Re: Magic SysRq +

David Balazic
2001-09-21T09:07:00Z

Vojtech Pavlik (vojtech@suse.cz) wrote :

> On Wed, Sep 19, 2001 at 08:56:13AM -0700, Randy.Dunlap wrote:
> > (and maybe earlier...)
> >
> > Simple problems grow...
> >
> > Keith Owens has already noted one problem in sysrq.c (2.4.10-pre12).
> >
> > Beginning:
> >
> > I have an IBM model KB-9910 keyboard. When I use
> > Alt+SysRQ+number (number: 0...9) on it to change the
> > console loglevel, only keys 5 and 6 have the desired
> > effect. I used showkey -s to view the scancodes from
> > the other <number> keys, but showkey didn't display
> > anything for them. Any other suggestions?
>
> Most likely the keyboard scanning matrix doesn't allow that combination.
> Quite a large number of keyboards doesn't allow multiple keys pressed
> (except for shift, ctrl, alt, which are separate) at once.

"we saved 13 cents on keyboard costs !"

On my Cherry G-83 keyboard ( crap/shit/$"#$"$" !!! ) the alt-SysRq-B
( reboot ) combination does not work. I don't know about other combinations.

Workaround that works for me : press ALT , press SysRq , release ALT , press B

--
David Balazic
--------------
"Be excellent to each other." - Bill S. Preston, Esq., & "Ted" Theodore Logan
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