web: https://github.com/jljusten/edk2/tree/pei-vars-v1

git: https://github.com/jljusten/edk2.git pei-vars-v1

This series moves flash detection into PEI to allow the PEI variable
access drivers to run. If flash is writable, the PCDs are set to point
at the flash memory. If flash is not writable, the PCDs are set to
point at a memory buffer.

I tested KVM with ROM and writable flash, with S3 sleep/resume. I did
not test SMM.

Jordan Justen (10):
  OvmfPkg/build.sh: Add support for --disable-flash switch
  OvmfPkg QemuFlash: Make QemuFlash.* Base class safe
  OvmfPkg QemuFlash: Make QemuFlashDetected external
  OvmfPkg QemuFlash: Add DetectFlashBaseLib.inf 'NULL' library
  OvmfPkg PlatformPei: Detect and set PcdOvmfFlashVariablesEnable
  OvmfPkg/EmuVariableFvbRuntimeDxe: Use PcdOvmfFlashVariablesEnable
  OvmfPkg PlatformPei: Set flash variable PCDs
  OvmfPkg PlatformPei: Initialize memory based variable store buffer
  OvmfPkg: Enable PEI variable access
  OvmfPkg QemuFlashFvbServicesRuntimeDxe: Cleanup init now done in PEI

Laszlo Ersek (2):
  OvmfPkg: resolve PcdLib for all PEIMs individually
  OvmfPkg: resolve PcdLib for PEIMs to PeiPcdLib by default

 OvmfPkg/EmuVariableFvbRuntimeDxe/Fvb.c             |   4 +-
 OvmfPkg/EmuVariableFvbRuntimeDxe/Fvb.inf           |   3 +-
 OvmfPkg/OvmfPkgIa32.dsc                            |  27 +-
 OvmfPkg/OvmfPkgIa32.fdf                            |   5 +-
 OvmfPkg/OvmfPkgIa32X64.dsc                         |  27 +-
 OvmfPkg/OvmfPkgIa32X64.fdf                         |   5 +-
 OvmfPkg/OvmfPkgX64.dsc                             |  27 +-
 OvmfPkg/OvmfPkgX64.fdf                             |   5 +-
 OvmfPkg/PlatformPei/Platform.c                     |  34 +--
 OvmfPkg/PlatformPei/Platform.h                     |   7 +-
 OvmfPkg/PlatformPei/PlatformPei.inf                |  11 +-
 OvmfPkg/PlatformPei/Vars.c                         | 283 +++++++++++++++++++++
 .../DetectFlashNullLib.c                           |  41 +++
 .../DetectFlashNullLib.inf                         |  60 +++++
 .../FvbServicesRuntimeDxe.inf                      |   4 -
 .../FvbServicesSmm.inf                             |   4 -
 .../FwBlockService.c                               |  28 +-
 OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlash.c |  59 +++--
 OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlash.h |  30 ++-
 OvmfPkg/build.sh                                   |  10 +-
 20 files changed, 530 insertions(+), 144 deletions(-)
 create mode 100644 OvmfPkg/PlatformPei/Vars.c
 create mode 100644 OvmfPkg/QemuFlashFvbServicesRuntimeDxe/DetectFlashNullLib.c
 create mode 100644 
OvmfPkg/QemuFlashFvbServicesRuntimeDxe/DetectFlashNullLib.inf

-- 
2.11.0

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