/*-
* Copyright (c) 2011 Google, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include "userboot.h"
extern struct loader_callbacks *callbacks;
extern void *callbacks_arg;
#define CALLBACK(fn, args...) (callbacks->fn(callbacks_arg , ##args))
#define MAXDEV 31 /* maximum number of distinct devices */
typedef unsigned long physaddr_t;
/* exported devices */
extern struct devsw userboot_disk;
extern int userboot_disk_maxunit;
extern struct devsw host_dev;
/* access to host filesystem */
struct fs_ops host_fsops;
struct bootinfo;
struct preloaded_file;
extern int bi_load(struct bootinfo *, struct preloaded_file *);
extern void delay(int);
extern int userboot_autoload(void);
extern ssize_t userboot_copyin(const void *, vm_offset_t, size_t);
extern ssize_t userboot_copyout(vm_offset_t, void *, size_t);
extern ssize_t userboot_readin(int, vm_offset_t, size_t);
extern int userboot_getdev(void **, const char *, const char **);
char *userboot_fmtdev(void *vdev);
int userboot_setcurrdev(struct env_var *ev, int flags, const void *value);
int bi_getboothowto(char *kargs);
void bi_setboothowto(int howto);
vm_offset_t bi_copyenv(vm_offset_t addr);
int bi_load32(char *args, int *howtop, int *bootdevp, vm_offset_t *bip,
vm_offset_t *modulep, vm_offset_t *kernend);
int bi_load64(char *args, vm_offset_t *modulep, vm_offset_t *kernend);
void bios_addsmapdata(struct preloaded_file *kfp);