-/* (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> */
-/* (c) 2008, The V3VEE Project <http://www.v3vee.org> */
+/*
+ * 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".
+ */
+
-#include <devices/simple_pic.h>
#include <palacios/vmm_intr.h>
#include <palacios/vmm_types.h>
#include <palacios/vmm.h>
struct pic_internal {
- int pending_irq;
+ int pending_irq;
};
static int pic_intr_pending(void * private_data) {
- struct pic_internal * data = (struct pic_internal *)private_data;
+ struct pic_internal * data = (struct pic_internal *)private_data;
- return (data->pending_irq > 0);
+ return (data->pending_irq > 0);
}
static int pic_raise_intr(void * private_data, int irq) {
- struct pic_internal * data = (struct pic_internal *)private_data;
+ struct pic_internal * data = (struct pic_internal *)private_data;
- data->pending_irq = irq;
+ data->pending_irq = irq;
- return 0;
+ return 0;
}
static int pic_get_intr_number(void * private_data) {
- struct pic_internal * data = (struct pic_internal *)private_data;
+ struct pic_internal * data = (struct pic_internal *)private_data;
- return data->pending_irq;
+ return data->pending_irq;
}
static struct intr_ctrl_ops intr_ops = {
- .intr_pending = pic_intr_pending,
- .get_intr_number = pic_get_intr_number,
- .raise_intr = pic_raise_intr
+ .intr_pending = pic_intr_pending,
+ .get_intr_number = pic_get_intr_number,
+ .raise_intr = pic_raise_intr
};
-int pic_init_device(struct vm_device * dev) {
- struct pic_internal * data = (struct pic_internal *)dev->private_data;
- set_intr_controller(dev->vm, &intr_ops, data);
- data->pending_irq = 0;
- return 0;
+
+static int pic_free(struct vm_device * dev) {
+ return 0;
}
-int pic_deinit_device(struct vm_device * dev) {
- return 0;
-}
+static struct v3_device_ops dev_ops = {
+ .free = pic_free,
+ .reset = NULL,
+ .start = NULL,
+ .stop = NULL
+};
-static struct vm_device_ops dev_ops = {
- .init = pic_init_device,
- .deinit = pic_deinit_device,
- .reset = NULL,
- .start = NULL,
- .stop = NULL
-};
+static int pic_init(struct guest_info * vm, void * cfg_data) {
+ struct pic_internal * state = NULL;
+ state = (struct pic_internal *)V3_Malloc(sizeof(struct pic_internal));
+ V3_ASSERT(state != NULL);
+
+ struct vm_device * dev = v3_allocate_device("SIMPLE_PIC", &dev_ops, state);
-struct vm_device * create_simple_pic() {
- struct pic_internal * state = NULL;
- state = (struct pic_internal *)V3_Malloc(sizeof(struct pic_internal));
- V3_ASSERT(state != NULL);
+ if (v3_attach_device(vm, dev) == -1) {
+ PrintError("Could not attach device %s\n", "SIMPLE_PIC");
+ return -1;
+ }
- struct vm_device * pic_dev = create_device("Simple Pic", &dev_ops, state);
+ v3_register_intr_controller(vm, &intr_ops, state);
+ state->pending_irq = 0;
- return pic_dev;
+ return 0;
}
+
+device_register("SIMPLE_PIC", pic_init)
