Messages in this thread | | | Date | Wed, 11 Apr 2001 18:13:10 +0200 | From | Jamie Lokier <> | Subject | Re: No 100 HZ timer ! |
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Maciej W. Rozycki wrote: > On Tue, 10 Apr 2001, Zdenek Kabelac wrote: > > > I think it would be wrong if we could not add new very usable features > > to the system just because some old hardware doesn't support it. > > s/old/crappy/ -- even old hardware can handle vsync IRQs fine. E.g. TVGA > 8900C.
Think of the original 64k and 256k VGA cards. I think some of those didn't have an irq, but did have a way to read the progress of the raster, which you could PLL to using timer interrupts. Some video games still look fine at 320x200 :-)
-- Jamie - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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