1/*-
2 * Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
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 THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
| 1/*-
2 * Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
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 THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
|
26 * $Id: libi386.h,v 1.5 1998/09/17 23:52:10 msmith Exp $
| 26 * $Id: libi386.h,v 1.6 1998/09/26 10:51:38 dfr Exp $
|
27 */
28
29
30/*
31 * i386 fully-qualified device descriptor.
32 * Note, this must match the 'struct devdesc' declaration
33 * in bootstrap.h.
34 */
35struct i386_devdesc
36{
37 struct devsw *d_dev;
38 int d_type;
39 union
40 {
41 struct
42 {
43 int unit;
44 int slice;
45 int partition;
46 void *data;
47 } biosdisk;
48 struct
49 {
50 int unit; /* XXX net layer lives over these? */
51 } netif;
52 } d_kind;
53};
54
55extern int i386_getdev(void **vdev, const char *devspec, const char **path);
56extern char *i386_fmtdev(void *vdev);
57extern int i386_setcurrdev(struct env_var *ev, int flags, void *value);
58
59extern struct devdesc currdev; /* our current device */
60
61#define MAXDEV 31 /* maximum number of distinct devices */
62
63/* exported devices XXX rename? */
64extern struct devsw biosdisk;
65
| 27 */
28
29
30/*
31 * i386 fully-qualified device descriptor.
32 * Note, this must match the 'struct devdesc' declaration
33 * in bootstrap.h.
34 */
35struct i386_devdesc
36{
37 struct devsw *d_dev;
38 int d_type;
39 union
40 {
41 struct
42 {
43 int unit;
44 int slice;
45 int partition;
46 void *data;
47 } biosdisk;
48 struct
49 {
50 int unit; /* XXX net layer lives over these? */
51 } netif;
52 } d_kind;
53};
54
55extern int i386_getdev(void **vdev, const char *devspec, const char **path);
56extern char *i386_fmtdev(void *vdev);
57extern int i386_setcurrdev(struct env_var *ev, int flags, void *value);
58
59extern struct devdesc currdev; /* our current device */
60
61#define MAXDEV 31 /* maximum number of distinct devices */
62
63/* exported devices XXX rename? */
64extern struct devsw biosdisk;
65
|
66/* from crt module */
67#if 0 /* BTX */
68extern void vpbcopy(void *src, vm_offset_t dest, size_t size);
69extern void pvbcopy(vm_offset_t src, void *dest, size_t size);
70extern void pbzero(vm_offset_t dest, size_t size);
71extern vm_offset_t vtophys(void *addr);
72#endif
| 66extern int bd_bios2unit(int biosdev); /* xlate BIOS device -> biosdisk unit */
67extern int bd_unit2bios(int unit); /* xlate biosdisk unit -> BIOS device */
68extern int bd_getdev(struct i386_devdesc *dev); /* return dev_t for (dev) */
|
73
74extern int i386_copyin(void *src, vm_offset_t dest, size_t len);
75extern int i386_copyout(vm_offset_t src, void *dest, size_t len);
76extern int i386_readin(int fd, vm_offset_t dest, size_t len);
77
| 69
70extern int i386_copyin(void *src, vm_offset_t dest, size_t len);
71extern int i386_copyout(vm_offset_t src, void *dest, size_t len);
72extern int i386_readin(int fd, vm_offset_t dest, size_t len);
73
|
78#if 0 /* BTX */
79extern void startprog(vm_offset_t entry, int argc, u_int32_t *argv, vm_offset_t stack);
80#endif
81
| |
82extern int getbasemem(void);
83extern int getextmem(void);
84extern vm_offset_t memtop;
85
86extern void gateA20(void);
87
88extern int i386_autoload(void);
89
90extern int bi_getboothowto(char *kargs);
91extern vm_offset_t bi_copyenv(vm_offset_t addr);
92
93/*
94 * BIOS functions from bioscalls.c
95 */
96extern int BIOS_cominit(int port);
97extern int BIOS_computc(int c, int port);
98extern int BIOS_comgetc(int port);
99extern int BIOS_comisc(int port);
100extern int BIOS_diskinfo_old(int drive, int *param);
101
102
| 74extern int getbasemem(void);
75extern int getextmem(void);
76extern vm_offset_t memtop;
77
78extern void gateA20(void);
79
80extern int i386_autoload(void);
81
82extern int bi_getboothowto(char *kargs);
83extern vm_offset_t bi_copyenv(vm_offset_t addr);
84
85/*
86 * BIOS functions from bioscalls.c
87 */
88extern int BIOS_cominit(int port);
89extern int BIOS_computc(int c, int port);
90extern int BIOS_comgetc(int port);
91extern int BIOS_comisc(int port);
92extern int BIOS_diskinfo_old(int drive, int *param);
93
94
|