Mirrors/m1n1
2
0
Fork 0
mirror of https://github.com/AsahiLinux/m1n1 synced 2024-11-26 08:20:18 +00:00
Code Issues Projects Releases Packages Wiki Activity

tools/chainload.py: Allow specifying entrypoint for raw images

Browse source 
This allows running images other than m1n1 that don't have the
entrypoint at 0x800. If unspecified, it defaults to 0x800 for m1n1.

Signed-off-by: Javier Alvarez <javier.alvarez@allthingsembedded.net>
This commit is contained in:
Javier Alvarez 2022-08-19 21:45:33 +02:00 committed by Hector Martin
parent 5e6a6abcfb
commit 6836e8a72f
1 changed files with 2 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
proxyclient/tools/chainload.py
View file

@ -10,6 +10,7 @@ parser.add_argument('-q', '--quiet', action="store_true", help="Disable framebuf
parser.add_argument('-n', '--no-sepfw', action="store_true", help="Do not preserve SEPFW")
parser.add_argument('-c', '--call', action="store_true", help="Use call mode")
parser.add_argument('-r', '--raw', action="store_true", help="Image is raw")
parser.add_argument('-E', '--entry-point', action="store", type=int, help="Entry point for the raw image", default=0x800)
parser.add_argument('payload', type=pathlib.Path)
parser.add_argument('boot_args', default=[], nargs="*")
args = parser.parse_args()
@ -24,7 +25,7 @@ new_base = u.base
if args.raw:
image = args.payload.read_bytes()
image += b"\x00\x00\x00\x00"
entry = new_base + 0x800
entry = new_base + args.entry_point
else:
macho = MachO(args.payload.read_bytes())
image = macho.prepare_image()
@ -33,8 +34,6 @@ else:
entry -= macho.vmin
entry += new_base
if args.quiet:
p.iodev_set_usage(IODEV.FB, 0)