[PATCH v5 0/3] UefiPayloadPkg: Runtime MMCONF

["Marcello Sylvester Bauer" <marcello.bauer@9elements.com>]

Support arbitrary platforms with different or even no MMCONF space.
Fixes crash on platforms not exposing 256 buses.

Tested on:
* AMD Stoney Ridge

Branch: https://github.com/9elements/edk2-1/tree/UefiPayloadPkg-MMCONF
PR: https://github.com/tianocore/edk2/pull/885

v5:
* MdePkg
  - support variable size MMCONF in all PciExpressLibs
  - use (UINTX)-1 as return values for invalid Pci addresses

v4:
* MdePkg: undo default PcdPciExpressBaseSize off by one

v3:
* split patch 2 by package
* MdePkg/PciExpress:
  - PciExpressXX add return value specification
  - Undo remove of ASSERT()
  - PcdPciExpressBaseSize() correct function header
  - correct return value types

v2:
* rebased with regards to commit 3900a63e3a1b9ba9a4105bedead7b986188cec2c
* add MdePkg Maintainer

Marcello Sylvester Bauer (2):
  MdePkg: PciExpressLib support variable size MMCONF
  UefiPayloadPkg: Support variable size MMCONF space

Patrick Rudolph (1):
  UefiPayloadPkg: Store the size of the MMCONF window

 MdePkg/MdePkg.dec                                                  |   4 +
 UefiPayloadPkg/UefiPayloadPkgIa32X64.dsc                           |   1 +
 MdePkg/Library/BasePciExpressLib/BasePciExpressLib.inf             |   6 +-
 MdePkg/Library/DxeRuntimePciExpressLib/DxeRuntimePciExpressLib.inf |   1 +
 MdePkg/Library/SmmPciExpressLib/SmmPciExpressLib.inf               |   1 +
 UefiPayloadPkg/BlSupportDxe/BlSupportDxe.inf                       |   1 +
 MdePkg/Include/Library/PciExpressLib.h                             |   5 +-
 UefiPayloadPkg/Include/Guid/AcpiBoardInfoGuid.h                    |   1 +
 MdePkg/Library/BasePciExpressLib/PciExpressLib.c                   | 216 ++++++++++++++---
 MdePkg/Library/DxeRuntimePciExpressLib/PciExpressLib.c             | 247 ++++++++++++++++----
 MdePkg/Library/SmmPciExpressLib/PciExpressLib.c                    | 218 ++++++++++++++---
 UefiPayloadPkg/BlSupportDxe/BlSupportDxe.c                         |   4 +-
 UefiPayloadPkg/BlSupportPei/BlSupportPei.c                         |   3 +
 13 files changed, 593 insertions(+), 115 deletions(-)

-- 
2.28.0