build reorganization

[palacios.git] / palacios / include / palacios / vmm.h

diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h
index 4d725d1..17dd7eb 100644 (file)
--- a/palacios/include/palacios/vmm.h
+++ b/palacios/include/palacios/vmm.h
@@ -1,5 +1,21 @@
-/* (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> */
-/* (c) 2008, The V3VEE Project <http://www.v3vee.org> */
+/*
+ * This file is part of the Palacios Virtual Machine Monitor developed
+ * by the V3VEE Project with funding from the United States National 
+ * Science Foundation and the Department of Energy.  
+ *
+ * The V3VEE Project is a joint project between Northwestern University
+ * and the University of New Mexico.  You can find out more at 
+ * http://www.v3vee.org
+ *
+ * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> 
+ * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org> 
+ * All rights reserved.
+ *
+ * Author: Jack Lange <jarusl@cs.northwestern.edu>
+ *
+ * This is free software.  You are permitted to use,
+ * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
+ */
 
 #ifndef __VMM_H
 #define __VMM_H
@@ -132,6 +148,17 @@
     ret;                                                       \
   })                                                           \
 
+#define V3_Yield(addr)                                 \
+  do {                                                 \
+    extern struct vmm_os_hooks * os_hooks;             \
+    if ((os_hooks) && (os_hooks)->yield_cpu) {         \
+      (os_hooks)->yield_cpu();                         \
+    }                                                  \
+  } while (0)                                          \
+
+
+
+
 
 /* ** */
 
@@ -174,10 +201,10 @@ struct vmm_intr_state {
 
   // This is the value given when the interrupt is hooked.
   // This will never be NULL
-  void *opaque;
+  void * opaque;
 };
 
-void deliver_interrupt_to_vmm(struct vmm_intr_state *state);
+void deliver_interrupt_to_vmm(struct vmm_intr_state * state);
 
 
 /* This will contain function pointers that provide OS services */
@@ -207,7 +234,7 @@ struct vmm_os_hooks {
 
   void (*start_kernel_thread)(); // include pointer to function
 
-
+  void (*yield_cpu)();
 
 };