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From: Oliver Neukum <Oliver.Neukum@lrz.uni-muenchen.de>
To: Pavel Machek <pavel@suse.cz>,
	Phil Thompson <Phil.Thompson@pace.co.uk>,
	"'linux-kernel@vger.kernel.org'" <linux-kernel@vger.kernel.org>
Subject: Re: User Space Emulation of Devices
Date: Wed, 12 Sep 2001 23:45:24 +0200	[thread overview]
Message-ID: <20010912214444Z271795-760+12170@vger.kernel.org> (raw)
In-Reply-To: <54045BFDAD47D5118A850002A5095CC30AC57D@exchange1.cam.pace.co.uk> <20010912122826.A6153@bug.ucw.cz>
In-Reply-To: <20010912122826.A6153@bug.ucw.cz>

Am Mittwoch, 12. September 2001 12:28 schrieb Pavel Machek:
> Hi!
>
> > Without going into the gory details, I have a requirement for a device
> > driver that does very little apart from pass on the open/close/read/write
> > "requests" onto a user space application to implement and pass back to
> > the driver.
> >
> > Does anything like this already exist?
>
> Something like that which would also pass ioctl()s would be *very*
> welcome.
> 								Pavel

How do you pass an ioctl ? If any parameter is a pointer you actually need a 
complex protocol for passing memory content to make it useful.

	Regards
		Oliver


  reply	other threads:[~2001-09-12 21:45 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-09-06  8:25 User Space Emulation of Devices Phil Thompson
2001-09-06 12:14 ` joseph.bueno
2001-09-12 10:28 ` Pavel Machek
2001-09-12 21:45   ` Oliver Neukum [this message]
2001-09-12 22:14     ` H. Peter Anvin
2001-09-12 22:34       ` Alan Cox
2001-09-13 18:13         ` Tim Jansen
2001-09-14  4:31     ` Jeremy Elson
2001-09-13  3:53 ` Dwayne C. Litzenberger
2001-09-13  8:25 Phil Thompson
2001-09-13 18:33 ` Tim Jansen

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