Xen devel - Oct 2006 - RE: [PATCH] [HVMLOADER] Dynamically add probed devices tothe ACPI''s XSDT and RSDT using SSDT entries

>From: Stefan Berger
>Sent: 2006年10月31日 3:07
>
>The attached patch enables the hvmloader to dynamically add probed
>for
>devices to the ACPI''s XSDT and RSDT tables using SSDT entries. I
>have implemented
>the probing for the TPM TIS interface.
>First the static ACPI table is copied into the 0xe000 segment and then
>devices may be probed and their SSDT ACPI entries may be copied
>behind
>the static ACPI tables considering the barrier at 0xf 0000 where the
>BIOS lives. The SSDT entries are linked to the XSDT and RSDT tables
>which for now
>has 3 empty slots. The XSDT table is then updated and checksummed
>again.
>I rearranged those ACPI functions that are commonly used to be in
>acpi_utils.c.
>
>Signed-off-by: Stefan Berger <stefanb@us.ibm.com>
How about moving the whole acpi directory under hvmloader, instead of
duplicating acpi source files in two places? It may be meaningful to have the
hierarchy like:
Hvmloader/{acpi, rombios, vgabios, vmxassist}

Thanks,
Kevin

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