Re: [Xen-devel] Re: [PATCH] ioemu-remote: ACPI S3 state wake up

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 24/7/08 13:12, "Jean Guyader" <jean.guyader@xxxxxxxxxxxxx> wrote:

> Jean Guyader wrote:
>> I already tried to reduce the rw area, and just keep 0xe0 -> 0xef. But
>> obviously it doesn't work the device model needs to write on this frame
>> 0xf1. I still don't figure out why.
> 
> The rombios write on this page because of this flags s3_resume_flag
> (rombios.c:98883). I don't know if it's a good reason to set the
> rombios as rw. However it's bad to set the first 2 pages of the rombios
> as rw just because of that.
> Any suggestions ?

In that case the changes to ioemu-remote should be reverted. The correct fix
is to move the S3 resume flag into the EBDA. I have committed this fix as
xen-unstable.hg:18120.

 -- Keir



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