYBACK Hardware Devices ****
card 1: HDMI [HDA ATI HDMI], device 3: HDMI 0 [HDMI 0]
Subdevices: 1/1
Subdevice #0: subdevice #0
ARECORD
**** List of CAPTURE Hardware Devices ****
!!Amixer output
!!-------------
!!-------Mixer controls for card 0 [SB]
Card hw:0 'SB'/'HDA ATI SB at 0xfe024000 irq 43'
Mixer name : 'Realtek ALC880'
Components : 'HDA:10ec0880,08800000,00100800'
Controls : 3
Simple ctrls : 1
Simple mixer control 'Beep',0
Capabilities: pvolume pswitch
Playback channels: Front Left - Front Right
Limits: Playback 0 - 65
Mono:
Front Left: Playback 36 [55%] [1.00dB] [off]
Front Right: Playback 36 [55%] [1.00dB] [off]
!!-------Mixer controls for card 1 [HDMI]
Card hw:1 'HDMI'/'HDA ATI HDMI at 0xfdffc000 irq 45'
Mixer name : 'ATI R6xx HDMI'
Components : 'HDA:1002aa01,00aa0100,00100000'
Controls : 7
Simple ctrls : 1
Simple mixer control 'IEC958',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
!!Alsactl output
!!--------------
--startcollapse--
state.SB {
control.1 {
iface CARD
name 'Line Out Phantom Jack'
value true
comment {
access read
type BOOLEAN
count 1
}
}
control.2 {
iface MIXER
name 'Beep Playback Volume'
value.0 36
value.1 36
comment {
access 'read write'
type INTEGER
count 2
range '0 - 65'
dbmin -3500
dbmax 3000
dbvalue.0 100
dbvalue.1 100
}
}
control.3 {
iface MIXER
name 'Beep Playback Switch'
value.0 false
value.1 false
comment {
access 'read write'
type BOOLEAN
count 2
}
}
}
state.HDMI {
control.1 {
iface CARD
name 'HDMI/DP,pcm=3 Jack'
value false
comment {
access read
type BOOLEAN
count 1
}
}
control.2 {
iface MIXER
name 'IEC958 Playback Con Mask'
value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
comment {
access read
type IEC958
count 1
}
}
control.3 {
iface MIXER
name 'IEC958 Playback Pro Mask'
value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
comment {
access read
type IEC958
count 1
}
}
control.4 {
iface MIXER
name 'IEC958 Playback Default'
value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
comment {
access 'read write'
type IEC958
count 1
}
}
control.5 {
iface MIXER
name 'IEC958 Playback Switch'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.6 {
iface PCM
device 3
name ELD
value ''
comment {
access 'read volatile'
type BYTES
count 0
}
}
control.7 {
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'
}
}
}
--endcollapse--
!!All Loaded Modules
!!------------------
Module
nls_iso8859_1
bnep
rfcomm
bluetooth
6lowpan_iphc
snd_hda_codec_hdmi
snd_hda_codec_realtek
snd_hda_codec_generic
snd_hda_intel
snd_hda_controller
radeon
snd_hda_codec
snd_hwdep
snd_pcm
hid_generic
snd_seq_midi
snd_seq_midi_event
usbhid
snd_rawmidi
snd_seq
hid
snd_seq_device
snd_timer
kvm_amd
ttm
kvm
snd
drm_kms_helper
drm
edac_core
i2c_algo_bit
edac_mce_amd
shpchp
serio_raw
k8temp
soundcore
sp5100_tco
i2c_piix4
parport_pc
ppdev
lp
mac_hid
parport
pata_acpi
uas
usb_storage
psmouse
8139too
8139cp
floppy
r8169
mii
ahci
pata_atiixp
libahci
!!Sysfs Files
!!-----------
/sys/class/sound/hwC0D3/init_pin_configs:
0x14 0x00000000
0x15 0x00000000
0x16 0x00000000
0x17 0x00000000
0x18 0x00000000
0x19 0x00000000
0x1a 0x00000000
0x1b 0x00000000
0x1c 0x00000000
0x1d 0x00000000
0x1e 0x00000000
0x1f 0x00000000
/sys/class/sound/hwC0D3/driver_pin_configs:
/sys/class/sound/hwC0D3/user_pin_configs:
/sys/class/sound/hwC0D3/init_verbs:
/sys/class/sound/hwC0D3/hints:
/sys/class/sound/hwC1D0/init_pin_configs:
0x03 0x18560010
/sys/class/sound/hwC1D0/driver_pin_configs:
/sys/class/sound/hwC1D0/user_pin_configs:
/sys/class/sound/hwC1D0/init_verbs:
/sys/class/sound/hwC1D0/hints:
!!ALSA/HDA dmesg
!!--------------
[ 14.408890] [drm] Loading RV670 Microcode
[ 14.606574] snd_hda_intel 0000:00:14.2: irq 43 for MSI/MSI-X
[ 14.898346] [drm] Internal thermal controller with fan control
--
[ 14.915506] [drm] radeon: irq initialized.
[ 14.916528] sound hdaudioC0D3: autoconfig: line_outs=0 (0x0/0x0/0x0/0x0/0x0) type:line
[ 14.916533] sound hdaudioC0D3: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 14.916536] sound hdaudioC0D3: hp_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 14.916538] sound hdaudioC0D3: mono: mono_out=0x1e
[ 14.916540] sound hdaudioC0D3: inputs:
[ 14.946584] [drm] ring test on 0 succeeded in 1 usecs
--
[ 15.024042] [drm] Initialized radeon 2.39.0 20080528 for 0000:01:00.0 on minor 0
[ 15.024178] snd_hda_intel 0000:01:00.1: Handle VGA-switcheroo audio client
[ 15.025881] snd_hda_intel 0000:01:00.1: irq 45 for MSI/MSI-X
[ 15.068319] input: HDA ATI HDMI HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:03.0/0000:01:00.1/sound/card1/input6
[ 15.418461] init: Error while reading from descriptor: Broken pipe
谢谢
答案1
您应该使用此命令来解决问题
sudo alsa force-reload.