On Mon 02 Aug 2021 at 10:36:22 +0200, Nicolas George wrote: > Thomas Schmitt (12021-08-02): > > Do you have any sg device left as suspect for the scanner's device file, > > after you subtracted one for each hard disk and each optical drive ? > > (I.e. are there two hard disks to occupy sg0 and sg1 and no other sgX left > > ?) > > Have SCSI scanners been spotted since the 20th century, except in zoos?
I have one in captivity here :). 1990s vintage. > Only USB mass storage devices are shown as SCSI devices, because they > use mostly the same command set. Other USB devices either have their own > kernel drivers (printers…) or appear as generic USB devices nodes to be > accessed with libusb. Helpful remarks, but I did not think printers used kernel drivers. -- Brian.