Open Sound System driver for Avance Logic ALS300 based soundcards.
OPTIONS
als300_mpu_base=<xxx> - set the ALS MPU 401 base I/O adress to one of the legal values as described in the /plaform/i86pc/kernel/drv/als300.conf
file. This I/O address must not conflict with any other MIDI devices or
any other I/O adapters.