From d507b84a76b3a9a976e0c91f549f781be6c3a68b Mon Sep 17 00:00:00 2001
From: Andrey Kruchinkin <Frimanservice@gmail.com>
Date: Sat, 29 Aug 2026 22:18:53 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9E=D0=B1=D0=BD=D0=BE=D0=B2=D0=B8=D1=82?=
 =?UTF-8?q?=D1=8C=20Python-=D0=B4=D0=B5=D0=BA=D0=BE=D0=B4=D0=B5=D1=80=20Pr?=
 =?UTF-8?q?otoCAN=20Boot?=
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Content-Transfer-Encoding: 8bit

---
 python/protocan/protocan.py | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/python/protocan/protocan.py b/python/protocan/protocan.py
index ee174d6..540c44e 100644
--- a/python/protocan/protocan.py
+++ b/python/protocan/protocan.py
@@ -39,6 +39,11 @@ class MsgType(IntEnum):
     MODBUS_HOLDING = 0b0110
     MODBUS_INPUT = 0b0111
     ERROR = 0b1000
+    BOOT_CONTROL = 0b1001
+    BOOT_DATA_A = 0b1010
+    BOOT_DATA_B = 0b1011
+    BOOT_STATUS = 0b1100
+    BOOT_DISCOVERY = 0b1101
     PULSE = 0b1111
 
 
@@ -90,6 +95,11 @@ MSGTYPE_RU = {
     MsgType.MODBUS_HOLDING: "Modbus Holding",
     MsgType.MODBUS_INPUT: "Modbus Input",
     MsgType.ERROR: "Error",
+    MsgType.BOOT_CONTROL: "Boot Control",
+    MsgType.BOOT_DATA_A: "Boot Data A",
+    MsgType.BOOT_DATA_B: "Boot Data B",
+    MsgType.BOOT_STATUS: "Boot Status",
+    MsgType.BOOT_DISCOVERY: "Boot Discovery",
     MsgType.PULSE: "Pulse",
 }
 
@@ -298,6 +308,11 @@ def decode(raw_id: int, data: bytes, ide: bool = True, rtr: bool = False) -> Dec
         MsgType.MODBUS_HOLDING: _decode_modbus_reg,
         MsgType.MODBUS_INPUT: _decode_modbus_reg,
         MsgType.ERROR: _decode_error,
+        MsgType.BOOT_CONTROL: _decode_boot,
+        MsgType.BOOT_DATA_A: _decode_boot,
+        MsgType.BOOT_DATA_B: _decode_boot,
+        MsgType.BOOT_STATUS: _decode_boot,
+        MsgType.BOOT_DISCOVERY: _decode_boot,
         MsgType.PULSE: _decode_pulse,
     }
     try:
@@ -312,6 +327,28 @@ def decode(raw_id: int, data: bytes, ide: bool = True, rtr: bool = False) -> Dec
     return res
 
 
+def _decode_boot(res: Decoded) -> None:
+    kind = MsgType(res.id.msg_type)
+    if kind == MsgType.BOOT_CONTROL:
+        command = res.id.msg_body & 0xFF
+        session = res.id.msg_body >> 8
+        names = {1: "IDENTIFY", 2: "ENTER_BOOT", 3: "BEGIN_IMAGE",
+                 4: "BEGIN_COMPAT", 5: "ERASE", 6: "VERIFY", 7: "COMMIT",
+                 8: "CONFIRM", 9: "REBOOT", 10: "ABORT", 11: "QUERY_PROGRESS"}
+        res.summary = "BOOT CONTROL %s, session=%d" % (
+            names.get(command, "0x%02X" % command), session)
+    elif kind in (MsgType.BOOT_DATA_A, MsgType.BOOT_DATA_B):
+        res.summary = "BOOT DATA slot %s, block=%d" % (
+            "A" if kind == MsgType.BOOT_DATA_A else "B", res.id.msg_body)
+    elif kind == MsgType.BOOT_STATUS:
+        res.summary = "BOOT STATUS command=0x%02X, session=%d" % (
+            res.id.msg_body & 0xFF, res.id.msg_body >> 8)
+    else:
+        res.summary = "BOOT DISCOVERY"
+        if res.data[:4] == b"PONG" and len(res.data) == 8:
+            res.summary = "PONG, FW %d.%d, protocol %d" % tuple(res.data[4:7])
+
+
 def _decode_broadcast(res: Decoded) -> None:
     body, btype = split_broadcast(res.id.msg_body)
     res.fields.append(("  Broadcast.Type", "0x%03X — %s" % (