mcu/tools/iv_copy_process.pl

#!/usr/bin/perl
#
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#*****************************************************************************
#*============================================================================
#*             HISTORY
#* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
#*------------------------------------------------------------------------------
#* $Revision$
#* $Modtime$
#* $Log$
#*
#* 02 22 2018 raymondwt.chen
#* [MOLY00307580] [MT6295] Fix bootrom jump address
#* .
#*
#* 12 20 2016 raymondwt.chen
#* [MOLY00219375] [UMOLYA][Call for checkin] GFH header for MT6293
#* .
#*
#* 08 07 2015 hc.yang
#* [MOLY00136062] [System Service] Merge Nucleus/KAL changes from 91 Plus DEV to UMOLY Trunk
#* check in make/l1core folder modification
#*
#* 01 20 2015 raymondwt.chen
#* [MOLY00092726] [TK6291] [SystemService][Auto-Gen] Memory Utility Refinement
#* .
#*
#* 09 21 2014 raymondwt.chen
#* .Fix after layout change
#* 
#*
#*------------------------------------------------------------------------------
#* Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
#*============================================================================
#****************************************************************************/
#****************************************************************************
# Included Modules
#****************************************************************************
use strict;
BEGIN { push @INC, './tools/', './tools/MemoryUtility/' }  # add additional library path
use LinkerOutputParser;


#****************************************************************************
# Variables
#****************************************************************************
my $maxIVRegionSize = 0x400;

#****************************************************************************
# Input
#****************************************************************************
my ($elf_file,$sym_file)=@ARGV;
print "Input: $elf_file $sym_file\n";


#****************************************************************************
# >>>  Main Flow
#****************************************************************************

# 1. parsing PCORE SYM 
&LinkerOutputParser::FileParse($sym_file);

# 2. get section info
my $nInitialVectorCodeBase = hex(&LinkerOutputParser::GetLinkerSymbolAddress("INT_VECTOR_CODE", LinkerSymPostfix::Base, LinkerSymPrefix::None));
my $nInitialVectorCodeLimit = hex(&LinkerOutputParser::GetLinkerSymbolAddress("INT_VECTOR_CODE", LinkerSymPostfix::Limit, LinkerSymPrefix::None));
my $nSizeInitialVector = $nInitialVectorCodeLimit - $nInitialVectorCodeBase;
my $nAUROMCodeBase = hex(&LinkerOutputParser::GetLinkerSymbolAddress("AUROM", LinkerSymPostfix::Base, LinkerSymPrefix::Image)); 
printf "INT_VECTOR_CODE base : 0x%x\n", $nInitialVectorCodeBase;
printf "INT_VECTOR_CODE limit : 0x%x\n", $nInitialVectorCodeLimit;
printf "INT_VECTOR_CODE size : 0x%x\n", $nSizeInitialVector;
printf "AUROM base : 0x%x\n", $nAUROMCodeBase;

my $nROMIVRegionOffset_InELF = hex(&LinkerOutputParser::GetExeRegionInfo("ROM_GFH", Region::Offsets));                         
printf "IV Region file offset in ELF : 0x%x\n", $nROMIVRegionOffset_InELF;

my $nAUROMOffset_InELF = hex(&LinkerOutputParser::GetExeRegionInfo("AUROM", Region::Offsets));                         
my $nINTVectorOffset_InELF =  $nAUROMOffset_InELF + ($nInitialVectorCodeBase - $nAUROMCodeBase);
printf "INT Vector offset in ELF : 0x%x\n", $nINTVectorOffset_InELF;

# size check
if ($nSizeInitialVector > $maxIVRegionSize )
{
    die "Section : 'INT_VECTOR_CODE' size too big\n";
}

# 3. copy input vector to the head of ROM image (IV Region)
CopyInitialVectorInElf($nROMIVRegionOffset_InELF, $nINTVectorOffset_InELF, $nSizeInitialVector);



#****************************************************************************
# Subroutines
#****************************************************************************
sub CopyInitialVectorInElf
{
    my ($DstAddr, $SrcAddr, $nSize) = (@_);
    my ($buffer, $data, $n);

    open (FILE_HANDLE, "+<$elf_file") or &ReadElf_die("[2.0]$elf_file: file error!", __FILE__, __LINE__);
    binmode FILE_HANDLE;

    # Read initial vector
    seek FILE_HANDLE,$SrcAddr,0;    
    if (($n = read FILE_HANDLE, $data, $nSize) != 0)
    {
    	  $buffer .= $data;    	  
    }
    else
    {
    	die "Error : Read IV failed\n";
    }
    
    #write initial vector
    seek FILE_HANDLE,$DstAddr,0;    
    print FILE_HANDLE $buffer;
    
    
    close(FILE_HANDLE);
}