xref: /openbsd/sys/arch/arm64/include/bootconfig.h (revision 4bdff4be)
1 /*	$OpenBSD: bootconfig.h,v 1.4 2023/12/05 05:27:26 jsg Exp $	*/
2 /*	$NetBSD: bootconfig.h,v 1.2 2001/06/21 22:08:28 chris Exp $	*/
3 
4 /*-
5  * Copyright (c) 2013 Andrew Turner <andrew@freebsd.org>
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD: head/sys/arm64/include/machdep.h 281494 2015-04-13 14:43:10Z andrew $
30  */
31 
32 #ifndef _MACHINE_BOOTCONFIG_H_
33 #define	_MACHINE_BOOTCONFIG_H_
34 
35 struct arm64_bootparams {
36 	vaddr_t		modulep;
37 	vaddr_t		kern_l1pt;	/* L1 page table for the kernel */
38 	uint64_t	kern_delta;
39 	vaddr_t		kern_stack;
40 	void		*arg0; // passed to kernel in R0
41 	void		*arg1; // passed to kernel in R1
42 	void		*arg2; // passed to kernel in R2
43 };
44 
45 void initarm(struct arm64_bootparams *);
46 
47 #endif /* _MACHINE_BOOTCONFIG_H_ */
48