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2cd086a6 | 1 | /** @file\r |
2 | Rewrite the BootOrder NvVar based on QEMU's "bootorder" fw_cfg file --\r | |
3 | include file.\r | |
4 | \r | |
5 | Copyright (C) 2012, Red Hat, Inc.\r | |
6 | \r | |
7 | This program and the accompanying materials are licensed and made available\r | |
8 | under the terms and conditions of the BSD License which accompanies this\r | |
9 | distribution. The full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT\r | |
13 | WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | **/\r | |
15 | \r | |
16 | \r | |
17 | #include <Uefi/UefiBaseType.h>\r | |
18 | #include <Base.h>\r | |
19 | \r | |
20 | \r | |
21 | /**\r | |
22 | \r | |
23 | Set the boot order based on configuration retrieved from QEMU.\r | |
24 | \r | |
25 | Attempt to retrieve the "bootorder" fw_cfg file from QEMU. Translate the\r | |
26 | OpenFirmware device paths therein to UEFI device path fragments. Match the\r | |
27 | translated fragments against BootOptionList, and rewrite the BootOrder NvVar\r | |
28 | so that it corresponds to the order described in fw_cfg.\r | |
29 | \r | |
30 | @param[in] BootOptionList A boot option list, created with\r | |
31 | BdsLibEnumerateAllBootOption ().\r | |
32 | \r | |
33 | \r | |
34 | @retval RETURN_SUCCESS BootOrder NvVar rewritten.\r | |
35 | \r | |
36 | @retval RETURN_UNSUPPORTED QEMU's fw_cfg is not supported.\r | |
37 | \r | |
38 | @retval RETURN_NOT_FOUND Empty or nonexistent "bootorder" fw_cfg\r | |
39 | file, or no match found between the\r | |
40 | "bootorder" fw_cfg file and BootOptionList.\r | |
41 | \r | |
42 | @retval RETURN_INVALID_PARAMETER Parse error in the "bootorder" fw_cfg file.\r | |
43 | \r | |
44 | @retval RETURN_OUT_OF_RESOURCES Memory allocation failed.\r | |
45 | \r | |
46 | @return Values returned by gBS->LocateProtocol ()\r | |
47 | or gRT->SetVariable ().\r | |
48 | \r | |
49 | **/\r | |
50 | RETURN_STATUS\r | |
51 | SetBootOrderFromQemu (\r | |
52 | IN CONST LIST_ENTRY *BootOptionList\r | |
53 | );\r |