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52302d4d LG |
1 | ## @file\r |
2 | # Generate PCD table for 'Patchable In Module' type PCD with given .map file.\r | |
f51461c8 | 3 | # The Patch PCD table like:\r |
f7496d71 | 4 | #\r |
f51461c8 | 5 | # PCD Name Offset in binary\r |
52302d4d LG |
6 | # ======== ================\r |
7 | #\r | |
e52aed0d | 8 | # Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<BR>\r |
2e351cbe | 9 | # SPDX-License-Identifier: BSD-2-Clause-Patent\r |
52302d4d | 10 | #\r |
f51461c8 LG |
11 | #\r |
12 | \r | |
13 | #====================================== External Libraries ========================================\r | |
1ccc4d89 | 14 | from __future__ import print_function\r |
f51461c8 | 15 | import optparse\r |
1be2ed90 | 16 | import Common.LongFilePathOs as os\r |
f51461c8 LG |
17 | import re\r |
18 | import array\r | |
19 | \r | |
20 | from Common.BuildToolError import *\r | |
21 | import Common.EdkLogger as EdkLogger\r | |
1eb72acd | 22 | from Common.Misc import PeImageClass, startPatternGeneral, addressPatternGeneral, valuePatternGcc, pcdPatternGcc, secReGeneral\r |
b36d134f | 23 | from Common.BuildVersion import gBUILD_VERSION\r |
1be2ed90 | 24 | from Common.LongFilePathSupport import OpenLongFilePath as open\r |
f51461c8 LG |
25 | \r |
26 | # Version and Copyright\r | |
27 | __version_number__ = ("0.10" + " " + gBUILD_VERSION)\r | |
28 | __version__ = "%prog Version " + __version_number__\r | |
0ed0372a | 29 | __copyright__ = "Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved."\r |
f51461c8 LG |
30 | \r |
31 | #====================================== Internal Libraries ========================================\r | |
32 | \r | |
33 | #============================================== Code ===============================================\r | |
7e7a8116 | 34 | symRe = re.compile('^([\da-fA-F]+):([\da-fA-F]+) +([\.\-:\\\\\w\?@\$<>]+) +([\da-fA-F]+)', re.UNICODE)\r |
f51461c8 LG |
35 | \r |
36 | def parsePcdInfoFromMapFile(mapfilepath, efifilepath):\r | |
f7496d71 | 37 | """ Parse map file to get binary patch pcd information\r |
f51461c8 | 38 | @param path Map file absolution path\r |
f7496d71 | 39 | \r |
f51461c8 LG |
40 | @return a list which element hold (PcdName, Offset, SectionName)\r |
41 | """\r | |
42 | lines = []\r | |
43 | try:\r | |
44 | f = open(mapfilepath, 'r')\r | |
45 | lines = f.readlines()\r | |
46 | f.close()\r | |
47 | except:\r | |
48 | return None\r | |
f7496d71 | 49 | \r |
f51461c8 | 50 | if len(lines) == 0: return None\r |
e4ac870f LG |
51 | firstline = lines[0].strip()\r |
52 | if (firstline.startswith("Archive member included ") and\r | |
53 | firstline.endswith(" file (symbol)")):\r | |
f51461c8 | 54 | return _parseForGCC(lines, efifilepath)\r |
14239ee0 YZ |
55 | if firstline.startswith("# Path:"):\r |
56 | return _parseForXcode(lines, efifilepath)\r | |
f51461c8 LG |
57 | return _parseGeneral(lines, efifilepath)\r |
58 | \r | |
14239ee0 | 59 | def _parseForXcode(lines, efifilepath):\r |
2a9aac46 | 60 | valuePattern = re.compile('^([\da-fA-FxX]+)([\s\S]*)([_]*_gPcd_BinaryPatch_([\w]+))')\r |
14239ee0 YZ |
61 | status = 0\r |
62 | pcds = []\r | |
e52aed0d | 63 | for line in lines:\r |
14239ee0 YZ |
64 | line = line.strip()\r |
65 | if status == 0 and line == "# Symbols:":\r | |
66 | status = 1\r | |
67 | continue\r | |
68 | if status == 1 and len(line) != 0:\r | |
69 | if '_gPcd_BinaryPatch_' in line:\r | |
2a9aac46 | 70 | m = valuePattern.match(line)\r |
4231a819 | 71 | if m is not None:\r |
14239ee0 YZ |
72 | pcds.append((m.groups(0)[3], int(m.groups(0)[0], 16)))\r |
73 | return pcds\r | |
74 | \r | |
f51461c8 LG |
75 | def _parseForGCC(lines, efifilepath):\r |
