| #!/usr/bin/perl |
| # |
| # Copyright Statement: |
| # -------------------- |
| # This software is protected by Copyright and the information contained |
| # herein is confidential. The software may not be copied and the information |
| # contained herein may not be used or disclosed except with the written |
| # permission of MediaTek Inc. (C) 2006 |
| # |
| # BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES |
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| # |
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| # |
| # THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE |
| # WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF |
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| # RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER |
| # THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC). |
| # |
| #***************************************************************************** |
| #* |
| #* Filename: |
| #* --------- |
| #* DetectZI.pl |
| #* |
| #* Project: |
| #* -------- |
| #* |
| #* |
| #* Description: |
| #* ------------ |
| #* This perl is used to detect ZI which be declared as RW |
| #* |
| #* |
| #* Author: |
| #* ------- |
| #* Cark Kao (mtk08237) |
| #* |
| #****************************************************************************/ |
| |
| BEGIN { push @INC, '../', './tools/', './tools/MemoryUtility/' } |
| |
| use strict; |
| use File::Basename; |
| use LinkerOutputParser; |
| use CommonUtility; |
| |
| use constant EXEC_VIEW => 0; |
| use constant LOAD_VIEW => 1; |
| |
| |
| my $nVerion = "v1.10"; |
| # v1.10 , 20160303 , Tero , Search RW sections from symbol file. Removed var and obj info hash table init. |
| # v1.09 , 20151105 , Carl , Change DSP TX/RX sections to ZI (.bss) section |
| # v1.08 , 20151030 , Carl , Parsing ELF file instead of parsing BIN file since there is CCCI header in front of bin file |
| # v1.07 , 20150918 , Carl , Modify for LR11 |
| # v1.06 , 20150121 , Carl , Calaulate ROM base for L1core |
| # v1.05 , 20150121 , Carl , Add shared region to serach sections |
| # v1.04 , 20150119 , Carl , Memory Utility Refinement |
| # v1.03 , 20141022 , Carl , Remove DSP section since they are ZI now |
| # v1.02 , 20140910 , Carl , Add symbol filter |
| # v1.01 , 20140909 , Carl , Reduce parsing time of map, sym file for speedup |
| # v1.00 , 20140827 , Carl , Init version |
| |
| |
| |
| ################################################################# |
| ############# Configurable variable are list below ############ |
| ################################################################# |
| |
| # serach sections |
| my @aSection; |
| # filter-out symbol file |
| my($filename, $dirs, $suffix) = fileparse($0); |
| my $strSymbolFilterFilePath = $dirs."config/detectZI_filter.txt"; |
| |
| ################################################################# |
| ################################################################# |
| ################################################################# |
| |
| |
| |
| # 1. input sym, map, bin file |
| |
| &Usage() if ($#ARGV < 2); |
| |
| my ($sym_file, $map_file, $elf_file, $gnZIpercent, $gnZIthreshold) = @ARGV; |
