xref: /freebsd/sys/i386/include/md_var.h (revision b5e8ce9f12b66453759f254bdf8bfc53fe2b6948)
1b5e8ce9fSBruce Evans /*-
2b5e8ce9fSBruce Evans  * Copyright (c) 1995 Bruce D. Evans.
3b5e8ce9fSBruce Evans  * All rights reserved.
4b5e8ce9fSBruce Evans  *
5b5e8ce9fSBruce Evans  * Redistribution and use in source and binary forms, with or without
6b5e8ce9fSBruce Evans  * modification, are permitted provided that the following conditions
7b5e8ce9fSBruce Evans  * are met:
8b5e8ce9fSBruce Evans  * 1. Redistributions of source code must retain the above copyright
9b5e8ce9fSBruce Evans  *    notice, this list of conditions and the following disclaimer.
10b5e8ce9fSBruce Evans  * 2. Redistributions in binary form must reproduce the above copyright
11b5e8ce9fSBruce Evans  *    notice, this list of conditions and the following disclaimer in the
12b5e8ce9fSBruce Evans  *    documentation and/or other materials provided with the distribution.
13b5e8ce9fSBruce Evans  * 3. Neither the name of the author nor the names of contributors
14b5e8ce9fSBruce Evans  *    may be used to endorse or promote products derived from this software
15b5e8ce9fSBruce Evans  *    without specific prior written permission.
16b5e8ce9fSBruce Evans  *
17b5e8ce9fSBruce Evans  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18b5e8ce9fSBruce Evans  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19b5e8ce9fSBruce Evans  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20b5e8ce9fSBruce Evans  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21b5e8ce9fSBruce Evans  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22b5e8ce9fSBruce Evans  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23b5e8ce9fSBruce Evans  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24b5e8ce9fSBruce Evans  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25b5e8ce9fSBruce Evans  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26b5e8ce9fSBruce Evans  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27b5e8ce9fSBruce Evans  * SUCH DAMAGE.
28b5e8ce9fSBruce Evans  *
29b5e8ce9fSBruce Evans  *	$Id: $
30b5e8ce9fSBruce Evans  */
31b5e8ce9fSBruce Evans 
32b5e8ce9fSBruce Evans #ifndef _MACHINE_MD_VAR_H_
33b5e8ce9fSBruce Evans #define	_MACHINE_MD_VAR_H_
34b5e8ce9fSBruce Evans 
35b5e8ce9fSBruce Evans /*
36b5e8ce9fSBruce Evans  * Miscellaneous machine-dependent declarations.
37b5e8ce9fSBruce Evans  */
38b5e8ce9fSBruce Evans 
39b5e8ce9fSBruce Evans extern	int	Maxmem;
40b5e8ce9fSBruce Evans extern	u_long	cpu_feature;
41b5e8ce9fSBruce Evans extern	u_long	cpu_high;
42b5e8ce9fSBruce Evans extern	u_long	cpu_id;
43b5e8ce9fSBruce Evans extern	char	cpu_vendor[];
44b5e8ce9fSBruce Evans extern	char	etext[];
45b5e8ce9fSBruce Evans extern	vm_offset_t isaphysmem;
46b5e8ce9fSBruce Evans extern	char	kstack[];
47b5e8ce9fSBruce Evans extern	void	(*netisrs[32]) __P((void));
48b5e8ce9fSBruce Evans extern	int	nfs_diskless_valid;
49b5e8ce9fSBruce Evans extern	int	sigcode;
50b5e8ce9fSBruce Evans extern	int	szsigcode;
51b5e8ce9fSBruce Evans 
52b5e8ce9fSBruce Evans struct	proc;
53b5e8ce9fSBruce Evans struct	reg;
54b5e8ce9fSBruce Evans 
55b5e8ce9fSBruce Evans void	configure __P((void));
56b5e8ce9fSBruce Evans void	cpu_reset __P((void));
57b5e8ce9fSBruce Evans void	doreti_iret __P((void)) __asm(__STRING(doreti_iret));
58b5e8ce9fSBruce Evans void	doreti_iret_fault __P((void)) __asm(__STRING(doreti_iret_fault));
59b5e8ce9fSBruce Evans void	doreti_popl_ds __P((void)) __asm(__STRING(doreti_popl_ds));
60b5e8ce9fSBruce Evans void	doreti_popl_ds_fault __P((void)) __asm(__STRING(doreti_popl_ds_fault));
61b5e8ce9fSBruce Evans void	doreti_popl_es __P((void)) __asm(__STRING(doreti_popl_es));
62b5e8ce9fSBruce Evans void	doreti_popl_es_fault __P((void)) __asm(__STRING(doreti_popl_es_fault));
63b5e8ce9fSBruce Evans int	fill_regs __P((struct proc *p, struct reg *regs));
64b5e8ce9fSBruce Evans int	mvesp __P((void));
65b5e8ce9fSBruce Evans void	setconf __P((void));
66b5e8ce9fSBruce Evans void	userconfig __P((void));
67b5e8ce9fSBruce Evans 
68b5e8ce9fSBruce Evans #endif /* !_MACHINE_MD_VAR_H_ */
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