1/* $NetBSD: gtmr_var.h,v 1.16 2022/11/19 12:12:25 skrll Exp $ */
2/*-
3 * Copyright (c) 2013 The NetBSD Foundation, Inc.
4 * All rights reserved.
5 *
6 * This code is derived from software contributed to The NetBSD Foundation
7 * by Matt Thomas of 3am Software Foundry.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef _ARM_CORTEX_GTMR_VAR_
32#define _ARM_CORTEX_GTMR_VAR_
33
34#include <sys/percpu.h>
35
36struct gtmr_softc {
37	device_t sc_dev;
38	struct evcnt sc_ev_missing_ticks;
39	uint32_t sc_freq;
40	uint32_t sc_flags;
41#define	GTMR_FLAG_SUN50I_A64_UNSTABLE_TIMER		__BIT(0)
42#define	GTMR_FLAG_CPU_REGISTERS_NOT_FW_CONFIGURED	__BIT(1)
43	u_long sc_autoinc;
44	bool sc_physical;
45	void *sc_global_ih;
46#ifdef DIAGNOSTIC
47	percpu_t *sc_percpu;
48#endif
49};
50
51#ifdef _KERNEL
52#include "opt_arm_timer.h"
53struct cpu_info;
54int	gtmr_intr(void *);
55void	gtmr_init_cpu_clock(struct cpu_info *);
56void	gtmr_delay(unsigned int n);
57#ifdef __HAVE_GENERIC_CPU_INITCLOCKS
58void	gtmr_cpu_initclocks(void);
59#else
60#define gtmr_cpu_initclocks	cpu_initclocks
61#endif
62#endif
63
64#endif /* _ARM_CORTEX_GTMR_VAR_ */
65