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In-Reply-To: <DD4DEDEF-7ECF-40BD-A047-00780A490405@apple.com>
From: "Jason Andryuk" <jandryuk@gmail.com>
Date: Sat, 17 Sep 2022 14:30:40 -0400
Message-ID: <CAKf6xpv23YY5jGZ1P1oxcJRKirYFoijV5OXUbGoCoHtz2eVFrQ@mail.gmail.com>
Subject: Re: [edk2-devel] TPM2 EventLog EFI vs. ACPI
To: devel@edk2.groups.io, afish@apple.com
Content-Type: text/plain; charset="UTF-8"

On Fri, Sep 16, 2022 at 10:28 PM Andrew Fish via groups.io
<afish=apple.com@groups.io> wrote:
>
> Is it possible to query the address from fw_cfg?

Hi, Andrew,

I believe QEMU puts "commands" into fw_cfg, and OVMF processes them to
allocate the memory and write the address into the correct ACPI table
location.  However, it seems to be done generically without awareness
that the Event Log is being allocated in this case.

Regards,
Jason