diff options
| author | Mikhail Zhilkin <csharper2005@gmail.com> | 2022-03-18 17:02:30 +0000 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2022-07-03 20:25:38 +0200 |
| commit | 87092b3c065978fc0e673856c34b3db0829280db (patch) | |
| tree | 034f7bea3748c10dfccb3403d7a7bc6dc18945d8 /package | |
| parent | 442708dfe2f599796b87eb113b03ab6cc42e0292 (diff) | |
| download | upstream-87092b3c065978fc0e673856c34b3db0829280db.tar.gz upstream-87092b3c065978fc0e673856c34b3db0829280db.tar.bz2 upstream-87092b3c065978fc0e673856c34b3db0829280db.zip | |
scripts: add support for Sercomm kernel header
This scripts creates custom kernel header that necessary for Sercomm
mt7621 devices:
- Sercomm S3
- Beeline SmartBox Giga
- Beeline SmartBox Pro
- Beeline Smartbox Turbo
- Beeline Smartbox Turbo+
- WiFire S1500.NBN
Header format
-------------
+--------+---------------+------------------------+
| Offset | Value | Description |
+========+===============+========================+
| 0x0 | 53 65 72 00 | Magic "Ser." |
+--------+---------------+------------------------+
| 0x4 | 04 00 00 01 | End offset of RootFS |
+--------+---------------+------------------------+
| | | This header checksum |
| 0x8 | d6 14 9a c1 | htonl(~crc) |
+--------+---------------+------------------------+
| 0xc | 02 ff ff ff | Constant |
+--------+---------------+------------------------+
| 0x10 | 00 01 40 00 | Kernel start offset |
+--------+---------------+------------------------+
| 0x14 | c6 94 24 00 | Kernel length |
+--------+---------------+------------------------+
| | | Kernel checksum |
| 0x18 | e7 78 89 f1 | htonl(~crc) |
+--------+---------------+------------------------+
| 0x1c | 00 00 00 00 | Constant |
+--------+---------------+------------------------+
| 0x20 | ff ff ff ff | Constant |
+--------+---------------+------------------------+
| 0x24 | ff ff ff ff | Constant |
+--------+---------------+------------------------+
| 0x28 | 00 00 00 01 | RootFS offset |
+--------+---------------+------------------------+
| | | RootFS length |
| 0x2c | 04 00 00 00 | Always 0x4, we check |
| | | UBI magic only |
+--------+---------------+------------------------+
| | | RootFS checksum |
| 0x30 | 1c fc 55 2d | htonl(~crc) |
| | | Const for UBI magic |
+--------+---------------+------------------------+
| 0x34 | 00 00 00 00 | Constant |
+--------+---------------+------------------------+
| 0x38 | ff ff ff ff … | Pad to 0x100 |
+--------+---------------+------------------------+
Signed-off-by: Mikhail Zhilkin <csharper2005@gmail.com>
Diffstat (limited to 'package')
0 files changed, 0 insertions, 0 deletions