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1 | /** @file\r | |
2 | Var Check Hii generation from Hii Database.\r | |
3 | \r | |
4 | Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>\r | |
5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
6 | \r | |
7 | **/\r | |
8 | \r | |
9 | #include "VarCheckHiiGen.h"\r | |
10 | \r | |
11 | /**\r | |
12 | Generate from Hii Database.\r | |
13 | \r | |
14 | **/\r | |
15 | VOID\r | |
16 | VarCheckHiiGenFromHiiDatabase (\r | |
17 | VOID\r | |
18 | )\r | |
19 | {\r | |
20 | EFI_STATUS Status;\r | |
21 | UINTN BufferSize;\r | |
22 | VOID *Buffer;\r | |
23 | EFI_PHYSICAL_ADDRESS BufferAddress;\r | |
24 | EFI_HII_DATABASE_PROTOCOL *HiiDatabase;\r | |
25 | \r | |
26 | //\r | |
27 | // Locate HII Database protocol\r | |
28 | //\r | |
29 | Status = gBS->LocateProtocol (&gEfiHiiDatabaseProtocolGuid, NULL, (VOID **)&HiiDatabase);\r | |
30 | if (EFI_ERROR (Status)) {\r | |
31 | return;\r | |
32 | }\r | |
33 | \r | |
34 | //\r | |
35 | // Call first time with zero buffer length.\r | |
36 | // Should fail with EFI_BUFFER_TOO_SMALL.\r | |
37 | //\r | |
38 | BufferSize = 0;\r | |
39 | Buffer = NULL;\r | |
40 | Status = HiiDatabase->ExportPackageLists (HiiDatabase, 0, &BufferSize, Buffer);\r | |
41 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
42 | //\r | |
43 | // Allocate buffer to hold the HII Database.\r | |
44 | //\r | |
45 | Status = gBS->AllocatePages (AllocateAnyPages, EfiBootServicesData, EFI_SIZE_TO_PAGES (BufferSize), &BufferAddress);\r | |
46 | ASSERT_EFI_ERROR (Status);\r | |
47 | Buffer = (VOID *)(UINTN)BufferAddress;\r | |
48 | \r | |
49 | //\r | |
50 | // Export HII Database into the buffer.\r | |
51 | //\r | |
52 | Status = HiiDatabase->ExportPackageLists (HiiDatabase, 0, &BufferSize, Buffer);\r | |
53 | ASSERT_EFI_ERROR (Status);\r | |
54 | \r | |
55 | DEBUG ((DEBUG_INFO, "VarCheckHiiGenDxeFromHii - HII Database exported at 0x%x, size = 0x%x\n", Buffer, BufferSize));\r | |
56 | \r | |
57 | #ifdef DUMP_HII_DATA\r | |
58 | DEBUG_CODE (\r | |
59 | DumpHiiDatabase (Buffer, BufferSize);\r | |
60 | );\r | |
61 | #endif\r | |
62 | \r | |
63 | VarCheckParseHiiDatabase (Buffer, BufferSize);\r | |
64 | \r | |
65 | gBS->FreePages (BufferAddress, EFI_SIZE_TO_PAGES (BufferSize));\r | |
66 | }\r | |
67 | }\r |