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1 | /**@file\r | |
2 | \r | |
3 | Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>\r | |
4 | Portions copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>\r | |
5 | Portions copyright (c) 2011 - 2012, ARM Ltd. All rights reserved.<BR>\r | |
6 | \r | |
7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
8 | \r | |
9 | **/\r | |
10 | \r | |
11 | #include <PiDxe.h>\r | |
12 | #include <Library/PeCoffLib.h>\r | |
13 | \r | |
14 | #include <Library/BaseLib.h>\r | |
15 | #include <Library/DebugLib.h>\r | |
16 | #include <Library/BaseMemoryLib.h>\r | |
17 | #include <Library/PeCoffExtraActionLib.h>\r | |
18 | #include <Library/SemihostLib.h>\r | |
19 | #include <Library/PrintLib.h>\r | |
20 | \r | |
21 | /**\r | |
22 | Append string to debugger script file, create file if needed.\r | |
23 | \r | |
24 | This library can show up in multiple places so we need to append the file every time we write to it.\r | |
25 | For example Sec can use this to load the DXE core, and the DXE core would use this to load all the\r | |
26 | other modules. So we have two instances of the library in the system.\r | |
27 | \r | |
28 | @param Buffer Buffer to write to file.\r | |
29 | @param Length Length of Buffer in bytes.\r | |
30 | **/\r | |
31 | VOID\r | |
32 | WriteStringToFile (\r | |
33 | IN VOID *Buffer,\r | |
34 | IN UINT32 Length\r | |
35 | )\r | |
36 | {\r | |
37 | // Working around and issue with the code that is commented out. For now send it to the console.\r | |
38 | // You can copy the console into a file and source the file as a script and you get symbols.\r | |
39 | // This gets you all the symbols except for SEC. To get SEC symbols you need to copy the\r | |
40 | // debug print in the SEC into the debugger manually\r | |
41 | SemihostWriteString (Buffer);\r | |
42 | \r | |
43 | /*\r | |
44 | I'm currently having issues with this code crashing the debugger. Seems like it should work.\r | |
45 | \r | |
46 | UINT32 SemihostHandle;\r | |
47 | UINT32 SemihostMode = SEMIHOST_FILE_MODE_WRITE | SEMIHOST_FILE_MODE_BINARY | SEMIHOST_FILE_MODE_UPDATE;\r | |
48 | \r | |
49 | SemihostFileOpen ("c:\rvi_symbols.inc", SemihostMode, &SemihostHandle);\r | |
50 | SemihostFileWrite (SemihostHandle, &Length, Buffer);\r | |
51 | SemihostFileClose (SemihostHandle);\r | |
52 | */\r | |
53 | }\r | |
54 | \r | |
55 | /**\r | |
56 | If the build is done on cygwin the paths are cygpaths.\r | |
57 | /cygdrive/c/tmp.txt vs c:\tmp.txt so we need to convert\r | |
58 | them to work with RVD commands\r | |
59 | \r | |
60 | @param Name Path to convert if needed\r | |
61 | \r | |
62 | **/\r | |
63 | CHAR8 *\r | |
64 | DeCygwinPathIfNeeded (\r | |
65 | IN CHAR8 *Name\r | |
66 | )\r | |
67 | {\r | |
68 | CHAR8 *Ptr;\r | |
69 | UINTN Index;\r | |
70 | UINTN Len;\r | |
71 | \r | |
72 | Ptr = AsciiStrStr (Name, "/cygdrive/");\r | |
73 | if (Ptr == NULL) {\r | |
74 | return Name;\r | |
75 | }\r | |
76 | \r | |
77 | Len = AsciiStrLen (Ptr);\r | |
78 | \r | |
79 | // convert "/cygdrive" to spaces\r | |
80 | for (Index = 0; Index < 9; Index++) {\r | |
81 | Ptr[Index] = ' ';\r | |
82 | }\r | |
83 | \r | |
84 | // convert /c to c:\r | |
85 | Ptr[9] = Ptr[10];\r | |
86 | Ptr[10] = ':';\r | |
87 | \r | |
88 | // switch path separators\r | |
89 | for (Index = 11; Index < Len; Index++) {\r | |
90 | if (Ptr[Index] == '/') {\r | |
91 | Ptr[Index] = '\\';\r | |
92 | }\r | |
93 | }\r | |
94 | \r | |
95 | return Name;\r | |
96 | }\r | |
97 | \r | |
98 | /**\r | |
99 | Performs additional actions after a PE/COFF image has been loaded and relocated.\r | |
100 | \r | |
101 | If ImageContext is NULL, then ASSERT().\r | |
102 | \r | |
103 | @param ImageContext Pointer to the image context structure that describes the\r | |
104 | PE/COFF image that has already been loaded and relocated.\r | |
105 | \r | |
106 | **/\r | |
107 | VOID\r | |
108 | EFIAPI\r | |
109 | PeCoffLoaderRelocateImageExtraAction (\r | |
110 | IN OUT PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext\r | |
111 | )\r | |
112 | {\r | |
113 | CHAR8 Buffer[256];\r | |
114 | \r | |
115 | #if (__ARMCC_VERSION < 500000)\r | |
116 | AsciiSPrint (Buffer, sizeof (Buffer), "load /a /ni /np \"%a\" &0x%08x\n", ImageContext->PdbPointer, (UINTN)(ImageContext->ImageAddress + ImageContext->SizeOfHeaders));\r | |
117 | #else\r | |
118 | AsciiSPrint (Buffer, sizeof (Buffer), "add-symbol-file %a 0x%08x\n", ImageContext->PdbPointer, (UINTN)(ImageContext->ImageAddress + ImageContext->SizeOfHeaders));\r | |
119 | #endif\r | |
120 | DeCygwinPathIfNeeded (&Buffer[16]);\r | |
121 | \r | |
122 | WriteStringToFile (Buffer, AsciiStrSize (Buffer));\r | |
123 | }\r | |
124 | \r | |
125 | /**\r | |
126 | Performs additional actions just before a PE/COFF image is unloaded. Any resources\r | |
127 | that were allocated by PeCoffLoaderRelocateImageExtraAction() must be freed.\r | |
128 | \r | |
129 | If ImageContext is NULL, then ASSERT().\r | |
130 | \r | |
131 | @param ImageContext Pointer to the image context structure that describes the\r | |
132 | PE/COFF image that is being unloaded.\r | |
133 | \r | |
134 | **/\r | |
135 | VOID\r | |
136 | EFIAPI\r | |
137 | PeCoffLoaderUnloadImageExtraAction (\r | |
138 | IN OUT PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext\r | |
139 | )\r | |
140 | {\r | |
141 | CHAR8 Buffer[256];\r | |
142 | \r | |
143 | AsciiSPrint (Buffer, sizeof (Buffer), "unload symbols_only \"%a\"\n", ImageContext->PdbPointer);\r | |
144 | DeCygwinPathIfNeeded (Buffer);\r | |
145 | \r | |
146 | WriteStringToFile (Buffer, AsciiStrSize (Buffer));\r | |
147 | }\r |