76 | """ Parse map file generated by GCC linker """\r | |
2a9aac46 | 77 | dataPattern = re.compile('^.data._gPcd_BinaryPatch_([\w_\d]+)$')\r |
f51461c8 LG |
78 | status = 0\r |
79 | imageBase = -1\r | |
80 | sections = []\r | |
81 | bpcds = []\r | |
3e7e8571 | 82 | for index, line in enumerate(lines):\r |
f51461c8 LG |
83 | line = line.strip()\r |
84 | # status machine transection\r | |
85 | if status == 0 and line == "Memory Configuration":\r | |
86 | status = 1\r | |
87 | continue\r | |
88 | elif status == 1 and line == 'Linker script and memory map':\r | |
89 | status = 2\r | |
90 | continue\r | |
91 | elif status ==2 and line == 'START GROUP':\r | |
92 | status = 3\r | |
93 | continue\r | |
94 | \r | |
e8a47801 | 95 | # status handler\r |
3e7e8571 | 96 | if status == 3:\r |
1eb72acd | 97 | m = valuePatternGcc.match(line)\r |
4231a819 | 98 | if m is not None:\r |
f51461c8 | 99 | sections.append(m.groups(0))\r |
3e7e8571 | 100 | if status == 3:\r |
2a9aac46 | 101 | m = dataPattern.match(line)\r |
4231a819 | 102 | if m is not None:\r |
3e7e8571 YZ |
103 | if lines[index + 1]:\r |
104 | PcdName = m.groups(0)[0]\r | |
1eb72acd | 105 | m = pcdPatternGcc.match(lines[index + 1].strip())\r |
4231a819 | 106 | if m is not None:\r |
ccaa7754 | 107 | bpcds.append((PcdName, int(m.groups(0)[0], 16), int(sections[-1][1], 16), sections[-1][0]))\r |
f7496d71 | 108 | \r |
e8a47801 LG |
109 | # get section information from efi file\r |
110 | efisecs = PeImageClass(efifilepath).SectionHeaderList\r | |
4231a819 | 111 | if efisecs is None or len(efisecs) == 0:\r |
e8a47801 LG |
112 | return None\r |
113 | #redirection\r | |
114 | redirection = 0\r | |
115 | for efisec in efisecs:\r | |
116 | for section in sections:\r | |
117 | if section[0].strip() == efisec[0].strip() and section[0].strip() == '.text':\r | |
118 | redirection = int(section[1], 16) - efisec[1]\r | |
119 | pcds = []\r | |
120 | for pcd in bpcds:\r | |
121 | for efisec in efisecs:\r | |
122 | if pcd[1] >= efisec[1] and pcd[1] < efisec[1]+efisec[3]:\r | |
123 | #assert efisec[0].strip() == pcd[3].strip() and efisec[1] + redirection == pcd[2], "There are some differences between map file and efi file"\r | |
124 | pcds.append([pcd[0], efisec[2] + pcd[1] - efisec[1] - redirection, efisec[0]])\r | |
f51461c8 | 125 | return pcds\r |
f7496d71 | 126 | \r |
f51461c8 | 127 | def _parseGeneral(lines, efifilepath):\r |
f7496d71 | 128 | """ For MSFT, ICC, EBC\r |
f51461c8 | 129 | @param lines line array for map file\r |
f7496d71 | 130 | \r |
f51461c8 | 131 | @return a list which element hold (PcdName, Offset, SectionName)\r |
47fea6af | 132 | """\r |
f51461c8 | 133 | status = 0 #0 - beginning of file; 1 - PE section definition; 2 - symbol table\r |
47fea6af | 134 | secs = [] # key = section name\r |
f51461c8 | 135 | bPcds = []\r |
2a9aac46 | 136 | symPattern = re.compile('^[_]+gPcd_BinaryPatch_([\w]+)')\r |
f51461c8 LG |
137 | \r |
138 | for line in lines:\r | |
139 | line = line.strip()\r | |
1eb72acd | 140 | if startPatternGeneral.match(line):\r |
f51461c8 LG |
141 | status = 1\r |
142 | continue\r | |
1eb72acd | 143 | if addressPatternGeneral.match(line):\r |
f51461c8 LG |
144 | status = 2\r |
145 | continue\r | |
2a9aac46 | 146 | if line.startswith("entry point at"):\r |
f51461c8 | 147 | status = 3\r |
47fea6af | 148 | continue\r |
f51461c8 | 149 | if status == 1 and len(line) != 0:\r |
78e75991 | 150 | m = secReGeneral.match(line)\r |
4231a819 | 151 | assert m is not None, "Fail to parse the section in map file , line is %s" % line\r |
f51461c8 LG |
152 | sec_no, sec_start, sec_length, sec_name, sec_class = m.groups(0)\r |
153 | secs.append([int(sec_no, 16), int(sec_start, 16), int(sec_length, 16), sec_name, sec_class])\r | |
