> So the .. good news .. is that my device does exactly what your device does. > I have a number of CDC devices, picked one at random (a Nordic dongle with > embedded Segger which presents as a CDC device + extra interface). It > properly identifies very similarly to yours when plugged in, on boot however > it’s claimed by the composite driver, which seems pretty wrong as it has a > bDeviceClass and bDeviceSubclass which are non-zero. > > I’ve found no way of forcing the USB subsystem to re-enumerate/re-probe it. > > So my handwaving guess here is that at-boot the CDC driver isn’t enabled, or > not probed or not used and the device gets claimed by the composite. I don’t > know if that’s because the CDC kext isn’t loaded early or because the > composite driver has changed and is picking up things it shouldn’t which it > didn’t used to, leaving them for later kext loads. > > I’ll file a bug. >
My bug (18845268) was just closed as a duplicate of 18731228. That bug is currently marked as open. At least that means the issue has been determined to be a bug which may be the first stage to having it fixed one day soon. _______________________________________________ Do not post admin requests to the list. They will be ignored. Usb mailing list ([email protected]) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/usb/archive%40mail-archive.com This email sent to [email protected]