| |
| $gnZIpercent = 100 if( $gnZIpercent eq "" ); |
| $gnZIthreshold = 0 if( $gnZIthreshold eq "" ); |
| |
| $sym_file =~ s/\\/\\\\/; |
| $map_file =~ s/\\/\\\\/; |
| $elf_file =~ s/\\/\\\\/; |
| |
| print "project info: $map_file\n\n"; |
| |
| |
| # 2. main(). lisr all RW sections |
| |
| my $nTotalZI; |
| my %var_info; # var_name => [ var size, obj name, section name ] |
| my %obj_info; # obj_name => [ total ZI var size, var_1, var_2, ... ] |
| my %filter_out_symbol; |
| my $gnROMBase; |
| |
| #&GenROMBase(); |
| |
| &take_filter_out_symbol(); |
| |
| &process_with_value(100,0) if ( 100==$gnZIpercent ); |
| &process_with_value($gnZIpercent, $gnZIthreshold) if ( 100!=$gnZIpercent ); |
| |
| |
| sub take_filter_out_symbol() |
| { |
| my $strContent = CommonUtil::GetFileContent($strSymbolFilterFilePath); |
| my @symbol = split(/\s/, $strContent); |
| |
| # note that we also take the "commont" as filter out symbol |
| foreach (@symbol) |
| { |
| $filter_out_symbol{$_} = 1; |
| } |
| } |
| |
| sub init_Glob() |
| { |
| $nTotalZI=0; |
| } |
| |
| sub process_with_value |
| { |
| &init_Glob(); |
| |
| my ($nZIpercent, $nZIthreshold) = @_; |
| |
| print "==============================================================\n"; |
| print "=====nZIpercent: $nZIpercent, nZIthreshold: $nZIthreshold=====\n"; |
| print "==============================================================\n"; |
| |
| |
| my %sectionInfo; |
| LinkerOutputParser::FileParse($sym_file); |
| my $allSections = &LinkerOutputParser::ListAllExeRegion(1); |
| print "\nData load sections:\n"; |
| foreach my $Section (@$allSections) |
| { |
| my $secinfo = LinkerOutputParser::GetExeRegionInfo($Section,Region::Attr); |
| if (($secinfo =~ /LOAD/) and ($secinfo =~ /DATA/)) |
| { |
| print "$Section\n"; |
| push @aSection, $Section; |
| } |
| } |
| print "\n"; |
| if( 100 == $nZIpercent ) { |
| print("Section\tObj_file\tSymbol\tSize\n"); |
| } else { |
| print("Section\tObj_file\tSymbol\tSymbol_size\tZI_Size\tRW_Size\tZI_percent\n"); |
| } |
| |
| foreach my $strSection (@aSection) |
| { |
| # (1) get base of load/execution address of section |
| my $nSectionElfOffset = hex(LinkerOutputParser::GetExeRegionInfo($strSection, Region::Offsets)); |
| my $nSectionExecAddr = hex(LinkerOutputParser::GetExeRegionInfo($strSection, Region::VMA)); |
| |
| # (2) get all symbol in section |
| #[[SymbolName, address, size], ...] sorted by address |
| my $temp1_aref = LinkerOutputParser::GrepSymbolBySection("$strSection"); |
| |
| push @{$sectionInfo{$strSection}}, $nSectionElfOffset, $nSectionExecAddr, $temp1_aref; |
| } |
| |
| |
| LinkerOutputParser::FileParse($map_file); |
| foreach my $strSection (@aSection) |
| { |
| &detectZI($strSection, $nZIpercent, $nZIthreshold, |
| $sectionInfo{$strSection}[0], |
| $sectionInfo{$strSection}[1], |
| $sectionInfo{$strSection}[2]); |
| } |
| print "total ZI: $nTotalZI \n"; |
| |
| &print_result_by_var_size(); |
| &print_result_by_obj_size(); |
| } |
| |
| |
| # 3. start process section X |
| |
| sub detectZI |
| { |
| my ($strSection, $nZIpercent, $nZIthreshold, |
| $nSectionElfOffset, $nSectionExecAddr, $temp1_aref) = @_; |
