console.write — Default Console output stream
Determines where console output will be sent. See console.read for details on setting the read stream. Note the read and write sources do not have to be "balanced" and may be mixed as required e.g. write set to vga and read set to serial.
There are three console drivers available on every
null driver which
redirects all ABLE output nowhere so it is not seen, the
all-wr driver which sends all console
output to any console driver capable of displaying it and the
serial driver which sends output to the
console serial port (typically the first serial port on a
Full details on controlling the console system can be found in Chapter 5, ABLE Console.
The default, where no nvram variable is set, on all
platforms since ABLE version 1.79 is the