arduino/esp8266
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Added GZipped OTA support in elf2bin and PlatformIO (#7727)

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This commit is contained in:
Drzony
2020-11-29 02:09:25 +01:00
committed by GitHub
parent 8c7fd6aac1
commit 04b0c270e4
2 changed files with 35 additions and 1 deletions
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29
tools/elf2bin.py
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@ -141,6 +141,31 @@ def add_crc(out):
with open(out, "wb") as binfile:
binfile.write(raw)
def gzip_bin(mode, out):
import gzip
firmware_path = out
gzip_path = firmware_path + '.gz'
orig_path = firmware_path + '.orig'
if os.path.exists(gzip_path):
os.remove(gzip_path)
print('GZipping firmware ' + firmware_path)
with open(firmware_path, 'rb') as firmware_file, \
gzip.open(gzip_path, 'wb') as dest:
data = firmware_file.read()
dest.write(data)
orig_size = os.stat(firmware_path).st_size
gzip_size = os.stat(gzip_path).st_size
print("New FW size {:d} bytes vs old {:d} bytes".format(
gzip_size, orig_size))
if mode == "PIO":
if os.path.exists(orig_path):
os.remove(orig_path)
print('Moving original firmware to ' + orig_path)
os.rename(firmware_path, orig_path)
os.rename(gzip_path, firmware_path)
def main():
parser = argparse.ArgumentParser(description='Create a BIN file from eboot.elf and Arduino sketch.elf for upload by esptool.py')
parser.add_argument('-e', '--eboot', action='store', required=True, help='Path to the Arduino eboot.elf bootloader')
@ -150,6 +175,7 @@ def main():
parser.add_argument('-s', '--flash_size', action='store', required=True, choices=['256K', '512K', '1M', '2M', '4M', '8M', '16M'], help='SPI flash size')
parser.add_argument('-o', '--out', action='store', required=True, help='Output BIN filename')
parser.add_argument('-p', '--path', action='store', required=True, help='Path to Xtensa toolchain binaries')
parser.add_argument('-g', '--gzip', choices=['PIO', 'Arduino'], help='PIO - generate gzipped BIN file, Arduino - generate BIN and BIN.gz')
args = parser.parse_args()
@ -175,6 +201,9 @@ def main():
# Because the CRC includes both eboot and app, can only calculate it after the entire BIN generated
add_crc(args.out)
if args.gzip:
gzip_bin(args.gzip, args.out)
return 0