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Re: [Xen-devel] [PATCH] [Xen] Check FADT's signature

To: Stefan Berger <stefanb@xxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] [Xen] Check FADT's signature
From: Keir Fraser <keir@xxxxxxxxxxxxx>
Date: Fri, 10 Aug 2007 07:55:50 +0100
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Did you check the signature on all three mappings, and only the first time you mapped it was broken? Weird.

 -- Keir

On 9/8/07 18:54, "Stefan Berger" <stefanb@xxxxxxxxxx> wrote:

(XEN) (2) Mapped 0x3ffcfec0 to fff9bec0
(XEN) ACPI: Invalid FADT signature A__ADR

That one is bad. It has a bad signature! First call.

(XEN) (2) Mapped 0x3ffcfec0 to fff9bec0
(XEN) ACPI: PM-Timer IO Port: 0x588

2nd call. This one is good! POrt is also good.

(XEN) (2) Mapped 0x3ffcfd80 to fff9bd80
(XEN) ACPI: ACPI SLEEP INFO: pm1x_cnt[584,0], pm1x_evt[580,0]
(XEN)                  wakeup_vec[3ffcfd8c], vec_size[20]
(XEN) (2) Mapped 0x3ffcfec0 to fff9bec0
(XEN) ACPI: PM-Timer IO Port: 0x588

3rd call. This one is also good!

Looks like the mapping does not work correctly.

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