[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 - 2014, Intel Corporation. All rights reserved.<BR>\r
# This program and the accompanying materials\r
# are licensed and made available under the terms and conditions of the BSD License\r
# which accompanies this distribution.  The full text of the license may be found at\r
# http://opensource.org/licenses/bsd-license.php\r
#\r
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
#\r
#\r
\r
#======================================  External Libraries ========================================\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\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 - 2010, Intel Corporation. All rights reserved."\r
\r
#======================================  Internal Libraries ========================================\r
\r
#============================================== Code ===============================================\r
secRe = re.compile('^([\da-fA-F]+):([\da-fA-F]+) +([\da-fA-F]+)[Hh]? +([.\w\$]+) +(\w+)', re.UNICODE)\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 (firstline.startswith("Archive member included ") and\r
        firstline.endswith(" file (symbol)")):\r
        return _parseForGCC(lines, efifilepath)\r
    return _parseGeneral(lines, efifilepath)\r
\r
def _parseForGCC(lines, efifilepath):\r
    """ Parse map file generated by GCC linker """\r
    status = 0\r
    imageBase = -1\r
    sections = []\r
    bpcds = []\r
    for line in 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 == 2:\r
            m = re.match('^([\w_\.]+) +([\da-fA-Fx]+) +([\da-fA-Fx]+)$', line)\r
            if m != None:\r
                sections.append(m.groups(0))\r
        if status == 2:\r
            m = re.match("^([\da-fA-Fx]+) +[_]+gPcd_BinaryPatch_([\w_\d]+)$", line)\r
            if m != None:\r
                bpcds.append((m.groups(0)[1], 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 == 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
\r
\r
    for line in lines:\r
        line = line.strip()\r
        if re.match("^Start[' ']+Length[' ']+Name[' ']+Class", line):\r
            status = 1\r
            continue\r
        if re.match("^Address[' ']+Publics by Value[' ']+Rva\+Base", line):\r
            status = 2\r
            continue\r
        if re.match("^entry point at", line):\r
            status = 3\r
            continue\r
        if status == 1 and len(line) != 0:\r
            m = secRe.match(line)\r
            assert m != 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 != 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 = re.match('^[_]+gPcd_BinaryPatch_([\w]+)', sym_name)\r
            if m2 != 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 == 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 == None or options.efifile == 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 != None:\r
            if options.outfile != 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
52302d4d LG	1	## @file\r
52302d4d LG	2	# Generate PCD table for 'Patchable In Module' type PCD with given .map file.\r
f51461c8 LG	3	# The Patch PCD table like:\r
	4	# \r
	5	# PCD Name Offset in binary\r
52302d4d LG	6	# ======== ================\r
52302d4d LG	7	#\r
1be2ed90	8	# Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved.<BR>\r
40d841f6	9	# This program and the accompanying materials\r
52302d4d LG	10	# are licensed and made available under the terms and conditions of the BSD License\r
	11	# which accompanies this distribution. The full text of the license may be found at\r
	12	# http://opensource.org/licenses/bsd-license.php\r
	13	#\r
	14	# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	15	# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	16	#\r
f51461c8 LG	17	#\r
	18	\r
	19	#====================================== External Libraries ========================================\r
	20	import optparse\r
