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Diffstat (limited to '')
| -rwxr-xr-x | tools/memory/print_memory_map.py | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/tools/memory/print_memory_map.py b/tools/memory/print_memory_map.py new file mode 100755 index 0000000..ef53f7e --- /dev/null +++ b/tools/memory/print_memory_map.py @@ -0,0 +1,102 @@ +#!/usr/bin/env python3 +# +# Copyright (c) 2019-2022, Arm Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +import re +import os +import sys +import operator + +# List of folder/map to parse +bl_images = ['bl1', 'bl2', 'bl31'] + +# List of symbols to search for +blx_symbols = ['__BL1_RAM_START__', '__BL1_RAM_END__', + '__BL2_END__', + '__BL31_END__', + '__RO_START__', '__RO_END_UNALIGNED__', '__RO_END__', + '__TEXT_START__', '__TEXT_END__', + '__TEXT_RESIDENT_START__', '__TEXT_RESIDENT_END__', + '__RODATA_START__', '__RODATA_END__', + '__DATA_START__', '__DATA_END__', + '__STACKS_START__', '__STACKS_END__', + '__BSS_START__', '__BSS_END__', + '__COHERENT_RAM_START__', '__COHERENT_RAM_END__', + '__CPU_OPS_START__', '__CPU_OPS_END__', + '__FCONF_POPULATOR_START__', '__FCONF_POPULATOR_END__', + '__GOT_START__', '__GOT_END__', + '__PARSER_LIB_DESCS_START__', '__PARSER_LIB_DESCS_END__', + '__PMF_TIMESTAMP_START__', '__PMF_TIMESTAMP_END__', + '__PMF_SVC_DESCS_START__', '__PMF_SVC_DESCS_END__', + '__RELA_START__', '__RELA_END__', + '__RT_SVC_DESCS_START__', '__RT_SVC_DESCS_END__', + '__BASE_XLAT_TABLE_START__', '__BASE_XLAT_TABLE_END__', + '__XLAT_TABLE_START__', '__XLAT_TABLE_END__', + ] + +# Regex to extract address from map file +address_pattern = re.compile(r"\b0x\w*") + +# List of found element: [address, symbol, file] +address_list = [] + +# Get the directory from command line or use a default one +inverted_print = True +if len(sys.argv) >= 2: + build_dir = sys.argv[1] + if len(sys.argv) >= 3: + inverted_print = sys.argv[2] == '0' +else: + build_dir = 'build/fvp/debug' + +max_len = max(len(word) for word in blx_symbols) + 2 +if (max_len % 2) != 0: + max_len += 1 + +# Extract all the required symbols from the map files +for image in bl_images: + file_path = os.path.join(build_dir, image, '{}.map'.format(image)) + if os.path.isfile(file_path): + with open (file_path, 'rt') as mapfile: + for line in mapfile: + for symbol in blx_symbols: + skip_symbol = 0 + # Regex to find symbol definition + line_pattern = re.compile(r"\b0x\w*\s*" + symbol + "\s= .") + match = line_pattern.search(line) + if match: + # Extract address from line + match = address_pattern.search(line) + if match: + if '_END__' in symbol: + sym_start = symbol.replace('_END__', '_START__') + if [match.group(0), sym_start, image] in address_list: + address_list.remove([match.group(0), sym_start, image]) + skip_symbol = 1 + if skip_symbol == 0: + address_list.append([match.group(0), symbol, image]) + +# Sort by address +address_list.sort(key=operator.itemgetter(0)) + +# Invert list for lower address at bottom +if inverted_print: + address_list = reversed(address_list) + +# Generate memory view +print(('{:-^%d}' % (max_len * 3 + 20 + 7)).format('Memory Map from: ' + build_dir)) +for address in address_list: + if "bl1" in address[2]: + print(address[0], ('+{:-^%d}+ |{:^%d}| |{:^%d}|' % (max_len, max_len, max_len)).format(address[1], '', '')) + elif "bl2" in address[2]: + print(address[0], ('|{:^%d}| +{:-^%d}+ |{:^%d}|' % (max_len, max_len, max_len)).format('', address[1], '')) + elif "bl31" in address[2]: + print(address[0], ('|{:^%d}| |{:^%d}| +{:-^%d}+' % (max_len, max_len, max_len)).format('', '', address[1])) + else: + print(address[0], ('|{:^%d}| |{:^%d}| +{:-^%d}+' % (max_len, max_len, max_len)).format('', '', address[1])) + +print(('{:^20}{:_^%d} {:_^%d} {:_^%d}' % (max_len, max_len, max_len)).format('', '', '', '')) +print(('{:^20}{:^%d} {:^%d} {:^%d}' % (max_len, max_len, max_len)).format('address', 'bl1', 'bl2', 'bl31')) |