Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

#!/bin/sh

# Disassemble the Code: line in Linux oopses

# usage: decodecode < oops.file

#

# options: set env. variable AFLAGS=options to pass options to "as";

# e.g., to decode an i386 oops on an x86_64 system, use:

# AFLAGS=--32 decodecode < 386.oops

T=`mktemp`

code=

while read i ; do

case "$i" in

*Code:*)

        code=$i

        ;;

esac

done

if [ -z "$code" ]; then

        exit

fi

echo $code

code=`echo $code | sed -e 's/.*Code: //'`

marker=`expr index "$code" "\<"`

if [ $marker -eq 0 ]; then

        marker=`expr index "$code" "\("`

fi

if [ $marker -ne 0 ]; then

        beforemark=`echo "$code" | cut -c-$((${marker} - 1))`

        echo -n "       .byte 0x" > $T.s

        echo $beforemark | sed -e 's/ /,0x/g' >> $T.s

        as $AFLAGS -o $T.o $T.s

        objdump -S $T.o

        rm $T.o $T.s

# and fix code at-and-after marker

        code=`echo "$code" | cut -c$((${marker} + 1))-`

fi

code=`echo $code | sed -e 's/ [<(]/ /;s/[>)] / /;s/ /,0x/g'`

echo -n "       .byte 0x" > $T.s

echo $code >> $T.s

as $AFLAGS -o $T.o $T.s

objdump -S $T.o

rm $T.o $T.s