Re: Porting a linux video (tv card) driver to OSKit

• To: Alastair Reid <reid@cs.utah.edu>
• Subject: Re: Porting a linux video (tv card) driver to OSKit
• From: Eivind Eklund <eivind@yes.no>
• Date: Tue, 24 Aug 1999 14:02:23 +0200
• Cc: Ian Braithwaite <idb@kalman.iau.dtu.dk>, oskit-users@cs.utah.edu
• In-Reply-To: <199908240937.DAA08493@wrath.cs.utah.edu>; from Alastair Reid on Tue, Aug 24, 1999 at 03:37:34AM -0600
• References: <199908240630.IAA07635@kalman.iau.dtu.dk> <199908240937.DAA08493@wrath.cs.utah.edu>
• Sender: owner-oskit-users@fast.cs.utah.edu

On Tue, Aug 24, 1999 at 03:37:34AM -0600, Alastair Reid wrote:
> 
> > I'm wondering now how hard it would be to port the Linux bttv video grabber
> > driver. I must admit I'm a bit overwhelmed just trying to see how much
> > needs to be done. Somehow I have to compare what the OSKit linux driver
> > encapsulation provides, with what the new driver expects.
> > 
> > Does anybody have an immediate feel for how much work is involved in
> > porting this driver?
> 
> I have no feel for it but I have a vague memory that the Linux bttv
> driver is derived from the FreeBSD driver so there might be some value
> in digging out the original and using the FreeBSD glue code - avoiding
> the FreeBSD<->Linux conversion code in the bttv driver.

It isn't.  The brooktree driver in FreeBSD has been ported to Linux,
but that isn't the bttv driver - the bttv driver is written from
scratch (as it had better be - you'd not be able to distribute a
binary version of it otherwise, due to the wasteful limitations of the
GPL).

Eivind.

• Porting a linux video (tv card) driver to OSKit
• From: Ian Braithwaite <idb@kalman.iau.dtu.dk>
• Re: Porting a linux video (tv card) driver to OSKit
• From: Alastair Reid <reid@cs.utah.edu>

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