| 1 | /*++\r |
| 2 | \r |
| 3 | Copyright (c) 2006, Intel Corporation \r |
| 4 | All rights reserved. This program and the accompanying materials \r |
| 5 | are licensed and made available under the terms and conditions of the BSD License \r |
| 6 | which accompanies this distribution. The full text of the license may be found at \r |
| 7 | http://opensource.org/licenses/bsd-license.php \r |
| 8 | \r |
| 9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
| 10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
| 11 | \r |
| 12 | Module Name:\r |
| 13 | \r |
| 14 | BootMode.c\r |
| 15 | \r |
| 16 | Abstract:\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 | // Module globals\r |
| 26 | //\r |
| 27 | EFI_PEI_PPI_DESCRIPTOR mPpiListBootMode = {\r |
| 28 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r |
| 29 | &gEfiPeiMasterBootModePpiGuid,\r |
| 30 | NULL\r |
| 31 | };\r |
| 32 | \r |
| 33 | EFI_PEI_PPI_DESCRIPTOR mPpiListRecoveryBootMode = {\r |
| 34 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r |
| 35 | &gEfiPeiBootInRecoveryModePpiGuid,\r |
| 36 | NULL\r |
| 37 | };\r |
| 38 | \r |
| 39 | EFI_STATUS\r |
| 40 | EFIAPI\r |
| 41 | InitializeBootMode (\r |
| 42 | IN EFI_FFS_FILE_HEADER *FfsHeader,\r |
| 43 | IN EFI_PEI_SERVICES **PeiServices\r |
| 44 | )\r |
| 45 | /*++\r |
| 46 | \r |
| 47 | Routine Description:\r |
| 48 | \r |
| 49 | Peform the boot mode determination logic\r |
| 50 | \r |
| 51 | Arguments:\r |
| 52 | \r |
| 53 | PeiServices - General purpose services available to every PEIM.\r |
| 54 | \r |
| 55 | Returns:\r |
| 56 | \r |
| 57 | Status - EFI_SUCCESS if the boot mode could be set\r |
| 58 | \r |
| 59 | --*/\r |
| 60 | // TODO: FfsHeader - add argument and description to function comment\r |
| 61 | {\r |
| 62 | EFI_STATUS Status;\r |
| 63 | UINTN BootMode;\r |
| 64 | \r |
| 65 | DEBUG ((EFI_D_ERROR, "NT32 Boot Mode PEIM Loaded\n"));\r |
| 66 | \r |
| 67 | //\r |
| 68 | // Let's assume things are OK if not told otherwise\r |
| 69 | // Should we read an environment variable in order to easily change this?\r |
| 70 | //\r |
| 71 | BootMode = BOOT_WITH_FULL_CONFIGURATION;\r |
| 72 | \r |
| 73 | Status = (**PeiServices).SetBootMode (PeiServices, (UINT8) BootMode);\r |
| 74 | ASSERT_EFI_ERROR (Status);\r |
| 75 | \r |
| 76 | Status = (**PeiServices).InstallPpi (PeiServices, &mPpiListBootMode);\r |
| 77 | ASSERT_EFI_ERROR (Status);\r |
| 78 | \r |
| 79 | if (BootMode == BOOT_IN_RECOVERY_MODE) {\r |
| 80 | Status = (**PeiServices).InstallPpi (PeiServices, &mPpiListRecoveryBootMode);\r |
| 81 | ASSERT_EFI_ERROR (Status);\r |
| 82 | }\r |
| 83 | \r |
| 84 | return Status;\r |
| 85 | }\r |