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Add SMMU Sbsa support #1085

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@eeshanl eeshanl commented Dec 13, 2024

DO NOT MERGE until qemu 9.1.50 is supported and https://windowspartners.visualstudio.com/MSCoreUEFI/_git/tf-a_mirror?version=GBeeshan_smmu has been integrated into TFA.

  • Configure SMMU config HOB in SbsaPlatformPeiLib
  • Update SbsaQemuAcpiDxe to use ArmMonitor calls to work with updated qemu version 9.1.50

Description

This change adds SMMU/IOMMU support to mu_tiano_platforms. Actual SMMU driver can be found in ArmPkg.

For details on how to complete these options and their meaning refer to CONTRIBUTING.md.

  • Impacts functionality?
  • Impacts security?
  • Breaking change?
  • Includes tests?
  • Includes documentation?

How This Was Tested

Tested on Qemu with mu_tiano_platforms

Integration Instructions

This change relies on:

- Configure SMMU config HOB in SbsaPlatformPeiLib
- Update SbsaQemuAcpiDxe to use ArmMonitor calls to work with updated qemu
version 9.1.50
- Relies on cherry-pick 42925c15bee09162c6dfc8c2204843ffac6201c1 in Silicon/Arm/TFA
@github-actions github-actions bot added the impact:non-functional Does not have a functional impact label Dec 13, 2024
@github-actions github-actions bot added the impact:security Has a security impact label Dec 14, 2024
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