diff options
| author | Liu, Zhiguang <Zhiguang.Liu@intel.com> | 2022-12-06 13:40:52 +0800 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2022-12-08 10:44:20 +0000 |
| commit | 22f73b6d2d3dfb70a13a184a2d0d26ed650e6ab9 (patch) | |
| tree | f0bbf76eb133fbde1b07187f0d68f2bf71c64e87 /EmulatorPkg/Include | |
| parent | 1c75bf3c21da79b1bc1d50cfc593b57f73f2c560 (diff) | |
| download | edk2-22f73b6d2d3dfb70a13a184a2d0d26ed650e6ab9.tar.gz | |
EmulatorPkg: Add persistent memory in EmuThunkPpi
The persistent memory is for PEIM to use, and won't lose during cold
or warm reset. PcdPersistentMemorySize is only used by WinHost.c,
other modules can check the persistent memory size using the field
PersistentMemorySize.
Cc: Andrew Fish <afish@apple.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Signed-off-by: Zhiguang Liu <zhiguang.liu@intel.com>
Diffstat (limited to 'EmulatorPkg/Include')
| -rw-r--r-- | EmulatorPkg/Include/Ppi/EmuThunk.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/EmulatorPkg/Include/Ppi/EmuThunk.h b/EmulatorPkg/Include/Ppi/EmuThunk.h index c0e2bc6b98..cf29cf824c 100644 --- a/EmulatorPkg/Include/Ppi/EmuThunk.h +++ b/EmulatorPkg/Include/Ppi/EmuThunk.h @@ -2,7 +2,7 @@ Emulator Thunk to abstract OS services from pure EFI code
Copyright (c) 2008 - 2011, Apple Inc. All rights reserved.<BR>
-
+ Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -107,6 +107,8 @@ typedef struct { EMU_PEI_AUTOSCAN MemoryAutoScan;
EMU_PEI_FD_INFORMATION FirmwareDevices;
EMU_PEI_THUNK_INTERFACE Thunk;
+ UINTN PersistentMemorySize;
+ UINT8 PersistentMemory[0];
} EMU_THUNK_PPI;
extern EFI_GUID gEmuThunkPpiGuid;
|