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-rwxr-xr-xscripts/flashing/eva_ramboot.py30
1 files changed, 19 insertions, 11 deletions
diff --git a/scripts/flashing/eva_ramboot.py b/scripts/flashing/eva_ramboot.py
index b825d2768b..b182f09d21 100755
--- a/scripts/flashing/eva_ramboot.py
+++ b/scripts/flashing/eva_ramboot.py
@@ -1,24 +1,32 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
+
+import argparse
from ftplib import FTP
from sys import argv
from os import stat
-assert len(argv) == 3
-ip = argv[1]
-image = argv[2]
+parser = argparse.ArgumentParser(description='Tool to boot AVM EVA ramdisk images.')
+parser.add_argument('ip', type=str, help='IP-address to transfer the image to')
+parser.add_argument('image', type=str, help='Location of the ramdisk image')
+parser.add_argument('--offset', type=lambda x: int(x,0), help='Offset to load the image to in hex format with leading 0x. Only needed for non-lantiq devices.')
+args = parser.parse_args()
-size = stat(image).st_size
+size = stat(args.image).st_size
# arbitrary size limit, to prevent the address calculations from overflows etc.
assert size < 0x2000000
-# We need to align the address. A page boundary seems to be sufficient on 7362sl
-# and 7412
-addr = ((0x8000000 - size) & ~0xfff)
-haddr = 0x80000000 + addr
-img = open(image, "rb")
+if args.offset:
+ addr = size
+ haddr = args.offset
+else:
+ # We need to align the address.
+ # A page boundary seems to be sufficient on 7362sl and 7412
+ addr = ((0x8000000 - size) & ~0xfff)
+ haddr = 0x80000000 + addr
-ftp = FTP(ip, 'adam2', 'adam2')
+img = open(args.image, "rb")
+ftp = FTP(args.ip, 'adam2', 'adam2')
def adam(cmd):
print("> %s"%(cmd))