shithub: riscv

ref: d8999511e0921e2aaa45f862c5b4ca9098d78a96
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