xref: /netbsd/sys/arch/mvme68k/dev/pccvar.h (revision 5f819ca3)
1 /*	$NetBSD: pccvar.h,v 1.11 2012/10/27 17:18:04 chs Exp $	*/
2 
3 /*-
4  * Copyright (c) 1996, 1999 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jason R. Thorpe and Steve C. Woodford.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _MVME68K_PCCVAR_H
33 #define _MVME68K_PCCVAR_H
34 
35 /* For isrlink_evcnt() definition */
36 #include <mvme68k/mvme68k/isr.h>
37 
38 /*
39  * Structure used to attach PCC devices.
40  */
41 struct pcc_attach_args {
42 	const char	*pa_name;	/* name of device */
43 	int		pa_ipl;		/* interrupt level */
44 	bus_dma_tag_t	pa_dmat;
45 	bus_space_tag_t	pa_bust;
46 	bus_addr_t	pa_offset;
47 
48 	bus_addr_t	_pa_base;
49 };
50 
51 /* Shorthand for locators. */
52 #include "locators.h"
53 #define pcccf_ipl	cf_loc[PCCCF_IPL]
54 
55 
56 struct pcc_softc {
57 	bus_space_tag_t sc_bust;
58 	bus_space_handle_t sc_bush;
59 	struct evcnt sc_evcnt;
60 };
61 
62 extern struct pcc_softc *sys_pcc;
63 extern bus_addr_t pcc_slave_base_addr;
64 
65 #define	pccintr_evcnt(ipl)	isrlink_evcnt(ipl)
66 void	pccintr_establish(int, int (*)(void *), int, void *, struct evcnt *);
67 void	pccintr_disestablish(int);
68 
69 #endif /* _MVME68K_PCCVAR_H */
70