1#!/bin/bash 2# 3# Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd 4# 5# SPDX-License-Identifier: GPL-2.0 6# 7 8set -e 9ARGS_N=$# 10INPUT_FILE=$1 11SYMBOL_FILE=`find -name u-boot.sym` 12 13echo 14if [ $ARGS_N -eq 0 ]; then 15 echo "Usage: " 16 echo " ./scripts/stacktrace.sh <file> // u-boot stacktrace info file" 17 exit 1 18elif [ ! -f $INPUT_FILE ]; then 19 echo "Can't find input file: $INPUT_FILE" 20 exit 1 21elif [ "$SYMBOL_FILE" = '' ] || [ ! -f $SYMBOL_FILE ]; then 22 echo "Can't find symbol file: u-boot.sym" 23 exit 1 24fi 25 26# Parse PC and LR 27echo "Call trace:" 28sed -n "/: \[</p" $INPUT_FILE | while read line 29do 30 echo -n " ${line} " 31 32 frame_pc_str=`echo $line | awk '{ print "0x"$3 }'` 33 frame_pc_dec=`echo $line | awk '{ print strtonum("0x"$3); }'` 34 frame_pc_hex=`echo "obase=16;${frame_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 35 36 f_pc_dec=`cat u-boot.sym | sort | awk '/\.text/ { if (strtonum("0x"$1) > '$frame_pc_str') { print fpc; exit; } fpc=strtonum("0x"$1); }'` 37 f_pc_hex=`echo "obase=16;${f_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 38 f_offset_dec=$((frame_pc_dec-f_pc_dec)) 39 f_offset_hex=`echo "obase=16;${f_offset_dec}"|bc |tr '[A-Z]' '[a-z]'` 40 41 cat u-boot.sym | sort | 42 awk -v foffset=$f_offset_hex '/\.text/ { 43 if (strtonum("0x"$1) > '$frame_pc_str') { 44 printf("%s+0x%s/0x%x ", fname, foffset, fsize); 45 exit 46 } 47 fname=$NF; 48 fsize=strtonum("0x"$5); 49 fpc=strtonum("0x"$1); 50 }' 51 52 func_path=`./make.sh $frame_pc_str | awk '{ print $1 }' | sed -n "/home/p"` 53 func_path=`echo ${func_path##*boot/}` 54 echo $func_path 55done 56echo 57 58# Parse stack 59echo "Stack:" 60sed -n "/ \[</p" $INPUT_FILE | while read line 61do 62 echo -n " ${line} " 63 64 frame_pc_str=`echo $line | awk '{ print "0x"$2 }'` 65 frame_pc_dec=`echo $line | awk '{ print strtonum("0x"$2); }'` 66 frame_pc_hex=`echo "obase=16;${frame_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 67 68 f_pc_dec=`cat u-boot.sym | sort | awk '/\.text/ { if (strtonum("0x"$1) > '$frame_pc_str') { print fpc; exit; } fpc=strtonum("0x"$1); }'` 69 f_pc_hex=`echo "obase=16;${f_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 70 f_offset_dec=$((frame_pc_dec-f_pc_dec)) 71 f_offset_hex=`echo "obase=16;${f_offset_dec}"|bc |tr '[A-Z]' '[a-z]'` 72 73 cat u-boot.sym | sort | 74 awk -v foffset=$f_offset_hex '/\.text/ { 75 if (strtonum("0x"$1) > '$frame_pc_str') { 76 printf("%s+0x%s/0x%x\n", fname, foffset, fsize); 77 exit 78 } 79 fname=$NF; 80 fsize=strtonum("0x"$5); 81 fpc=strtonum("0x"$1); 82 }' 83done 84echo 85