add minimal LM4F120H5QR (LM4F120XL Stellaris Launchpad) support

1 files changed, 32 insertions, 0 deletions

diff --git a/include/arch/lm4f120h5qr-stellaris/driver/uptime.h b/include/arch/lm4f120h5qr-stellaris/driver/uptime.h
new file mode 100644
index 0000000..4031e61
--- /dev/null
+++ b/include/arch/lm4f120h5qr-stellaris/driver/uptime.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2021 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef UPTIME_H
+#define UPTIME_H
+
+#include <stdint.h>
+
+class Uptime {
+	private:
+		Uptime(const Uptime &copy);
+#ifdef TIMER_S
+		uint32_t seconds;
+#endif
+
+	public:
+#ifdef TIMER_S
+		Uptime () : seconds(0) {}
+#else
+		Uptime () {}
+#endif
+#ifdef TIMER_S
+		inline uint32_t get_s() { return seconds; }
+		inline void tick_s() { seconds++; }
+#endif
+};
+
+extern Uptime uptime;
+
+#endif