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23 lines
986 B
Bash
23 lines
986 B
Bash
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#!/bin/bash
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echo "Filling kernel symbols."
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rcore=$1
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tmpfile=$(mktemp /tmp/rcore-symbols.txt.XXXXXX)
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echo "Writing symbol table."
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aarch64-elf-nm $1 >$tmpfile
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gzip $tmpfile
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tmpfile=$tmpfile.gz
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symbol_table_loc=$((16#$(aarch64-elf-objdump -D $rcore -j .data -F |grep "<rcore_symbol_table>" |grep -oEi "0x[0-9a-f]+" |grep -oEi "[0-9a-f][0-9a-f]+")))
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symbol_table_size_loc=$((16#$(aarch64-elf-objdump -D $rcore -j .data -F |grep "<rcore_symbol_table_size>" |grep -oEi "0x[0-9a-f]+" |grep -oEi "[0-9a-f][0-9a-f]+")))
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echo $symbol_table_loc
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echo $symbol_table_size_loc
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FILESIZE=$(stat -c%s "$tmpfile")
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echo $FILESIZE
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dd bs=4096 count=$FILESIZE if=$tmpfile of=$rcore seek=$symbol_table_loc conv=notrunc iflag=count_bytes oflag=seek_bytes
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echo "Writing size"
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python3 -c "open('$tmpfile', 'wb').write(($FILESIZE).to_bytes(8,'little'))"
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FILESIZE=$(stat -c%s "$tmpfile")
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echo $FILESIZE
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dd bs=1 count=$FILESIZE if=$tmpfile of=$rcore seek=$symbol_table_size_loc conv=notrunc
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rm $tmpfile
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echo "Done."
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