From owner-cvs-all  Mon Jul  3  9:52:13 2000
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To: Warner Losh <imp@village.org>
Cc: Garrett Wollman <wollman@khavrinen.lcs.mit.edu>,
	Nick Hibma <n_hibma@calcaphon.com>, cvs-committers@FreeBSD.org,
	cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/sys bus.h bus_private.h src/sys/kern subr_bus.c 
In-reply-to: Your message of "Mon, 03 Jul 2000 10:45:42 MDT."
             <200007031645.KAA23666@harmony.village.org> 
Date: Mon, 03 Jul 2000 18:52:00 +0200
Message-ID: <7213.962643120@critter.freebsd.dk>
From: Poul-Henning Kamp <phk@critter.freebsd.dk>
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In message <200007031645.KAA23666@harmony.village.org>, Warner Losh writes:
>In message <200007031634.MAA17071@khavrinen.lcs.mit.edu> Garrett Wollman writes:
>: I think this is a bug in pccard (or rather, in the way removable
>: devices are currently implemented in newbus).  If I reinsert the same
>: (or a functionally identical) device, I should be able to expect it to
>: start off from where it was before.
>: 
>: In other words, devices which are removed need to be accounted for as
>: ``still attached but not physically present'' rather than simply
>: ``gone''.
>
>I don't think this is a bug.

it probably is the correct behaviour for pccard and cardbus to go away
and stay away until replugged.

It is probably the wrong behaviour for practically any other bus based
technology (cPCI etc).

I have *no* idea which category USB lands in.

--
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD coreteam member | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.


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