How-to guide
Flash
1) Send Request PIT flash
2) Send Begin PIT flash
3) Send the entire PIT in one go
4) Send End PIT flash
Dump
1) Send Begin PIT dump
2) Split the filesize into blocks
3) Send Dump PIT data block
- Repeat until end
5) Send End PIT dump
Packets
Flashing
Request PIT flash
Request:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type |
| 0x00 | 32-bit integer | Packet’s command |
Response:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type, would be 0xFF on failure |
| 0x00 | 32-bit integer | Status code. Is always zero. |
Begin PIT flash
Request:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type |
| 0x02 | 32-bit integer | Packet’s command |
| dynamic | 32-bit integer | PIT size, in bytes |
Response:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type, would be 0xFF on failure |
| 0x00 | 32-bit integer | Status code. Is always zero. |
Send PIT data
Request:
| Value | Argument Type | Information |
|---|---|---|
| dynamic | Raw byte buffer | PIT file data buffer |
Response:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type, would be 0xFF on failure |
| 0x00 | 32-bit integer | Status code. Is always zero. |
End PIT Flash
Request:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type |
| 0x03 | 32-bit integer | Packet’s command |
Response:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type, would be 0xFF on failure |
| 0x00 | 32-bit integer | Status code. Is always zero. |
Dumping
Request PIT data dump
Request:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type |
| 0x01 | 32-bit integer | Packet’s command |
Response:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type, would be 0xFF on failure |
| dynamic | 32-bit integer | PIT file size. Ususally it is 0x4000 |
Dump PIT data block
One block is 500 bytes. Send an empty packet after last block.
Request:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type |
| 0x02 | 32-bit integer | Packet’s command |
| dynamic | 32-bit integer | Current block index |
Response:
| Value | Argument Type | Information |
|---|---|---|
| dynamic | Raw byte buffer | The requested block’s data buffer |
End PIT dump
Identical to End PIT flash.
Request:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type |
| 0x03 | 32-bit integer | Packet’s command |
Response:
| Value | Argument Type | Information |
|---|---|---|
| 0x65 | 32-bit integer | Packet type, would be 0xFF on failure |
| 0x00 | 32-bit integer | Status code. Is always zero |