Rob, on Sun 13 Nov 2016 16:12:27 -0600, wrote: > John G. Heim <jheim at math.wisc.edu> wrote: > > How does the kernel's > serial console talk to the serial port? Why can't speakup do the same? > > How does BRLTTY do it? Can we implement similar code? BRLTTY lives in userland, not kernel land. Samuel