1/*	$NetBSD: efiboot.h,v 1.1 2006/04/07 14:21:32 cherry Exp $	*/
2
3/*-
4 * Copyright (c) 1996
5 *	Matthias Drochner.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed for the NetBSD Project
18 *	by Matthias Drochner.
19 * 4. The name of the author may not be used to endorse or promote products
20 *    derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 * $FreeBSD$: src/sys/boot/efi/libefi/efiboot.h,v 1.8 2003/08/02 08:22:03 marcel Exp $
34 */
35
36/*
37 * EFI fully-qualified device descriptor
38 */
39struct efi_devdesc {
40	struct	devsw	*d_dev;
41	int		d_type;
42#define	DEVT_NONE	0
43#define	DEVT_DISK	1
44#define	DEVT_NET	2
45	EFI_HANDLE	d_handle;
46	union {
47		struct {
48			int	unit;
49			int	slice;
50			int	partition;
51		} efidisk;
52		struct {
53			int	unit;	/* XXX net layer lives over these? */
54		} netif;
55	} d_kind;
56};
57
58extern int	efi_getdev(void **vdev, const char *devspec, const char **path);
59extern char	*efi_fmtdev(void *vdev);
60extern int	efi_setcurrdev(struct env_var *ev, int flags, void *value);
61
62#define	MAXDEV	31	/* maximum number of distinct devices */
63
64typedef unsigned long physaddr_t;
65
66/* exported devices XXX rename? */
67extern struct devsw devsw[];
68extern struct netif_driver efi_net;
69
70/* Find EFI network resources */
71/*extern void efinet_init_driver(void); XXX should get this running once we're off the mark */
72
73/* Map handles to units */
74int efifs_get_unit(EFI_HANDLE);
75
76/* Wrapper over EFI filesystems. */
77extern struct fs_ops efi_fsops;
78
79/* this is in startup code */
80extern void		delay(int);
81extern void		reboot(void);
82
83extern ssize_t		efi_copyin(const void *src, vaddr_t dest, size_t len);
84extern ssize_t		efi_copyout(const vaddr_t src, void *dest, size_t len);
85extern ssize_t		efi_readin(const int fd, vaddr_t dest, size_t len);
86
87extern int		efi_boot(void);
88extern int		efi_autoload(void);
89
90extern int		fpswa_init(u_int64_t *fpswa_interface);
91
92struct bootinfo;
93struct preloaded_file;
94extern int		bi_load(struct bootinfo *, struct preloaded_file *,
95				UINTN *mapkey, UINTN pages);
96
97