diff options
Diffstat (limited to 'import-layers/yocto-poky/scripts/tiny/ksum.py')
| -rwxr-xr-x | import-layers/yocto-poky/scripts/tiny/ksum.py | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/import-layers/yocto-poky/scripts/tiny/ksum.py b/import-layers/yocto-poky/scripts/tiny/ksum.py deleted file mode 100755 index d4f389215..000000000 --- a/import-layers/yocto-poky/scripts/tiny/ksum.py +++ /dev/null @@ -1,168 +0,0 @@ -#!/usr/bin/env python -# ex:ts=4:sw=4:sts=4:et -# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- -# -# Copyright (c) 2016, Intel Corporation. -# All rights reserved. -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program; if not, write to the Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -# -# DESCRIPTION 'ksum.py' generates a combined summary of vmlinux and -# module sizes for a built kernel, as a quick tool for comparing the -# overall effects of systemic tinification changes. Execute from the -# base directory of the kernel build you want to summarize. Setting -# the 'verbose' flag will display the sizes for each file included in -# the summary. -# -# AUTHORS -# Tom Zanussi <tom.zanussi (at] linux.intel.com> -# - -__version__ = "0.1.0" - -# Python Standard Library modules -import os -import sys -import getopt -from subprocess import * - -def usage(): - prog = os.path.basename(sys.argv[0]) - print('Usage: %s [OPTION]...' % prog) - print(' -v, display sizes for each file') - print(' -h, --help display this help and exit') - print('') - print('Run %s from the top-level Linux kernel build directory.' % prog) - -verbose = False - -n_ko_files = 0 -ko_file_list = [] - -ko_text = 0 -ko_data = 0 -ko_bss = 0 -ko_total = 0 - -vmlinux_file = "" -vmlinux_level = 0 - -vmlinux_text = 0 -vmlinux_data = 0 -vmlinux_bss = 0 -vmlinux_total = 0 - -def is_vmlinux_file(filename): - global vmlinux_level - if filename == ("vmlinux") and vmlinux_level == 0: - vmlinux_level += 1 - return True - return False - -def is_ko_file(filename): - if filename.endswith(".ko"): - return True - return False - -def collect_object_files(): - print "Collecting object files recursively from %s..." % os.getcwd() - for dirpath, dirs, files in os.walk(os.getcwd()): - for filename in files: - if is_ko_file(filename): - ko_file_list.append(os.path.join(dirpath, filename)) - elif is_vmlinux_file(filename): - global vmlinux_file - vmlinux_file = os.path.join(dirpath, filename) - print "Collecting object files [DONE]" - -def add_ko_file(filename): - p = Popen("size -t " + filename, shell=True, stdout=PIPE, stderr=PIPE) - output = p.communicate()[0].splitlines() - if len(output) > 2: - sizes = output[-1].split()[0:4] - if verbose: - print " %10d %10d %10d %10d\t" % \ - (int(sizes[0]), int(sizes[1]), int(sizes[2]), int(sizes[3])), - print "%s" % filename[len(os.getcwd()) + 1:] - global n_ko_files, ko_text, ko_data, ko_bss, ko_total - ko_text += int(sizes[0]) - ko_data += int(sizes[1]) - ko_bss += int(sizes[2]) - ko_total += int(sizes[3]) - n_ko_files += 1 - -def get_vmlinux_totals(): - p = Popen("size -t " + vmlinux_file, shell=True, stdout=PIPE, stderr=PIPE) - output = p.communicate()[0].splitlines() - if len(output) > 2: - sizes = output[-1].split()[0:4] - if verbose: - print " %10d %10d %10d %10d\t" % \ - (int(sizes[0]), int(sizes[1]), int(sizes[2]), int(sizes[3])), - print "%s" % vmlinux_file[len(os.getcwd()) + 1:] - global vmlinux_text, vmlinux_data, vmlinux_bss, vmlinux_total - vmlinux_text += int(sizes[0]) - vmlinux_data += int(sizes[1]) - vmlinux_bss += int(sizes[2]) - vmlinux_total += int(sizes[3]) - -def sum_ko_files(): - for ko_file in ko_file_list: - add_ko_file(ko_file) - -def main(): - try: - opts, args = getopt.getopt(sys.argv[1:], "vh", ["help"]) - except getopt.GetoptError as err: - print('%s' % str(err)) - usage() - sys.exit(2) - - for o, a in opts: - if o == '-v': - global verbose - verbose = True - elif o in ('-h', '--help'): - usage() - sys.exit(0) - else: - assert False, "unhandled option" - - collect_object_files() - sum_ko_files() - get_vmlinux_totals() - - print "\nTotals:" - print "\nvmlinux:" - print " text\tdata\t\tbss\t\ttotal" - print " %-10d\t%-10d\t%-10d\t%-10d" % \ - (vmlinux_text, vmlinux_data, vmlinux_bss, vmlinux_total) - print "\nmodules (%d):" % n_ko_files - print " text\tdata\t\tbss\t\ttotal" - print " %-10d\t%-10d\t%-10d\t%-10d" % \ - (ko_text, ko_data, ko_bss, ko_total) - print "\nvmlinux + modules:" - print " text\tdata\t\tbss\t\ttotal" - print " %-10d\t%-10d\t%-10d\t%-10d" % \ - (vmlinux_text + ko_text, vmlinux_data + ko_data, \ - vmlinux_bss + ko_bss, vmlinux_total + ko_total) - -if __name__ == "__main__": - try: - ret = main() - except Exception: - ret = 1 - import traceback - traceback.print_exc(5) - sys.exit(ret) |
