Initial commit

include/shell.h

@@ -0,0 +1,15 @@
+#pragma once
+
+// SerialShell header
+
+void shell_init();
+
+void shell_echo(bool echo);
+
+void shell_prompt(char* prompt);
+
+void shell_callback(void(*cb)(char*, int));
+
+void shell_loop();
+
+const int IBUF_MAX = 255;