154 | if status == 2 and len(line) != 0:\r | |
155 | m = symRe.match(line)\r | |
4231a819 | 156 | assert m is not None, "Fail to parse the symbol in map file, line is %s" % line\r |
f51461c8 | 157 | sec_no, sym_offset, sym_name, vir_addr = m.groups(0)\r |
47fea6af | 158 | sec_no = int(sec_no, 16)\r |
f51461c8 | 159 | sym_offset = int(sym_offset, 16)\r |
47fea6af | 160 | vir_addr = int(vir_addr, 16)\r |
2a9aac46 | 161 | m2 = symPattern.match(sym_name)\r |
4231a819 | 162 | if m2 is not None:\r |
f51461c8 LG |
163 | # fond a binary pcd entry in map file\r |
164 | for sec in secs:\r | |
165 | if sec[0] == sec_no and (sym_offset >= sec[1] and sym_offset < sec[1] + sec[2]):\r | |
166 | bPcds.append([m2.groups(0)[0], sec[3], sym_offset, vir_addr, sec_no])\r | |
167 | \r | |
168 | if len(bPcds) == 0: return None\r | |
169 | \r | |
170 | # get section information from efi file\r | |
171 | efisecs = PeImageClass(efifilepath).SectionHeaderList\r | |
4231a819 | 172 | if efisecs is None or len(efisecs) == 0:\r |
f51461c8 | 173 | return None\r |
f7496d71 | 174 | \r |
f51461c8 LG |
175 | pcds = []\r |
176 | for pcd in bPcds:\r | |
177 | index = 0\r | |
178 | for efisec in efisecs:\r | |
179 | index = index + 1\r | |
180 | if pcd[1].strip() == efisec[0].strip():\r | |
181 | pcds.append([pcd[0], efisec[2] + pcd[2], efisec[0]])\r | |
182 | elif pcd[4] == index:\r | |
183 | pcds.append([pcd[0], efisec[2] + pcd[2], efisec[0]])\r | |
184 | return pcds\r | |
f7496d71 | 185 | \r |
f51461c8 LG |
186 | def generatePcdTable(list, pcdpath):\r |
187 | try:\r | |
188 | f = open(pcdpath, 'w')\r | |
189 | except:\r | |
190 | pass\r | |
191 | \r | |
192 | f.write('PCD Name Offset Section Name\r\n')\r | |
f7496d71 | 193 | \r |
f51461c8 LG |
194 | for pcditem in list:\r |
195 | f.write('%-30s 0x%-08X %-6s\r\n' % (pcditem[0], pcditem[1], pcditem[2]))\r | |
196 | f.close()\r | |
197 | \r | |
f7496d71 | 198 | #print 'Success to generate Binary Patch PCD table at %s!' % pcdpath\r |
47fea6af | 199 | \r |
f51461c8 LG |
200 | if __name__ == '__main__':\r |
201 | UsageString = "%prog -m <MapFile> -e <EfiFile> -o <OutFile>"\r | |
202 | AdditionalNotes = "\nPCD table is generated in file name with .BinaryPcdTable.txt postfix"\r | |
203 | parser = optparse.OptionParser(description=__copyright__, version=__version__, usage=UsageString)\r | |
204 | parser.add_option('-m', '--mapfile', action='store', dest='mapfile',\r | |
205 | help='Absolute path of module map file.')\r | |
206 | parser.add_option('-e', '--efifile', action='store', dest='efifile',\r | |
207 | help='Absolute path of EFI binary file.')\r | |
208 | parser.add_option('-o', '--outputfile', action='store', dest='outfile',\r | |
209 | help='Absolute path of output file to store the got patchable PCD table.')\r | |
f7496d71 | 210 | \r |
f51461c8 LG |
211 | (options, args) = parser.parse_args()\r |
212 | \r | |
4231a819 | 213 | if options.mapfile is None or options.efifile is None:\r |
72443dd2 | 214 | print(parser.get_usage())\r |
f51461c8 | 215 | elif os.path.exists(options.mapfile) and os.path.exists(options.efifile):\r |
47fea6af | 216 | list = parsePcdInfoFromMapFile(options.mapfile, options.efifile)\r |
4231a819 CJ |
217 | if list is not None:\r |
218 | if options.outfile is not None:\r | |
f51461c8 LG |
219 | generatePcdTable(list, options.outfile)\r |
220 | else:\r | |
47fea6af | 221 | generatePcdTable(list, options.mapfile.replace('.map', '.BinaryPcdTable.txt'))\r |
f51461c8 | 222 | else:\r |
72443dd2 | 223 | print('Fail to generate Patch PCD Table based on map file and efi file')\r |
f51461c8 | 224 | else:\r |
72443dd2 | 225 | print('Fail to generate Patch PCD Table for fail to find map file or efi file!')\r |