Create flash script for Jlink/nrf52dk

Signed-off-by: Joakim Bech <joakim.bech@linaro.org>

1 files changed, 13 insertions, 1 deletions

diff --git a/patch_mynewt_img.py b/patch_mynewt_img.py
index 634399d..d2f4761 100755
--- a/patch_mynewt_img.py
+++ b/patch_mynewt_img.py
@@ -79,6 +79,14 @@ def append_hash(image_file, digest):
         f.write(digest.decode('hex'))
         f.close()
 
+def create_jlink_script(image_file, commander_script="CommanderScript"):
+    with open("flash_zephyr.jlink", "w+") as f:
+        f.write("device nrf52\n")
+        f.write("si 1\n")
+        f.write("speed auto\n")
+        f.write("loadfile %s 0x8000\n" % image_file)
+        f.close()
+
 
 def usage():
     print(sys.argv[0] + " -b <zephyr.bin> -i <zephyr.img> -o <offset>")
@@ -86,7 +94,7 @@ def usage():
 
 def main(argv):
     binary_file = "zephyr.bin"
-    image_file = "zephyr.img"
+    image_file = "zephyr.img.bin"
     offset = 0x80
     try:
         opts, args = getopt.getopt(argv, 'b:i:o:h', ['bin=', 'img=', 'offset=', "help"])
@@ -116,11 +124,15 @@ def main(argv):
 
     hdr = create_header(binary_file)
     write_partial_img(binary_file, image_file, hdr)
+
     digest = calculate_hash(image_file)
     print("Hash of intermediate image: %s" % digest)
 
     append_hash(image_file, digest)
 
+    create_jlink_script(image_file)
+
+
 if __name__ == "__main__":
     if sys.argv[1]:
         try: