ATMega2560: Add stdin and stdout on UART1, UART2, UART3

6 files changed, 162 insertions, 0 deletions

diff --git a/include/arch/atmega2560/driver/stdin1.h b/include/arch/atmega2560/driver/stdin1.h
new file mode 100644
index 0000000..c32d1f8
--- /dev/null
+++ b/include/arch/atmega2560/driver/stdin1.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2021 Birte Kristina Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef STANDARDINPUT1_H
+#define STANDARDINPUT1_H
+
+class StandardInput1 {
+	private:
+		StandardInput1(const StandardInput1 &copy);
+		static unsigned char const bufsize = 16;
+		char buffer[bufsize];
+		unsigned char write_pos, read_pos;
+
+	public:
+		StandardInput1() : write_pos(0), read_pos(0) {}
+		void setup();
+		bool hasKey();
+		char getKey();
+
+		inline void addKey(char key) {
+			buffer[write_pos] = key;
+			write_pos = (write_pos + 1) % bufsize;
+		}
+};
+
+extern StandardInput1 kin1;
+
+#endif
diff --git a/include/arch/atmega2560/driver/stdin2.h b/include/arch/atmega2560/driver/stdin2.h
new file mode 100644
index 0000000..3d4c1b4
--- /dev/null
+++ b/include/arch/atmega2560/driver/stdin2.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2021 Birte Kristina Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef STANDARDINPUT2_H
+#define STANDARDINPUT2_H
+
+class StandardInput2 {
+	private:
+		StandardInput2(const StandardInput2 &copy);
+		static unsigned char const bufsize = 16;
+		char buffer[bufsize];
+		unsigned char write_pos, read_pos;
+
+	public:
+		StandardInput2() : write_pos(0), read_pos(0) {}
+		void setup();
+		bool hasKey();
+		char getKey();
+
+		inline void addKey(char key) {
+			buffer[write_pos] = key;
+			write_pos = (write_pos + 1) % bufsize;
+		}
+};
+
+extern StandardInput2 kin2;
+
+#endif
diff --git a/include/arch/atmega2560/driver/stdin3.h b/include/arch/atmega2560/driver/stdin3.h
new file mode 100644
index 0000000..ec80f43
--- /dev/null
+++ b/include/arch/atmega2560/driver/stdin3.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2021 Birte Kristina Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef STANDARDINPUT3_H
+#define STANDARDINPUT3_H
+
+class StandardInput3 {
+	private:
+		StandardInput3(const StandardInput3 &copy);
+		static unsigned char const bufsize = 16;
+		char buffer[bufsize];
+		unsigned char write_pos, read_pos;
+
+	public:
+		StandardInput3() : write_pos(0), read_pos(0) {}
+		void setup();
+		bool hasKey();
+		char getKey();
+
+		inline void addKey(char key) {
+			buffer[write_pos] = key;
+			write_pos = (write_pos + 1) % bufsize;
+		}
+};
+
+extern StandardInput3 kin3;
+
+#endif
diff --git a/include/arch/atmega2560/driver/stdout1.h b/include/arch/atmega2560/driver/stdout1.h
new file mode 100644
index 0000000..5ca03bb
--- /dev/null
+++ b/include/arch/atmega2560/driver/stdout1.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2021 Birte Kristina Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef STANDARDOUTPUT1_H
+#define STANDARDOUTPUT1_H
+
+#include "object/outputstream.h"
+
+class StandardOutput1 : public OutputStream {
+	private:
+		StandardOutput1(const StandardOutput1 &copy);
+
+	public:
+		StandardOutput1 () {}
+		void setup();
+
+		virtual void put(char c) override;
+};
+
+extern StandardOutput1 kout1;
+
+#endif
diff --git a/include/arch/atmega2560/driver/stdout2.h b/include/arch/atmega2560/driver/stdout2.h
new file mode 100644
index 0000000..6930ee5
--- /dev/null
+++ b/include/arch/atmega2560/driver/stdout2.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2021 Birte Kristina Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef STANDARDOUTPUT2_H
+#define STANDARDOUTPUT2_H
+
+#include "object/outputstream.h"
+
+class StandardOutput2 : public OutputStream {
+	private:
+		StandardOutput2(const StandardOutput2 &copy);
+
+	public:
+		StandardOutput2 () {}
+		void setup();
+
+		virtual void put(char c) override;
+};
+
+extern StandardOutput2 kout2;
+
+#endif
diff --git a/include/arch/atmega2560/driver/stdout3.h b/include/arch/atmega2560/driver/stdout3.h
new file mode 100644
index 0000000..290bded
--- /dev/null
+++ b/include/arch/atmega2560/driver/stdout3.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2021 Birte Kristina Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef STANDARDOUTPUT3_H
+#define STANDARDOUTPUT3_H
+
+#include "object/outputstream.h"
+
+class StandardOutput3 : public OutputStream {
+	private:
+		StandardOutput3(const StandardOutput3 &copy);
+
+	public:
+		StandardOutput3 () {}
+		void setup();
+
+		virtual void put(char c) override;
+};
+
+extern StandardOutput3 kout3;
+
+#endif