From dffdcd36dbee5e82dd5d2fdb7817590ebaf1dab0 Mon Sep 17 00:00:00 2001
From: adrien balleyguier <adriendino.balleyguier@master.hes-so.ch>
Date: Thu, 21 May 2026 10:22:25 +0200
Subject: [PATCH] feat(nodes): using an explicit thread, as it may cause the
 huge battery usage

---
 nodes/src/main.c       | 12 ++++++------
 nodes/src/supervisor.c | 10 ++++++++++
 nodes/src/supervisor.h |  5 +++++
 3 files changed, 21 insertions(+), 6 deletions(-)

diff --git a/nodes/src/main.c b/nodes/src/main.c
index 899afdd..3ced2ea 100644
--- a/nodes/src/main.c
+++ b/nodes/src/main.c
@@ -10,9 +10,9 @@
 
 #include "supervisor.h"
 
-int main(void){
-    supervisor_init();
-    supervisor_run();
-    // should never come here
-	return 0;
-}
+// size of a stack used by the supervisor thread
+#define STACKSIZE 1024
+// scheduling priority used by the supervisor thread
+#define PRIORITY 7
+
+K_THREAD_DEFINE(supervisor_id, STACKSIZE, thread_supervisor, NULL, NULL, NULL, PRIORITY, 0, 0);
diff --git a/nodes/src/supervisor.c b/nodes/src/supervisor.c
index 11ccaa2..66d0583 100644
--- a/nodes/src/supervisor.c
+++ b/nodes/src/supervisor.c
@@ -4,6 +4,16 @@ const int SLEEP_GRANULARITY = 2;                    // [min]
 const int SLEEP_MIN_DURATION = SLEEP_GRANULARITY;   // [min]
 const int SLEEP_MAX_DURATION = 30;                  // [min]
 
+// Zephyr related stuff
+
+void thread_supervisor(){
+    supervisor_init();
+    supervisor_run();
+    //should never return
+}
+
+// supervisor stuff
+
 enum error_code supervisor_init(){
     enum error_code ret = init_failed;
     if(
diff --git a/nodes/src/supervisor.h b/nodes/src/supervisor.h
index ff71e2b..68c3576 100644
--- a/nodes/src/supervisor.h
+++ b/nodes/src/supervisor.h
@@ -16,6 +16,11 @@ extern const int SLEEP_GRANULARITY;     // [min]
 extern const int SLEEP_MIN_DURATION;    // [min]
 extern const int SLEEP_MAX_DURATION;    // [min]
 
+/**
+*   @brief  thread function to run the supervisor in zephyr environment
+*/
+void thread_supervisor();
+
 /**
 *   @brief  init the supervisor, and thus the complete plein_de_ee application
 *   @return init_failed upon any error occurring during the initialisation of any module