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SubjectRe: [PATCH v3] Enable A20 using KBC for some MSI laptops to fix S3 resume
Date
On Friday 26 October 2012 10:56:44 Ondrej Zary wrote:
> Some MSI laptop BIOSes are broken - INT 15h code uses port 92h to enable
> A20 line but resume code assumes that KBC was used.
> The laptop will not resume from S3 otherwise but powers off after a while
> and then powers on again stuck with a blank screen.
>
> Fix it by enabling A20 using KBC. Affected laptop list and DMI data are
> from bug reports at Ubuntu Launchpad.
>
> Also add kernel parameter to easily activate this quirk on any system.
>
> Only compile tested. The original patch was tested with EX600 and PR200.
>
> Fixes https://bugzilla.kernel.org/show_bug.cgi?id=12878

The bug was marked as RESOLVED CODE_FIX but I wonder what happened to this
patch. Was it applied? Or is someone working on a better way to fix this
problem?

--
Ondrej Zary


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