Subject: Re: usb ioctls
To: Wolfgang Rupprecht <email@example.com>
From: Lennart Augustsson <firstname.lastname@example.org>
Date: 10/13/2000 23:58:05
Wolfgang Rupprecht wrote:
> I'm trying to port this snippet of USB-frobbing code from linux.
> uint ep;
> ret = ioctl(fd, IOCTL_USB_CLEAR_HALT, &ep);
> Is there a netbsd hook for doing this? Are USB halts normally cleared
For better or for worse, the endpoint stalls are cleared automagically
in NetBSD. It's questionable if this is the right thing to do.
> In case anyone cares, this is for the Nikon Coolpix 990 usb interface.
> The camera seems to abuse the USB spec and asserts a halt after every
> command (perhaps as a way of delimit output???).