xref: /netbsd/sys/arch/arm/fdt/arm_fdtvar.h (revision 2e4048e4)
1 /* $NetBSD: arm_fdtvar.h,v 1.20 2023/04/07 08:55:30 skrll Exp $ */
2 
3 /*-
4  * Copyright (c) 2017 Jared D. McNeill <jmcneill@invisible.ca>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _ARM_ARM_FDTVAR_H
30 #define _ARM_ARM_FDTVAR_H
31 
32 /*
33  * CPU enable methods
34  */
35 
36 struct arm_cpu_method {
37 	const char *	acm_compat;
38 	int		(*acm_enable)(int);
39 };
40 
41 #define	_ARM_CPU_METHOD_REGISTER(_name)	\
42 	__link_set_add_rodata(arm_cpu_methods, __CONCAT(_name,_cpu_method));
43 
44 #define	ARM_CPU_METHOD(_name, _compat, _enable)				\
45 static const struct arm_cpu_method __CONCAT(_name,_cpu_method) = {	\
46 	.acm_compat = (_compat),					\
47 	.acm_enable = (_enable)						\
48 };									\
49 _ARM_CPU_METHOD_REGISTER(_name)
50 
51 void	arm_fdt_cpu_bootstrap(void);
52 int	arm_fdt_cpu_mpstart(void);
53 void    arm_fdt_cpu_hatch_register(void *, void (*)(void *, struct cpu_info *));
54 void    arm_fdt_cpu_hatch(struct cpu_info *);
55 
56 void	arm_fdt_timer_register(void (*)(void));
57 
58 void	arm_fdt_irq_set_handler(void (*)(void *));
59 void	arm_fdt_irq_handler(void *);
60 void	arm_fdt_fiq_set_handler(void (*)(void *));
61 void	arm_fdt_fiq_handler(void *);
62 
63 void	arm_fdt_module_init(void);
64 
65 #endif /* !_ARM_ARM_FDTVAR_H */
66