1/*-
 2 * SPDX-License-Identifier: BSD-4-Clause
 3 *
 4 * Copyright (C) 1996 Wolfgang Solfrank.
 5 * Copyright (C) 1996 TooLs GmbH.
 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 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by TooLs GmbH.
19 * 4. The name of TooLs GmbH may not be used to endorse or promote products
20 *    derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 *	$NetBSD: powerpc.h,v 1.3 2000/06/01 00:49:59 matt Exp $
34 */
35
36#ifndef	_MACHINE_PLATFORM_H_
37#define	_MACHINE_PLATFORM_H_
38  
39#include <machine/ofw_machdep.h>
40#include <machine/smp.h>
41#include <machine/pcpu.h>
42
43struct mem_region {
44	uint64_t	mr_start;
45	uint64_t	mr_size;
46};
47
48struct numa_mem_region {
49	uint64_t	mr_start;
50	uint64_t	mr_size;
51	uint64_t	mr_domain;
52};
53
54/* Documentation for these functions is in platform_if.m */
55
56void	mem_regions(struct mem_region **, int *, struct mem_region **, int *);
57void	numa_mem_regions(struct numa_mem_region **, int *);
58vm_offset_t platform_real_maxaddr(void);
59
60u_long	platform_timebase_freq(struct cpuref *);
61  
62int	platform_smp_first_cpu(struct cpuref *);
63int	platform_smp_next_cpu(struct cpuref *);
64int	platform_smp_get_bsp(struct cpuref *);
65int	platform_smp_start_cpu(struct pcpu *);
66void	platform_smp_timebase_sync(u_long tb, int ap);
67void	platform_smp_ap_init(void);
68void	platform_smp_probe_threads(void);
69int	platform_node_numa_domain(phandle_t);
70  
71const char *installed_platform(void);
72void platform_probe_and_attach(void);
73
74void platform_sleep(void);
75  
76#endif	/* _MACHINE_PLATFORM_H_ */