tech-kern: Re: lost bytes in USB interrupt transfer

Subject: Re: lost bytes in USB interrupt transfer
To: None <tech-kern@netbsd.org>
From: Edgar =?iso-8859-1?B?RnXf?= <Edgar.Fuss@bn2.maus.net>
List: tech-kern
Date: 02/18/2007 22:36:53

> How are you communicating with the device?
> 
> Using "ugen" ?
Yes, it's ugen. Using ioctl(USB_DO_REQUEST) to send the request to the control endpoint (/dev/ugenX.00) and read() to get the reply from endpoint 1 (/dev/ugenX.01).