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 9 10INPUT_FILE=$1 11TPL_SPL=$2 12 13if [ "${TPL_SPL}" = "tpl" ]; then 14 SYM_FILE=`find -name u-boot-tpl.sym` 15 ELF_FILE="elf tpl" 16elif [ "${TPL_SPL}" = "spl" ]; then 17 SYM_FILE=`find -name u-boot-spl.sym` 18 ELF_FILE="elf spl" 19else 20 SYM_FILE=`find -name u-boot.sym` 21 ELF_FILE="elf" 22fi 23 24echo 25if [ $# -eq 0 ]; then 26 echo "Usage: " 27 echo " ./scripts/stacktrace.sh <file> <type>" 28 echo 29 echo "Param:" 30 echo " <file>: stacktrace info file" 31 echo " <type>: none, spl, tpl" 32 echo 33 echo "Example:" 34 echo " ./scripts/stacktrace.sh ./dump.txt" 35 echo " ./scripts/stacktrace.sh ./dump.txt tpl" 36 echo " ./scripts/stacktrace.sh ./dump.txt spl" 37 echo 38 exit 1 39elif [ ! -f ${INPUT_FILE} ]; then 40 echo "ERROR: No ${INPUT_FILE}" 41 exit 1 42elif [ "${SYM_FILE}" = '' ] || [ ! -f ${SYM_FILE} ]; then 43 echo "ERROR: No ${SYM_FILE}" 44 exit 1 45fi 46 47echo "SYMBOL File: ${SYM_FILE}" 48echo 49# Parse PC and LR 50echo "Call trace:" 51grep '\[< ' ${INPUT_FILE} | grep '>\]' | grep [PC,LR] | while read line 52do 53 echo -n " ${line} " 54 55 frame_pc_str=`echo ${line} | awk '{ print "0x"$3 }'` 56 frame_pc_dec=`echo ${line} | awk '{ print strtonum("0x"$3); }'` 57 frame_pc_hex=`echo "obase=16;${frame_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 58 59 f_pc_dec=`cat ${SYM_FILE} | sort | awk '/\.text/ { if (strtonum("0x"$1) > '${frame_pc_str}') { print fpc; exit; } fpc=strtonum("0x"$1); }'` 60 f_pc_hex=`echo "obase=16;${f_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 61 f_offset_dec=$((frame_pc_dec-f_pc_dec)) 62 f_offset_hex=`echo "obase=16;${f_offset_dec}"|bc |tr '[A-Z]' '[a-z]'` 63 64 cat ${SYM_FILE} | sort | 65 awk -v foffset=${f_offset_hex} '/\.text/ { 66 if (strtonum("0x"$1) > '${frame_pc_str}') { 67 printf("%s+0x%s/0x%x ", fname, foffset, fsize); 68 exit 69 } 70 fname=$NF; 71 fsize=strtonum("0x"$5); 72 fpc=strtonum("0x"$1); 73 }' 74 75 func_path=`./make.sh ${frame_pc_str} | awk '{ print $1 }' | sed -n "/home/p"` 76 func_path=`echo ${func_path##*boot/}` 77 echo ${func_path} 78done 79echo 80 81# Parse stack 82echo "Stack:" 83grep '\[< ' ${INPUT_FILE} | grep '>\]' | grep -v [PC,LR] | while read line 84do 85 echo -n " ${line} " 86 87 frame_pc_str=`echo ${line} | awk '{ print "0x"$2 }'` 88 frame_pc_dec=`echo ${line} | awk '{ print strtonum("0x"$2); }'` 89 frame_pc_hex=`echo "obase=16;${frame_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 90 91 f_pc_dec=`cat ${SYM_FILE} | sort | awk '/\.text/ { if (strtonum("0x"$1) > '${frame_pc_str}') { print fpc; exit; } fpc=strtonum("0x"$1); }'` 92 f_pc_hex=`echo "obase=16;${f_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 93 f_offset_dec=$((frame_pc_dec-f_pc_dec)) 94 f_offset_hex=`echo "obase=16;${f_offset_dec}"|bc |tr '[A-Z]' '[a-z]'` 95 96 cat ${SYM_FILE} | sort | 97 awk -v foffset=${f_offset_hex} '/\.text/ { 98 if (strtonum("0x"$1) > '${frame_pc_str}') { 99 printf("%s+0x%s/0x%x\n", fname, foffset, fsize); 100 exit 101 } 102 fname=$NF; 103 fsize=strtonum("0x"$5); 104 fpc=strtonum("0x"$1); 105 }' 106done 107echo 108 109# PC instruction 110echo "PC Surrounding Instructions:" 111line=`grep '\[< ' ${INPUT_FILE} | grep '>\]' | grep [PC]` 112frame_pc_str=`echo ${line} | awk '{ print "0x"$3 }'` 113frame_pc_dec=`echo ${line} | awk '{ print strtonum("0x"$3); }'` 114# Handle Thumb instr 115if [ `expr ${frame_pc_dec} % 2` -ne 0 ];then 116 frame_pc_dec=`expr ${frame_pc_dec} - 1` 117fi 118frame_pc_hex=`echo "obase=16;${frame_pc_dec}"|bc |tr '[A-Z]' '[a-z]'` 119PC_INSTR=`./make.sh ${ELF_FILE} | grep -5 -m 1 "${frame_pc_hex}:"` 120echo "${PC_INSTR}" 121echo 122