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SubjectRe: [linux-kernel] Re: [PATCH] x86: provide a DMI based port 0x80 I/O delay override.
David P. Reed wrote:
> Christer Weinigel wrote:
>>
>> Did I miss anyting?
>>
>>
> Nothing that seems *crucial* going forward for Linux. The fate of
> "legacy machines" is really important to get right.
>
> I have a small suggestion in mind that might be helpful in the future:
> the "motherboard resources" discovered as PNP0C02 devices in their _CRS
> settings in ACPI during ACPI PnP startup should be reserved (or
> checked), and any drivers that still use port 80 implicitly should
> reserve that port.

I agree. In this case the BIOS on these laptops is trying to tell us
"port 80 is used for our purposes, do not touch it". We should be listening.

--
Robert Hancock Saskatoon, SK, Canada
To email, remove "nospam" from hancockr@nospamshaw.ca
Home Page: http://www.roberthancock.com/



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