EmulatorPkg: Record Argc, Argv and Envp in EmuThunk Ppi

Record Argc, Argv and Envp in EmuThunk Ppi so that other modules can use these fields to change behavior depends on boot parameters or environment. Cc: Andrew Fish <[email protected]> Reviewed-by: Ray Ni <[email protected]> Signed-off-by: Zhiguang Liu <[email protected]>
kraxel · Dec 8, 2022 · 8a485e4 · 8a485e4
1 parent 2c28402
commit 8a485e4
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diff --git a/EmulatorPkg/Include/Ppi/EmuThunk.h b/EmulatorPkg/Include/Ppi/EmuThunk.h
@@ -107,6 +107,9 @@ typedef struct {
   EMU_PEI_AUTOSCAN           MemoryAutoScan;
   EMU_PEI_FD_INFORMATION     FirmwareDevices;
   EMU_PEI_THUNK_INTERFACE    Thunk;
+  INTN                       Argc;
+  CHAR8                      **Argv;
+  CHAR8                      **Envp;
   UINTN                      PersistentMemorySize;
   UINT8                      PersistentMemory[0];
 } EMU_THUNK_PPI;

diff --git a/EmulatorPkg/Unix/Host/Host.c b/EmulatorPkg/Unix/Host/Host.c
@@ -145,6 +145,9 @@ main (
   }
 
   CopyMem (SecEmuThunkPpi, &mSecEmuThunkPpi, sizeof (EMU_THUNK_PPI));
+  SecEmuThunkPpi->Argc                 = Argc;
+  SecEmuThunkPpi->Argv                 = Argv;
+  SecEmuThunkPpi->Envp                 = Envp;
   SecEmuThunkPpi->PersistentMemorySize = FixedPcdGet32 (PcdPersistentMemorySize);
   AddThunkPpi (EFI_PEI_PPI_DESCRIPTOR_PPI, &gEmuThunkPpiGuid, SecEmuThunkPpi);
 

diff --git a/EmulatorPkg/Win/Host/WinHost.c b/EmulatorPkg/Win/Host/WinHost.c
@@ -499,6 +499,9 @@ Routine Description:
   }
 
   CopyMem (SecEmuThunkPpi, &mSecEmuThunkPpi, sizeof (EMU_THUNK_PPI));
+  SecEmuThunkPpi->Argc                 = Argc;
+  SecEmuThunkPpi->Argv                 = Argv;
+  SecEmuThunkPpi->Envp                 = Envp;
   SecEmuThunkPpi->PersistentMemorySize = FixedPcdGet32 (PcdPersistentMemorySize);
   AddThunkPpi (EFI_PEI_PPI_DESCRIPTOR_PPI, &gEmuThunkPpiGuid, SecEmuThunkPpi);
   AddThunkPpi (EFI_PEI_PPI_DESCRIPTOR_PPI, &gEfiPeiReset2PpiGuid, &mEmuReset2Ppi);