使用以下命令运行 arch linux：
Linux hunchback 3.17.4-1-ARCH #1 SMP PREEMPT Fri Nov 21 21:14:42 CET 2014 x86_64 GNU/Linux
当我运行时：
$ aplay -l
aplay: device_list:268: no soundcards found...
但它被内核检测到：
$ cat /proc/asound/cards
0 [Intel ]: HDA-Intel - HDA Intel
HDA Intel at 0xfebf4000 irq 26
$ cat /proc/asound/card0/codec#0
Codec: Realtek ALC887-VD
Address: 0
AFG Function Id: 0x1 (unsol 1)
Vendor Id: 0x10ec0887
Subsystem Id: 0x10438445
Revision Id: 0x100302
No Modem Function Group found
Default PCM:
rates [0x5f0]: 32000 44100 48000 88200 96000 …