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