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5518ca2b2e
Instead of looking in PATH on the host to find bossac we now depend on the native variant we build and set the path to our yocto build tool. Signed-off-by: Stefan Schmidt <stefan.schmidt@huawei.com> Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com> Signed-off-by: Naveen Saini <naveen.kumar.saini@intel.com>
50 lines
1.6 KiB
Plaintext
50 lines
1.6 KiB
Plaintext
#@DESCRIPTION: class file to flash boards like Arduino Nano BLE which depends on bossac for flashing
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DEPENDS += "bossa-native"
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python do_flash_usb() {
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import shutil
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import subprocess
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import serial.tools.list_ports
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# Check if bossac is avaiable for flashing
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bossac_path = shutil.which("bossac")
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if not bossac_path:
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bb.fatal("ERROR: bossac not found.")
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board = d.getVar('BOARD')
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if board == 'arduino_nano_33_ble':
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# find the serial port to which board is connected to
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for port in serial.tools.list_ports.comports():
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if 'Arduino Nano 33 BLE' in port.description:
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serial_port = port.device
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break
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else:
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bb.fatal("ERROR: board not connected for flashing. Connect via USB and enable permission to connected port")
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image = "%s/%s.bin" % (d.getVar('DEPLOY_DIR_IMAGE'), d.getVar('PN'))
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command = [bossac_path, '-p', serial_port , '-R', '-e', '-w', '-v', '-b', image]
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else:
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bb.fatal("ERROR: Unsupported board %s" % board)
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bb.note("command: %s" % command)
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bb.plain("Attempting to flash board: %s" % board)
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# Random failure are a possibility here, retry till there is a success for finite times
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for _ in range(10, 0, -1):
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try:
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subprocess.check_call(command)
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bb.plain("Bossac Flashing board: %s Success " % board)
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break
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except subprocess.CalledProcessError as e:
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bb.warn("Failed to flash %s (error code: %s). Retrying after 1 second..." % (board, e.returncode))
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time.sleep(1)
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}
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addtask do_flash_usb after do_deploy
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do_flash_usb[nostamp] = "1"
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