June 22, 2005 YDS 4

### NAME

yds - Yamaha DS-1 series PCI audio controller device driver

### SYNOPSIS

yds* at pci? dev ? function ? audio* at audiobus? mpu* at yds? opl* at yds?

### DESCRIPTION

The yds device driver supports built-in sound devices and sound cards based on Yamaha YMF724/740/744/754 PCI audio controller chip, also known as DS-1 series.

### SEE ALSO

ac97(4), audio(4), mpu(4), opl(4), pci(4)

### HISTORY

The yds device driver appeared in NetBSD1.5.1.

### BUGS

The game port is not supported.

The volume of the OPL part is fixed.