[ltp] ultrabay hotswap

Aaron Mulder linux-thinkpad@linux-thinkpad.org
Fri, 17 Jun 2005 07:44:54 -0400 (EDT)


	Would this work for swapping between a battery and DVD drive, even 
though one of them is not a "hd" device?  That would be really handy.

Aaron

On Fri, 17 Jun 2005, der-befreier wrote:
> Can somebody send me his scripts? Because i want a hotswap between the 
> multiburner and a second accu on my r51 with suse 9.3 on it ;-)
> 
> greetings
> 
> markus
> 
> Am Samstag, 14. Februar 2004 06:10 schrieb Matt Graham:
> > On Friday 13 February 2004 23:52, after a long battle with technology,
> >
> > Reed Gregory wrote:
> > > I saw this asked a while back with no responses so I thought I might
> > > give it a try again.  Has anyone gotten the ultrabay hotswap support
> > > working?    I have a cd-rw/dvd combo drive, floppy, and ultrabay
> > > battery for my T23 and would like to use them all without rebooting
> > > or even suspending.
> >
> > Recent tarballs of hdparm include a shell script that you can use
> > together with tpctl to do hotswapping of Ultrabay devices on a 600E
> > (and almost certainly other Thinkpads).  Basically, the scripts
> > included check the output from tpctl -iU every 15 seconds, and if it's
> > different from what it was last time, they do "hdparm -U /dev/hdc"
> > followed by "hdparm -R /dev/hdc".  This is still considered
> > experimental, but it appears to work for some people.  I haven't tried
> > it out myself because I only have one Ultrabay device.  HTH,
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