excavar.h revision 100703 
1/* $FreeBSD: head/sys/dev/exca/excavar.h 100703 2002-07-26 08:01:08Z imp $ */
2
3/*
4 * Copyright (c) 2002 M Warner Losh.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * This software may be derived from NetBSD i82365.c and other files with
27 * the following copyright:
28 *
29 * Copyright (c) 1997 Marc Horowitz.  All rights reserved.
30 *
31 * Redistribution and use in source and binary forms, with or without
32 * modification, are permitted provided that the following conditions
33 * are met:
34 * 1. Redistributions of source code must retain the above copyright
35 *    notice, this list of conditions and the following disclaimer.
36 * 2. Redistributions in binary form must reproduce the above copyright
37 *    notice, this list of conditions and the following disclaimer in the
38 *    documentation and/or other materials provided with the distribution.
39 * 3. All advertising materials mentioning features or use of this software
40 *    must display the following acknowledgement:
41 *	This product includes software developed by Marc Horowitz.
42 * 4. The name of the author may not be used to endorse or promote products
43 *    derived from this software without specific prior written permission.
44 *
45 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
46 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
47 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
48 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
49 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
50 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
51 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
52 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
53 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
54 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
55 */
56
57#ifndef _SYS_DEV_EXCA_EXCAVAR_H
58#define _SYS_DEV_EXCA_EXCAVAR_H
59
60/*
61 * Structure to manage the ExCA part of the chip.
62 */
63struct exca_softc;
64
65struct exca_softc
66{
67	device_t	dev;
68	int		memalloc;
69	struct		pccard_mem_handle mem[EXCA_MEM_WINS];
70	int		ioalloc;
71	struct		pccard_io_handle io[EXCA_IO_WINS];
72	bus_space_tag_t	bst;
73	bus_space_handle_t bsh;
74	uint32_t	flags;
75#define EXCA_SOCKET_PRESENT	0x00000001
76#define EXCA_HAS_MEMREG_WIN	0x00000002
77	uint32_t	offset;
78};
79
80void exca_init(struct exca_softc *sc, device_t dev,
81    bus_space_tag_t, bus_space_handle_t, uint32_t);
82int exca_io_map(struct exca_softc *sc, int width, struct resource *r);
83int exca_io_unmap_res(struct exca_softc *sc, struct resource *res);
84int exca_is_pcic(struct exca_softc *sc);
85int exca_mem_map(struct exca_softc *sc, int kind, struct resource *res);
86int exca_mem_set_flags(struct exca_softc *sc, struct resource *res,
87    uint32_t flags);
88int exca_mem_set_offset(struct exca_softc *sc, struct resource *res,
89    uint32_t cardaddr, uint32_t *deltap);
90int exca_mem_unmap_res(struct exca_softc *sc, struct resource *res);
91int exca_probe_slots(device_t dev, struct exca_softc *);
92void exca_reset(struct exca_softc *, device_t child);
93
94static __inline uint8_t
95exca_read(struct exca_softc *sc, int reg)
96{
97	return (bus_space_read_1(sc->bst, sc->bsh, sc->offset + reg));
98}
99
100static __inline void
101exca_write(struct exca_softc *sc, int reg, uint8_t val)
102{
103	return (bus_space_write_1(sc->bst, sc->bsh, sc->offset + reg, val));
104}
105
106static __inline void
107exca_setb(struct exca_softc *sc, int reg, uint8_t mask)
108{
109	exca_write(sc, reg, exca_read(sc, reg) | mask);
110}
111
112static __inline void
113exca_clrb(struct exca_softc *sc, int reg, uint8_t mask)
114{
115	exca_write(sc, reg, exca_read(sc, reg) & ~mask);
116}
117
118#endif /* !_SYS_DEV_EXCA_EXCAVAR_H */
119