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From: Stefan Richter <>
To: "Jaursch, Bill" <>
Cc: Adrian Bunk <>,
	Leon Woestenberg <>,
Subject: Re: FW: Guidance on resources for User Space Device Drivers on 2.6 kernel
Date: Thu, 06 Dec 2007 20:29:16 +0100	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

Jaursch, Bill wrote:
> The reason to even consider a driver for this "Software only" driver
> was to start the work of writing a kernel space driver (loadable
> module).  So more specifically, I wanted to know if there is a way
> to use calls to the kernel to access a loadable module that is
> running code in User Space (to take advantage of libraries, tools,
> prevention of kernel crashes, etc.).

Since you plan to use this for a PCI device eventually, it sounds like
UIO would be of help.

> I am running 2.6.20, so many of the new User Space Driver features
> don't appear to be available (UIO, User Space API, etc.).  And at
> this point I don't expect my end users to upgrade to a newer kernel.

Perhaps you can backport UIO or can get someone to do it for you.
Stefan Richter
-=====-=-=== ==-- --==-

  parent reply	other threads:[~2007-12-06 19:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-05  6:29 FW: Guidance on resources for User Space Device Drivers on 2.6 kernel Jaursch, Bill
2007-12-06 11:49 ` Adrian Bunk
2007-12-06 12:38   ` Stefan Richter
     [not found]     ` <>
2007-12-06 19:29       ` Stefan Richter [this message]
2007-12-06 19:33         ` Jaursch, Bill
2007-12-06 12:21 ` Leon Woestenberg

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