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61069836 | 1 | /** @file\r |
2 | OVMF platform customization for EMU Variable FVB driver\r | |
3 | \r | |
9529d0ff | 4 | Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>\r |
56d7640a | 5 | This program and the accompanying materials\r |
61069836 | 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 | |
15 | #include "PiDxe.h"\r | |
16 | #include <Library/DebugLib.h>\r | |
17 | #include <Library/PcdLib.h>\r | |
18 | #include <Library/PlatformFvbLib.h>\r | |
19 | #include <Library/UefiBootServicesTableLib.h>\r | |
20 | #include <Library/UefiRuntimeLib.h>\r | |
21 | \r | |
22 | \r | |
23 | /**\r | |
24 | This function will be called following a call to the\r | |
3a4ddfc5 | 25 | EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Read function.\r |
61069836 | 26 | \r |
3a4ddfc5 | 27 | @param[in] This The EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL instance.\r |
28 | @param[in] Lba The starting logical block index\r | |
29 | from which to read.\r | |
30 | @param[in] Offset Offset into the block at which to begin reading.\r | |
31 | @param[in] NumBytes The number of bytes read.\r | |
32 | @param[in] Buffer Pointer to the buffer that was read, and will be\r | |
33 | returned to the caller.\r | |
34 | \r | |
35 | **/\r | |
36 | VOID\r | |
37 | EFIAPI\r | |
38 | PlatformFvbDataRead (\r | |
39 | IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,\r | |
40 | IN EFI_LBA Lba,\r | |
41 | IN UINTN Offset,\r | |
42 | IN UINTN NumBytes,\r | |
43 | IN UINT8 *Buffer\r | |
44 | )\r | |
45 | {\r | |
46 | }\r | |
47 | \r | |
48 | \r | |
49 | /**\r | |
50 | This function will be called following a call to the\r | |
51 | EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Write function.\r | |
52 | \r | |
53 | @param[in] This EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL instance.\r | |
61069836 | 54 | @param[in] Lba The starting logical block index to written to.\r |
9529d0ff | 55 | @param[in] Offset Offset into the block at which to begin writing.\r |
56 | @param[in] NumBytes The number of bytes written.\r | |
57 | @param[in] Buffer Pointer to the buffer that was written.\r | |
61069836 | 58 | \r |
59 | **/\r | |
60 | VOID\r | |
61 | EFIAPI\r | |
62 | PlatformFvbDataWritten (\r | |
949b0f3b | 63 | IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,\r |
9529d0ff | 64 | IN EFI_LBA Lba,\r |
65 | IN UINTN Offset,\r | |
66 | IN UINTN NumBytes,\r | |
67 | IN UINT8 *Buffer\r | |
61069836 | 68 | )\r |
69 | {\r | |
70 | STATIC EFI_EVENT EventToSignal = NULL;\r | |
71 | \r | |
72 | if (!EfiAtRuntime ()) {\r | |
73 | if (EventToSignal == NULL) {\r | |
74 | EventToSignal = (EFI_EVENT)(UINTN) PcdGet64 (PcdEmuVariableEvent);\r | |
75 | }\r | |
76 | if (EventToSignal != NULL) {\r | |
77 | gBS->SignalEvent (EventToSignal);\r | |
78 | }\r | |
79 | }\r | |
80 | }\r | |
81 | \r | |
82 | \r | |
3a4ddfc5 | 83 | /**\r |
84 | This function will be called following a call to the\r | |
85 | EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Erase function.\r | |
86 | \r | |
87 | @param This Indicates the EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL\r | |
88 | instance.\r | |
89 | @param List The variable argument list as documented for\r | |
90 | the EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Erase\r | |
91 | function.\r | |
92 | \r | |
93 | **/\r | |
94 | VOID\r | |
95 | EFIAPI\r | |
96 | PlatformFvbBlocksErased (\r | |
97 | IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,\r | |
98 | IN VA_LIST List\r | |
99 | )\r | |
100 | {\r | |
101 | }\r | |
102 | \r | |
103 | \r |