shithub: riscv

ref: b5f7e27f441cc6d5e30532fdd2d506a4f30f4a04
dir: /sys/man/3/kbd/

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.TH KBD 3 
.SH NAME
kbd \- pc keyboard driver
.SH SYNOPSIS
.nf
.B bind -a #b /dev

.B /dev/scancode
.B /dev/leds
.fi
.SH DESCRIPTION
.PP
The
.I kbd
device serves a one-level directory containing the files
.BR scancode
and
.BR leds .
.PP
Reading the
.BR scancode
file returns the raw scancode stream as it is emitted by the keyboard
device without any translation. It is usually
.IR kbdfs (8)
task to interpret the scancodes and provide device independent
keyboard input to programs. The
.BR scancode
file can be only opened once by the hostowner.
.PP
Writing a number to the write-only 
.BR leds
file changes the status leds on the keyboard. the value of the
number is the addition of 1, 2 and 4 representing activated
Scroll, Num and Caps leds.
.SH EXAMPLE 
Set the Scroll and Caps leds:
.EX
echo 5 >/dev/leds
.EE
.SH "SEE ALSO"
.IR kbdfs (8)
.SH SOURCE
.B /sys/src/9/pc/devkbd.c