| |
| # (3) open file |
| |
| open (ELF_FILE_HANDLE, "<$elf_file") or &detectZI_die("[1.0] no elf file $elf_file"); |
| binmode ELF_FILE_HANDLE; |
| |
| # (4) for each symbol in section |
| foreach my $item (@$temp1_aref) |
| { |
| my $strVarName = @$item[SymTable::Name]; |
| my $nVarAddr = hex(@$item[SymTable::Addr]); |
| my $nVarSize = @$item[SymTable::Size]; |
| my $nVarAddrInElf = $nVarAddr - $nSectionExecAddr + $nSectionElfOffset; |
| # print "\t$strVarName, $nVarAddr, $nVarSize, $nVarAddrInElf, $nOffset \n"; |
| |
| next if (0 == $nVarSize || defined $filter_out_symbol{$strVarName} ); |
| |
| # <1> read content of symbol: {load address, load address+length} |
| # <2> if only zeros in the content, report it shoulbe be a ZI data |
| |
| my ($bDetectZI, $nSeekLen, $nVarRWSize, $nVarZISize, $nVarZIpercent) = (1,0,0,0,0); |
| |
| seek ELF_FILE_HANDLE, $nVarAddrInElf, 0; |
| for ( ; $nSeekLen < $nVarSize && (1==$bDetectZI||100!=$nZIpercent) ; ++$nSeekLen ) |
| { |
| my ($nReadLen, $nData, $strData); |
| $nReadLen = read ELF_FILE_HANDLE, $nData, 1; |
| $strData = sprintf($nData); |
| if( "\c@" ne $strData ) |
| { |
| $bDetectZI = 0; |
| $nVarRWSize++; |
| } |
| } |
| |
| $nVarZISize = $nVarSize - $nVarRWSize; |
| $nVarZIpercent = $nVarZISize/$nVarSize*100; |
| |
| if( $nZIpercent != 100 ) |
| { |
| $bDetectZI = 1 if( 0 == $bDetectZI |
| && $nVarZIpercent >= $nZIpercent |
| && $nVarSize >= $nZIthreshold ); |
| |
| # no not show again |
| $bDetectZI = 0 if( 100==$nVarZIpercent); |
| } |
| |
| if ( 1 eq $bDetectZI ) |
| { |
| my $refObj = LinkerOutputParser::GetParentOfSymbol($strVarName, "obj"); |
| my $strObjName = (defined $refObj?@$refObj[0]:"not_found"); |
| |
| # warning, we do not process the case: more than one symbol with same name |
| push @{$var_info{$strVarName}}, $nVarSize, $nVarZISize, $strObjName, $strSection; |
| |
| if( !defined $obj_info{$strObjName } ){ |
| push @{$obj_info{$strObjName}}, $nVarSize, $nVarZISize; |
| }else{ |
| $obj_info{$strObjName}[0] += $nVarSize; |
| $obj_info{$strObjName}[1] += $nVarZISize; |
| } |
| push @{$obj_info{$strObjName}}, $strVarName; |
| |
| print((defined $refObj?$strSection:"not_found_in_map_file")); |
| print("\t$strObjName\t$strVarName\t$nVarSize"); |
| print(($nZIpercent != 100?"\t$nVarZISize\t$nVarRWSize\t$nVarZIpercent\n":"\n")); |
| |
| $nTotalZI += $nVarSize; |
| } |
| |
| } |
| |
| } |
| |
| |
| sub print_result_by_var_size() |
| { |
| return if (!%var_info); #No ZI variables |
| # sort by ZI size |
| my @list = sort { $var_info{$b}[1] <=> $var_info{$a}[1] } keys %var_info; |
| |
| print "\n\n-->sort by symbol ZI size<--\n\n"; |
| |
| if( 100 == $gnZIpercent ) |
| { |
| print("Symbol\tSize\tObj_file\tSection\n"); |
| foreach my $strVarName (@list) |
| { |
| my $nVarSize = $var_info{$strVarName}[0]; |
| my $strObjName = $var_info{$strVarName}[2]; |
| my $strSection = $var_info{$strVarName}[3]; |
| |
| print "$strVarName\t$nVarSize\t$strObjName\t$strSection\n"; |
| } |
| } |
| else |
| { |
| print("Symbol\tSymbol_size\tZI_Size\tRW_Size\tZI_percent\tObj_file\tSection\t\n"); |
| foreach my $strVarName (@list) |
| { |
