On Wed, Dec 22, 2010 at 10:44 AM, Senthil Balasubramanian
<[email protected]> wrote:
> There are few places where we are checking for macversion and revsions
> before RTC is powered ON. However we are reading the macversion and
> revisions only after RTC is powered ON and so both macversion and
> revisions are actully zero and this leads to incorrect srev checks
>
> Incorrect srev checks can cause registers to be configured wrongly and can
> cause unexpected behavior. Fixing this seems to address the ASPM issue that
> we have observed. The laptop becomes very slow and hangs mostly with ASPM L1
> enabled without this fix.

On what chipset? Or did we see this on one chipset and suspect it can
affect others?

 Luis

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