Re: IBM PS/2 keyboard (P/N 42H1292) and magic SysRq keys

Pavel Machek (pavel@suse.cz)
Mon, 15 Nov 1999 11:10:20 +0100


HI!

> > > Only some of the key combinations work (for example, Alt-SysRq-[0-47-8]
> > > don't, but *-[56] do). When I attach a different keyboard, all key
> > > combinations work fine. Any suggestions?
> >
> > This is problem on other keyboard types, too.
> >
> > Try: Alt down, Sysrq down, Alt up, press key you want. Or remap Sysrq
> > to some other keycode.
>
> Thanks a lot, this works. Patch for Documentation/sysrq.txt is appended
> below.

Thanx. I deleted that 3 at the beggining and forwarded it to Linus. If
it does not appear in next release, try bugging him yourself.

> > (Windows key? <evil grin>)
>
> Don't have that. After all, it's one of the old but terrific IBM
> keyboards. ;)
>
> --- sysrq.txt Sat Nov 13 11:12:11 1999
> +++ /tmp/sysrq.txt Sat Nov 13 20:10:45 1999
> @@ -1,4 +1,4 @@
> - MAGIC SYSRQ KEY DOCUMENTATION v1.2
> +3 MAGIC SYSRQ KEY DOCUMENTATION v1.2
---^ this 3 got deleted :-).
> ------------------------------------
> [Sat May 16 01:09:21 EDT 1998]
>
> @@ -18,6 +18,13 @@
> On x86 - You press the key combo 'ALT-SysRQ-<command key>'. Note - Some
> (older?) may not have a key labeled 'SysRQ'. The 'SysRQ' key is
> also known as the 'Print Screen' key.
> +
> + Note: Unfortunately, some broken keyboards do not support
> + this key combination. If you've got such a keyboard, you can
> + try the following workaround: Press the ALT key and hold it
> + down, then the SysRq key, release the ALT key, and finally,
> + while still holding down the SysRq key, press one of the keys
> + mentioned below.

Notice that those keyboard are not broken. All key combinations just
do not work, and it is keyboard-dependand which do and which don't.
Pavel

-- 
I'm really pavel@ucw.cz. Look at http://195.113.31.123/~pavel.  Pavel
Hi! I'm a .signature virus! Copy me into your ~/.signature, please!

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