1be2ed90	21	import Common.LongFilePathOs as os\r
f51461c8 LG	22	import re\r
	23	import array\r
	24	\r
	25	from Common.BuildToolError import *\r
	26	import Common.EdkLogger as EdkLogger\r
52302d4d	27	from Common.Misc import PeImageClass\r
b36d134f	28	from Common.BuildVersion import gBUILD_VERSION\r
1be2ed90	29	from Common.LongFilePathSupport import OpenLongFilePath as open\r
f51461c8 LG	30	\r
	31	# Version and Copyright\r
	32	__version_number__ = ("0.10" + " " + gBUILD_VERSION)\r
	33	__version__ = "%prog Version " + __version_number__\r
	34	__copyright__ = "Copyright (c) 2008 - 2010, Intel Corporation. All rights reserved."\r
	35	\r
	36	#====================================== Internal Libraries ========================================\r
	37	\r
	38	#============================================== Code ===============================================\r
	39	secRe = re.compile('^([\da-fA-F]+):([\da-fA-F]+) +([\da-fA-F]+)[Hh]? +([.\w\$]+) +(\w+)', re.UNICODE)\r
8b54f22f	40	symRe = re.compile('^([\da-fA-F]+):([\da-fA-F]+) +([\.\-:\\\\\w\?@\$]+) +([\da-fA-F]+)', re.UNICODE)\r
f51461c8 LG	41	\r
	42	def parsePcdInfoFromMapFile(mapfilepath, efifilepath):\r
	43	""" Parse map file to get binary patch pcd information \r
	44	@param path Map file absolution path\r
	45	\r
	46	@return a list which element hold (PcdName, Offset, SectionName)\r
	47	"""\r
	48	lines = []\r
	49	try:\r
	50	f = open(mapfilepath, 'r')\r
	51	lines = f.readlines()\r
	52	f.close()\r
	53	except:\r
	54	return None\r
	55	\r
	56	if len(lines) == 0: return None\r
e4ac870f LG	57	firstline = lines[0].strip()\r
	58	if (firstline.startswith("Archive member included ") and\r
	59	firstline.endswith(" file (symbol)")):\r
f51461c8 LG	60	return _parseForGCC(lines, efifilepath)\r
	61	return _parseGeneral(lines, efifilepath)\r
	62	\r
	63	def _parseForGCC(lines, efifilepath):\r
	64	""" Parse map file generated by GCC linker """\r
	65	status = 0\r
	66	imageBase = -1\r
	67	sections = []\r
	68	bpcds = []\r
	69	for line in lines:\r
	70	line = line.strip()\r
	71	# status machine transection\r
	72	if status == 0 and line == "Memory Configuration":\r
	73	status = 1\r
	74	continue\r
	75	elif status == 1 and line == 'Linker script and memory map':\r
	76	status = 2\r
	77	continue\r
	78	elif status ==2 and line == 'START GROUP':\r
	79	status = 3\r
	80	continue\r
	81	\r
e8a47801	82	# status handler\r
f51461c8 LG	83	if status == 2:\r
	84	m = re.match('^([\w_\.]+) +([\da-fA-Fx]+) +([\da-fA-Fx]+)$', line)\r
	85	if m != None:\r
	86	sections.append(m.groups(0))\r
	87	if status == 2:\r
	88	m = re.match("^([\da-fA-Fx]+) +[_]+gPcd_BinaryPatch_([\w_\d]+)$", line)\r
	89	if m != None:\r
	90	bpcds.append((m.groups(0)[1], int(m.groups(0)[0], 16) , int(sections[-1][1], 16), sections[-1][0]))\r
e8a47801 LG	91	\r
	92	# get section information from efi file\r
	93	efisecs = PeImageClass(efifilepath).SectionHeaderList\r
	94	if efisecs == None or len(efisecs) == 0:\r
	95	return None\r
	96	#redirection\r
	97	redirection = 0\r
	98	for efisec in efisecs:\r
	99	for section in sections:\r
	100	if section[0].strip() == efisec[0].strip() and section[0].strip() == '.text':\r
	101	redirection = int(section[1], 16) - efisec[1]\r
	102	pcds = []\r
	103	for pcd in bpcds:\r
	104	for efisec in efisecs:\r
	105	if pcd[1] >= efisec[1] and pcd[1] < efisec[1]+efisec[3]:\r
	106	#assert efisec[0].strip() == pcd[3].strip() and efisec[1] + redirection == pcd[2], "There are some differences between map file and efi file"\r
	107	pcds.append([pcd[0], efisec[2] + pcd[1] - efisec[1] - redirection, efisec[0]])\r
f51461c8 LG	108	return pcds\r
	109	\r
	110	def _parseGeneral(lines, efifilepath):\r
	111	""" For MSFT, ICC, EBC \r
	112	@param lines line array for map file\r
	113	\r
	114	@return a list which element hold (PcdName, Offset, SectionName)\r
47fea6af	115	"""\r
f51461c8	116	status = 0 #0 - beginning of file; 1 - PE section definition; 2 - symbol table\r
47fea6af	117	secs = [] # key = section name\r
