[mirror_edk2.git] / BaseTools / Source / Python / GenPatchPcdTable / GenPatchPcdTable.py

## @file\r
# Generate PCD table for 'Patchable In Module' type PCD with given .map file.\r
#    The Patch PCD table like:\r
#\r
#    PCD Name    Offset in binary\r
#    ========    ================\r
#\r
# Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<BR>\r
# SPDX-License-Identifier: BSD-2-Clause-Patent\r
#\r
#\r
\r
#======================================  External Libraries ========================================\r
from __future__ import print_function\r
import optparse\r
import Common.LongFilePathOs as os\r
import re\r
import array\r
\r
from Common.BuildToolError import *\r
import Common.EdkLogger as EdkLogger\r
from Common.Misc import PeImageClass, startPatternGeneral, addressPatternGeneral, valuePatternGcc, pcdPatternGcc, secReGeneral\r
from Common.BuildVersion import gBUILD_VERSION\r
from Common.LongFilePathSupport import OpenLongFilePath as open\r
\r
# Version and Copyright\r
__version_number__ = ("0.10" + " " + gBUILD_VERSION)\r
__version__ = "%prog Version " + __version_number__\r
__copyright__ = "Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved."\r
\r
#======================================  Internal Libraries ========================================\r
\r
#============================================== Code ===============================================\r
symRe = re.compile('^([\da-fA-F]+):([\da-fA-F]+) +([\.\-:\\\\\w\?@\$<>]+) +([\da-fA-F]+)', re.UNICODE)\r
\r
def parsePcdInfoFromMapFile(mapfilepath, efifilepath):\r
    """ Parse map file to get binary patch pcd information\r
    @param path    Map file absolution path\r
\r
    @return a list which element hold (PcdName, Offset, SectionName)\r
    """\r
    lines = []\r
    try:\r
        f = open(mapfilepath, 'r')\r
        lines = f.readlines()\r
        f.close()\r
    except:\r
        return None\r
\r
    if len(lines) == 0: return None\r
    firstline = lines[0].strip()\r
    if re.match('^\s*Address\s*Size\s*Align\s*Out\s*In\s*Symbol\s*$', firstline):\r
        return _parseForXcodeAndClang9(lines, efifilepath)\r
    if (firstline.startswith("Archive member included ") and\r
        firstline.endswith(" file (symbol)")):\r
        return _parseForGCC(lines, efifilepath)\r
    if firstline.startswith("# Path:"):\r
        return _parseForXcodeAndClang9(lines, efifilepath)\r
    return _parseGeneral(lines, efifilepath)\r
\r
def _parseForXcodeAndClang9(lines, efifilepath):\r
    valuePattern = re.compile('^([\da-fA-FxX]+)([\s\S]*)([_]*_gPcd_BinaryPatch_([\w]+))')\r
    status = 0\r
    pcds = []\r
    for line in lines:\r
        line = line.strip()\r
        if status == 0 and (re.match('^\s*Address\s*Size\s*Align\s*Out\s*In\s*Symbol\s*$', line) \\r
            or line == "# Symbols:"):\r
            status = 1\r
            continue\r
        if status == 1 and len(line) != 0:\r
            if '_gPcd_BinaryPatch_' in line:\r
                m = valuePattern.match(line)\r
                if m is not None:\r
                    pcds.append((m.groups(0)[3], int(m.groups(0)[0], 16)))\r
    return pcds\r
\r
def _parseForGCC(lines, efifilepath):\r
    """ Parse map file generated by GCC linker """\r
    dataPattern = re.compile('^.data._gPcd_BinaryPatch_([\w_\d]+)$')\r
    status = 0\r
    imageBase = -1\r
    sections = []\r
    bpcds = []\r
    for index, line in enumerate(lines):\r
        line = line.strip()\r
        # status machine transection\r
        if status == 0 and line == "Memory Configuration":\r
            status = 1\r
            continue\r
        elif status == 1 and line == 'Linker script and memory map':\r
            status = 2\r
            continue\r
