Re: PCI bus speed

Ralf Baechle (ralf@uni-koblenz.de)
Fri, 3 Aug 2001 15:32:31 +0200


On Thu, Aug 02, 2001 at 06:47:49PM -0400, chen, xiangping wrote:

> Is there any easy way to probe the PCI bus speed of an Intel box?

You can find about PCI33 or PCI66 standards but there is no way to find
the exact clock rate the PCI bus is actually clocked at. Which is a
problem with certain non-compliant cards; the IOC3 card and a few others
derive internal clocks from the PCI bus clock rate so will not properly
work if operated on a bus with different clock rate.

Ralf
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