Impelement a basic logger, WIP

src/terminal.rs

@@ -0,0 +1,53 @@
+use core::fmt::Write;
+
+use alloc::string::String;
+use nova::{
+    interrupt_handlers::register_interrupt_handler, logger::Logger,
+    peripherals::uart::read_uart_data, print, println,
+};
+
+pub struct Terminal {
+    buffer: String,
+    input: String,
+}
+
+impl Terminal {
+    pub fn new() -> Self {
+        Self {
+            buffer: String::new(),
+            input: String::new(),
+        }
+    }
+
+    fn flush(&mut self) {
+        println!("{}", self.buffer);
+        print!("> {}", self.input);
+        self.buffer.clear();
+    }
+}
+
+impl Write for Terminal {
+    fn write_str(&mut self, s: &str) -> core::fmt::Result {
+        self.buffer.push_str(s);
+        Ok(())
+    }
+}
+
+impl Logger for Terminal {
+    fn flush(&mut self) {
+        println!("{}", self.buffer);
+        print!("> {}", self.input);
+        self.buffer.clear();
+    }
+}
+
+fn terminal_uart_rx_interrupt_handler() {
+    print!("{}", read_uart_data());
+}
+
+pub fn register_terminal_interrupt_handler() {
+    register_interrupt_handler(
+        nova::interrupt_handlers::IRQSource::UartInt,
+        terminal_uart_rx_interrupt_handler,
+    );
+}