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Date:      Fri, 31 Dec 1999 08:02:18 -0700
From:      Nate Williams <nate@mt.sri.com>
To:        Mike Smith <msmith@FreeBSD.ORG>
Cc:        nate@mt.sri.com (Nate Williams), William Woods <freebsd@cybcon.com>, freebsd-mobile@FreeBSD.ORG, freebsd-questions@FreeBSD.ORG
Subject:   Re: Hot Swapping bay on a Thinkpad 770E 
Message-ID:  <199912311502.IAA28027@mt.sri.com>
In-Reply-To: <199912310630.WAA00600@mass.cdrom.com>
References:  <199912310024.RAA26498@mt.sri.com> <199912310630.WAA00600@mass.cdrom.com>

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>>> Has anyone got the hot swap bay to work on a Thinkpad 770E? I would
>>> love to "suspend" and swap CD and Floppy instead or power off, swap,
>>> power on every time....
>> 
>> It ain't gonna happen anytime soon, since FreeBSD is not (yet) ready for
>> swapping hardware.  Warner is getting closer with his pccard work, which
>> should pave the way for more drivers to be loadable/unloadable.
> 
> Actually, Warner's pccard work has little or nothing to do with this 
> particular case.

Agreed in this particular case, but he's moving more of FreeBSD towards
a dynamic model, which should help overall.


Nate
> Making 'hot plug' of these devices (hot swap is almost certainly not 
> feasible) work will require proper newbus-ification of the ata and fd 
> drivers, and some hooks to detect their departure/arrival.  These are 
> probably worth doing for docking station support as welll.

And this will happen as part of the PCCARD re-write. :)



Nate


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