1 /*	$NetBSD: pcmciachip.h,v 1.17 2011/07/26 22:24:36 dyoung Exp $	*/
2 
3 /*
4  * Copyright (c) 1997 Marc Horowitz.  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  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *	This product includes software developed by Marc Horowitz.
17  * 4. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _PCMCIA_PCMCIACHIP_H_
33 #define	_PCMCIA_PCMCIACHIP_H_
34 
35 #include <sys/bus.h>
36 
37 struct pcmcia_function;
38 struct pcmcia_mem_handle;
39 struct pcmcia_io_handle;
40 
41 /* interfaces for pcmcia to call the chipset */
42 
43 typedef const struct pcmcia_chip_functions *pcmcia_chipset_tag_t;
44 typedef void *pcmcia_chipset_handle_t;
45 typedef int pcmcia_mem_handle_t;
46 
47 #define	PCMCIA_MEM_ATTR		1
48 #define	PCMCIA_MEM_COMMON	2
49 
50 #define	PCMCIA_WIDTH_MEM8	8
51 #define	PCMCIA_WIDTH_MEM16	16
52 
53 #define	PCMCIA_WIDTH_MEM_MASK	24
54 
55 #define	PCMCIA_WIDTH_AUTO	0
56 #define	PCMCIA_WIDTH_IO8	1
57 #define	PCMCIA_WIDTH_IO16	2
58 
59 struct pcmcia_chip_functions {
60 	/* memory space allocation */
61 	int	(*mem_alloc)(pcmcia_chipset_handle_t, bus_size_t,
62 		    struct pcmcia_mem_handle *);
63 	void	(*mem_free)(pcmcia_chipset_handle_t,
64 		    struct pcmcia_mem_handle *);
65 
66 	/* memory space window mapping */
67 	int	(*mem_map)(pcmcia_chipset_handle_t, int, bus_addr_t,
68 		    bus_size_t, struct pcmcia_mem_handle *,
69 		    bus_size_t *, int *);
70 	void	(*mem_unmap)(pcmcia_chipset_handle_t, int);
71 
72 	/* I/O space allocation */
73 	int	(*io_alloc)(pcmcia_chipset_handle_t, bus_addr_t,
74 		    bus_size_t, bus_size_t, struct pcmcia_io_handle *);
75 	void	(*io_free)(pcmcia_chipset_handle_t,
76 		    struct pcmcia_io_handle *);
77 
78 	/* I/O space window mapping */
79 	int	(*io_map)(pcmcia_chipset_handle_t, int, bus_addr_t,
80 		    bus_size_t, struct pcmcia_io_handle *, int *);
81 	void	(*io_unmap)(pcmcia_chipset_handle_t, int);
82 
83 	/* interrupt glue */
84 	void	*(*intr_establish)(pcmcia_chipset_handle_t,
85 		    struct pcmcia_function *, int, int (*)(void *), void *);
86 	void	(*intr_disestablish)(pcmcia_chipset_handle_t, void *);
87 
88 	/* card enable/disable */
89 	void	(*socket_enable)(pcmcia_chipset_handle_t);
90 	void	(*socket_disable)(pcmcia_chipset_handle_t);
91 	void	(*socket_settype)(pcmcia_chipset_handle_t, int);
92 
93 	/* card detection */
94 	int (*card_detect)(pcmcia_chipset_handle_t);
95 };
96 
97 /* Memory space functions. */
98 #define pcmcia_chip_mem_alloc(tag, handle, size, pcmhp)			\
99 	((*(tag)->mem_alloc)((handle), (size), (pcmhp)))
100 
101 #define pcmcia_chip_mem_free(tag, handle, pcmhp)			\
102 	((*(tag)->mem_free)((handle), (pcmhp)))
103 
104 #define pcmcia_chip_mem_map(tag, handle, kind, card_addr, size, pcmhp,	\
105 	    offsetp, windowp)						\
106 	((*(tag)->mem_map)((handle), (kind), (card_addr), (size), (pcmhp), \
107 	    (offsetp), (windowp)))
108 
109 #define pcmcia_chip_mem_unmap(tag, handle, window)			\
110 	((*(tag)->mem_unmap)((handle), (window)))
111 
112 /* I/O space functions. */
113 #define pcmcia_chip_io_alloc(tag, handle, start, size, align, pcihp)	\
114 	((*(tag)->io_alloc)((handle), (start), (size), (align), (pcihp)))
115 
116 #define pcmcia_chip_io_free(tag, handle, pcihp)				\
117 	((*(tag)->io_free)((handle), (pcihp)))
118 
119 #define pcmcia_chip_io_map(tag, handle, width, card_addr, size, pcihp,	\
120 	    windowp) \
121 	((*(tag)->io_map)((handle), (width), (card_addr), (size), (pcihp), \
122 	    (windowp)))
123 
124 #define pcmcia_chip_io_unmap(tag, handle, window)			\
125 	((*(tag)->io_unmap)((handle), (window)))
126 
127 /* Interrupt functions. */
128 #define pcmcia_chip_intr_establish(tag, handle, pf, ipl, fct, arg)	\
129 	((*(tag)->intr_establish)((handle), (pf), (ipl), (fct), (arg)))
130 
131 #define pcmcia_chip_intr_disestablish(tag, handle, ih)			\
132 	((*(tag)->intr_disestablish)((handle), (ih)))
133 
134 /* Socket functions. */
135 #define	pcmcia_chip_socket_enable(tag, handle)				\
136 	((*(tag)->socket_enable)((handle)))
137 #define	pcmcia_chip_socket_disable(tag, handle)				\
138 	((*(tag)->socket_disable)((handle)))
139 #define	pcmcia_chip_socket_settype(tag, handle, type)			\
140 	((*(tag)->socket_settype)((handle), (type)))
141 
142 struct pcmciabus_attach_args {
143 	const char *paa_busname;	/* Bus name */
144 	pcmcia_chipset_tag_t pct;
145 	pcmcia_chipset_handle_t pch;
146 };
147 
148 /* interfaces for the chipset to call pcmcia */
149 
150 int	pcmcia_card_attach(device_t);
151 void	pcmcia_card_detach(device_t, int);
152 void	pcmcia_card_deactivate(device_t);
153 
154 #endif /* _PCMCIA_PCMCIACHIP_H_ */
155