/* 
 * 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 <palacios/vmm.h>
#include <devices/i440fx.h>

struct i440_state {
    int foo;
};


static int io_read(ushort_t port, void * dst, uint_t length, struct vm_device * dev) {
    PrintError("Unhandled read on port %x\n", port);
    return -1;
}

static int io_write(ushort_t port, void * src, uint_t length, struct vm_device * dev) {
    PrintError("Unhandled write on port %x\n", port);
    return -1;
}


static int i440_init(struct vm_device * dev) {
    // struct i440_state * state = (struct i440_state *)(dev->private_data);

   
    v3_dev_hook_io(dev, 0x00b2, 
		   &io_read, &io_write);
    v3_dev_hook_io(dev, 0x00b3, 
		   &io_read, &io_write);


    v3_dev_hook_io(dev, 0x0cf8, 
		   &io_read, &io_write);



    v3_dev_hook_io(dev, 0x0cf9, 
		   &io_read, &io_write);



    return 0;
}


static int i440_deinit(struct vm_device * dev) {
    return 0;
}

static struct vm_device_ops dev_ops = {
    .init = i440_init, 
    .deinit = i440_deinit,
    .reset = NULL,
    .start = NULL,
    .stop = NULL,
};



struct vm_device * v3_create_i440fx(struct vm_device * pci) {

    struct i440_state * state = NULL;


    state = (struct i440_state *)V3_Malloc(sizeof(struct i440_state));
	
    struct vm_device * i440_dev = v3_create_device("i440FX", &dev_ops, state);

    return i440_dev;

}