        elif status ==2 and line == 'START GROUP':\r
            status = 3\r
            continue\r
\r
        # status handler\r
        if status == 3:\r
            m = valuePatternGcc.match(line)\r
            if m is not None:\r
                sections.append(m.groups(0))\r
        if status == 3:\r
            m = dataPattern.match(line)\r
            if m is not None:\r
                if lines[index + 1]:\r
                    PcdName = m.groups(0)[0]\r
                    m = pcdPatternGcc.match(lines[index + 1].strip())\r
                    if m is not None:\r
                        bpcds.append((PcdName, int(m.groups(0)[0], 16), int(sections[-1][1], 16), sections[-1][0]))\r
\r
    # get section information from efi file\r
    efisecs = PeImageClass(efifilepath).SectionHeaderList\r
    if efisecs is None or len(efisecs) == 0:\r
        return None\r
    #redirection\r
    redirection = 0\r
    for efisec in efisecs:\r
        for section in sections:\r
            if section[0].strip() == efisec[0].strip() and section[0].strip() == '.text':\r
                redirection = int(section[1], 16) - efisec[1]\r
    pcds = []\r
    for pcd in bpcds:\r
        for efisec in efisecs:\r
            if pcd[1] >= efisec[1] and pcd[1] < efisec[1]+efisec[3]:\r
                #assert efisec[0].strip() == pcd[3].strip() and efisec[1] + redirection == pcd[2], "There are some differences between map file and efi file"\r
                pcds.append([pcd[0], efisec[2] + pcd[1] - efisec[1] - redirection, efisec[0]])\r
    return pcds\r
\r
def _parseGeneral(lines, efifilepath):\r
    """ For MSFT, ICC, EBC\r
    @param lines    line array for map file\r
\r
    @return a list which element hold (PcdName, Offset, SectionName)\r
    """\r
    status = 0    #0 - beginning of file; 1 - PE section definition; 2 - symbol table\r
    secs = []    # key = section name\r
    bPcds = []\r
    symPattern = re.compile('^[_]+gPcd_BinaryPatch_([\w]+)')\r
\r
    for line in lines:\r
        line = line.strip()\r
        if startPatternGeneral.match(line):\r
            status = 1\r
            continue\r
        if addressPatternGeneral.match(line):\r
            status = 2\r
            continue\r
        if line.startswith("entry point at"):\r
            status = 3\r
            continue\r
        if status == 1 and len(line) != 0:\r
            m = secReGeneral.match(line)\r
            assert m is not None, "Fail to parse the section in map file , line is %s" % line\r
            sec_no, sec_start, sec_length, sec_name, sec_class = m.groups(0)\r
            secs.append([int(sec_no, 16), int(sec_start, 16), int(sec_length, 16), sec_name, sec_class])\r
        if status == 2 and len(line) != 0:\r
            m = symRe.match(line)\r
            assert m is not None, "Fail to parse the symbol in map file, line is %s" % line\r
            sec_no, sym_offset, sym_name, vir_addr = m.groups(0)\r
            sec_no = int(sec_no, 16)\r
            sym_offset = int(sym_offset, 16)\r
            vir_addr = int(vir_addr, 16)\r
            m2 = symPattern.match(sym_name)\r
            if m2 is not None:\r
                # fond a binary pcd entry in map file\r
                for sec in secs:\r
                    if sec[0] == sec_no and (sym_offset >= sec[1] and sym_offset < sec[1] + sec[2]):\r
                        bPcds.append([m2.groups(0)[0], sec[3], sym_offset, vir_addr, sec_no])\r
\r
    if len(bPcds) == 0: return None\r
\r
    # get section information from efi file\r
    efisecs = PeImageClass(efifilepath).SectionHeaderList\r
    if efisecs is None or len(efisecs) == 0:\r
        return None\r
\r
    pcds = []\r
    for pcd in bPcds:\r
        index = 0\r
