60 lines
1.7 KiB
Bash
60 lines
1.7 KiB
Bash
# *****************************************************************************
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# * Copyright (c) 2004, 2008 IBM Corporation
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# * All rights reserved.
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# * This program and the accompanying materials
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# * are made available under the terms of the BSD License
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# * which accompanies this distribution, and is available at
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# * http://www.opensource.org/licenses/bsd-license.php
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# *
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# * Contributors:
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# * IBM Corporation - initial implementation
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# ****************************************************************************/
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#!/bin/sh
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CROSSTMP=`grep ^CROSS $(dirname $0)/../make.rules | cut -d\ -f2`
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CROSS=${CROSS-$CROSSTMP}
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# Set defaults:
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LD="${CROSS}ld"
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LDFLAGS="-nostdlib"
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LDSFILE=""
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OBJCOPY="${CROSS}objcopy"
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DIRNAME=`dirname $0`
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# Parse parameters:
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while [ $# -gt 0 ] ; do
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case "$1" in
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--ld) LD=$2 ; shift 2 ;;
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--ldflags) LDFLAGS=$2 ; shift 2 ;;
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--lds) LDSFILE=$2 ; shift 2 ;;
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--objcopy) OBJCOPY=$2 ; shift 2 ;;
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*.o|*.a|-l*|-L*) OBJFILES="$OBJFILES $1" ; shift ;;
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*) echo "$0:" ; echo " Unsupported argument: $1"; exit -1 ;;
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esac
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done
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if [ -z $LDSFILE ]; then
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echo "Please specifiy an lds file with the --lds option"
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exit 42
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fi
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TMP1=`mktemp`
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TMP2=`mktemp`
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# Now create the two object files:
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$LD $LDFLAGS -T $LDSFILE -o $TMP1.o $OBJFILES || exit -1
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$LD $LDFLAGS -T $LDSFILE -o $TMP2.o $OBJFILES --section-start .text=0x4000000000000000 || exit -1
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$OBJCOPY -O binary $TMP1.o $TMP1.bin || exit -1
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$OBJCOPY -O binary $TMP2.o $TMP2.bin || exit -1
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# Create the relocation table with gen_reloc_table:
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$DIRNAME/gen_reloc_table $TMP1.bin $TMP2.bin reloc_table.bin
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$LD -o reloc_table.o -bbinary reloc_table.bin -e0 || exit -1
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$OBJCOPY --rename-section .data=.reloc reloc_table.o reloc_table.o || exit -1
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rm -f $TMP1.o $TMP2.o $TMP1.bin $TMP2.bin reloc_table.bin
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