Interrupt Dispatch and Handling (for first common vectors)

src/idt/idt.h

@@ -3,6 +3,8 @@
 
 #include <stdint.h>
 
+void idt_init();
+
 struct interrupt_descriptor
 {
     uint16_t address_low;
@@ -34,6 +36,7 @@ struct cpu_status_t
     uint64_t r9;
     uint64_t r8;
     uint64_t rbp;
+    uint64_t rsp;
     uint64_t rdi;
     uint64_t rsi;
     uint64_t rdx;