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".
21 #include <palacios/vmm.h>
22 #include <palacios/vmm_dev_mgr.h>
32 static int irq_handler(uint_t irq, struct vm_device * dev) {
33 PrintDebug(info->vm_info, info, "Timer interrupt\n");
41 static int timer_free(struct vm_device * dev) {
47 static struct v3_device_ops dev_ops = {
56 static int timer_init(struct guest_info * vm, void * cfg_data) {
57 struct timer_state * timer = NULL;
58 timer = (struct timer_state *)V3_Malloc( sizeof(struct timer_state));
61 PrintError(info->vm_info, info, "Cannot allocate in init\n");
65 struct vm_device * dev = v3_allocate_device("TIMER", &dev_ops, timer);
67 if (v3_attach_device(vm, dev) == -1) {
68 PrintError(info->vm_info, info, "Could not attach device %s\n", "TIMER");
79 device_register("TIMER", timer_init)