idea: "shim" driver for Roland / Edirol SD-20 MIDI sound module?

Hans Petter Selasky hselasky at
Wed Feb 23 09:30:52 UTC 2011

Hi Torfinn,

I got enough information now to make your device work.

Can you try the attached patch on FreeBSD 9-current or simply copy the 
attached files?

cd /sys/dev

cat usb_midi_001.patch | patch -C
cat usb_midi_001.patch | patch

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