License; WIP: PIC

kernel/include/console.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef CONSOLE_H
 #define CONSOLE_H
 

kernel/include/font.h

@@ -3,7 +3,6 @@
 
 #include "types.h"
 
-extern u8 font8x8_basic[128][8];
 extern u8 font8x16[128][16];
 
 #endif

kernel/include/gdt.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #pragma once
 #ifndef GDT_H
 #define GDT_H

kernel/include/idt.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef IDT_H
 #define IDT_H
 #pragma once

kernel/include/io.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef IO_H
 #define IO_H
 
@@ -20,6 +23,15 @@ static inline unsigned char inb(unsigned short port) {
     return ret;
 }
 
-void io_wait();
+// sending junk to 0x80 (unused) to skip few tacts
+// not ideal i know
+static inline void io_wait() {
+    outb(0x80, 0x0);
+}
+
+static inline void outb_wait(unsigned short port, unsigned char val) {
+    outb(port, val);
+    io_wait();
+}
 
 #endif

kernel/include/kfetch.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef KFETCH_H
 #define KFETCH_H
 

kernel/include/math.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #include "types.h"
 
 #define MAX(a, b) ({ \

kernel/include/memory.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef MEMORY_H
 #define MEMORY_H
 

kernel/include/panic.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #pragma once
 #ifndef PANIC_H
 #define PANIC_H

kernel/include/pic.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef PIC_H
 #define PIC_H
 

kernel/include/pmm.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef PMM_H
 #define PMM_H
 

kernel/include/rand.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef RAND_H
 #define RAND_H
 #include "types.h"

kernel/include/serial.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef SERIAL_H
 #define SERIAL_H
 

kernel/include/shitgui.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef SHITGUI_H
 #define SHITGUI_H
 

kernel/include/types.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef TYPES_H
 #define TYPES_H
 

kernel/include/vmm.h

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Copyright (c) 2025 0xKarinyash
+
 #ifndef VMM_H
 #define VMM_H