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 |