2 * This file is part of the Palacios Virtual Machine Monitor developed
3 * by the V3VEE Project with funding from the United States National
4 * Science Foundation and the Department of Energy.
6 * The V3VEE Project is a joint project between Northwestern University
7 * and the University of New Mexico. You can find out more at
10 * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
11 * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
12 * All rights reserved.
14 * Author: Jack Lange <jarusl@cs.northwestern.edu>
16 * This is free software. You are permitted to use,
17 * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
26 #include <palacios/vmm_types.h>
27 #include <palacios/vmm_list.h>
28 #include <palacios/vmm_lock.h>
31 typedef enum {V3_INVALID_INTR, V3_EXTERNAL_IRQ, V3_VIRTUAL_IRQ, V3_NMI, V3_SOFTWARE_INTR} v3_intr_type_t;
39 int (*handler)(struct guest_info * info, struct v3_interrupt * intr, void * priv_data);
48 struct v3_intr_state {
50 struct list_head controller_list;
56 uint8_t virq_map[MAX_IRQ / 8];
60 /* some way to get the [A]PIC intr */
61 struct v3_irq_hook * hooks[256];
67 void v3_init_interrupt_state(struct guest_info * info);
70 int v3_raise_virq(struct guest_info * info, int irq);
71 int v3_lower_virq(struct guest_info * info, int irq);
73 int v3_raise_irq(struct guest_info * info, int irq);
74 int v3_lower_irq(struct guest_info * info, int irq);
78 struct intr_ctrl_ops {
79 int (*intr_pending)(struct guest_info * info, void * private_data);
80 int (*get_intr_number)(struct guest_info * info, void * private_data);
81 int (*raise_intr)(struct guest_info * info, void * private_data, int irq);
82 int (*lower_intr)(struct guest_info * info, void * private_data, int irq);
83 int (*begin_irq)(struct guest_info * info, void * private_data, int irq);
88 void v3_register_intr_controller(struct guest_info * info, struct intr_ctrl_ops * ops, void * state);
90 v3_intr_type_t v3_intr_pending(struct guest_info * info);
91 uint32_t v3_get_intr(struct guest_info * info);
93 //intr_type_t v3_get_intr_type(struct guest_info * info);
95 int v3_injecting_intr(struct guest_info * info, uint_t intr_num, v3_intr_type_t type);
98 int start_irq(struct vm_intr * intr);
99 int end_irq(struct vm_intr * intr, int irq);
104 int v3_hook_irq(struct guest_info * info,
106 int (*handler)(struct guest_info * info, struct v3_interrupt * intr, void * priv_data),
109 int v3_hook_passthrough_irq(struct guest_info *info, uint_t irq);