[coreboot-gerrit] Change in coreboot[master]: soc/intel/tigerlake: Enable VT-d and generate DMAR ACPI table

[John Zhao (Code Review)]

Hello Patrick Rudolph, build bot (Jenkins), Nico Huber,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/38165

to look at the new patch set (#4).

Change subject: soc/intel/tigerlake: Enable VT-d and generate DMAR ACPI table
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soc/intel/tigerlake: Enable VT-d and generate DMAR ACPI table

Tigerlake platform supports Virtualization Technology for Directed I/O.
Enable VT-d feature and generate DMAR acpi table.

BUG=None
TEST=Booted to kernel and verified the DMAR table contents.

Change-Id: Ib89d0835385487735c63062a084794d9da19605e
Signed-off-by: John Zhao 
---
M src/soc/intel/tigerlake/acpi.c
M src/soc/intel/tigerlake/include/soc/iomap.h
M src/soc/intel/tigerlake/include/soc/pci_devs.h
M src/soc/intel/tigerlake/include/soc/systemagent.h
M src/soc/intel/tigerlake/romstage/fsp_params_tgl.c
M src/soc/intel/tigerlake/systemagent.c
6 files changed, 169 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/65/38165/4