From 915c14eb3b717bbd168d069e296a4246c6aef117 Mon Sep 17 00:00:00 2001
From: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Date: Thu, 9 May 2024 19:23:04 +0200
Subject: MHR-23: Starting to implement SMP for AMD64.

Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
---
 Kernel/Source/AppMain.cxx     | 10 ++++++++++
 Kernel/Source/CodeManager.cxx | 37 +++++++++++++++++++------------------
 2 files changed, 29 insertions(+), 18 deletions(-)

(limited to 'Kernel/Source')

diff --git a/Kernel/Source/AppMain.cxx b/Kernel/Source/AppMain.cxx
index b91d6082..4f5de11f 100644
--- a/Kernel/Source/AppMain.cxx
+++ b/Kernel/Source/AppMain.cxx
@@ -22,6 +22,7 @@
 #include <NewKit/KernelCheck.hpp>
 #include <NewKit/String.hpp>
 #include <NewKit/Utils.hpp>
+#include <KernelKit/CodeManager.hpp>
 
 namespace Detail
 {
@@ -177,6 +178,12 @@ namespace Detail
 			return fNewFS;
 		}
 	};
+
+	STATIC NewOS::Void AppWatchdogThread(NewOS::Void)
+	{
+		NewOS::kcout << "SystemSanityThread: Exiting process...";
+		NewOS::ProcessScheduler::Shared().Leak().GetCurrent().Leak().Exit(0);
+	}
 } // namespace Detail
 
 /// @file Main microkernel entrypoint.
@@ -186,6 +193,9 @@ EXTERN_C NewOS::Void AppMain(NewOS::Void)
 	/// Now run kernel loop, until no process are running.
 	Detail::FilesystemWizard wizard; // automatic.
 
+	auto cWatchdogThreadName = "SystemSanityThread";
+	NewOS::execute_from_image((NewOS::MainKind)Detail::AppWatchdogThread, cWatchdogThreadName);
+
 	while (NewOS::ProcessScheduler::Shared().Leak().Run() > 0)
 	{
 		;
diff --git a/Kernel/Source/CodeManager.cxx b/Kernel/Source/CodeManager.cxx
index 39917163..001795ce 100644
--- a/Kernel/Source/CodeManager.cxx
+++ b/Kernel/Source/CodeManager.cxx
@@ -8,22 +8,23 @@
 #include <KernelKit/CodeManager.hpp>
 #include <KernelKit/ProcessScheduler.hpp>
 
-using namespace NewOS;
-
-/// @brief Executes a new process from a function. kernel code only.
-/// @note This sets up a new stack, anything on the main function that calls the kernel will not be accessible.
-/// @param main the start of the process.
-/// @return if the process was started or not.
-bool execute_from_image(MainKind main, const char* processName) noexcept
+namespace NewOS
 {
-	if (!main)
-		return false;
-
-	ProcessHeader proc((VoidPtr)main);
-	proc.Kind = ProcessHeader::kDriverKind;
-	rt_copy_memory((VoidPtr)processName, proc.Name, rt_string_len(proc.Name));
-
-	Ref<ProcessHeader> refProc = proc;
-
-	return ProcessScheduler::Shared().Leak().Add(refProc);
-}
\ No newline at end of file
+	/// @brief Executes a new process from a function. kernel code only.
+	/// @note This sets up a new stack, anything on the main function that calls the kernel will not be accessible.
+	/// @param main the start of the process.
+	/// @return if the process was started or not.
+	bool execute_from_image(MainKind main, const char* processName) noexcept
+	{
+		if (!main)
+			return false;
+
+		ProcessHeader proc((VoidPtr)main);
+		proc.Kind = ProcessHeader::kDriverKind;
+		rt_copy_memory((VoidPtr)processName, proc.Name, rt_string_len(proc.Name));
+
+		Ref<ProcessHeader> refProc = proc;
+
+		return ProcessScheduler::Shared().Leak().Add(refProc);
+	}
+} // namespace NewOS
\ No newline at end of file
-- 
cgit v1.2.3