在Centos 6上安装最新的单声道

sudo yum update

sudo yum groupinstall "Development Tools"
sudo yum install alsa-lib-devel

wget http://alsa.cybermirror.org/alsa-driver-1.0.28.tar.bz2

tar xvf alsa-driver-1.0.28.tar.bz2

cd alsa-driver-1.0.28

./configure --with-cards=mono
make

sudo make install

sudo reboot

aplay -l

**** List of PLAYBACK Hardware Devices ****
card 0: mono [mono], device 0: mono [mono]
  Subdevices: 1/1
  Subdevice #0: subdevice #0