Patch keyboard capslock alt (#219)

* keyboard-alt-capslock

* 解决键盘输入'%'字符的时候无法回显的bug

---------

Co-authored-by: longjin <longjin@RinGoTek.cn>

kernel/src/driver/tty/mod.rs

@@ -5,7 +5,7 @@ use thingbuf::mpsc::{
     errors::{TryRecvError, TrySendError},
 };
 
-use crate::{libs::rwlock::RwLock, kdebug};
+use crate::libs::rwlock::RwLock;
 
 pub mod tty_device;
 
@@ -286,7 +286,7 @@ impl TtyCore {
     pub fn disable_echo(&self) {
         self.state.write().set(TtyCoreState::ECHO_ON, false);
     }
-    
+
     /// @brief 判断当前tty核心，是否开启了输入回显
     ///
     /// @return true 开启了输入回显

kernel/src/driver/tty/tty_device.rs

@@ -9,10 +9,9 @@ use crate::{
         devfs::{devfs_register, DevFS, DeviceINode},
         vfs::{file::FileMode, FilePrivateData, FileType, IndexNode, Metadata, ROOT_INODE},
     },
-    include::bindings::bindings::{printk_color, textui_putchar, BLACK, WHITE},
-    kdebug, kerror,
+    include::bindings::bindings::{textui_putchar, BLACK, WHITE},
+    kerror,
     libs::rwlock::RwLock,
-    print,
     syscall::SystemError,
 };
 
@@ -240,7 +239,7 @@ impl IndexNode for TtyDevice {
 
         loop {
             let mut buf = [0u8; 512];
-            let r: Result<usize, TtyError> = self.core.read_output(&mut buf[0..511], false);
+            let r: Result<usize, TtyError> = self.core.output(&mut buf[0..511], false);
             let len;
             match r {
                 Ok(x) => {
@@ -256,9 +255,11 @@ impl IndexNode for TtyDevice {
                 break;
             }
             // 输出到屏幕
-            print!("{}", unsafe {
-                core::str::from_utf8_unchecked(&buf[0..len])
-            });
+            unsafe {
+                for x in buf {
+                    textui_putchar(x as u16, WHITE, BLACK);
+                }
+            }
         }
         return Ok(());
     }