perfect_dark/tools/extract-segment

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338 B
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Executable File

#!/bin/bash
# Extracts a segment from the stage1 binary which has been built from source.
segment=$1
pos=$(grep "^\.$segment" $B_DIR/stage1.map | awk '{print $6}')
len=$(grep "^\.$segment" $B_DIR/stage1.map | awk '{print $3}')
dd if=$B_DIR/stage1.bin of=$B_DIR/ucode/$segment.bin skip=$(($pos)) iflag=skip_bytes bs=$(($len)) count=1