TIP: Click on subject to list as thread! ANSI
echo: 80xxx
to: BARRY BLOCK
from: TOM ST DENIS
date: 1997-05-26 05:38:00
subject: Re: Bosskey.Asm - sysreq.

DK>    CLI     ; make sure the restoration of the registers is uninterrupted
DK>    MOV     SP, CS:[SaveSP]
DK>    MOV     SS, CS:[SaveSS]
DK>    MOV     BP, CS:[SaveBP]
DK>    STI     ; registers restored, so interrupts OK
DK>    RET
BB> 
BB>  Why is it not just as important to CLI and STI when saving the 
gisters?
You must turn off the interrupts, when changing stack registers so that it 
won't crash
--- GEcho 1.00
---------------
* Origin: 872's Home Bbs (613)831-3390 (1:163/133)

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