Draw on VESA for console using ransid

kernel/console.rs

@@ -1,15 +0,0 @@
-use ransid::Console;
-use spin::{Once, Mutex, MutexGuard};
-
-/// Console
-static CONSOLE: Once<Mutex<Console>> = Once::new();
-
-/// Initialize console, called if needed
-fn init_console() -> Mutex<Console> {
-    Mutex::new(Console::new(0, 0))
-}
-
-/// Get the global console
-pub fn console() -> MutexGuard<'static, Console> {
-    CONSOLE.call_once(init_console).lock()
-}

kernel/context/mod.rs

@@ -80,7 +80,7 @@ impl ContextList {
             }
             context.arch.set_stack(stack.as_ptr() as usize + offset);
             context.kstack = Some(stack);
-            print!("{}", format!("{}: {:X}\n", context.id, func as usize));
+            println!("{}: {:X}", context.id, func as usize);
         }
         Ok(context_lock)
     }

kernel/lib.rs

@@ -97,12 +97,8 @@ extern crate collections;
 #[macro_use]
 extern crate bitflags;
 extern crate goblin;
-extern crate ransid;
 extern crate spin;
 
-/// Console
-pub mod console;
-
 /// Context management
 pub mod context;
 
@@ -134,7 +130,8 @@ pub extern fn context_test() {
 pub extern fn kmain() {
     context::init();
 
-    print!("{}", format!("BSP: {:?}\n", syscall::getpid()));
+    let pid = syscall::getpid();
+    println!("BSP: {:?}", pid);
 
     if let Ok(_context_lock) = context::contexts_mut().spawn(context_test) {
         print!("Spawned context\n");
@@ -153,7 +150,8 @@ pub extern fn kmain() {
 pub extern fn kmain_ap(id: usize) {
     context::init();
 
-    print!("{}", format!("AP {}: {:?}\n", id, syscall::getpid()));
+    let pid = syscall::getpid();
+    println!("AP {}: {:?}", id, pid);
 
     loop {
         unsafe { interrupt::enable_and_halt() }