| my $nVarSize = $var_info{$strVarName}[0]; |
| my $nVarZISize = $var_info{$strVarName}[1]; |
| my $strObjName = $var_info{$strVarName}[2]; |
| my $strSection = $var_info{$strVarName}[3]; |
| |
| next if( !defined $nVarSize ); |
| my $nVarRWSize = $nVarSize - $nVarZISize; |
| my $nVarZIpercent = $nVarZISize/$nVarSize*100; |
| |
| print "$strVarName\t$nVarSize\t$nVarZISize\t$nVarRWSize\t$nVarZIpercent\t$strObjName\t$strSection\n"; |
| } |
| |
| } |
| } |
| |
| sub print_result_by_obj_size() |
| { |
| return if (!%obj_info); #No obj info |
| # sort by ZI size |
| my @list = sort { $obj_info{$b}[1] <=> $obj_info{$a}[1] } keys %obj_info; |
| |
| print "\n\n-->sort by obj ZI size<--\n\n"; |
| |
| if( 100 == $gnZIpercent ) |
| { |
| print("Obj file\tSymbol\tVar size\tSize of total ZI in obj\n"); |
| foreach my $strObjName (@list) |
| { |
| my $nObjZiSize = $obj_info{$strObjName}[0]; |
| |
| print "$strObjName\t \t \t$nObjZiSize\n"; |
| |
| for( my $i=2; $i<= $#{$obj_info{$strObjName}}; ++$i ) |
| { |
| my $strVarName = $obj_info{$strObjName}[$i]; |
| my $nVarSize = $var_info{$strVarName}[0]; |
| print "\t$strVarName\t$nVarSize\n"; |
| } |
| } |
| } |
| else |
| { |
| print("Obj file\tSymbol\tSymbol_size\tZI_Size\tRW_Size\tZI_percent\tSection\t\n"); |
| foreach my $strObjName (@list) |
| { |
| my $nObjZiSize = $obj_info{$strObjName}[0]; |
| |
| print "$strObjName\tsize:$nObjZiSize\n"; |
| |
| for( my $i=2; $i<=$#{$obj_info{$strObjName}}; ++$i ) |
| { |
| my $strVarName = $obj_info{$strObjName}[$i]; |
| my $nVarSize = $var_info{$strVarName}[0]; |
| my $nVarZISize = $var_info{$strVarName}[1]; |
| my $strSection = $var_info{$strVarName}[3]; |
| |
| next if( !defined $nVarSize ); |
| my $nVarRWSize = $nVarSize - $nVarZISize; |
| my $nVarZIpercent = $nVarZISize/$nVarSize*100; |
| |
| print "\t $strVarName\t$nVarSize\t$nVarZISize\t$nVarRWSize\t$nVarZIpercent\t$strSection\n"; |
| } |
| } |
| |
| } |
| } |
| |
| #calculate ROM base for L1core |
| sub GenROMBase |
| { |
| LinkerOutputParser::FileParse($sym_file); |
| my $ERs_aref = &LinkerOutputParser::ListAllExeRegion(1); |
| &detectZI_die("no any section?!") if( scalar(@$ERs_aref)==0 ); |
| $gnROMBase = hex(&LinkerOutputParser::GetExeRegionInfo($ERs_aref->[0], Region::LMA)); |
| } |
| |
| sub detectZI_die |
| { |
| my ($error_msg, $file, $line_no) = @_; |
| my $pack_name = undef; |
| if(!defined $file or !defined $line_no) |
| { |
| ($pack_name, $file, $line_no) = caller; |
| } |
| &CommonUtil::error_handler($error_msg, $file, $line_no, 'detectZI'); |
| } |
| |
| |
| sub Usage |
| { |
| print "version: $nVerion\n"; |
| print <<"__EOFUSAGE"; |
| usage: perl $0 sym_file map_file elf_file ZI_percent ZI_threshold |
| e.g. perl ./tools/MemoryUtility/DetectZI.pl \ |
| ./build/PROHECT_NAME/FLAVOR/bin/AAA.sym \ |
| ./build/PROHECT_NAME/FLAVOR/bin/AAA.map \ |
| ./build/PROHECT_NAME/FLAVOR/bin/AAA.elf |
| 100 \ |
| 0 \ |
| |
| e.g. perl ./tools/MemoryUtility/DetectZI.pl \ |
| ./build/PROHECT_NAME/FLAVOR/bin/AAA.sym \ |
| ./build/PROHECT_NAME/FLAVOR/bin/AAA.map \ |
| ./build/PROHECT_NAME/FLAVOR/bin/AAA.elf |
| 90 \ |
| 1024 \ |
| |
| __EOFUSAGE |
| exit 1; |
| } |
| |
| |