add arch atmega2560 (preliminary support)

1 files changed, 26 insertions, 0 deletions

diff --git a/src/arch/atmega2560/driver/gpio.cc b/src/arch/atmega2560/driver/gpio.cc
new file mode 100644
index 0000000..60e374e
--- /dev/null
+++ b/src/arch/atmega2560/driver/gpio.cc
@@ -0,0 +1,26 @@
+/*
+ * Copyright 2021 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#include "driver/gpio.h"
+#include <avr/io.h>
+#include <avr/interrupt.h>
+
+GPIO gpio;
+
+#ifndef __acweaving
+ISR(PCINT0_vect)
+{
+}
+
+ISR(PCINT1_vect)
+{
+}
+
+/*
+ISR(PCINT2_vect)
+{
+}
+*/
+#endif