From cf016f0c8b28c7198ae6adf3e6c88c61b91b07d0 Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Sat, 20 Aug 2022 23:15:52 -0700
Subject: Debug output

TODO: Add more debugging output
---
 src/kernel.rs | 53 ++++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 44 insertions(+), 9 deletions(-)

(limited to 'src/kernel.rs')

diff --git a/src/kernel.rs b/src/kernel.rs
index 3d93e37..1c3bfac 100644
--- a/src/kernel.rs
+++ b/src/kernel.rs
@@ -27,7 +27,6 @@ mod print;
 mod sync;
 mod uart;
 use crate::console::console;
-use crate::console::interface::Statistics;
 use crate::mem::alloc::alloc;
 
 /// # Initialization Code
@@ -48,13 +47,49 @@ unsafe fn kernel_init() -> ! {
 ///
 /// TODO: Figure out what to do here
 fn kernel_main() -> ! {
-	draw::draw_ukraine_flag();
-	println!();
-	draw::draw_american_flag();
-	println!();
-
-	println!("\x1b[91mInitialized\x1b[0m \x1b[92m{}\x1b[0m \x1b[93mv{}\x1b[0m", env!("CARGO_PKG_NAME"), env!("CARGO_PKG_VERSION"));
-	println!("\x1b[94mAuthors:\x1b[0m \x1b[95m{}\x1b[0m", env!("CARGO_PKG_AUTHORS"));
-	println!("Characters written to UART: \x1b[91m{}\x1b[0m", console().chars_written());
+	#[cfg(not(feature="verbose"))]
+	{
+		draw::draw_ukraine_flag();
+		println!();
+		draw::draw_american_flag();
+		println!();
+
+		println!("\x1b[91mInitialized\x1b[0m \x1b[92m{}\x1b[0m \x1b[93mv{}\x1b[0m", env!("CARGO_PKG_NAME"), env!("CARGO_PKG_VERSION"));
+		println!("\x1b[94mAuthors:\x1b[0m \x1b[95m{}\x1b[0m", env!("CARGO_PKG_AUTHORS"));
+		use crate::console::interface::Statistics;
+		println!("Characters written to UART: \x1b[91m{}\x1b[0m", console().chars_written());
+	}
+
+	#[cfg(feature="verbose")]
+	{
+		use alloc::boxed::Box;
+		{
+			let a: Box<u8> = Box::new(1);
+			println!("Box: {}", a);
+		}
+		{
+			let a: Box<u8> = Box::new(2);
+			let b: Box<u8> = Box::new(3);
+			let c: Box<u8> = Box::new(4);
+			println!("Boxes: {}, {}, {}", a, b, c);
+		}
+		{
+			let a: Box<u8> = Box::new(5);
+			let b: Box<u8> = Box::new(6);
+			let c: Box<u8> = Box::new(7);
+			println!("Boxes: {}, {}, {}", a, b, c);
+		}
+		println!("U8: {:?}", mem::alloc::U8_GRAND_ALLOC);
+		use alloc::string::String;
+		{
+			let mut s = String::new();
+			for _ in 0..128 {
+				s += "TEST";
+			}
+			println!("String: Length {}", s.capacity());
+		}
+		use crate::console::interface::Statistics;
+		println!("Characters written to UART: \x1b[91m{}\x1b[0m", console().chars_written());
+	}
 	loop { }
 }
-- 
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