1 files changed, 36 insertions, 0 deletions
diff --git a/test-cli/test/flashers/flasheeprom.py b/test-cli/test/flashers/flasheeprom.py
new file mode 100644
index 0000000..e427b87
--- /dev/null
+++ b/test-cli/test/flashers/flasheeprom.py
@@ -0,0 +1,36 @@
+import os
+import binascii
+
+
+def flash_eeprom(eeprompath, boarduuid, mac0, mac1=None):
+    print("Start programming Eeprom...")
+    # check if eeprompath is correct
+    if os.path.isfile(eeprompath):
+        # create u-boot data struct
+        data = bytearray()
+        data += (2029785358).to_bytes(4, 'big')  # magicid --> 0x78FC110E
+        data += bytearray([0, 0, 0, 0])  # crc32 = 0
+        data += bytearray(boarduuid + "\0",
+                          'ascii')  # uuid --> 'c0846c8a-5fa5-11ea-8576-f8b156ac62d7' and \0 at the end
+        data += binascii.unhexlify(mac0.replace(':', ''))  # mac0 --> 'f8:b1:56:ac:62:d7'
+        if mac1 is not None:
+            data += binascii.unhexlify(mac1.replace(':', ''))  # mac1 --> 'f8:b1:56:ac:62:d7'
+        else:
+            data += bytearray([0, 0, 0, 0, 0, 0])  # mac1 --> 0:0:0:0:0:0
+        # calculate crc
+        crc = (binascii.crc32(data, 0)).to_bytes(4, 'big')
+        data[4:8] = crc
+        # write into eeprom and read back
+        f = open(eeprompath, "r+b")
+        f.write(data)
+        f.seek(0)
+        data_rx = f.read(57)
+        for i in range(57):
+            if data_rx[i] != data[i]:
+                print("Error while programming eeprom memory.")
+                return 1
+        print("Eeprom programmed succesfully.")
+        return 0
+    else:
+        print("eeprom memory not found.")
+        return 1