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echo: power_bas
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from: MARC VAN DEN DIKKENBERG
date: 1998-03-22 05:05:00
subject: Re: VESA video modes

From: pb@excelsior.xs4all.nl.REMOVE-THIS (Marc van den Dikkenberg)
Subject: Re: VESA video modes
 
On 22 Mar 1998 14:28:33 GMT, "Jean MERE"  wrote:
 
>Answer from Aurelien Mere (14y. old- France)
>jean.mere@wanadoo.fr
>
>To turn in a VESA mode, you should use INT 10h with AX=4F02h and the video
>mode in BX.
>If it returns 0 in BX, then the function correctly executed.
>To obtain the current VESA mode, use the INT10h with AX=4F03h. It will
>return the mode in BX.
 
Thanks!
 
After posting this message, I did figure out how to enter the mode,
but I was unable to determine whether or not it succeeded...
So BX, it is...
 
One other thing: I've found a whole bunch of stuff on the web regarding
these VESA modes, and one thing keeps popping up:
They state that instead of specifying an 'absolute' mode (&H111 for
example) it's preferable to simply 'pass the specs' to the VESA interrupt,
and let the VESA-bios figure out which mode that happens to be.
 
Do you happen to know how _that_ is accomplished?
 
But at least I've got a start. Thanks again!
--
Marc van den Dikkenberg
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