summaryrefslogtreecommitdiff
path: root/sys/arch/sun3/include/machdep.h
blob: ac195f63f879483cab67bb4ebe6063dd1b071fbd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
/*	$OpenBSD: machdep.h,v 1.15 2001/08/25 11:37:26 espie Exp $	*/

/*
 * Copyright (c) 1994 Gordon W. Ross
 * Copyright (c) 1993 Adam Glass
 * Copyright (c) 1988 University of Utah.
 * Copyright (c) 1982, 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * the Systems Programming Group of the University of Utah Computer
 * Science Department.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	from: Utah Hdr: cpu.h 1.16 91/03/25
 *	from: @(#)cpu.h	7.7 (Berkeley) 6/27/91
 *	cpu.h,v 1.2 1993/05/22 07:58:17 cgd Exp
 */

#ifdef _KERNEL

#define	FC_CONTROL	3	/* sun control space
				   XXX HP uses FC_PURGE instead */

/* Prototypes... */

struct frame;
struct fpframe;
struct pcb;
struct proc;
struct reg;
struct trapframe;
struct pmap;

extern int cache_size;
extern int fputype;

extern label_t *nofault;

extern vm_offset_t vmmap;	/* XXX - See mem.c */

/* Kernel virtual address space available: */
extern vm_offset_t virtual_avail, virtual_end;
/* Physical address space available: */
extern vm_offset_t avail_start, avail_end;
/* The "hole" (used to skip the Sun3/50 video RAM) */
extern vm_offset_t hole_start, hole_size;

void	ICIA __P((void));
void	DCIA __P((void));
void	DCIU __P((void));

void	cache_enable __P((void));
void	cache_flush_page(vm_offset_t pgva);
void	cache_flush_segment(vm_offset_t sgva);
void	cache_flush_context(void);

int 	cachectl __P((int req, caddr_t addr, int len));

void	child_return __P((void *));

void	cninit __P((void));

void	dumpconf __P((void));
void	dumpsys __P((void));

void	fb_unblank __P((void));

int 	fpu_emulate __P((struct frame *, struct fpframe *));

/* Backward compatibility... */
#define getsr	_getsr

void**	getvbr __P((void));

vm_offset_t high_segment_alloc __P((int npages));

void	initfpu __P((void));

void	intreg_init __P((void));

void	isr_init __P((void));
void	isr_config __P((void));

void	m68881_save __P((struct fpframe *));
void	m68881_restore __P((struct fpframe *));

void	proc_do_uret __P((void));
void	proc_trampoline __P((void));

void	pmap_bootstrap __P((void));
vm_offset_t pmap_map __P((vm_offset_t, vm_offset_t, vm_offset_t, int));
int 	pmap_fault_reload __P((struct pmap *, vm_offset_t, int));
void	pmap_get_ksegmap __P((u_char *));
void	pmap_get_pagemap __P((int *pt, int off));

int	reboot2 __P((int, char *));

void	savectx __P((struct pcb *));

void	setvbr __P((void **));

void	sun3_mon_abort __P((void));
void	sun3_mon_halt __P((void));
void	sun3_mon_reboot __P((char *));
void	sun3_pmeg_init __P((void));
void	sun3_reserve_pmeg __P((int pmeg_num));

void	swapconf __P((void));
void	swapgeneric __P((void));

void	switch_exit __P((struct proc *));

#endif	/* _KERNEL */