File list (Check if you may need any files):
DE2_i2sound\CLOCK_500.bsf
...........\CLOCK_500.v
...........\db\DE2_i2sound.db_info
...........\..\DE2_i2sound.eco.cdb
...........\..\DE2_i2sound.sld_design_entry.sci
...........\DE2_i2sound.bdf
...........\DE2_i2sound.pof
...........\DE2_i2sound.qpf
...........\DE2_i2sound.qsf
...........\DE2_i2sound.qws
...........\DE2_i2sound.sof
...........\DE2_i2sound_assignment_defaults.qdf
...........\i2c.bsf
...........\i2c.v
...........\keytr.bsf
...........\keytr.v
...........\README.txt
...........\db
DE2_i2sound