1/*	$NetBSD: promdev.h,v 1.15 2010/08/25 18:11:54 christos Exp $ */
2
3/*-
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Paul Kranenburg.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <machine/bsd_openprom.h>
33
34struct promdata {
35	int	fd;			/* Openboot descriptor */
36	struct	saioreq *si;		/* Oldmon IO request */
37	int	devtype;		/* Kind of device we're booting from */
38#define DT_BLOCK	1
39#define DT_NET		2
40#define DT_BYTE		3
41	/* Hooks for netif.c */
42	ssize_t	(*xmit)(struct promdata *, void *, size_t);
43	ssize_t	(*recv)(struct promdata *, void *, size_t);
44};
45
46#define DDB_MAGIC0	( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('0') )
47#define DDB_MAGIC1	( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('1') )
48#define DDB_MAGIC2	( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('2') )
49
50#define	MAX_PROM_PATH	128
51
52extern char	prom_bootdevice[MAX_PROM_PATH];
53extern int	cputyp, nbpg, pgofset, pgshift;
54extern int	debug;
55
56/* Note: dvma_*() routines are for "oldmon" machines only */
57extern void	dvma_init(void);
58extern char	*dvma_mapin(char *, size_t);
59extern char	*dvma_mapout(char *, size_t);
60extern char	*dvma_alloc(int);
61extern void	dvma_free(char *, int);
62
63/* In net.c: */
64extern int	net_open(struct promdata *);
65extern int	net_close(struct promdata *);
66extern int	net_mountroot(void);
67
68/* In mmu.c */
69extern int	mmu_init(void);
70extern int	(*pmap_map)(vaddr_t, paddr_t, psize_t);
71extern int	(*pmap_extract)(vaddr_t, paddr_t *);
72
73/* In str0.S: */
74extern void	sparc_noop(void);
75extern void	*romp;
76