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#!/bin/bash
#
# Compare the amount of RAM used in all stm32 programs to a
# threshold. The idea is trap changes to x86 code that will
# cause out of memory issues on the stm32
#
# This can be run from the command line or via a ctest, it doesn't
# require stm32 hardware.
#
# usage:
# cd ~/codec2/stm32/build_stm32
# ./check_ram_limit [threshold]
echo "Checking end of used RAM in all stm32 programs......."
thresh=0x20006000
[[ $# -gt 0 ]] && thresh=$1
map_files=`find . -name '*.map'`
for f in $map_files
do
ram_used=`cat $f | grep bss_end | sed 's/^.*\(0x[a-f0-9]*\).*/\1/'`
printf "%-40s 0x%x\n" $f $ram_used
[[ $ram_used -gt $thresh ]] && echo -e "\n ***** FAIL - LIMIT is $thresh !!! *****\n" && exit 1
done
echo "PASS"
exit 0
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