diff options
Diffstat (limited to 'ANDROID_3.4.5/scripts/bootgraph.pl')
| -rw-r--r-- | ANDROID_3.4.5/scripts/bootgraph.pl | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/ANDROID_3.4.5/scripts/bootgraph.pl b/ANDROID_3.4.5/scripts/bootgraph.pl deleted file mode 100644 index b78fca99..00000000 --- a/ANDROID_3.4.5/scripts/bootgraph.pl +++ /dev/null @@ -1,200 +0,0 @@ -#!/usr/bin/perl - -# Copyright 2008, Intel Corporation -# -# This file is part of the Linux kernel -# -# This program file is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License as published by the -# Free Software Foundation; version 2 of the License. -# -# 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 in a file named COPYING; if not, write to the -# Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, -# Boston, MA 02110-1301 USA -# -# Authors: -# Arjan van de Ven <arjan@linux.intel.com> - - -# -# This script turns a dmesg output into a SVG graphic that shows which -# functions take how much time. You can view SVG graphics with various -# programs, including Inkscape, The Gimp and Firefox. -# -# -# For this script to work, the kernel needs to be compiled with the -# CONFIG_PRINTK_TIME configuration option enabled, and with -# "initcall_debug" passed on the kernel command line. -# -# usage: -# dmesg | perl scripts/bootgraph.pl > output.svg -# - -use strict; - -my %start; -my %end; -my %type; -my $done = 0; -my $maxtime = 0; -my $firsttime = 99999; -my $count = 0; -my %pids; -my %pidctr; - -while (<>) { - my $line = $_; - if ($line =~ /([0-9\.]+)\] calling ([a-zA-Z0-9\_\.]+)\+/) { - my $func = $2; - if ($done == 0) { - $start{$func} = $1; - $type{$func} = 0; - if ($1 < $firsttime) { - $firsttime = $1; - } - } - if ($line =~ /\@ ([0-9]+)/) { - $pids{$func} = $1; - } - $count = $count + 1; - } - - if ($line =~ /([0-9\.]+)\] async_waiting @ ([0-9]+)/) { - my $pid = $2; - my $func; - if (!defined($pidctr{$pid})) { - $func = "wait_" . $pid . "_1"; - $pidctr{$pid} = 1; - } else { - $pidctr{$pid} = $pidctr{$pid} + 1; - $func = "wait_" . $pid . "_" . $pidctr{$pid}; - } - if ($done == 0) { - $start{$func} = $1; - $type{$func} = 1; - if ($1 < $firsttime) { - $firsttime = $1; - } - } - $pids{$func} = $pid; - $count = $count + 1; - } - - if ($line =~ /([0-9\.]+)\] initcall ([a-zA-Z0-9\_\.]+)\+.*returned/) { - if ($done == 0) { - $end{$2} = $1; - $maxtime = $1; - } - } - - if ($line =~ /([0-9\.]+)\] async_continuing @ ([0-9]+)/) { - my $pid = $2; - my $func = "wait_" . $pid . "_" . $pidctr{$pid}; - $end{$func} = $1; - $maxtime = $1; - } - if ($line =~ /Write protecting the/) { - $done = 1; - } - if ($line =~ /Freeing unused kernel memory/) { - $done = 1; - } -} - -if ($count == 0) { - print STDERR <<END; -No data found in the dmesg. Make sure that 'printk.time=1' and -'initcall_debug' are passed on the kernel command line. -Usage: - dmesg | perl scripts/bootgraph.pl > output.svg -END - exit 1; -} - -print "<?xml version=\"1.0\" standalone=\"no\"?> \n"; -print "<svg width=\"2000\" height=\"100%\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n"; - -my @styles; - -$styles[0] = "fill:rgb(0,0,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[1] = "fill:rgb(0,255,0);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[2] = "fill:rgb(255,0,20);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[3] = "fill:rgb(255,255,20);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[4] = "fill:rgb(255,0,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[5] = "fill:rgb(0,255,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[6] = "fill:rgb(0,128,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[7] = "fill:rgb(0,255,128);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[8] = "fill:rgb(255,0,128);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[9] = "fill:rgb(255,255,128);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[10] = "fill:rgb(255,128,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -$styles[11] = "fill:rgb(128,255,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; - -my $style_wait = "fill:rgb(128,128,128);fill-opacity:0.5;stroke-width:0;stroke:rgb(0,0,0)"; - -my $mult = 1950.0 / ($maxtime - $firsttime); -my $threshold2 = ($maxtime - $firsttime) / 120.0; -my $threshold = $threshold2/10; -my $stylecounter = 0; -my %rows; -my $rowscount = 1; -my @initcalls = sort { $start{$a} <=> $start{$b} } keys(%start); - -foreach my $key (@initcalls) { - my $duration = $end{$key} - $start{$key}; - - if ($duration >= $threshold) { - my ($s, $s2, $s3, $e, $w, $y, $y2, $style); - my $pid = $pids{$key}; - - if (!defined($rows{$pid})) { - $rows{$pid} = $rowscount; - $rowscount = $rowscount + 1; - } - $s = ($start{$key} - $firsttime) * $mult; - $s2 = $s + 6; - $s3 = $s + 1; - $e = ($end{$key} - $firsttime) * $mult; - $w = $e - $s; - - $y = $rows{$pid} * 150; - $y2 = $y + 4; - - $style = $styles[$stylecounter]; - $stylecounter = $stylecounter + 1; - if ($stylecounter > 11) { - $stylecounter = 0; - }; - - if ($type{$key} == 1) { - $y = $y + 15; - print "<rect x=\"$s\" width=\"$w\" y=\"$y\" height=\"115\" style=\"$style_wait\"/>\n"; - } else { - print "<rect x=\"$s\" width=\"$w\" y=\"$y\" height=\"145\" style=\"$style\"/>\n"; - if ($duration >= $threshold2) { - print "<text transform=\"translate($s2,$y2) rotate(90)\">$key</text>\n"; - } else { - print "<text transform=\"translate($s3,$y2) rotate(90)\" font-size=\"3pt\">$key</text>\n"; - } - } - } -} - - -# print the time line on top -my $time = $firsttime; -my $step = ($maxtime - $firsttime) / 15; -while ($time < $maxtime) { - my $s3 = ($time - $firsttime) * $mult; - my $tm = int($time * 100) / 100.0; - print "<text transform=\"translate($s3,89) rotate(90)\">$tm</text>\n"; - $time = $time + $step; -} - -print "</svg>\n"; |