Date: Wed, 6 Aug 2003 17:51:31 +0200 From: Bernd Walter <ticso@cicely12.cicely.de> To: Eric Jacobs <eaja@erols.com> Cc: ticso@cicely.de Subject: Re: How to get a device_t Message-ID: <20030806155131.GD35859@cicely12.cicely.de> In-Reply-To: <20030806153401.79a57974.eaja@erols.com> References: <20030806104001.GD32228@cicely12.cicely.de> <40470.1060166743@critter.freebsd.dk> <20030806110013.GE32228@cicely12.cicely.de> <20030806153401.79a57974.eaja@erols.com>
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On Wed, Aug 06, 2003 at 03:34:01PM -0400, Eric Jacobs wrote:
> On Wed, 6 Aug 2003 13:00:13 +0200
> Bernd Walter <ticso@cicely12.cicely.de> wrote:
>
> >
> > Back to the original question:
> > How do I get the device_t from nexus?
> > Is there a get_nexus() function somewhere?
>
> You can do it this way:
>
> devclass_t nexusdc = devclass_find("nexus");
> device_t nexus = devclass_get_device(nexusdc, 0);
>
> It is in fact in the code path as "parent" in nexus_pcib_identify,
> but not in the special PCI bridge identification function. If you
> call BUS_ADD_CHILD at that time, you don't need to probe or attach
> your device; it will be automatically probed and attached later and
> you can whatever logic you want in your probe and attach routines.
Thank you - I think that were they key parts missing.
--
B.Walter BWCT http://www.bwct.de
ticso@bwct.de info@bwct.de
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