Messages in this thread | | | Date | Mon, 30 Mar 2020 22:28:57 +0300 | From | Jarkko Sakkinen <> | Subject | Re: [PATCH v2 1/3] acpi: Extend TPM2 ACPI table with missing log fields |
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On Mon, Mar 30, 2020 at 11:15:34AM -0400, Stefan Berger wrote: > From: Stefan Berger <stefanb@linux.ibm.com> > > Recent extensions of the TPM2 ACPI table added 3 more fields > including 12 bytes of start method specific parameters and Log Area > Minimum Length (u32) and Log Area Start Address (u64). So, we extend > the existing structure with these fields to allow non-UEFI systems > to access the TPM2's log. > > The specification that has the new fields is the following: > TCG ACPI Specification > Family "1.2" and "2.0" > Version 1.2, Revision 8 > > Adapt all existing table size calculations to use > offsetof(struct acpi_table_tpm2, start_method_specific) > [where start_method_specific is a newly added field] > rather than sizeof(struct acpi_table_tpm2) so that the addition > of the new fields does not affect current systems that may not > have them. >
Cc: linux-acpi@vger.kernel.org
> Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
You have this comment:
/* Platform-specific data follows */
Can you elaborate a bit which platform you are speaking of? It is now enabled for everything.
/Jarkko
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