Add SMMU Sbsa support #1085
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Add SMMU Sbsa support #1085
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## Description Adds SMMUV3 DXE driver to enable DMA remapping through the IOMMU protocol. - Consume SMMU config HOB - Add IORT - Configure SMMU, stream table, cmd/event queues - Configure SMMU page tables - Add IoMmu protocol - Enable SMMU for stage 2 translation & DMA remapping For details on how to complete these options and their meaning refer to [CONTRIBUTING.md](https://github.com/microsoft/mu/blob/HEAD/CONTRIBUTING.md). - [x] Impacts functionality? - [x] Impacts security? - [ ] Breaking change? - [ ] Includes tests? - [x] Includes documentation? - [ ] Backport to release branch? ## How This Was Tested Tested in Qemu with mu_tiano_platforms: - Tested UEFI functionality with SMMU/IOMMU enabled. - Booted to OS while SMMU/IOMMU enabled. ## Integration Instructions To integrate with mu_tiano_platforms the following is also required: - TFA v2.11+ or <https://windowspartners.visualstudio.com/MSCoreUEFI/_git/tf-a_mirror?version=GBeeshan_smmu> - Qemu version v9.1.50+ <https://gitlab.com/qemu-project/qemu> - mu_tiano_platforms - microsoft/mu_tiano_platforms#1085
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- 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
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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.
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.
How This Was Tested
Tested on Qemu with mu_tiano_platforms
Integration Instructions
This change relies on: