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>
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@ -1,6 +1,6 @@
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/*++ @file
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Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2006 - 2022, Intel Corporation. All rights reserved.<BR>
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Portions copyright (c) 2008 - 2011, Apple Inc. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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@ -102,6 +102,7 @@ main (
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CHAR16 *FirmwareVolumesStr;
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UINTN *StackPointer;
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FILE *GdbTempFile;
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EMU_THUNK_PPI *SecEmuThunkPpi;
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//
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// Xcode does not support sourcing gdb scripts directly, so the Xcode XML
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@ -137,7 +138,15 @@ main (
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//
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// PPIs pased into PEI_CORE
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//
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AddThunkPpi (EFI_PEI_PPI_DESCRIPTOR_PPI, &gEmuThunkPpiGuid, &mSecEmuThunkPpi);
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SecEmuThunkPpi = AllocateZeroPool (sizeof (EMU_THUNK_PPI) + FixedPcdGet32 (PcdPersistentMemorySize));
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if (SecEmuThunkPpi == NULL) {
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printf ("ERROR : Can not allocate memory for SecEmuThunkPpi. Exiting.\n");
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exit (1);
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}
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CopyMem (SecEmuThunkPpi, &mSecEmuThunkPpi, sizeof (EMU_THUNK_PPI));
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SecEmuThunkPpi->PersistentMemorySize = FixedPcdGet32 (PcdPersistentMemorySize);
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AddThunkPpi (EFI_PEI_PPI_DESCRIPTOR_PPI, &gEmuThunkPpiGuid, SecEmuThunkPpi);
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SecInitThunkProtocol ();
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@ -2,7 +2,7 @@
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# Entry Point of Emu Emulator
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#
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# Main executable file of Unix Emulator that loads PEI core after initialization finished.
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# Copyright (c) 2008 - 2019, Intel Corporation. All rights reserved.<BR>
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# Copyright (c) 2008 - 2022, Intel Corporation. All rights reserved.<BR>
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# Portions copyright (c) 2008 - 2011, Apple Inc. All rights reserved.<BR>
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#
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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@ -106,6 +106,7 @@
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gEmulatorPkgTokenSpaceGuid.PcdEmuFlashNvStorageFtwSpareBase
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gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
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gEmulatorPkgTokenSpaceGuid.PcdPeiServicesTablePage
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gEmulatorPkgTokenSpaceGuid.PcdPersistentMemorySize
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[FeaturePcd]
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gEmulatorPkgTokenSpaceGuid.PcdEmulatorLazyLoadSymbols
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