[BRLTTY] BRLTTY in GRUB2

[Vladimir 'φ-coder/phcoder' Serbinenko]

On 22.03.2012 20:23, Dave Mielke wrote:
> Can one wait on a serial device for available input, or, at least, test if
> input is available without actually reading it?
Yes. Actually contrary to what I said serial is async, I was thinking 
about some related code.
int grub_serial_port_fetch (struct grub_serial_port *port);
returns either a character in range 0..255 or -1 if none available.



-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko