diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/VarCheckHiiLib/VarCheckHiiGenFromHii.c')
-rw-r--r-- | src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/VarCheckHiiLib/VarCheckHiiGenFromHii.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/VarCheckHiiLib/VarCheckHiiGenFromHii.c b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/VarCheckHiiLib/VarCheckHiiGenFromHii.c new file mode 100644 index 00000000..f0546a6f --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/VarCheckHiiLib/VarCheckHiiGenFromHii.c @@ -0,0 +1,67 @@ +/** @file + Var Check Hii generation from Hii Database. + +Copyright (c) 2015, Intel Corporation. All rights reserved.<BR> +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "VarCheckHiiGen.h" + +/** + Generate from Hii Database. + +**/ +VOID +VarCheckHiiGenFromHiiDatabase ( + VOID + ) +{ + EFI_STATUS Status; + UINTN BufferSize; + VOID *Buffer; + EFI_PHYSICAL_ADDRESS BufferAddress; + EFI_HII_DATABASE_PROTOCOL *HiiDatabase; + + // + // Locate HII Database protocol + // + Status = gBS->LocateProtocol (&gEfiHiiDatabaseProtocolGuid, NULL, (VOID **) &HiiDatabase); + if (EFI_ERROR (Status)) { + return; + } + + // + // Call first time with zero buffer length. + // Should fail with EFI_BUFFER_TOO_SMALL. + // + BufferSize = 0; + Buffer = NULL; + Status = HiiDatabase->ExportPackageLists (HiiDatabase, 0, &BufferSize, Buffer); + if (Status == EFI_BUFFER_TOO_SMALL) { + // + // Allocate buffer to hold the HII Database. + // + Status = gBS->AllocatePages (AllocateAnyPages, EfiBootServicesData, EFI_SIZE_TO_PAGES (BufferSize), &BufferAddress); + ASSERT_EFI_ERROR (Status); + Buffer = (VOID *) (UINTN) BufferAddress; + + // + // Export HII Database into the buffer. + // + Status = HiiDatabase->ExportPackageLists (HiiDatabase, 0, &BufferSize, Buffer); + ASSERT_EFI_ERROR (Status); + + DEBUG ((DEBUG_INFO , "VarCheckHiiGenDxeFromHii - HII Database exported at 0x%x, size = 0x%x\n", Buffer, BufferSize)); + +#ifdef DUMP_HII_DATA + DEBUG_CODE ( + DumpHiiDatabase (Buffer, BufferSize); + ); +#endif + + VarCheckParseHiiDatabase (Buffer, BufferSize); + + gBS->FreePages (BufferAddress, EFI_SIZE_TO_PAGES (BufferSize)); + } +} |