Initial (manual) import

TempleOSCD/Demo/MultiCore/Interrupts.HC

@@ -0,0 +1,23 @@
+interrupt U0 IntBeepOn()
+{
+  *(dev.uncached_alias+LAPIC_EOI)(U32 *)=0; //signal end of interrupt
+  Snd(34);
+}
+
+interrupt U0 IntBeepOff()
+{
+  *(dev.uncached_alias+LAPIC_EOI)(U32 *)=0;
+  Snd;
+}
+
+U0 IntTest()
+{//Modify interrupt descriptor table use by all cores.
+  IntEntrySet(I_USER,&IntBeepOn,IDTET_TRAP);
+  IntEntrySet(I_USER+1,&IntBeepOff,IDTET_TRAP);
+//Issue interupt to core1
+  MPInt(I_USER,1);
+  Sleep(1000);
+  MPInt(I_USER+1,1);
+}
+
+IntTest;