Re: S3 test tool (was : Re: Bizarre oops after suspend to RAM (was: Re: Resume from Suspend to RAM))

Bernd Schubert
2005-06-10T00:46:45Z

> For those who suffer from strange S3 resume problem such as resume hang,
> could you please try this debug patch.
> It uses machine_real_restart to switch to real mode, and soon jump to
> the S3 wakeup address. So it simulates how BIOS resume a system from S3,
> but completely bypasses BIOS. If the system lives after S3 with the
> patch, at least we can know the suspend/resume code path is ok and it's
> not a Linux driver issue.

Using this patch my thinkpad R31 'resumes' fine. Without the patch the system
is more or less a zombie after a resume, no display, no network and no
keyboard reactions.
Do you have an idea what could I do to make real resume working?

Thanks,
Bernd

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