Re: Re: LCD does not wake up (problem found)

[Carl-Daniel Hailfinger <c-d.hailfinger.devel.2005-hi6Y0CQ0nG0@public.gmane.org>]

Hadmut Danisch schrieb:
> Ok, 
> 
> I found the problem and the solution. The problem is mentioned
> on http://www.thinkwiki.org/How_to_make_ACPI_work, it's a 
> kernel bug. 

The webpage only applies to thinkpads. For information about other
manufacturers and models, please refer to
Documentation/power/video.txt in your Linux source. However, I
can't see where on the page that problem is described as a
kernel bug.


> It takes the boot parameter 
> 
>   acpi_sleep=s3_bios
> 
> 
> The web pages says this problem had been fixed in 2.6.11-rc1, but
> obviously it still exists.

Yes, that is a machine specific parameter. Some time in the future,
distributions will probably set it automatically, but there is no
generic way to find out which resume parameters a machine needs,
we can only build a database and use that.


Regards,
Carl-Daniel
-- 
http://www.hailfinger.org/


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