Re: Flash Back -- kernel 2.1.111

Jeff Garzik (jgarzik@mandrakesoft.com)
Sun, 24 Feb 2002 16:46:07 -0500

Vojtech Pavlik wrote:
> I have some experimental IDE based code which can detect the PCI bus
> speed by doing some IDE transfers and measuring the time it takes. It
> isn't 100% reliable, though. I haven't found any other way to detect PCI
> clock reliably, unfortunately it cannot be safely guessed from the CPU
> clock or FSB clock or anything.

Maybe your code cannot detect the "right answer" perfectly, but at least
it could be useful as a sanity check, to let you know if the timings/bus
speed are wildly off...

Jeff

-- 
Jeff Garzik      | "UNIX enhancements aren't."
Building 1024    |           -- says /usr/games/fortune
MandrakeSoft     |
-
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/