Got IDT & ISRs working!

kernel/src/system.c

@@ -1,4 +1,5 @@
 #include <kernel.h>
+#include <system.h>
 
 void cpuid(uint32_t* eax, uint32_t* ebx, uint32_t* ecx, uint32_t* edx) {
 	__asm__ volatile ("cpuid"
@@ -7,6 +8,10 @@ void cpuid(uint32_t* eax, uint32_t* ebx, uint32_t* ecx, uint32_t* edx) {
 		: "memory");
 }
 
+void iowait(void) {
+	outb(0x80, 0);
+}
+
 uint8_t inb(uint16_t port) {
 	uint8_t r;
 	__asm__ volatile ("inb %1, %0" : "=a"(r) : "dN"(port));