[MPlayer-dev-eng] new (Faster!) neomagic driver :)

D Richard Felker III dalias at aerifal.cx
Sun Apr 13 19:37:26 CEST 2003


On Sun, Apr 13, 2003 at 12:06:16PM +0200, Bohdan Horst wrote:
> 
> after apply simple patch to XFree86 4.3.0:
> 
> 
> --- neo_driver.c	Sun Apr 13 11:51:56 2003
> +++ neo_driver.c	Sun Apr 13 11:41:27 2003
> @@ -2606,6 +2606,8 @@
>  	}
>      }
>  
> +    VGAwGR(0x93,0xc0); /* Gives faster framebuffer writes */
> +
>      /* Program vertical extension register */
>      if (nPtr->NeoChipset == NM2200 || nPtr->NeoChipset == NM2230
>  	|| nPtr->NeoChipset == NM2360 || nPtr->NeoChipset == NM2380) {
> 
> 
> 
> all framebuffer operations speedup about 4 times

Apparently they put in this feature so microsoft could include in
windows:

if (currentyear > windows release year + 4) VGAwGR(0x93,0);

;))))))))))

Rich



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