From: bernd@petrovitsch.priv.at (Bernd Petrovitsch)
To: kernelnewbies@lists.kernelnewbies.org
Subject: How can I 'getchar()' in module code?
Date: Thu, 05 Dec 2013 14:14:52 +0100 [thread overview]
Message-ID: <1386249292.9055.113.camel@thorin> (raw)
In-Reply-To: <CAEnQRZBHguvHS=QFpRqfOUMSJnNxvKGZfHpFph7DehBcw3hgmA@mail.gmail.com>
On Mit, 2013-12-04 at 23:21 +0200, Daniel Baluta wrote:
> On Tue, Dec 3, 2013 at 4:20 PM, Bernd Petrovitsch
> <bernd@petrovitsch.priv.at> wrote:
> > On Die, 2013-12-03 at 08:38 -0500, Valdis.Kletnieks at vt.edu wrote:
> >> On Tue, 03 Dec 2013 20:35:41 +0800, said:
> >> > For debugging purpose, I want something like 'getchar()' that can pause
> >> > execution in the module code. Do any candidates I can choose?
>
> I think there is a way to stop execution :). Run your image under
> qemu, and use gdb to
> set breakpoints.
Yup.
Or you can run UML and use the regular gdb and probably even plain-old
getchar() as it runs as a user-space process.
The question is, if the interesting parts/drivers/subsystems are there
too.
Bernd
--
Bernd Petrovitsch Email : bernd at petrovitsch.priv.at
LUGA : http://www.luga.at
next prev parent reply other threads:[~2013-12-05 13:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-03 12:35 How can I 'getchar()' in module code? 乃宏周
2013-12-03 13:20 ` Daniel Baluta
2013-12-03 13:38 ` Valdis.Kletnieks at vt.edu
2013-12-03 14:20 ` Bernd Petrovitsch
2013-12-04 21:21 ` Daniel Baluta
2013-12-05 13:14 ` Bernd Petrovitsch [this message]
2013-12-05 1:34 ` Peter Teoh
2013-12-05 4:45 ` 乃宏周
2013-12-06 1:40 ` Fan Du
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