f51461c8	118	bPcds = []\r
47fea6af	119	\r
f51461c8 LG	120	\r
	121	for line in lines:\r
	122	line = line.strip()\r
	123	if re.match("^Start[' ']+Length[' ']+Name[' ']+Class", line):\r
	124	status = 1\r
	125	continue\r
	126	if re.match("^Address[' ']+Publics by Value[' ']+Rva\+Base", line):\r
	127	status = 2\r
	128	continue\r
	129	if re.match("^entry point at", line):\r
	130	status = 3\r
47fea6af	131	continue\r
f51461c8	132	if status == 1 and len(line) != 0:\r
47fea6af	133	m = secRe.match(line)\r
f51461c8 LG	134	assert m != None, "Fail to parse the section in map file , line is %s" % line\r
	135	sec_no, sec_start, sec_length, sec_name, sec_class = m.groups(0)\r
	136	secs.append([int(sec_no, 16), int(sec_start, 16), int(sec_length, 16), sec_name, sec_class])\r
	137	if status == 2 and len(line) != 0:\r
	138	m = symRe.match(line)\r
	139	assert m != None, "Fail to parse the symbol in map file, line is %s" % line\r
	140	sec_no, sym_offset, sym_name, vir_addr = m.groups(0)\r
47fea6af	141	sec_no = int(sec_no, 16)\r
f51461c8	142	sym_offset = int(sym_offset, 16)\r
47fea6af	143	vir_addr = int(vir_addr, 16)\r
f51461c8 LG	144	m2 = re.match('^[_]+gPcd_BinaryPatch_([\w]+)', sym_name)\r
	145	if m2 != None:\r
	146	# fond a binary pcd entry in map file\r
	147	for sec in secs:\r
	148	if sec[0] == sec_no and (sym_offset >= sec[1] and sym_offset < sec[1] + sec[2]):\r
	149	bPcds.append([m2.groups(0)[0], sec[3], sym_offset, vir_addr, sec_no])\r
	150	\r
	151	if len(bPcds) == 0: return None\r
	152	\r
	153	# get section information from efi file\r
	154	efisecs = PeImageClass(efifilepath).SectionHeaderList\r
	155	if efisecs == None or len(efisecs) == 0:\r
	156	return None\r
	157	\r
	158	pcds = []\r
	159	for pcd in bPcds:\r
	160	index = 0\r
	161	for efisec in efisecs:\r
	162	index = index + 1\r
	163	if pcd[1].strip() == efisec[0].strip():\r
	164	pcds.append([pcd[0], efisec[2] + pcd[2], efisec[0]])\r
	165	elif pcd[4] == index:\r
	166	pcds.append([pcd[0], efisec[2] + pcd[2], efisec[0]])\r
	167	return pcds\r
	168	\r
	169	def generatePcdTable(list, pcdpath):\r
	170	try:\r
	171	f = open(pcdpath, 'w')\r
	172	except:\r
	173	pass\r
	174	\r
	175	f.write('PCD Name Offset Section Name\r\n')\r
	176	\r
	177	for pcditem in list:\r
	178	f.write('%-30s 0x%-08X %-6s\r\n' % (pcditem[0], pcditem[1], pcditem[2]))\r
	179	f.close()\r
	180	\r
	181	#print 'Success to generate Binary Patch PCD table at %s!' % pcdpath \r
47fea6af	182	\r
f51461c8 LG	183	if __name__ == '__main__':\r
	184	UsageString = "%prog -m <MapFile> -e <EfiFile> -o <OutFile>"\r
	185	AdditionalNotes = "\nPCD table is generated in file name with .BinaryPcdTable.txt postfix"\r
	186	parser = optparse.OptionParser(description=__copyright__, version=__version__, usage=UsageString)\r
	187	parser.add_option('-m', '--mapfile', action='store', dest='mapfile',\r
	188	help='Absolute path of module map file.')\r
	189	parser.add_option('-e', '--efifile', action='store', dest='efifile',\r
	190	help='Absolute path of EFI binary file.')\r
	191	parser.add_option('-o', '--outputfile', action='store', dest='outfile',\r
	192	help='Absolute path of output file to store the got patchable PCD table.')\r
	193	\r
	194	(options, args) = parser.parse_args()\r
	195	\r
	196	if options.mapfile == None or options.efifile == None:\r
	197	print parser.get_usage()\r
	198	elif os.path.exists(options.mapfile) and os.path.exists(options.efifile):\r
47fea6af	199	list = parsePcdInfoFromMapFile(options.mapfile, options.efifile)\r
f51461c8 LG	200	if list != None:\r
	201	if options.outfile != None:\r
	202	generatePcdTable(list, options.outfile)\r
	203	else:\r
47fea6af	204	generatePcdTable(list, options.mapfile.replace('.map', '.BinaryPcdTable.txt'))\r
f51461c8 LG	205	else:\r
	206	print 'Fail to generate Patch PCD Table based on map file and efi file'\r
	207	else:\r
	208	print 'Fail to generate Patch PCD Table for fail to find map file or efi file!'\r