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504214c4 LG |
1 | /** @file \r |
2 | \r | |
3 | Implements get/set firmware volume attributes\r | |
28a00297 | 4 | \r |
504214c4 | 5 | Copyright (c) 2006 - 2008, Intel Corporation \r |
28a00297 | 6 | All rights reserved. This program and the accompanying materials \r |
7 | are licensed and made available under the terms and conditions of the BSD License \r | |
8 | which accompanies this distribution. The full text of the license may be found at \r | |
9 | http://opensource.org/licenses/bsd-license.php \r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
13 | \r | |
504214c4 | 14 | **/\r |
28a00297 | 15 | \r |
16 | #include <DxeMain.h>\r | |
17 | \r | |
162ed594 | 18 | \r |
19 | /**\r | |
20 | Retrieves attributes, insures positive polarity of attribute bits, returns\r | |
21 | resulting attributes in output parameter.\r | |
22 | \r | |
23 | @param This Calling context \r | |
24 | @param Attributes output buffer which contains attributes \r | |
25 | \r | |
26 | @retval EFI_SUCCESS Successfully got volume attributes\r | |
27 | \r | |
28 | **/\r | |
28a00297 | 29 | EFI_STATUS\r |
30 | EFIAPI\r | |
31 | FvGetVolumeAttributes (\r | |
0c2b5da8 | 32 | IN CONST EFI_FIRMWARE_VOLUME2_PROTOCOL *This,\r |
33 | OUT EFI_FV_ATTRIBUTES *Attributes\r | |
28a00297 | 34 | )\r |
28a00297 | 35 | {\r |
36 | EFI_STATUS Status;\r | |
37 | FV_DEVICE *FvDevice;\r | |
38 | EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *Fvb;\r | |
39 | EFI_FVB_ATTRIBUTES FvbAttributes;\r | |
40 | \r | |
41 | FvDevice = FV_DEVICE_FROM_THIS (This);\r | |
42 | Fvb = FvDevice->Fvb;\r | |
43 | \r | |
44 | if (FvDevice->CachedFv == NULL) {\r | |
45 | Status = FvCheck (FvDevice);\r | |
46 | if (EFI_ERROR (Status)) {\r | |
47 | return Status;\r | |
48 | }\r | |
49 | }\r | |
50 | \r | |
51 | //\r | |
52 | // First get the Firmware Volume Block Attributes\r | |
53 | //\r | |
54 | Status = Fvb->GetAttributes (Fvb, &FvbAttributes);\r | |
55 | \r | |
56 | //\r | |
57 | // Mask out Fvb bits that are not defined in FV \r | |
58 | //\r | |
59 | FvbAttributes &= 0xfffff0ff;\r | |
60 | \r | |
61 | *Attributes = (EFI_FV_ATTRIBUTES)FvbAttributes; \r | |
62 | \r | |
63 | return Status;\r | |
64 | }\r | |
65 | \r | |
66 | \r | |
162ed594 | 67 | \r |
68 | /**\r | |
69 | Sets current attributes for volume\r | |
70 | \r | |
71 | @param This Calling context \r | |
72 | @param Attributes At input, contains attributes to be set. At output \r | |
73 | contains new value of FV \r | |
74 | \r | |
75 | @retval EFI_UNSUPPORTED Could not be set.\r | |
76 | \r | |
77 | **/\r | |
28a00297 | 78 | EFI_STATUS\r |
79 | EFIAPI\r | |
80 | FvSetVolumeAttributes (\r | |
0c2b5da8 | 81 | IN CONST EFI_FIRMWARE_VOLUME2_PROTOCOL *This,\r |
82 | IN OUT EFI_FV_ATTRIBUTES *Attributes\r | |
28a00297 | 83 | )\r |
162ed594 | 84 | {\r |
85 | return EFI_UNSUPPORTED;\r | |
86 | }\r | |
28a00297 | 87 | \r |
28a00297 | 88 | \r |
162ed594 | 89 | /**\r |
90 | Return information of type InformationType for the requested firmware\r | |
91 | volume.\r | |
28a00297 | 92 | \r |
162ed594 | 93 | @param This Pointer to EFI_FIRMWARE_VOLUME2_PROTOCOL. \r |
94 | @param InformationType InformationType for requested. \r | |
95 | @param BufferSize On input, size of Buffer.On output, the amount of data \r | |
96 | returned in Buffer. \r | |
97 | @param Buffer A poniter to the data buffer to return. \r | |
28a00297 | 98 | \r |
162ed594 | 99 | @retval EFI_SUCCESS Successfully got volume Information.\r |
28a00297 | 100 | \r |
162ed594 | 101 | **/\r |
0c2b5da8 | 102 | EFI_STATUS\r |
103 | EFIAPI\r | |
104 | FvGetVolumeInfo (\r | |
105 | IN CONST EFI_FIRMWARE_VOLUME2_PROTOCOL *This,\r | |
106 | IN CONST EFI_GUID *InformationType,\r | |
107 | IN OUT UINTN *BufferSize,\r | |
108 | OUT VOID *Buffer\r | |
109 | )\r | |
0c2b5da8 | 110 | {\r |
111 | return EFI_UNSUPPORTED;\r | |
112 | }\r | |
113 | \r | |
114 | \r | |
162ed594 | 115 | \r |
116 | /**\r | |
117 | Set information of type InformationType for the requested firmware\r | |
118 | volume.\r | |
119 | \r | |
120 | @param This Pointer to EFI_FIRMWARE_VOLUME2_PROTOCOL. \r | |
121 | @param InformationType InformationType for requested. \r | |
122 | @param BufferSize On input, size of Buffer.On output, the amount of data \r | |
123 | returned in Buffer. \r | |
124 | @param Buffer A poniter to the data buffer to return. \r | |
125 | \r | |
126 | @retval EFI_SUCCESS Successfully set volume Information.\r | |
127 | \r | |
128 | **/\r | |
0c2b5da8 | 129 | EFI_STATUS\r |
130 | EFIAPI\r | |
131 | FvSetVolumeInfo (\r | |
132 | IN CONST EFI_FIRMWARE_VOLUME2_PROTOCOL *This,\r | |
133 | IN CONST EFI_GUID *InformationType,\r | |
134 | IN UINTN BufferSize,\r | |
135 | IN CONST VOID *Buffer\r | |
136 | )\r | |
0c2b5da8 | 137 | {\r |
138 | return EFI_UNSUPPORTED;\r | |
139 | }\r | |
140 | \r | |
141 | \r | |
162ed594 | 142 | \r |