cleanup

include/idt.h

@@ -21,8 +21,6 @@ typedef struct {
 
 static idtr_t idtr;
 
-//void idt_init(void);
-//void idt_set_descriptor(uint8_t vector, void* isr, uint8_t flags);
 void idt_set_descriptor(uint8 vector, uint32 isr, uint8_t flags);
 void idt_set();
 

include/utils.h

@@ -3,7 +3,7 @@
 #include "../include/types.h"
 
 uint8 inportb(uint16 _port);
-void outportb(uint16 _port, uint8 _data);	
+void outportb(uint16 _port, uint8 _data);
 
 #endif
 

src/boot.asm

@@ -5,7 +5,7 @@ section         .text
         dd      0x1BADB002
         dd      0x00
         dd      - (0x1BADB002+0x00)
-        
+
 global start
 extern kmain            ; this function is gonna be located in our c code(kernel.c)
 

src/idt.c

@@ -1,26 +1,11 @@
 #include "../include/idt.h"
 #include <stdbool.h>
-//IDT_MAX_DESCRIPTORS = 256
 static bool vectors[sizeof(idt)];
 
 extern void* isr_stub_table[];
 
 #define KERNEL_CS 0x08
 
-
-/*void idt_init() {
-    idtr.base = (uintptr_t)&idt[0];
-    idtr.limit = (uint16_t)sizeof(idt_entry_t) * sizeof(idt) - 1;
-
-    for (uint8_t vector = 0; vector < 32; vector++) {
-        idt_set_descriptor(vector, isr_stub_table[vector], 0x8E);
-        vectors[vector] = true;
-    }
-
-    __asm__ volatile ("lidt %0" : : "m"(idtr)); // load the new IDT
-    __asm__ volatile ("sti"); // set the interrupt flag
-}*/
-
 void idt_set() {
     idtr.base = (uint32) &idt;
     idtr.limit = sizeof(idt) * sizeof(idt_entry_t) - 1;
@@ -28,7 +13,6 @@ void idt_set() {
 }
 
 
-//void idt_set_descriptor(uint8_t vector, void* isr, uint8_t flags)
 void idt_set_descriptor(uint8_t vector, uint32 isr, uint8_t flags) {
     idt_entry_t* descriptor = &idt[vector];
 

src/kernel.c

@@ -4,17 +4,6 @@
 #include "../include/stdio.h"
 #include "../include/utils.h"
 
-/* Check if the compiler thinks you are targeting the wrong operating system. */
-/*#if defined(__linux__)
-#error "You are not using a cross-compiler, you will most certainly run into trouble"
-#endif
-*/
-/* This tutorial will only work for the 32-bit ix86 targets. */
-/*#if !defined(__i386__)
-#error "This tutorial needs to be compiled with a ix86-elf compiler"
-#endif
-*/
-
 void kmain()
 {
 	terminal_initialize();

src/screen.c

@@ -44,11 +44,6 @@ void terminal_putentryat(char c, uint8_t color, size_t x, size_t y)
 
 void terminal_putchar(char c)
 {
-	/*if(c == '\n')
-	{
-		terminal_column = 0;
-		terminal_row++;
-	}*/
 	if(c != '\n')
 		terminal_putentryat(c, terminal_color, terminal_column, terminal_row);
 
@@ -61,7 +56,7 @@ void terminal_putchar(char c)
 	if(terminal_row >= VGA_HEIGHT){
 		terminal_row = 0;
 	}
-	
+
 	if(c == '\n')
 	{
 		terminal_column = 0;