From owner-freebsd-drivers@freebsd.org  Sat Oct 28 08:16:33 2017
Return-Path: <owner-freebsd-drivers@freebsd.org>
Delivered-To: freebsd-drivers@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id C133EE5ECE6
 for <freebsd-drivers@mailman.ysv.freebsd.org>;
 Sat, 28 Oct 2017 08:16:33 +0000 (UTC)
 (envelope-from jmg@gold.funkthat.com)
Received: from gold.funkthat.com (gate2.funkthat.com [208.87.223.18])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client CN "gate2.funkthat.com",
 Issuer "Let's Encrypt Authority X3" (verified OK))
 by mx1.freebsd.org (Postfix) with ESMTPS id 7FA6A67A01
 for <freebsd-drivers@freebsd.org>; Sat, 28 Oct 2017 08:16:33 +0000 (UTC)
 (envelope-from jmg@gold.funkthat.com)
Received: from gold.funkthat.com (localhost [127.0.0.1])
 by gold.funkthat.com (8.15.2/8.15.2) with ESMTPS id v9S88ZmN017622
 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO);
 Sat, 28 Oct 2017 01:08:35 -0700 (PDT)
 (envelope-from jmg@gold.funkthat.com)
Received: (from jmg@localhost)
 by gold.funkthat.com (8.15.2/8.15.2/Submit) id v9S88ZLm017620;
 Sat, 28 Oct 2017 01:08:35 -0700 (PDT) (envelope-from jmg)
Date: Sat, 28 Oct 2017 01:08:35 -0700
From: John-Mark Gurney <jmg@funkthat.com>
To: blubee blubeeme <gurenchan@gmail.com>
Cc: freebsd-drivers@freebsd.org
Subject: Re: Getting into USB drivers
Message-ID: <20171028080835.GF42467@funkthat.com>
Mail-Followup-To: blubee blubeeme <gurenchan@gmail.com>,
 freebsd-drivers@freebsd.org
References: <CALM2mE=eJfFr_jNyv+uNS3tWBTO1SOREunPYA5zwwmyv7a173Q@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <CALM2mE=eJfFr_jNyv+uNS3tWBTO1SOREunPYA5zwwmyv7a173Q@mail.gmail.com>
X-Operating-System: FreeBSD 11.0-RELEASE-p7 amd64
X-PGP-Fingerprint: D87A 235F FB71 1F3F 55B7  ED9B D5FF 5A51 C0AC 3D65
X-Files: The truth is out there
X-URL: https://www.funkthat.com/
X-Resume: https://www.funkthat.com/~jmg/resume.html
X-TipJar: bitcoin:13Qmb6AeTgQecazTWph4XasEsP7nGRbAPE
X-to-the-FBI-CIA-and-NSA: HI! HOW YA DOIN? can i haz chizburger?
User-Agent: Mutt/1.6.1 (2016-04-27)
X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.4.3
 (gold.funkthat.com [127.0.0.1]); Sat, 28 Oct 2017 01:08:35 -0700 (PDT)
X-BeenThere: freebsd-drivers@freebsd.org
X-Mailman-Version: 2.1.23
Precedence: list
List-Id: Writing device drivers for FreeBSD <freebsd-drivers.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-drivers>, 
 <mailto:freebsd-drivers-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-drivers/>
List-Post: <mailto:freebsd-drivers@freebsd.org>
List-Help: <mailto:freebsd-drivers-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-drivers>, 
 <mailto:freebsd-drivers-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 28 Oct 2017 08:16:33 -0000

blubee blubeeme wrote this message on Fri, Oct 27, 2017 at 10:18 +0800:
> I have a USB webcam that I would like to get into writing drivers for as a
> practical introduction to writing drivers for FreeBSD. I am not sure if
> this one already has a driver but here's the usb dump of the device.
> 
> Anyone here willing to give me some pointers on writing drivers?

As this is a USB webcam, I'd recommend you look at webcamd, and add
support for the camera there.

http://www.freshports.org/multimedia/webcamd

-- 
  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."