1178172Simp/*-
2178172Simp * Copyright (c) 1995 Bruce D. Evans.
3178172Simp * All rights reserved.
4178172Simp *
5178172Simp * Redistribution and use in source and binary forms, with or without
6178172Simp * modification, are permitted provided that the following conditions
7178172Simp * are met:
8178172Simp * 1. Redistributions of source code must retain the above copyright
9178172Simp *    notice, this list of conditions and the following disclaimer.
10178172Simp * 2. Redistributions in binary form must reproduce the above copyright
11178172Simp *    notice, this list of conditions and the following disclaimer in the
12178172Simp *    documentation and/or other materials provided with the distribution.
13178172Simp * 3. Neither the name of the author nor the names of contributors
14178172Simp *    may be used to endorse or promote products derived from this software
15178172Simp *    without specific prior written permission.
16178172Simp *
17178172Simp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18178172Simp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19178172Simp * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20178172Simp * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21178172Simp * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22178172Simp * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23178172Simp * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24178172Simp * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25178172Simp * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26178172Simp * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27178172Simp * SUCH DAMAGE.
28178172Simp *
29178172Simp *	from: src/sys/i386/include/md_var.h,v 1.35 2000/02/20 20:51:23 bsd
30178172Simp *	JNPR: md_var.h,v 1.4 2006/10/16 12:30:34 katta
31178172Simp * $FreeBSD$
32178172Simp */
33178172Simp
34178172Simp#ifndef _MACHINE_MD_VAR_H_
35178172Simp#define	_MACHINE_MD_VAR_H_
36178172Simp
37178172Simp#include <machine/reg.h>
38178172Simp
39178172Simp/*
40178172Simp * Miscellaneous machine-dependent declarations.
41178172Simp */
42202031Simpextern	long	Maxmem;
43178172Simpextern	char	sigcode[];
44232449Sjmallettextern	int	szsigcode;
45232449Sjmallett#if defined(__mips_n32) || defined(__mips_n64)
46232449Sjmallettextern	char	sigcode32[];
47232449Sjmallettextern	int	szsigcode32;
48232449Sjmallett#endif
49214903Sgonzoextern	uint32_t *vm_page_dump;
50214903Sgonzoextern	int vm_page_dump_size;
51178172Simp
52178172Simpextern vm_offset_t kstack0;
53202909Sgonzoextern vm_offset_t kernel_kseg0_end;
54178172Simp
55178172Simpvoid	MipsSaveCurFPState(struct thread *);
56178172Simpvoid	fork_trampoline(void);
57202031Simpuintptr_t MipsEmulateBranch(struct trapframe *, uintptr_t, int, uintptr_t);
58202031Simpvoid MipsSwitchFPState(struct thread *, struct trapframe *);
59217345Sjchandraint	is_cacheable_mem(vm_paddr_t addr);
60226517Sjchandravoid	mips_wait(void);
61178172Simp
62178172Simp#define	MIPS_DEBUG   0
63178172Simp
64178172Simp#if MIPS_DEBUG
65178172Simp#define	MIPS_DEBUG_PRINT(fmt, args...)	printf("%s: " fmt "\n" , __FUNCTION__ , ## args)
66178172Simp#else
67178172Simp#define	MIPS_DEBUG_PRINT(fmt, args...)
68178172Simp#endif
69178172Simp
70178172Simpvoid	mips_vector_init(void);
71178172Simpvoid	mips_cpu_init(void);
72202031Simpvoid	mips_pcpu0_init(void);
73178172Simpvoid	mips_proc0_init(void);
74202909Sgonzovoid	mips_postboot_fixup(void);
75178172Simp
76202031Simpextern int busdma_swi_pending;
77212532Sjchandravoid	busdma_swi(void);
78214903Sgonzo
79216148Sjchandrastruct	dumperinfo;
80216148Sjchandravoid	dump_add_page(vm_paddr_t);
81216148Sjchandravoid	dump_drop_page(vm_paddr_t);
82272766Smarkjint	minidumpsys(struct dumperinfo *);
83276772Smarkj
84178172Simp#endif /* !_MACHINE_MD_VAR_H_ */
85