-#ifndef __VMM_INTR_H
-#define __VMM_INTR_H
+/*
+ * 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_INTR_H_
+#define __VMM_INTR_H_
+
+
+#ifdef __V3VEE__
+
+#include <palacios/vmm_types.h>
+#include <palacios/vmm_list.h>
+#include <palacios/vmm_lock.h>
+
+
+typedef enum {V3_INVALID_INTR, V3_EXTERNAL_IRQ, V3_VIRTUAL_IRQ, V3_NMI, V3_SOFTWARE_INTR} v3_intr_type_t;
+
+struct guest_info;
+struct v3_vm_info;
+struct v3_interrupt;
+
+
+
+struct v3_irq_hook {
+ int (*handler)(struct v3_vm_info * vm, struct v3_interrupt * intr, void * priv_data);
+ void * priv_data;
+};
+
+#define MAX_IRQ 256
+
+
+struct v3_intr_routers {
+ struct list_head router_list;
+
+ v3_lock_t irq_lock;
+
+ /* some way to get the [A]PIC intr */
+ struct v3_irq_hook * hooks[256];
+};
+
+struct v3_intr_core_state {
+ uint_t irq_pending;
+ uint_t irq_started;
+ uint_t irq_vector;
+
+ uint_t swintr_posted;
+ uint8_t swintr_vector;
+
+ uint8_t virq_map[MAX_IRQ / 8];
+
+ v3_lock_t irq_lock;
+
+ struct list_head controller_list;
+};
+
+
+
+void v3_init_intr_controllers(struct guest_info * core);
+void v3_init_intr_routers(struct v3_vm_info * vm);
+
+void v3_deinit_intr_controllers(struct guest_info * core);
+void v3_deinit_intr_routers(struct v3_vm_info * vm);
+
+int v3_raise_virq(struct guest_info * info, int irq);
+int v3_lower_virq(struct guest_info * info, int irq);
+
+int v3_raise_irq(struct v3_vm_info * vm, int irq);
+int v3_lower_irq(struct v3_vm_info * vm, int irq);
+
+
+int v3_raise_swintr(struct guest_info * core, uint8_t vector);
+
+
+struct intr_ctrl_ops {
+ int (*intr_pending)(struct guest_info * info, void * private_data);
+ int (*get_intr_number)(struct guest_info * info, void * private_data);
+ int (*begin_irq)(struct guest_info * info, void * private_data, int irq);
+};
+
+struct intr_router_ops {
+ int (*raise_intr)(struct v3_vm_info * vm, void * private_data, int irq);
+ int (*lower_intr)(struct v3_vm_info * vm, void * private_data, int irq);
+};
+
+void v3_clear_pending_intr(struct guest_info * core);
+
+
+void * v3_register_intr_controller(struct guest_info * info, struct intr_ctrl_ops * ops, void * priv_data);
+void * v3_register_intr_router(struct v3_vm_info * vm, struct intr_router_ops * ops, void * priv_data);
+
+void v3_remove_intr_controller(struct guest_info * core, void * handle);
+void v3_remove_intr_router(struct v3_vm_info * vm, void * handle);
+
+v3_intr_type_t v3_intr_pending(struct guest_info * info);
+uint32_t v3_get_intr(struct guest_info * info);
+int v3_injecting_intr(struct guest_info * info, uint_t intr_num, v3_intr_type_t type);
+
+
+
+/*
+ int start_irq(struct vm_intr * intr);
+ int end_irq(struct vm_intr * intr, int irq);
+*/
+
+
+
+int v3_hook_irq(struct v3_vm_info * vm,
+ uint_t irq,
+ int (*handler)(struct v3_vm_info * vm, struct v3_interrupt * intr, void * priv_data),
+ void * priv_data);
+
+int v3_hook_passthrough_irq(struct v3_vm_info * vm, uint_t irq);
+
+
+
+#endif // !__V3VEE__