xref: /freebsd/stand/libofw/libofw.h (revision 058ac3e8063366dafa634d9107642e12b038bf09)
1 /*-
2  * Copyright (C) 2000 Benno Rice.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY Benno Rice ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
20  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
21  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
22  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
23  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  *
25  * $FreeBSD$
26  */
27 
28 #include "openfirm.h"
29 #include <readin.h>
30 
31 #define DEVT_OFDISK	1001
32 
33 struct ofw_devdesc {
34 	struct devdesc			dd;
35 	union {
36 		struct {
37 			ihandle_t	d_handle;
38 			char		d_path[256];
39 		};
40 		struct {
41 			uint64_t	pool_guid;
42 			uint64_t	root_guid;
43 		};
44 	};
45 };
46 
47 extern int	ofw_getdev(void **vdev, const char *devspec, const char **path);
48 extern ev_sethook_t ofw_setcurrdev;
49 
50 extern struct devsw		ofwdisk;
51 extern struct devsw		ofw_netdev;
52 extern struct netif_driver	ofwnet;
53 
54 int	ofwn_getunit(const char *);
55 
56 ssize_t	ofw_copyin(const void *src, vm_offset_t dest, const size_t len);
57 ssize_t ofw_copyout(const vm_offset_t src, void *dest, const size_t len);
58 ssize_t ofw_readin(readin_handle_t fd, vm_offset_t dest, const size_t len);
59 
60 extern int	ofw_boot(void);
61 extern int	ofw_autoload(void);
62 
63 void	ofw_memmap(int);
64 
65 phandle_t ofw_path_to_handle(const char *ofwpath, const char *want_type, const char **path);
66 int ofw_common_parsedev(struct devdesc **dev, const char *devspec, const char **path,
67     const char *ofwtype);
68 
69 struct preloaded_file;
70 struct file_format;
71 
72 extern void	reboot(void);
73 
74 struct ofw_reg
75 {
76 	cell_t		base;
77 	cell_t		size;
78 };
79 
80 struct ofw_reg2
81 {
82 	cell_t		base_hi;
83 	cell_t		base_lo;
84 	cell_t		size;
85 };
86 
87 extern int (*openfirmware)(void *);
88