2018-05-30 18:15:05 +00:00
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#!/bin/sh
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# update_lang.sh - multi-language support low level script
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# for updating secondary language in binary file
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#
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# AVR gcc tools used:
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OBJCOPY=C:/arduino-1.6.8/hardware/tools/avr/bin/avr-objcopy.exe
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#
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# Selected language:
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LANG=$1
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if [ -z "$LANG" ]; then LANG='cz'; fi
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#
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function finish
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{
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echo
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if [ "$1" == "0" ]; then
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echo "update_lang.sh finished with success" >&2
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else
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echo "update_lang.sh finished with errors!" >&2
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fi
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case "$-" in
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*i*) echo "press enter key"; read ;;
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esac
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exit $1
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}
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echo "update_lang.sh started" >&2
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echo "selected language=$LANG" >&2
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echo -n " checking files..." >&2
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if [ ! -e text.sym ]; then echo "NG! file text.sym not found!" >&2; finish 1; fi
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if [ ! -e lang_$LANG.bin ]; then echo "NG! file lang_$LANG.bin not found!" >&2; finish 1; fi
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if [ ! -e firmware.bin ]; then echo "NG! file firmware.bin not found!" >&2; finish 1; fi
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echo "OK" >&2
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echo -n " checking symbols..." >&2
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#find symbol _SEC_LANG in section '.text'
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sec_lang=$(cat text.sym | grep -E "\b_SEC_LANG\b")
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if [ -z "$sec_lang" ]; then echo "NG!\n symbol _SEC_LANG not found!" >&2; finish 1; fi
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echo "OK" >&2
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echo " calculating vars:" >&2
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#get addres and size
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sec_lang_addr='0x'$(echo $sec_lang | cut -f1 -d' ')
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sec_lang_size='0x'$(echo $sec_lang | cut -f2 -d' ')
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echo " sec_lang_addr =$sec_lang_addr" >&2
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echo " sec_lang_size =$sec_lang_size" >&2
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#calculate lang_table_addr (aligned to 256byte page)
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lang_table_addr=$((256*$((($sec_lang_addr + 255) / 256))))
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printf " lang_table_addr =0x%04x\n" $lang_table_addr >&2
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#calculate lang_table_size
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lang_table_size=$((256*$((($sec_lang_size - ($lang_table_addr - $sec_lang_addr))/256))))
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printf " lang_table_size =0x%04x (=%d bytes)\n" $lang_table_size $lang_table_size >&2
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#get lang_xx.bin file size
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lang_file_size=$(wc -c lang_$LANG.bin | cut -f1 -d' ')
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printf " lang_file_size =0x%04x (=%d bytes)\n" $lang_file_size $lang_file_size >&2
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if [ $lang_file_size -gt $lang_table_size ]; then echo "Lanaguage binary file size too big!"; finish 1; fi
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echo "updating 'firmware.bin'..." >&2
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dd if=lang_$LANG.bin of=firmware.bin bs=1 seek=$lang_table_addr conv=notrunc 2>/dev/null
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#convert bin to hex
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echo "converting to hex..." >&2
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$OBJCOPY -I binary -O ihex ./firmware.bin ./firmware.hex
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finish 0
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