X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fgeekos%2Fint.c;h=f83087e78e41dc6b1f52991b0a60fc73ceb193ab;hb=88a9fe78672db5f5672dc20a92253e508bd3b7e1;hp=70b7b7095af64662d344c0a488a251b7bb3cebe5;hpb=01e2bfdc462dbbe8d62b71c7e99e198c27844f0f;p=palacios.releases.git

diff --git a/palacios/src/geekos/int.c b/palacios/src/geekos/int.c
index 70b7b70..f83087e 100644
--- a/palacios/src/geekos/int.c
+++ b/palacios/src/geekos/int.c
@@ -1,7 +1,7 @@
 /*
  * GeekOS interrupt handling data structures and functions
  * Copyright (c) 2001,2003 David H. Hovemeyer <daveho@cs.umd.edu>
- * $Revision: 1.3 $
+ * $Revision: 1.7 $
  * 
  * This is free software.  You are permitted to use,
  * redistribute, and modify it as specified in the file "COPYING".
@@ -317,12 +317,18 @@ char *exception_type_names[] = {
 static void Dummy_Interrupt_Handler(struct Interrupt_State* state)
 {
   Begin_IRQ(state);
-
-  Print("Unexpected Interrupt!  Ignoring!\n");
-  SerialPrint("*** Unexpected interrupt! *** Ignoring!\n");
-  Dump_Interrupt_State(state);
-  //  SerialPrint_VMCS_ALL();
-
+  
+  /* A "feature" of some chipsets is that if an interrupt is raised by mistake
+   * then its automatically assigned to IRQ 7(Int 39). 
+   * Makes perfect sense...
+   * See:
+   * http://forums12.itrc.hp.com/service/forums/questionanswer.do?admit=109447627+1204759699215+28353475&threadId=1118488
+   */
+  if (state->intNum != 39) {
+    Print("Unexpected Interrupt!  Ignoring!\n");
+    SerialPrint("*** Unexpected interrupt! *** Ignoring!\n");
+    Dump_Interrupt_State(state);
+  } 
   End_IRQ(state);
 
   //STOP();
@@ -390,7 +396,7 @@ void Dump_Interrupt_State(struct Interrupt_State* state)
 {
     uint_t errorCode = state->errorCode;
 
-   Print("eax=%08x ebx=%08x ecx=%08x edx=%08x\n"
+   SerialPrint("eax=%08x ebx=%08x ecx=%08x edx=%08x\n"
 	   "esi=%08x edi=%08x ebp=%08x\n"
 	   "eip=%08x cs=%08x eflags=%08x\n"
 	   "Interrupt number=%d (%s), error code=%d\n"