        for efisec in efisecs:\r
            index = index + 1\r
            if pcd[1].strip() == efisec[0].strip():\r
                pcds.append([pcd[0], efisec[2] + pcd[2], efisec[0]])\r
            elif pcd[4] == index:\r
                pcds.append([pcd[0], efisec[2] + pcd[2], efisec[0]])\r
    return pcds\r
\r
def generatePcdTable(list, pcdpath):\r
    try:\r
        f = open(pcdpath, 'w')\r
    except:\r
        pass\r
\r
    f.write('PCD Name                       Offset    Section Name\r\n')\r
\r
    for pcditem in list:\r
        f.write('%-30s 0x%-08X %-6s\r\n' % (pcditem[0], pcditem[1], pcditem[2]))\r
    f.close()\r
\r
    #print 'Success to generate Binary Patch PCD table at %s!' % pcdpath\r
\r
if __name__ == '__main__':\r
    UsageString = "%prog -m <MapFile> -e <EfiFile> -o <OutFile>"\r
    AdditionalNotes = "\nPCD table is generated in file name with .BinaryPcdTable.txt postfix"\r
    parser = optparse.OptionParser(description=__copyright__, version=__version__, usage=UsageString)\r
    parser.add_option('-m', '--mapfile', action='store', dest='mapfile',\r
                      help='Absolute path of module map file.')\r
    parser.add_option('-e', '--efifile', action='store', dest='efifile',\r
                      help='Absolute path of EFI binary file.')\r
    parser.add_option('-o', '--outputfile', action='store', dest='outfile',\r
                      help='Absolute path of output file to store the got patchable PCD table.')\r
\r
    (options, args) = parser.parse_args()\r
\r
    if options.mapfile is None or options.efifile is None:\r
        print(parser.get_usage())\r
    elif os.path.exists(options.mapfile) and os.path.exists(options.efifile):\r
        list = parsePcdInfoFromMapFile(options.mapfile, options.efifile)\r
        if list is not None:\r
            if options.outfile is not None:\r
                generatePcdTable(list, options.outfile)\r
            else:\r
                generatePcdTable(list, options.mapfile.replace('.map', '.BinaryPcdTable.txt'))\r
        else:\r
            print('Fail to generate Patch PCD Table based on map file and efi file')\r
    else:\r
        print('Fail to generate Patch PCD Table for fail to find map file or efi file!')\r
Commit	Line	Data
	1	## @file\r
	2	# Generate PCD table for 'Patchable In Module' type PCD with given .map file.\r
	3	# The Patch PCD table like:\r
	4	#\r
	5	# PCD Name Offset in binary\r
	6	# ======== ================\r
	7	#\r
	8	# Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<BR>\r
	9	# SPDX-License-Identifier: BSD-2-Clause-Patent\r
	10	#\r
	11	#\r
	12	\r
	13	#====================================== External Libraries ========================================\r
	14	from __future__ import print_function\r
	15	import optparse\r
	16	import Common.LongFilePathOs as os\r
	17	import re\r
	18	import array\r
	19	\r
	20	from Common.BuildToolError import *\r
	21	import Common.EdkLogger as EdkLogger\r
	22	from Common.Misc import PeImageClass, startPatternGeneral, addressPatternGeneral, valuePatternGcc, pcdPatternGcc, secReGeneral\r
	23	from Common.BuildVersion import gBUILD_VERSION\r
	24	from Common.LongFilePathSupport import OpenLongFilePath as open\r
	25	\r
	26	# Version and Copyright\r
	27	__version_number__ = ("0.10" + " " + gBUILD_VERSION)\r
	28	__version__ = "%prog Version " + __version_number__\r
	29	__copyright__ = "Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved."\r
	30	\r
	31	#====================================== Internal Libraries ========================================\r
	32	\r
	33	#============================================== Code ===============================================\r
