From 2a55adcb934a9fd5bf5d75f30dc4e7e0f647aeaa Mon Sep 17 00:00:00 2001
From: Jack Rubacha <rubacha.jack03@gmail.com>
Date: Sat, 10 Aug 2024 21:10:49 -0400
Subject: [PATCH] initial versioning scheme, mpu only

---
 cangen/can-messages/mpu.yaml | 45 ++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/cangen/can-messages/mpu.yaml b/cangen/can-messages/mpu.yaml
index 8bed954..d39abe8 100644
--- a/cangen/can-messages/mpu.yaml
+++ b/cangen/can-messages/mpu.yaml
@@ -151,6 +151,51 @@ msgs:
         - !CANPoint
             size: 32
 
+# versioning message, identical to shep
+- !CANMsg
+    id: "0x698"
+    desc: "Cerberus Version Tag"
+    feilds:
+    - !NetField: # the version number
+        name: "MPU/Version/Tag"
+        unit: "major.minor.patch"
+        points:
+        - !CANPoint
+            size: 8
+        - !CANPoint
+            size: 8
+        - !CANPoint
+            size: 8
+    - !NetField: # whether there were uncommitted changes
+        name: "MPU/Version/Dirty"
+        unit: "bool"
+        points:
+        - !CANPoint
+            size: 8
+    - !NetField: # whether there were local commits not pushed to the remote
+        name: "MPU/Version/LocalCommit"
+        unit: "bool"
+        points:
+        - !CANPoint
+            size: 8
+
+- !CANMsg
+    id: "0x699"
+    desc: "Cerberus Version Hash"
+    feilds:
+    - !NetField: # the short hash of the code when make was ran
+        name: "MPU/Version/ShortHash" # use `git show $(echo "obase=16; <value>")` to fetch
+        unit: ""
+        points:
+        - !CANPoint
+            size: 32
+    - !NetField: # a random commit hash of the individual's git name who ran make
+        name: "MPU/Version/AuthorHash" # use `git log --format=%an -1 -p $(echo "obase=16; <value>") | head -n 1` to fetch
+        unit: ""
+        points:
+        - !CANPoint
+            size: 32
+
 # debugging only - use messages as needed, be sure to fill rest with FFs and only send from one place in code
 - !CANMsg
     id: "0x701"