...

src/kernel.c

@@ -1,15 +1,26 @@
 #include "kernel.h"
 #include "interrupts.h"
+#include "keyboard.h"
 #include "string.h"
 #include "vga.h"
 #include <stdarg.h>
 #include <stddef.h>
 
+void handle_keypress(const keyboard_event_t* event)
+{
+    if (event->pressed && event->ascii)
+    {
+        kprintf("%c", event->ascii);
+    }
+}
+
 void kmain()
 {
     vga_clear();
     pic_remap();
     enable_interrupts();
+    init_keyboard();
+    register_keypress_handler(handle_keypress);
 
     kprintf("Welcome to nub OS\n");
     khalt();
@@ -18,6 +29,7 @@ void kmain()
 void kpanic()
 {
     kprintf("Kernel panic!\n");
+    disable_interrupts();
     khalt();
 }
 
@@ -33,6 +45,7 @@ void kprintf(const char* fmt, ...)
         if (should_format)
         {
             should_format = false;
+
             if (fmt[i] == '%')
             {
                 vga_put_char('%', 0x0F);
@@ -45,6 +58,11 @@ void kprintf(const char* fmt, ...)
                     vga_put_char(str[j], 0x0F);
                 }
             }
+            else if (fmt[i] == 'c')
+            {
+                char character = (char)va_arg(args, int64_t);
+                vga_put_char(character, 0x0F);
+            }
             else if (fmt[i] == 'd')
             {
                 int64_t val = va_arg(args, int64_t);
@@ -65,6 +83,10 @@ void kprintf(const char* fmt, ...)
                     vga_put_char(buf[j], 0x0F);
                 }
             }
+            else
+            {
+                vga_put_char(fmt[i], 0x0F);
+            }
         }
         else if (fmt[i] == '%')
         {