Upload bootloader and bootloader aware zephyr application together

extra_script.py

@@ -0,0 +1,44 @@
+Import("env", "projenv")
+
+from os.path import isdir, join
+
+try:
+    import configparser
+except ImportError:
+    import ConfigParser as configparser
+
+config = configparser.ConfigParser()
+config.read("platformio.ini")
+
+boot_hex_file = None
+
+if 'PIOENV' in projenv:
+    cur_env = "env:" + projenv['PIOENV']
+    if config.has_section(cur_env) and config.has_option(cur_env, "boot_hex_file"):
+        boot_hex_file = config.get(cur_env, "boot_hex_file")
+
+
+# access to global build environment
+print("Using boot hex file: " + str(boot_hex_file))
+
+def _jlink_cmd_script_overwrite(env, source):
+    build_dir = env.subst("$BUILD_DIR")
+    if not isdir(build_dir):
+        makedirs(build_dir)
+    script_path = join(build_dir, "upload.jlink")
+    
+    commands = [ "h" ]
+    commands.append("loadfile %s" % (boot_hex_file))
+    commands.append("loadfile %s" % (source))
+    commands.append("r")
+    commands.append("q")
+
+    with open(script_path, "w") as fp:
+        fp.write("\n".join(commands))
+    print(script_path)
+    return script_path
+
+def before_upload(source, target, env):    
+    env.Replace(__jlink_cmd_script=_jlink_cmd_script_overwrite)
+
+env.AddPreAction("upload", before_upload)

platformio.ini

@@ -8,6 +8,8 @@
 ; Please visit documentation for the other options and examples
 ; https://docs.platformio.org/page/projectconf.html
 
+[platformio]
+default_envs = nrf52840_dk
 
 [env:nrf52840_dk]
 platform = nordicnrf52
@@ -22,6 +24,9 @@ build_flags =
     -DEN_INIT_MBEDTLS_ENTROPY=0
 lib_deps = exposure-notification
 
+extra_scripts = post:extra_script.py
+upload_protocol = jlink
+boot_hex_file = ./boot/nrf52840_dk.hex
     
 [env:desktop]
 platform = native
@@ -34,3 +39,4 @@ build_flags =
     -Wno-nullability-completeness
     -DMBEDTLS_USER_CONFIG_FILE='"user-tls.conf"'
 src_filter = --<.src/>   
+targets = test

zephyr/prj.conf

@@ -13,3 +13,5 @@ CONFIG_MBEDTLS_USER_CONFIG_FILE="user-tls.conf"
 
 #CONFIG_BT_HCI_TX_STACK_SIZE=1024
 CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=2048
+
+CONFIG_BOOTLOADER_MCUBOOT=y