	34	symRe = re.compile('^([\da-fA-F]+):([\da-fA-F]+) +([\.\-:\\\\\w\?@\$<>]+) +([\da-fA-F]+)', re.UNICODE)\r
	35	\r
	36	def parsePcdInfoFromMapFile(mapfilepath, efifilepath):\r
	37	""" Parse map file to get binary patch pcd information\r
	38	@param path Map file absolution path\r
	39	\r
	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
	49	\r
	50	if len(lines) == 0: return None\r
	51	firstline = lines[0].strip()\r
	52	if re.match('^\sAddress\sSize\sAlign\sOut\sIn\sSymbol\s*$', firstline):\r
	53	return _parseForXcodeAndClang9(lines, efifilepath)\r
	54	if (firstline.startswith("Archive member included ") and\r
	55	firstline.endswith(" file (symbol)")):\r
	56	return _parseForGCC(lines, efifilepath)\r
	57	if firstline.startswith("# Path:"):\r
	58	return _parseForXcodeAndClang9(lines, efifilepath)\r
	59	return _parseGeneral(lines, efifilepath)\r
	60	\r
	61	def _parseForXcodeAndClang9(lines, efifilepath):\r
	62	valuePattern = re.compile('^([\da-fA-FxX]+)([\s\S])([_]_gPcd_BinaryPatch_([\w]+))')\r
	63	status = 0\r
	64	pcds = []\r
	65	for line in lines:\r
	66	line = line.strip()\r
	67	if status == 0 and (re.match('^\sAddress\sSize\sAlign\sOut\sIn\sSymbol\s*$', line) \\r
	68	or line == "# Symbols:"):\r
	69	status = 1\r
	70	continue\r
	71	if status == 1 and len(line) != 0:\r
	72	if '_gPcd_BinaryPatch_' in line:\r
	73	m = valuePattern.match(line)\r
	74	if m is not None:\r
	75	pcds.append((m.groups(0)[3], int(m.groups(0)[0], 16)))\r
	76	return pcds\r
	77	\r
	78	def _parseForGCC(lines, efifilepath):\r
	79	""" Parse map file generated by GCC linker """\r
	80	dataPattern = re.compile('^.data._gPcd_BinaryPatch_([\w_\d]+)$')\r
	81	status = 0\r
	82	imageBase = -1\r
	83	sections = []\r
	84	bpcds = []\r
	85	for index, line in enumerate(lines):\r
	86	line = line.strip()\r
	87	# status machine transection\r
	88	if status == 0 and line == "Memory Configuration":\r
	89	status = 1\r
	90	continue\r
	91	elif status == 1 and line == 'Linker script and memory map':\r
	92	status = 2\r
	93	continue\r
	94	elif status ==2 and line == 'START GROUP':\r
	95	status = 3\r
	96	continue\r
	97	\r
	98	# status handler\r
	99	if status == 3:\r
	100	m = valuePatternGcc.match(line)\r
	101	if m is not None:\r
	102	sections.append(m.groups(0))\r
	103	if status == 3:\r
	104	m = dataPattern.match(line)\r
	105	if m is not None:\r
	106	if lines[index + 1]:\r
	107	PcdName = m.groups(0)[0]\r
	108	m = pcdPatternGcc.match(lines[index + 1].strip())\r
	109	if m is not None:\r
	110	bpcds.append((PcdName, int(m.groups(0)[0], 16), int(sections[-1][1], 16), sections[-1][0]))\r
	111	\r
	112	# get section information from efi file\r
	113	efisecs = PeImageClass(efifilepath).SectionHeaderList\r
	114	if efisecs is None or len(efisecs) == 0:\r
	115	return None\r
	116	#redirection\r
	117	redirection = 0\r
	118	for efisec in efisecs:\r
	119	for section in sections:\r
	120	if section[0].strip() == efisec[0].strip() and section[0].strip() == '.text':\r
	121	redirection = int(section[1], 16) - efisec[1]\r
	122	pcds = []\r
	123	for pcd in bpcds:\r
	124	for efisec in efisecs:\r
	125	if pcd[1] >= efisec[1] and pcd[1] < efisec[1]+efisec[3]:\r
	126	#assert efisec[0].strip() == pcd[3].strip() and efisec[1] + redirection == pcd[2], "There are some differences between map file and efi file"\r
	127	pcds.append([pcd[0], efisec[2] + pcd[1] - efisec[1] - redirection, efisec[0]])\r
	128	return pcds\r
	129	\r
	130	def _parseGeneral(lines, efifilepath):\r
	131	""" For MSFT, ICC, EBC\r
	132	@param lines line array for map file\r
	133	\r
	134	@return a list which element hold (PcdName, Offset, SectionName)\r
	135	"""\r
	136	status = 0 #0 - beginning of file; 1 - PE section definition; 2 - symbol table\r
	137	secs = [] # key = section name\r
	138	bPcds = []\r
