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1d5d0ae9 | 1 | /** @file\r |
2 | *\r | |
3 | * Copyright (c) 2011, ARM Limited. All rights reserved.\r | |
4 | * \r | |
5 | * This program and the accompanying materials \r | |
6 | * are licensed and made available under the terms and conditions of the BSD License \r | |
7 | * which accompanies this distribution. The full text of the license may be found at \r | |
8 | * http://opensource.org/licenses/bsd-license.php \r | |
9 | *\r | |
10 | * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
11 | * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
12 | *\r | |
13 | **/\r | |
14 | \r | |
1d5d0ae9 | 15 | #include <PiPei.h>\r |
48835130 | 16 | \r |
1d5d0ae9 | 17 | //\r |
18 | // The protocols, PPI and GUID defintions for this module\r | |
19 | //\r | |
8fc38a3f | 20 | #include <Ppi/ArmGlobalVariable.h>\r |
1d5d0ae9 | 21 | #include <Ppi/MasterBootMode.h>\r |
22 | #include <Ppi/BootInRecoveryMode.h>\r | |
8fc38a3f | 23 | #include <Ppi/GuidedSectionExtraction.h>\r |
1d5d0ae9 | 24 | //\r |
25 | // The Library classes this module consumes\r | |
26 | //\r | |
8fc38a3f | 27 | #include <Library/ArmPlatformLib.h>\r |
28 | #include <Library/BaseMemoryLib.h>\r | |
29 | #include <Library/DebugLib.h>\r | |
30 | #include <Library/HobLib.h>\r | |
1d5d0ae9 | 31 | #include <Library/PeimEntryPoint.h>\r |
8fc38a3f | 32 | #include <Library/PeiServicesLib.h>\r |
1d5d0ae9 | 33 | #include <Library/PcdLib.h>\r |
8fc38a3f | 34 | \r |
35 | #include <Guid/ArmGlobalVariableHob.h>\r | |
1d5d0ae9 | 36 | \r |
48835130 | 37 | EFI_STATUS\r |
38 | EFIAPI\r | |
39 | InitializePlatformPeim (\r | |
40 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
41 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
42 | );\r | |
3723a71a | 43 | \r |
44 | EFI_STATUS\r | |
45 | EFIAPI\r | |
46 | PlatformPeim (\r | |
47 | VOID\r | |
48 | );\r | |
1d5d0ae9 | 49 | \r |
50 | //\r | |
51 | // Module globals\r | |
52 | //\r | |
53 | EFI_PEI_PPI_DESCRIPTOR mPpiListBootMode = {\r | |
54 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
55 | &gEfiPeiMasterBootModePpiGuid,\r | |
56 | NULL\r | |
57 | };\r | |
58 | \r | |
59 | EFI_PEI_PPI_DESCRIPTOR mPpiListRecoveryBootMode = {\r | |
60 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
61 | &gEfiPeiBootInRecoveryModePpiGuid,\r | |
62 | NULL\r | |
63 | };\r | |
64 | \r | |
8fc38a3f | 65 | VOID\r |
66 | EFIAPI\r | |
67 | BuildGlobalVariableHob (\r | |
68 | IN EFI_PHYSICAL_ADDRESS GlobalVariableBase,\r | |
69 | IN UINT32 GlobalVariableSize\r | |
70 | )\r | |
71 | {\r | |
72 | EFI_STATUS Status;\r | |
73 | ARM_HOB_GLOBAL_VARIABLE *Hob;\r | |
74 | \r | |
75 | Status = PeiServicesCreateHob (EFI_HOB_TYPE_GUID_EXTENSION, sizeof (ARM_HOB_GLOBAL_VARIABLE), (VOID**)&Hob);\r | |
76 | if (!EFI_ERROR(Status)) {\r | |
77 | CopyGuid (&(Hob->Header.Name), &gArmGlobalVariableGuid);\r | |
78 | Hob->GlobalVariableBase = GlobalVariableBase;\r | |
79 | Hob->GlobalVariableSize = GlobalVariableSize;\r | |
80 | }\r | |
81 | }\r | |
82 | \r | |
1d5d0ae9 | 83 | /*++\r |
84 | \r | |
85 | Routine Description:\r | |
86 | \r | |
87 | \r | |
88 | \r | |
89 | Arguments:\r | |
90 | \r | |
91 | FileHandle - Handle of the file being invoked.\r | |
92 | PeiServices - Describes the list of possible PEI Services.\r | |
93 | \r | |
94 | Returns:\r | |
95 | \r | |
96 | Status - EFI_SUCCESS if the boot mode could be set\r | |
97 | \r | |
98 | --*/\r | |
48835130 | 99 | EFI_STATUS\r |
100 | EFIAPI\r | |
101 | InitializePlatformPeim (\r | |
102 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
103 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
104 | )\r | |
1d5d0ae9 | 105 | {\r |
106 | EFI_STATUS Status;\r | |
107 | UINTN BootMode;\r | |
8fc38a3f | 108 | ARM_GLOBAL_VARIABLE_PPI *ArmGlobalVariablePpi;\r |
109 | EFI_PHYSICAL_ADDRESS GlobalVariableBase;\r | |
1d5d0ae9 | 110 | \r |
111 | DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));\r | |
112 | \r | |
48835130 | 113 | PlatformPeim ();\r |
1d5d0ae9 | 114 | \r |
8fc38a3f | 115 | Status = PeiServicesLocatePpi (&gArmGlobalVariablePpiGuid, 0, NULL, (VOID**)&ArmGlobalVariablePpi);\r |
116 | if (!EFI_ERROR(Status)) {\r | |
117 | Status = ArmGlobalVariablePpi->GetGlobalVariableMemory (&GlobalVariableBase);\r | |
118 | \r | |
119 | if (!EFI_ERROR(Status)) {\r | |
120 | // Declare the Global Variable HOB\r | |
121 | BuildGlobalVariableHob (GlobalVariableBase, FixedPcdGet32 (PcdPeiGlobalVariableSize));\r | |
122 | }\r | |
123 | }\r | |
124 | \r | |
a534d714 | 125 | BootMode = ArmPlatformGetBootMode ();\r |
1d5d0ae9 | 126 | Status = (**PeiServices).SetBootMode (PeiServices, (UINT8) BootMode);\r |
127 | ASSERT_EFI_ERROR (Status);\r | |
128 | \r | |
129 | Status = (**PeiServices).InstallPpi (PeiServices, &mPpiListBootMode);\r | |
130 | ASSERT_EFI_ERROR (Status);\r | |
131 | \r | |
132 | if (BootMode == BOOT_IN_RECOVERY_MODE) {\r | |
133 | Status = (**PeiServices).InstallPpi (PeiServices, &mPpiListRecoveryBootMode);\r | |
134 | ASSERT_EFI_ERROR (Status);\r | |
135 | }\r | |
136 | \r | |
137 | return Status;\r | |
138 | }\r |