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1/**@file\r
2\r
3Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>\r
4This program and the accompanying materials \r
5are licensed and made available under the terms and conditions of the BSD License \r
6which accompanies this distribution. The full text of the license may be found at \r
7http://opensource.org/licenses/bsd-license.php \r
8 \r
9THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
10WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
11\r
12Module Name:\r
13\r
14 BootMode.c\r
15 \r
16Abstract:\r
17\r
18 Tiano PEIM to provide the platform support functionality within Windows\r
19\r
20**/\r
21\r
22\r
23\r
24//\r
25// The package level header files this module uses\r
26//\r
27#include <PiPei.h>\r
28//\r
29// The protocols, PPI and GUID defintions for this module\r
30//\r
31#include <Ppi/MasterBootMode.h>\r
32#include <Ppi/BootInRecoveryMode.h>\r
33//\r
34// The Library classes this module consumes\r
35//\r
36#include <Library/DebugLib.h>\r
37#include <Library/PeimEntryPoint.h>\r
38\r
39\r
40//\r
41// Module globals\r
42//\r
43EFI_PEI_PPI_DESCRIPTOR mPpiListBootMode = {\r
44 (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r
45 &gEfiPeiMasterBootModePpiGuid,\r
46 NULL\r
47};\r
48\r
49EFI_PEI_PPI_DESCRIPTOR mPpiListRecoveryBootMode = {\r
50 (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r
51 &gEfiPeiBootInRecoveryModePpiGuid,\r
52 NULL\r
53};\r
54\r
55EFI_STATUS\r
56EFIAPI\r
57InitializeBootMode (\r
58 IN EFI_PEI_FILE_HANDLE FileHandle,\r
59 IN CONST EFI_PEI_SERVICES **PeiServices\r
60 )\r
61/*++\r
62\r
63Routine Description:\r
64\r
65 Peform the boot mode determination logic\r
66\r
67Arguments:\r
68\r
69 FileHandle - Handle of the file being invoked.\r
70 PeiServices - Describes the list of possible PEI Services.\r
71 \r
72Returns:\r
73\r
74 Status - EFI_SUCCESS if the boot mode could be set\r
75\r
76--*/\r
77{\r
78 EFI_STATUS Status;\r
79 UINTN BootMode;\r
80\r
81 DEBUG ((EFI_D_ERROR, "NT32 Boot Mode PEIM Loaded\n"));\r
82\r
83 //\r
84 // Let's assume things are OK if not told otherwise\r
85 // Should we read an environment variable in order to easily change this?\r
86 //\r
87 BootMode = BOOT_WITH_FULL_CONFIGURATION;\r
88\r
89 Status = (**PeiServices).SetBootMode (PeiServices, (UINT8) BootMode);\r
90 ASSERT_EFI_ERROR (Status);\r
91\r
92 Status = (**PeiServices).InstallPpi (PeiServices, &mPpiListBootMode);\r
93 ASSERT_EFI_ERROR (Status);\r
94\r
95 if (BootMode == BOOT_IN_RECOVERY_MODE) {\r
96 Status = (**PeiServices).InstallPpi (PeiServices, &mPpiListRecoveryBootMode);\r
97 ASSERT_EFI_ERROR (Status);\r
98 }\r
99\r
100 return Status;\r
101}\r