[Coco] SDCC and other C topics

Boisy G.Pitre boisy at boisypitre.com
Fri Mar 18 15:54:12 EST 2005


On Mar 18, 2005, at 1:12 PM, L. Curtis Boyle wrote:

>     Actually, I wanted to go further and move grfdrv from it's current 
> location, to allow an extra 8K contiguous block to use for GRFDRV code 
> itself. The other option was to use an extra 8K for either Get/put 
> buffer manipulation, or a higher res screen (say, x225 instead of 
> x199/200). I was more steering towards having an extra 8K of graphics 
> driver code, so one could add all kinds of stuff, or even more stuff 
> out of Windint and into grfdrv to free up more system RAM in Task #0.

Curtis,

Can you explain how GRFDRV uses memory?  Does it have its own entire 
64K address space or what?  I was never too clear on this.
--
Boisy G. Pitre
E-Mail: boisy at boisypitre.com
Mobile: (337) 781-3997
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