mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 15:32:33 +00:00
88a2ea41da
concludes:
commit e7bc8984d9 ("scripts: make eva_ramboot.py offset configurable")
Signed-off-by: Jan-Niklas Burfeind <git@aiyionpri.me>
45 lines
1.3 KiB
Python
Executable File
45 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
import argparse
|
|
|
|
from ftplib import FTP
|
|
from os import stat
|
|
|
|
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(args.image).st_size
|
|
# arbitrary size limit, to prevent the address calculations from overflows etc.
|
|
assert size < 0x2000000
|
|
|
|
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
|
|
|
|
img = open(args.image, "rb")
|
|
ftp = FTP(args.ip, 'adam2', 'adam2')
|
|
|
|
def adam(cmd):
|
|
print("> %s"%(cmd))
|
|
resp = ftp.sendcmd(cmd)
|
|
print("< %s"%(resp))
|
|
assert resp[0:3] == "200"
|
|
|
|
ftp.set_pasv(True)
|
|
# The following parameters allow booting the avm recovery system with this
|
|
# script.
|
|
adam('SETENV memsize 0x%08x'%(addr))
|
|
adam('SETENV kernel_args_tmp mtdram1=0x%08x,0x88000000'%(haddr))
|
|
adam('MEDIA SDRAM')
|
|
ftp.storbinary('STOR 0x%08x 0x88000000'%(haddr), img)
|
|
img.close()
|
|
ftp.close()
|