TempleOSTS_140317.ISO

Demo/MultiCore/Interrupts.CPP

@@ -0,0 +1,24 @@
+interrupt U0 BeepOn()
+{
+  *LAPIC_EOI(U32 *)=0; //signal end of interrupt
+  Snd(100);
+}
+
+interrupt U0 BeepOff()
+{
+  *LAPIC_EOI(U32 *)=0;
+  Snd(0);
+}
+
+U0 IntTest()
+{
+  //Modify interrupt descriptor table
+  //for CPU #1.
+  IntEntrySet(I_USER,&BeepOn,IDTET_TRAP);
+  IntEntrySet(I_USER+1,&BeepOff,IDTET_TRAP);
+  MPInt(I_USER,1);
+  Sleep(1000);
+  MPInt(I_USER+1,1);
+}
+
+IntTest;