From: Arjan de Vet (devet@adv.win.tue.nl)
Date: 01/06/93


From: devet@adv.win.tue.nl (Arjan de Vet)
Subject: Ctl-Atl-Del and Linux 0.99 patchlevel 2: SOLVED
Date: 6 Jan 1993 12:43:25 GMT

In article <nnhut.726156842@bcarh676> nnhut@bnr.ca (Nhut Nguyen) writes:

>I just compiled the newest Linux 0.99 patch level 2 without any problem.
>However, when I want to reboot, Ctl-Alt-Del does not work anymore. I have
>to push the RESET button to reboot. This happens with the new patch level
>2 only. Is there any new change that disables this key combination ? And
>how to make it work again ? I am using the default settings for US keyboad
>in the Makefile.
>
>BTW, I have a 486/33 with an OPTi chipset.

Others have suggested that this chipset is the cause but I had the same
troubles: ctrl-alt-del/reboot/halt not working.

Here's my solution for 99p2:

--- keyboard.c- Wed Jan 6 11:57:45 1993
+++ keyboard.c Wed Jan 6 13:30:58 1993
@@ -1363,7 +1363,7 @@
        int i, j;
        extern unsigned long pg0[1024];
 
- cli();
+ sti();
 /* rebooting needs to touch the page at absolute addr 0 */
        pg0[0] = 7;
        *((unsigned short *)0x472) = 0x1234;

Arjan