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bootloader: align during docker build

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This commit is contained in:
Pavol Rusnak 2017-07-19 12:52:36 +02:00
parent 1c55ec0fb3
commit 5fa82cc4cb
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2 changed files with 2 additions and 2 deletions
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2
bootloader-docker-build.sh
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@ -12,7 +12,7 @@ docker run -t -v $(pwd)/output:/output $IMAGETAG /bin/sh -c "\
git submodule update --init && \
CFLAGS='-std=c99' make -C vendor/libopencm3 && \
make && \
make -C bootloader && \
make -C bootloader align && \
cp bootloader/bootloader.bin /output/bootloader-$FIRMWARETAG.bin"
echo "---------------------"

2
bootloader/firmware_align.py
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@ -7,5 +7,5 @@ fs = os.stat(fn).st_size
if fs > 32768:
raise Exception('bootloader has to be smaller than 32768 bytes')
with open(fn, 'ab') as f:
f.write(os.urandom(32768 - fs))
f.write(b'\xFF' * (32768 - fs))
f.close()