xref: /freebsd/stand/libofw/libofw.h (revision 734e82fe33aa764367791a7d603b383996c6b40b)
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 
26 #include "openfirm.h"
27 #include <readin.h>
28 
29 #define DEVT_OFDISK	1001
30 
31 struct ofw_devdesc {
32 	struct devdesc			dd;
33 	union {
34 		struct {
35 			ihandle_t	d_handle;
36 			char		d_path[256];
37 		};
38 		struct {
39 			uint64_t	pool_guid;
40 			uint64_t	root_guid;
41 		};
42 	};
43 };
44 
45 extern int	ofw_getdev(void **vdev, const char *devspec, const char **path);
46 
47 extern struct devsw		ofwdisk;
48 extern struct devsw		ofw_netdev;
49 extern struct netif_driver	ofwnet;
50 
51 int	ofwn_getunit(const char *);
52 
53 ssize_t	ofw_copyin(const void *src, vm_offset_t dest, const size_t len);
54 ssize_t ofw_copyout(const vm_offset_t src, void *dest, const size_t len);
55 ssize_t ofw_readin(readin_handle_t fd, vm_offset_t dest, const size_t len);
56 
57 extern int	ofw_boot(void);
58 extern int	ofw_autoload(void);
59 
60 void	ofw_memmap(int);
61 
62 phandle_t ofw_path_to_handle(const char *ofwpath, const char *want_type, const char **path);
63 int ofw_common_parsedev(struct devdesc **dev, const char *devspec, const char **path,
64     const char *ofwtype);
65 
66 struct preloaded_file;
67 struct file_format;
68 
69 extern void	reboot(void);
70 
71 struct ofw_reg
72 {
73 	cell_t		base;
74 	cell_t		size;
75 };
76 
77 struct ofw_reg2
78 {
79 	cell_t		base_hi;
80 	cell_t		base_lo;
81 	cell_t		size;
82 };
83 
84 extern int (*openfirmware)(void *);
85