http://bugzilla.kernel.org/show_bug.cgi?id=9514





------- Comment #22 from [EMAIL PROTECTED]  2008-01-12 00:14 -------
In all BIOS affected, the I/O port range(s) declared for the IT87xxF device are
plain wrong, and that's why the it87 driver fails loading. It doesn't have
anything to do with the BIOS reserving the device for it's own use.

It is very frequent that motherboard BIOS declare an I/O area for the hardware
monitoring chip, and in my experience it doesn't correlate with the BIOS making
use of the device in question. There are many boards out there (probably the
majority) where the I/O area of the hardware monitoring chip is declared in the
BIOS but the BIOS doesn't make any use of it (outside of the BIOS setup screen,
that is.)

I don't expect the problem at hand to be widespread. It only affects
motherboards where the BIOS declares a wrong I/O area for the IT87xxF chip. As
far as I know, only 3 models are affected, all by Gigabyte: K8N Ultra-9,
965G-DS3 and M56S-S3. I have one board using the it87 driver here, incidentally
a Gigabyte one as well, and it works just fine. The IT87xxF chips are very
popular and we would probably know by know if (many) additional models were
affected.

I fail to see how Windows monitoring applications would matter here. I have no
idea how I/O resources are managed on Windows, if they are at all.


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