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RE: questions about keyboard

To: "Xu, Jiang" <>
Subject: RE: questions about keyboard
From: Geert Uytterhoeven <>
Date: Wed, 14 Apr 2004 22:36:36 +0200 (MEST)
Cc: Linux/MIPS Development <>
In-reply-to: <>
Original-recipient: rfc822;
References: <>
On Wed, 14 Apr 2004, Xu, Jiang wrote:
> Well, this is the problem.
> For some reasons, none of the /dev/tty /dev/tty0... /dev/console is
> connected to the keyboard, I have tried listening all of them.  Did I
> configured something wrong? But kernel seems to be getting the key event
> from the keyboard.
> Another question is if it should connect to one of those device nodes, is
> there anyway I can hack the kernel to see where the key event sent to?

Do you have CONFIG_VT=y? I guess not.

Do you receive anything on /dev/input/eventX?

> -----Original Message-----
> From: Jan-Benedict Glaw []
> Sent: Wednesday, April 14, 2004 2:26 PM
> To:
> Subject: Re: questions about keyboard
> On Wed, 2004-04-14 14:18:18 -0600, Xu, Jiang <> wrote
> in message <>:
> > However, what I don't get is how can I get the key event from the
> > kernel?  I tried to listen to all the ttyN, but none of them connect to
> the keyboard.
> > I wonder how I can write a user space application that can get the key
> > event?  Could somebody help me out?  Because it is an embedded device,
> there
> > is no X.
> Well, one of /dev/tty, /dev/tty0 or /dev/console should work. If you'd likt
> to use the new'n'fancy style, use /dev/input/eventX .



Geert Uytterhoeven -- There's lots of Linux beyond ia32 --

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                                            -- Linus Torvalds

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