Warnings removal

arch/x86_64/src/device/ps2.rs

@@ -40,6 +40,7 @@ bitflags! {
 }
 
 #[repr(u8)]
+#[allow(dead_code)]
 enum Command {
     ReadConfig = 0x20,
     WriteConfig = 0x60,
@@ -55,6 +56,7 @@ enum Command {
 }
 
 #[repr(u8)]
+#[allow(dead_code)]
 enum KeyboardCommand {
     EnableReporting = 0xF4,
     SetDefaults = 0xF6,
@@ -62,6 +64,7 @@ enum KeyboardCommand {
 }
 
 #[repr(u8)]
+#[allow(dead_code)]
 enum MouseCommand {
     GetDeviceId = 0xF2,
     EnableReporting = 0xF4,
@@ -282,7 +285,7 @@ impl Ps2 {
                 dy -= 0x100;
             }
 
-            let extra = if self.mouse_extra {
+            let _extra = if self.mouse_extra {
                 self.mouse[3]
             } else {
                 0

arch/x86_64/src/device/serial.rs

@@ -32,6 +32,7 @@ bitflags! {
     }
 }
 
+#[allow(dead_code)]
 pub struct SerialPort {
     /// Data register, read to receive, write to send
     data: Pio<u8>,
@@ -62,10 +63,6 @@ impl SerialPort {
         }
     }
 
-    fn int_en(&self) -> IntEnFlags {
-        IntEnFlags::from_bits_truncate(self.int_en.read())
-    }
-
     fn line_sts(&self) -> LineStsFlags {
         LineStsFlags::from_bits_truncate(self.line_sts.read())
     }
@@ -76,6 +73,7 @@ impl SerialPort {
     }
 
     fn init(&mut self) {
+        //TODO: Cleanup
         self.int_en.write(0x00);
         self.line_ctrl.write(0x80);
         self.data.write(0x03);
@@ -88,7 +86,7 @@ impl SerialPort {
 
     pub fn on_receive(&mut self) {
         let data = self.data.read();
-        write!(self, "SERIAL {:X}\n", data);
+        let _ = write!(self, "SERIAL {:X}\n", data);
     }
 }
 
@@ -111,8 +109,6 @@ pub struct SerialConsole;
 
 impl Write for SerialConsole {
     fn write_str(&mut self, s: &str) -> Result<(), fmt::Error> {
-        COM1.lock().write_str(s);
-
-        Ok(())
+        COM1.lock().write_str(s)
     }
 }

arch/x86_64/src/interrupt/irq.rs

@@ -19,7 +19,7 @@ interrupt!(pit, {
     let low = io::inb(0x40);
     let high = io::inb(0x40);
     let count = (high as u16) << 8 | (low as u16);
-    let missed = 5370 - count;
+    let _missed = 5370 - count;
     master_ack();
 });
 

arch/x86_64/src/start.rs

@@ -196,7 +196,6 @@ pub unsafe extern fn kstart_ap(stack_start: usize, stack_end: usize) -> ! {
     }
 
     if let Some(ref mut display) = *device::display::DISPLAY.lock() {
-        let width = display.width;
         display.char(0, ap_number * 16, (ap_number as u8 + b'0') as char, 0xFF00);
     }
 

kernel/lib.rs

@@ -136,7 +136,7 @@ pub extern fn kmain() {
 
     print!("{}", format!("BSP: {:?}\n", syscall::getpid()));
 
-    if let Ok(context_lock) = context::contexts_mut().spawn(context_test) {
+    if let Ok(_context_lock) = context::contexts_mut().spawn(context_test) {
         print!("Spawned context\n");
     }