From owner-freebsd-current@FreeBSD.ORG  Thu Sep  5 16:20:03 2013
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTP id 432819A6
 for <freebsd-current@freebsd.org>; Thu,  5 Sep 2013 16:20:03 +0000 (UTC)
 (envelope-from jhb@freebsd.org)
Received: from bigwig.baldwin.cx (bigwig.baldwin.cx [IPv6:2001:470:1f11:75::1])
 (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id 1825B2D57
 for <freebsd-current@freebsd.org>; Thu,  5 Sep 2013 16:20:03 +0000 (UTC)
Received: from jhbbsd.localnet (unknown [209.249.190.124])
 by bigwig.baldwin.cx (Postfix) with ESMTPSA id 94E34B981;
 Thu,  5 Sep 2013 12:20:00 -0400 (EDT)
From: John Baldwin <jhb@freebsd.org>
To: Alexander <vsityz@gmail.com>
Subject: Re: i915kms.ko not loading
Date: Thu, 5 Sep 2013 11:57:59 -0400
User-Agent: KMail/1.13.5 (FreeBSD/8.2-CBSD-20110714-p28; KDE/4.5.5; amd64; ; )
References: <521E52A6.6040205@gmail.com> <201309051030.53839.jhb@freebsd.org>
 <5228A745.5030905@gmail.com>
In-Reply-To: <5228A745.5030905@gmail.com>
MIME-Version: 1.0
Content-Type: Text/Plain;
  charset="utf-8"
Content-Transfer-Encoding: 7bit
Message-Id: <201309051157.59462.jhb@freebsd.org>
X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.7
 (bigwig.baldwin.cx); Thu, 05 Sep 2013 12:20:00 -0400 (EDT)
Cc: =?utf-8?q?Jean-S=C3=A9bastien?= =?utf-8?q?_P=C3=A9dron?=
 <jean-sebastien.pedron@dumbbell.fr>, freebsd-current@freebsd.org
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
 <freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-current>, 
 <mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
 <mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 05 Sep 2013 16:20:03 -0000

On Thursday, September 05, 2013 11:46:13 am Alexander wrote:
> 05.09.2013 17:30, John Baldwin wrote:
> > On Thursday, September 05, 2013 10:08:21 am Alexander wrote:
> > [ ..cut ..]
> >>> Hmm, 'p *dev'?
> >>>
> >>>
> >> (kgdb) p *dev
> >> No symbol "dev" in current context.
> > Please go back to frame 6 first and then run 'p *dev'.
> >
> (kgdb) frame 6
> #6  0xffffffff810402a6 in intel_parse_bios (dev=0xfffff80005dca800) at
> /usr/src/sys/modules/drm2/i915kms/../../../dev/drm2/i915/intel_bios.c:287
> 287        switch (INTEL_INFO(dev)->gen) {
> (kgdb) p *dev
> = 0x0, sg = 0x0, ctx_bitmap = 0x0, dev_private = 0xfffff80005dca840,

dev_private isn't NULL at least.  INTEL_INFO is this:

i915_drv.h:#define INTEL_INFO(dev)      (((struct drm_i915_private *) (dev)-
>dev_private)->info)

Can you stay at frame 6 and do:

'set $dp = (struct drm_i915_private *)dev->dev_private'
'p *$dp'
'p *$dp->info'

-- 
John Baldwin