xref: /netbsd-src/sys/arch/arm/cortex/gtmr_var.h (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1 /* $NetBSD: gtmr_var.h,v 1.4 2014/03/28 21:41:46 matt 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 struct gtmr_softc {
35 	device_t sc_dev;
36 	struct evcnt sc_ev_missing_ticks;
37 	uint32_t sc_freq;
38 	u_long sc_autoinc;
39 	void *sc_global_ih;
40 #ifdef DIAGNOSTIC
41 	percpu_t *sc_percpu;
42 #endif
43 };
44 
45 #ifdef _KERNEL
46 struct cpu_info;
47 void	gtmr_init_cpu_clock(struct cpu_info *);
48 void	gtmr_delay(unsigned int n);
49 void	gtmr_bootdelay(unsigned int n);
50 #endif
51 
52 #endif /* _ARM_CORTEX_GTMR_VAR_ */
53