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Merge pull request #297 from Nitrokey/sz-nrf52-debug
NRF52 debug tools update
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../../runners/embedded/artifacts/runner-nrf52-bootloader-nk3am.elf |
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set pagination off | ||
set logging file gdb.txt | ||
set logging on | ||
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set architecture arm | ||
set endian little | ||
set arm fallback-mode thumb | ||
set arm force-mode thumb | ||
set style enabled off | ||
file binary.elf | ||
target remote :3333 | ||
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define stepinf | ||
while(1) | ||
p $msp | ||
step | ||
end | ||
end | ||
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# Automatically start tracing upon reaching the following line | ||
# b transport.rs:181 | ||
# commands | ||
# stepinf | ||
# end |
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from matplotlib import pyplot as plt | ||
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""" | ||
Quickly graph gdb msp prints. | ||
rg -F "= (*mut ()) " gdb.txt > gdb.txt.stack | ||
Expected format is like: | ||
... | ||
$38057 = (*mut ()) 0x2001b478 | ||
$38058 = (*mut ()) 0x2001b478 | ||
... | ||
""" | ||
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PATH = 'gdb.txt.stack' | ||
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def main(): | ||
data = [] | ||
with open(PATH, 'r') as f: | ||
for line in f: | ||
num = int(line.split()[-1], 16) | ||
num = num - 0x20000000 | ||
num = num // 1024 | ||
data.append(num) | ||
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print(len(data)) | ||
plt.plot(data) | ||
plt.ylabel('free stack memory left [kB]') | ||
plt.xlabel('sample no.') | ||
plt.show() | ||
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if __name__ == '__main__': | ||
main() |