From 4ee20705733e74cf7332a448cf344c737b1f02fa Mon Sep 17 00:00:00 2001
From: Michael Mueller <michael.mueller@uos.de>
Date: Mon, 7 Aug 2023 17:53:44 +0200
Subject: [PATCH] Example code for persistent cell.

---
 .../app/persistent_cell/persistent_cell.cc    | 36 +++++++++++++++++++
 repos/mml/src/app/persistent_cell/target.mk   |  3 ++
 2 files changed, 39 insertions(+)
 create mode 100644 repos/mml/src/app/persistent_cell/persistent_cell.cc
 create mode 100644 repos/mml/src/app/persistent_cell/target.mk

diff --git a/repos/mml/src/app/persistent_cell/persistent_cell.cc b/repos/mml/src/app/persistent_cell/persistent_cell.cc
new file mode 100644
index 0000000000..bc3db06588
--- /dev/null
+++ b/repos/mml/src/app/persistent_cell/persistent_cell.cc
@@ -0,0 +1,36 @@
+#include <base/component.h>
+#include <base/env.h>
+#include <base/log.h>
+#include <timer_session/connection.h>
+
+namespace Hoitaja_test {
+    struct Persistent_cell;
+}
+
+
+struct Hoitaja_test::Persistent_cell
+{
+    Genode::Env &_env;
+    Timer::Connection _timer{_env};
+
+    void _handle_timeout() 
+    {
+        Genode::log("My affinity is ", _env.cpu().affinity_space());
+        Genode::log("My PD cap is ", _env.pd_session_cap());
+        _timer.trigger_once(5 * 1000 * 1000);
+    }
+
+    Genode::Signal_handler<Persistent_cell> _timeout_handler{
+        _env.ep(), *this, &Persistent_cell::_handle_timeout};
+        
+    Persistent_cell(Genode::Env &env) : _env(env)
+    {
+        Genode::log("My affinity is ", _env.cpu().affinity_space());
+        Genode::log("My PD cap is ", _env.pd().address_space());
+        _timer.sigh(_timeout_handler);
+
+        _timer.trigger_once(5 * 1000 * 1000);
+    }
+};
+
+void Component::construct(Genode::Env &env) { static Hoitaja_test::Persistent_cell cell(env); }
\ No newline at end of file
diff --git a/repos/mml/src/app/persistent_cell/target.mk b/repos/mml/src/app/persistent_cell/target.mk
new file mode 100644
index 0000000000..a8ef285365
--- /dev/null
+++ b/repos/mml/src/app/persistent_cell/target.mk
@@ -0,0 +1,3 @@
+TARGET = persistent_cell
+SRC_CC = persistent_cell.cc
+LIBS += base 
\ No newline at end of file