| /*- |
| * 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); |