From a04cf2dbb8d2e890405fbf0a1022aaad3015b1e8 Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Fri, 26 Aug 2022 17:25:34 -0700
Subject: Modularize

---
 src/util/print.rs | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 src/util/print.rs

(limited to 'src/util/print.rs')

diff --git a/src/util/print.rs b/src/util/print.rs
new file mode 100644
index 0000000..34e808c
--- /dev/null
+++ b/src/util/print.rs
@@ -0,0 +1,56 @@
+//! # Printing to UART
+//!
+//! This module contains the macros to print formatted strings to UART.
+use crate::bsp::drivers::uart::UART_WRITER;
+use crate::lib::console::interface::Write;
+use core::fmt;
+
+#[doc(hidden)]
+pub fn _serial_print(args: fmt::Arguments) {
+    UART_WRITER.write_fmt(args).unwrap();
+}
+
+/// # Print without newline
+///
+/// Print formatted arguments without a newline
+#[macro_export]
+macro_rules! serial_print {
+	($($arg:tt)*) => ($crate::util::print::_serial_print(format_args!($($arg)*)));
+}
+
+/// # Print with newline
+///
+/// Print formatted arguments with a newline
+#[macro_export]
+macro_rules! serial_println {
+	() => ($crate::serial_print!("\n"));
+	($($arg:tt)*) => ({
+		$crate::util::print::_serial_print(format_args_nl!($($arg)*));
+	})
+}
+
+/// # Debug print without newline
+///
+/// Print formatted arguments without a newline but only with `verbose` feature
+#[macro_export]
+macro_rules! serial_vprint {
+	($($arg:tt)*) => ({
+		#[cfg(feature="verbose")]
+		$crate::util::print::_serial_print(format_args!($($arg)*))
+	});
+}
+
+/// # Debug print with newline
+///
+/// Print formatted arguments with a newline but only with `verbose` feature
+#[macro_export]
+macro_rules! serial_vprintln {
+	() => ({
+		#[cfg(feature="verbose")]
+		$crate::serial_print!("\n")
+	});
+	($($arg:tt)*) => ({
+		#[cfg(feature="verbose")]
+		$crate::util::print::_serial_print(format_args_nl!($($arg)*));
+	})
+}
-- 
cgit v1.2.1