[Apps] About qemu sound

Like Vmware, qemu emulates a SoundBlaster16 sound card.

Alsa's driver for SB16 is called snd-sb16
To load the modules, one should use the following command
modprobe snd-sb16 port=0x220 irq=5 dma8=1 dma16=7 mpu_port=0 isapnp=0

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