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1 | /** @file\r |
2 | Support routines for memory profile for Dxe phase drivers.\r | |
3 | \r | |
4 | Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials \r | |
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 | \r | |
16 | #include <Uefi.h>\r | |
17 | \r | |
18 | \r | |
19 | #include <Library/UefiBootServicesTableLib.h>\r | |
20 | #include <Library/DebugLib.h>\r | |
21 | \r | |
22 | #include <Guid/MemoryProfile.h>\r | |
23 | \r | |
24 | EDKII_MEMORY_PROFILE_PROTOCOL *mLibProfileProtocol;\r | |
25 | \r | |
26 | /**\r | |
27 | The constructor function initializes memory profile for DXE phase.\r | |
28 | \r | |
29 | @param ImageHandle The firmware allocated handle for the EFI image.\r | |
30 | @param SystemTable A pointer to the EFI System Table.\r | |
31 | \r | |
32 | @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.\r | |
33 | \r | |
34 | **/\r | |
35 | EFI_STATUS\r | |
36 | EFIAPI\r | |
37 | MemoryProfileLibConstructor (\r | |
38 | IN EFI_HANDLE ImageHandle,\r | |
39 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
40 | )\r | |
41 | {\r | |
42 | EFI_STATUS Status;\r | |
43 | \r | |
44 | Status = gBS->LocateProtocol (\r | |
45 | &gEdkiiMemoryProfileGuid,\r | |
46 | NULL,\r | |
47 | (VOID **) &mLibProfileProtocol\r | |
48 | );\r | |
49 | if (EFI_ERROR (Status)) {\r | |
50 | mLibProfileProtocol = NULL;\r | |
51 | }\r | |
52 | \r | |
53 | return EFI_SUCCESS;\r | |
54 | }\r | |
55 | \r | |
56 | /**\r | |
57 | Record memory profile of multilevel caller.\r | |
58 | \r | |
59 | @param[in] CallerAddress Address of caller.\r | |
60 | @param[in] Action Memory profile action.\r | |
61 | @param[in] MemoryType Memory type.\r | |
62 | EfiMaxMemoryType means the MemoryType is unknown.\r | |
63 | @param[in] Buffer Buffer address.\r | |
64 | @param[in] Size Buffer size.\r | |
65 | @param[in] ActionString String for memory profile action.\r | |
66 | Only needed for user defined allocate action.\r | |
67 | \r | |
68 | @return EFI_SUCCESS Memory profile is updated.\r | |
69 | @return EFI_UNSUPPORTED Memory profile is unsupported,\r | |
70 | or memory profile for the image is not required,\r | |
71 | or memory profile for the memory type is not required.\r | |
72 | @return EFI_ACCESS_DENIED It is during memory profile data getting.\r | |
73 | @return EFI_ABORTED Memory profile recording is not enabled.\r | |
74 | @return EFI_OUT_OF_RESOURCES No enough resource to update memory profile for allocate action.\r | |
75 | @return EFI_NOT_FOUND No matched allocate info found for free action.\r | |
76 | \r | |
77 | **/\r | |
78 | EFI_STATUS\r | |
79 | EFIAPI\r | |
80 | MemoryProfileLibRecord (\r | |
81 | IN PHYSICAL_ADDRESS CallerAddress,\r | |
82 | IN MEMORY_PROFILE_ACTION Action,\r | |
83 | IN EFI_MEMORY_TYPE MemoryType,\r | |
84 | IN VOID *Buffer,\r | |
85 | IN UINTN Size,\r | |
86 | IN CHAR8 *ActionString OPTIONAL\r | |
87 | )\r | |
88 | {\r | |
89 | if (mLibProfileProtocol == NULL) {\r | |
90 | return EFI_UNSUPPORTED;\r | |
91 | }\r | |
92 | return mLibProfileProtocol->Record (\r | |
93 | mLibProfileProtocol,\r | |
94 | CallerAddress,\r | |
95 | Action,\r | |
96 | MemoryType,\r | |
97 | Buffer,\r | |
98 | Size,\r | |
99 | ActionString\r | |
100 | );\r | |
101 | }\r | |
102 | \r |