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From: | "Gerrit van Niekerk" <gerritvn AT gpvno DOT co DOT za> |
Organization: | GPvNO |
To: | RayeR <glaux AT centrum DOT cz>, djgpp AT delorie DOT com |
Date: | Sun, 04 Nov 2007 12:42:51 +0200 |
MIME-Version: | 1.0 |
Subject: | Re: PM interrupt handling - how to call old old ISR with slower rate than my new ISR |
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On 3 Nov 2007 at 17:08, RayeR wrote: > And BTW what INT is better to hook? In some examples I see INT08 and > in others INT1C. > I use INT08 which should be hardware timer interrupt. INT08 is the hardware timer interrupt. INT1C is a software interrupt issued by the real-mode INT08 interrupt handler. If the objective is to have a fast protected-mode interrupt handler, it won't do to just hook INT1C since a mode switch will be required every time the timer interrupts.
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