Offset | Length | Description |
---|---|---|
0 | 4 | Magic value 0x48414c4c ("HALL") |
4 | 4 | Pointer to start of first data item |
8 | 4 | Total length of data items |
12 | 1 | Checksum of data items |
13 | 1 | Unused/unknown - 0 in samples, no use found |
14 | 1 | Unused/unkonwn - 0 in samples, no use found |
15 | 1 | Checksum of first 15 bytes of header |
u8 checksum(uchar * buf, size_t len) { int i; u8 r = 0; for (i = 0; i < len; i++) r += buf[i]; return ~r; }
Offset | Length | Description |
---|---|---|
0 | 4 | Item ID |
4 | 4 | Item length |
8 | length given above | actual item data |
Item ID | Length | Meaning |
---|---|---|
9 | 1 | FPGA type -- 1 for Gaea/4000 |
8 | 53 | boot filename & flags |
1 | 18 | Unit serial number |
7 | 4 | OEM - 0 |
3 | 140 | UserInfo? -- encrypted data including username & two password-looking items (or authorization hostname & password?), plus the known HTTP username:password data; in 4.3 at least 20 bytes longer & includes ISC |
4 | 1 | PTVIO enabled = 0xff |
Item ID | Meaning |
---|---|
2 | Board serial number |
0x444c4c4f ('DLLO') | something to do with the TL810 |
0x444c4c44 ('DLLD') | something to do with the TL810 |
Topic FlashData . { Edit | Attach | Ref-By | Printable | Diffs | r1.3 | > | r1.2 | > | r1.1 | More } |
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