This patch series adds basic support for the
microvm machine type to OVMF.

Working:
  - uefi shell @ serial console.
  - direct kernel boot.

Comming in followup patches:
  - virtio-mmio support.
  - pcie support.

Usage:
  qemu-system-x86_64 -nographic -M microvm -bios MICROVM.fd ...

v2 changes:
 - pick up review tags
 - add bugzilla link
 - fix timer configuration
 - fix reset shutdown
 - add readme
 - add maintainers entry

v3 changes:
 - pick up more review tags
 - fix CI failures (https://github.com/tianocore/edk2/pull/1949)

v4:
 - drop runtime "detection" of microvm, we know that at compile time.

Gerd Hoffmann (20):
  OvmfPkg/Microvm: copy OvmfPkgX64 files as-is
  OvmfPkg/Microvm: rename output files, fix includes
  OvmfPkg/Microvm: no smm
  OvmfPkg/Microvm: no secure boot
  OvmfPkg/Microvm: no tpm
  OvmfPkg/Microvm: no sev
  OvmfPkg/Microvm: no csm
  OvmfPkg/Microvm: no emulated scsi
  OvmfPkg/Microvm: use MdePkg/Library/SecPeiDxeTimerLibCpu
  OvmfPkg/Microvm: use XenTimerDxe (lapic timer)
  OvmfPkg/Microvm: add header file
  OvmfPkg/Microvm: PlatformPei/MemDetect tweaks
  OvmfPkg/Microvm: PlatformPei/Platform memory map tweaks
  OvmfPkg/Microvm: PlatformPei/Platform: set id.
  OvmfPkg/ResetSystemLib: add driver for microvm
  OvmfPkg/Microvm: BdsPlatform: PciAcpiInitialization tweak.
  OvmfPkg/Microvm: use PciHostBridgeLibNull
  OvmfPkg/Microvm: wire up serial console, drop super-io
  OvmfPkg/Microvm: add README
  OvmfPkg/Microvm: add Maintainers.txt entry

 OvmfPkg/Microvm/MicrovmX64.dsc                | 842 ++++++++++++++++++
 OvmfPkg/Microvm/MicrovmX64.fdf                | 462 ++++++++++
 .../BaseResetSystemLibMicrovm.inf             |  37 +
 .../DxeResetSystemLibMicrovm.inf              |  40 +
 OvmfPkg/Include/IndustryStandard/Microvm.h    |  19 +
 OvmfPkg/Include/OvmfPlatforms.h               |   1 +
 .../PlatformBootManagerLib/BdsPlatform.c      |  42 +
 .../ResetSystemLib/DxeResetSystemLibMicrovm.c |  49 +
 .../ResetSystemLib/ResetSystemLibMicrovm.c    |  89 ++
 OvmfPkg/PlatformPei/MemDetect.c               |   5 +
 OvmfPkg/PlatformPei/Platform.c                |  18 +
 Maintainers.txt                               |   6 +
 OvmfPkg/Microvm/README                        |  54 ++
 13 files changed, 1664 insertions(+)
 create mode 100644 OvmfPkg/Microvm/MicrovmX64.dsc
 create mode 100644 OvmfPkg/Microvm/MicrovmX64.fdf
 create mode 100644 OvmfPkg/Library/ResetSystemLib/BaseResetSystemLibMicrovm.inf
 create mode 100644 OvmfPkg/Library/ResetSystemLib/DxeResetSystemLibMicrovm.inf
 create mode 100644 OvmfPkg/Include/IndustryStandard/Microvm.h
 create mode 100644 OvmfPkg/Library/ResetSystemLib/DxeResetSystemLibMicrovm.c
 create mode 100644 OvmfPkg/Library/ResetSystemLib/ResetSystemLibMicrovm.c
 create mode 100644 OvmfPkg/Microvm/README

-- 
2.31.1



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