[Xen-devel] Re: [Xen-staging] [xen-unstable] x86 ACPI sleep: Fix a bug when ACPI registers in System_Memory

[Alex Williamson <alex.williamson@xxxxxx>]

On Wed, 2008-03-19 at 10:34 +0000, Xen staging patchbot-unstable wrote:
> # HG changeset patch
> # User Keir Fraser 
> # Date 1205922793 0
> # Node ID 26a7a2d154e1a0f51da1fd44337091f3bcf39bf9
> # Parent  70f9a2110421cc6f4ce066eb80d4c639a28643bd
> x86 ACPI sleep: Fix a bug when ACPI registers in System_Memory
> 
> Some ACPI registers may be in System_Memory but not System_IO space,
> For these machines S3 fails since current Xen use I/O instructions (e.g.
> inb(), outb(), etc.) to access ACPI registers. The patch attached fix
> the bug by adding GAS (generic address structure) support ported from
> Linux, which should also benefit later ACPI activity within Xen.

   acpi_sinfo is an x86 specific structure, let's not leak it out into
common code.  Perhaps we could start using acpi_gbl_FADT for this like
upstream Linux does.  BTW, there are cross compilers available for ia64,
see the wiki.  Thanks,

        Alex
-- 
Alex Williamson                             HP Open Source & Linux Org.


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