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Toy OS
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kernel.c (338B)

      1 #include "extern.h"
      2 #include "idt.h"
      3 #include "kbd.h"
      4 #include "timer.h"
      5 
      6 void
      7 kernel_main(void) 
      8 {
      9 	tty_init();
     10 	idt_init();
     11 	timer_init(50);
     12 	kbd_init();
     13 	/* Enable interrupts so that the IRQs can work now. */
     14 	__asm__ __volatile__ ("sti");
     15 	tty_write("Nothing to see here yet. At least it booted.\n");
     16 	__asm__ __volatile__ ("hlt");
     17 }