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[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 209a7a1..fb3f667 100644 (file)
--- a/palacios/include/palacios/vmm_intr.h
+++ b/palacios/include/palacios/vmm_intr.h
@@ -1,6 +1,7 @@
-#ifndef __VMM_INTR_H
-#define __VMM_INTR_H
+#ifndef __VMM_INTR_H_
+#define __VMM_INTR_H_
 
+#include <palacios/vmm_intr.h>
 #include <palacios/vmm_types.h>
 
 #define DE_EXCEPTION          0x00  
@@ -24,27 +25,60 @@
 #define SX_EXCEPTION          0x1e
 
 
-typedef enum {INVALID_INTR, EXTERNAL_IRQ, NMI, EXCEPTION, SOFTWARE, VIRTUAL} intr_types_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 */
   uint_t excp_pending;
   uint_t excp_num;
+  uint_t excp_error_code_valid : 1;
   uint_t excp_error_code;
   
+  struct intr_ctrl_ops * controller;
+  void * controller_state;
+
   /* some way to get the [A]PIC intr */
 
 };
 
 
-void init_interrupt_state(struct vm_intr * state);
+int v3_raise_irq(struct guest_info * info, int irq);
+int hook_irq(struct guest_info * info, int irq);
+
+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 (*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 intr_pending(struct vm_intr * intr);
-uint_t get_intr_number(struct vm_intr * intr);
-intr_types_t get_intr_type(struct vm_intr * intr);
+int intr_pending(struct guest_info * info);
+uint_t get_intr_number(struct guest_info * info);
+intr_type_t get_intr_type(struct guest_info * info);
 
+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