In message: <200905152119.07569.thierry.herbe...@free.fr> Thierry Herbelot <thierry.herbe...@free.fr> writes: : Le Friday 15 May 2009, Hans Petter Selasky a écrit : : > On Friday 15 May 2009, Thierry Herbelot wrote: : > > Hello, : > > : > > This is a follow-on for : : > > http://www.mail-archive.com/freebsd-usb%40freebsd.org/msg04000.html, : > > where a code snippet was posted to use the new USB stack. : > > : > > I've just recompiled my old experiment (which used to work at the time), : > > and it does not seem to work with today's current (I made the cosmetic : > > changes due to the change of name for the libusb, so the compile at least : > > is OK). : > > : > > the issue is that the following loop (copied from the previous archived : > > post) is never executed : : > > -------------------- : > > while ( ( pdev = libusb20_be_device_foreach ( pbe, pdev ) ) ) : > > { : > > ddesc = libusb20_dev_get_device_desc ( pdev ); : > > printf("vendor %x prod %x\n", ddesc->idVendor, ddesc->idProduct); : > > : > > /* stop with the first found device */ : > > if ( ddesc->idVendor == MY_VENDOR_ID ) : > > { : > > libusb20_be_dequeue_device ( pbe, pdev ); : > > break; : > > } : > > } : > > -------------------- : > > : > > pdev is always NULL at the end of the loop (even though a USB device has : > > been plugged, has been detected by the USB stack and is correctly seen, : > > as per usbconfig, with the expected idVendor). : > > : > > I have not followed the recent developments on the USB stack : maybe some : > > change is needed in my code ? : > : > Check permissions for devices under /dev/usb : : *blush* (this is indeed the reason) : : but .... this used to work ;-) (maybe it did no longer work after the device : nodes were added for the USB devices) : : what is the recommended way to change the permissions for the usb device : nodes ? (with devd ?) : : in the meantime, I'll try to run from root ...
I use devfs.rules: [localrules=10] add path 'usb/*' mode 0660 and put my trusted to use usb users into group operator. Warner _______________________________________________ freebsd-usb@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to "freebsd-usb-unsubscr...@freebsd.org"