stos/amd64: cpu: Add exception handling groundwork

Signed-off-by: Chloe M. <chloe@mensia.org>

paw/stos/arch/amd64/cpu/init.c

@@ -9,6 +9,7 @@
 #include <hal/kpcr.h>
 #include <ex/trace.h>
 #include <machine/cpuid.h>
+#include <machine/idt.h>
 #include <stdef.h>
 
 #define DTRACE(Fmt, ...) \
@@ -31,6 +32,9 @@ static const CHAR *ProcessorType[] = {
     [PROCESSOR_DUAL] = "Intel P5 dual processor"
 };
 
+/* From cpu/vector.S */
+extern VOID MdVectorInit(VOID);
+
 /*
  * Called by ProcessorIdentify()
  */
@@ -113,4 +117,9 @@ HalKpcrP1Init(KPCR *Kpcr)
 
     Mcb = &Kpcr->Mcb;
     ProcessorIdentify(Mcb);
+
+    /* Load the IDT */
+    MdVectorInit();
+    MdIdtLoad();
+
 }