added copyright tags

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

diff --git a/palacios/include/palacios/vmm_intr.h b/palacios/include/palacios/vmm_intr.h
index 402d6f9..faf39f0 100644 (file)
--- a/palacios/include/palacios/vmm_intr.h
+++ b/palacios/include/palacios/vmm_intr.h
@@ -1,6 +1,12 @@
+/* Northwestern University */
+/* (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> */
+
 #ifndef __VMM_INTR_H_
 #define __VMM_INTR_H_
 
+
+#ifdef __V3VEE__
+
 #include <palacios/vmm_intr.h>
 #include <palacios/vmm_types.h>
 
@@ -25,10 +31,16 @@
 #define SX_EXCEPTION          0x1e
 
 
-typedef enum {INVALID_INTR, EXTERNAL_IRQ, NMI, EXCEPTION, SOFTWARE, VIRTUAL} intr_type_t;
+typedef enum {INVALID_INTR, EXTERNAL_IRQ, NMI, EXCEPTION, SOFTWARE_INTR, VIRTUAL_INTR} intr_type_t;
 
 struct guest_info;
 
+/* We need a way to allow the APIC/PIC to decide when they are supposed to receive interrupts...
+ * Maybe a notification call when they have been turned on, to deliver irqs to them...
+ * We can rehook the guest raise_irq op, to the appropriate controller
+ */
+
+
 struct vm_intr {
 
   /* We need to rework the exception state, to handle stacking */
@@ -45,23 +57,33 @@ struct vm_intr {
 };
 
 
-int raise_irq(struct guest_info * info, int irq, int error_code);
-int hook_irq(struct guest_info * info, int irq);
+
+void init_interrupt_state(struct guest_info * info);
+
+
+int v3_raise_irq(struct guest_info * info, int irq);
+
+/*Zheng 07/30/2008*/
+int v3_lower_irq(struct guest_info * info, int irq);
+
+
+/*Zheng 07/30/2008*/
 
 struct intr_ctrl_ops {
   int (*intr_pending)(void * private_data);
   int (*get_intr_number)(void * private_data);
-  int (*raise_intr)(void * private_data, int irq, int error_code);
+  int (*raise_intr)(void * private_data, int irq);
+  int (*lower_intr)(void * private_data, int irq);
   int (*begin_irq)(void * private_data, int irq);
 };
 
 
 
-void init_interrupt_state(struct guest_info * info);
+
 void set_intr_controller(struct guest_info * info, struct intr_ctrl_ops * ops, void * state);
 
-int raise_exception(struct guest_info * info, uint_t excp);
-int raise_exception_with_error(struct guest_info * info, uint_t excp, uint_t error_code);
+int v3_raise_exception(struct guest_info * info, uint_t excp);
+int v3_raise_exception_with_error(struct guest_info * info, uint_t excp, uint_t error_code);
 
 int intr_pending(struct guest_info * info);
 uint_t get_intr_number(struct guest_info * info);
@@ -73,4 +95,23 @@ int injecting_intr(struct guest_info * info, uint_t intr_num, intr_type_t type);
 int start_irq(struct vm_intr * intr);
 int end_irq(struct vm_intr * intr, int irq);
 */
+
+#endif // !__V3VEE__
+
+
+
+
+
+
+
+
+struct vmm_intr_state;
+
+int v3_hook_irq(uint_t irq,
+               void (*handler)(struct vmm_intr_state *state),
+               void  *opaque);
+
+int v3_hook_irq_for_guest_injection(struct guest_info *info, int irq);
+
+
 #endif