/******************************************************************************
 * hypercall.c
 *
 * Copyright (C) 2006, Virtual Iron Software, Inc.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place - Suite 330, Boston, MA 02111-1307 USA.
 *
 */

#include <linux/module.h>

MODULE_LICENSE("GPL");

#include "hypercall.h"

char hypercall_page[PAGE_SIZE] __attribute__((__aligned__(PAGE_SIZE)));

static inline int
HYPERVISOR_arg_test(long a, long b, long c, long d, long e)
{
	return _hypercall5(int, grant_table_op, a, b, c, d, e);
}

extern void setup_xen_features(void);

static int __init hypercall_page_setup(void)
{
    hypercall_page_init(&hypercall_page);
    printk(KERN_ERR "hypercall_page @ %p\n", &hypercall_page);
#if BITS_PER_LONG == 64
    HYPERVISOR_arg_test(0x1111111111111111, 0x2222222222222222,
	0x3333333333333333, 0x4444444444444444, 0x5555555555555555);
#else
    HYPERVISOR_arg_test(0x11111111, 0x22222222,
	0x33333333, 0x44444444, 0x55555555);
#endif
    setup_xen_features();
    return 0;
}

static void __exit hypercall_page_cleanup(void)
{
}

module_init(hypercall_page_setup);
module_exit(hypercall_page_cleanup);