	139	symPattern = re.compile('^[_]+gPcd_BinaryPatch_([\w]+)')\r
	140	\r
	141	for line in lines:\r
	142	line = line.strip()\r
	143	if startPatternGeneral.match(line):\r
	144	status = 1\r
	145	continue\r
	146	if addressPatternGeneral.match(line):\r
	147	status = 2\r
	148	continue\r
	149	if line.startswith("entry point at"):\r
	150	status = 3\r
	151	continue\r
	152	if status == 1 and len(line) != 0:\r
	153	m = secReGeneral.match(line)\r
	154	assert m is not None, "Fail to parse the section in map file , line is %s" % line\r
	155	sec_no, sec_start, sec_length, sec_name, sec_class = m.groups(0)\r
	156	secs.append([int(sec_no, 16), int(sec_start, 16), int(sec_length, 16), sec_name, sec_class])\r
	157	if status == 2 and len(line) != 0:\r
	158	m = symRe.match(line)\r
	159	assert m is not None, "Fail to parse the symbol in map file, line is %s" % line\r
	160	sec_no, sym_offset, sym_name, vir_addr = m.groups(0)\r
	161	sec_no = int(sec_no, 16)\r
	162	sym_offset = int(sym_offset, 16)\r
	163	vir_addr = int(vir_addr, 16)\r
	164	m2 = symPattern.match(sym_name)\r
	165	if m2 is not None:\r
	166	# fond a binary pcd entry in map file\r
	167	for sec in secs:\r
	168	if sec[0] == sec_no and (sym_offset >= sec[1] and sym_offset < sec[1] + sec[2]):\r
	169	bPcds.append([m2.groups(0)[0], sec[3], sym_offset, vir_addr, sec_no])\r
	170	\r
	171	if len(bPcds) == 0: return None\r
	172	\r
	173	# get section information from efi file\r
	174	efisecs = PeImageClass(efifilepath).SectionHeaderList\r
	175	if efisecs is None or len(efisecs) == 0:\r
	176	return None\r
	177	\r
	178	pcds = []\r
	179	for pcd in bPcds:\r
	180	index = 0\r
	181	for efisec in efisecs:\r
	182	index = index + 1\r
	183	if pcd[1].strip() == efisec[0].strip():\r
	184	pcds.append([pcd[0], efisec[2] + pcd[2], efisec[0]])\r
	185	elif pcd[4] == index:\r
	186	pcds.append([pcd[0], efisec[2] + pcd[2], efisec[0]])\r
	187	return pcds\r
	188	\r
	189	def generatePcdTable(list, pcdpath):\r
	190	try:\r
	191	f = open(pcdpath, 'w')\r
	192	except:\r
	193	pass\r
	194	\r
	195	f.write('PCD Name Offset Section Name\r\n')\r
	196	\r
	197	for pcditem in list:\r
	198	f.write('%-30s 0x%-08X %-6s\r\n' % (pcditem[0], pcditem[1], pcditem[2]))\r
	199	f.close()\r
	200	\r
	201	#print 'Success to generate Binary Patch PCD table at %s!' % pcdpath\r
	202	\r
	203	if __name__ == '__main__':\r
	204	UsageString = "%prog -m <MapFile> -e <EfiFile> -o <OutFile>"\r
	205	AdditionalNotes = "\nPCD table is generated in file name with .BinaryPcdTable.txt postfix"\r
	206	parser = optparse.OptionParser(description=__copyright__, version=__version__, usage=UsageString)\r
	207	parser.add_option('-m', '--mapfile', action='store', dest='mapfile',\r
	208	help='Absolute path of module map file.')\r
	209	parser.add_option('-e', '--efifile', action='store', dest='efifile',\r
	210	help='Absolute path of EFI binary file.')\r
	211	parser.add_option('-o', '--outputfile', action='store', dest='outfile',\r
	212	help='Absolute path of output file to store the got patchable PCD table.')\r
	213	\r
	214	(options, args) = parser.parse_args()\r
	215	\r
	216	if options.mapfile is None or options.efifile is None:\r
	217	print(parser.get_usage())\r
	218	elif os.path.exists(options.mapfile) and os.path.exists(options.efifile):\r
	219	list = parsePcdInfoFromMapFile(options.mapfile, options.efifile)\r
	220	if list is not None:\r
	221	if options.outfile is not None:\r
	222	generatePcdTable(list, options.outfile)\r
	223	else:\r
	224	generatePcdTable(list, options.mapfile.replace('.map', '.BinaryPcdTable.txt'))\r
	225	else:\r
	226	print('Fail to generate Patch PCD Table based on map file and efi file')\r
	227	else:\r
	228	print('Fail to generate Patch PCD Table for fail to find map file or efi file!')\r