summaryrefslogtreecommitdiff
path: root/sys/dev/pcmcia/pcmciavar.h
blob: 43ee150103621a2055c37eef19d7557b3629b4ea (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
/*	$OpenBSD: pcmciavar.h,v 1.7 1999/01/28 04:58:32 fgsch Exp $	*/
/*	$NetBSD: pcmciavar.h,v 1.5 1998/07/19 17:28:17 christos Exp $	*/

/*
 * Copyright (c) 1997 Marc Horowitz.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Marc Horowitz.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <sys/types.h>
#include <sys/queue.h>

#include <machine/bus.h>

#include <dev/pcmcia/pcmciachip.h>

extern int	pcmcia_verbose;

/*
 * Contains information about mapped/allocated i/o spaces.
 */
struct pcmcia_io_handle {
	bus_space_tag_t iot;		/* bus space tag (from chipset) */
	bus_space_handle_t ioh;		/* mapped space handle */
	bus_addr_t      addr;		/* resulting address in bus space */
	bus_size_t      size;		/* size of i/o space */
	int             flags;		/* misc. information */
};

#define	PCMCIA_IO_ALLOCATED	0x01	/* i/o space was allocated */

/*
 * Contains information about allocated memory space.
 */
struct pcmcia_mem_handle {
	bus_space_tag_t memt;		/* bus space tag (from chipset) */
	bus_space_handle_t memh;	/* mapped space handle */
	bus_addr_t      addr;		/* resulting address in bus space */
	bus_size_t      size;		/* size of mem space */
	pcmcia_mem_handle_t mhandle;	/* opaque memory handle */
	bus_size_t      realsize;	/* how much we really allocated */
};

/* pcmcia itself */

#define PCMCIA_CFE_MWAIT_REQUIRED	0x0001
#define PCMCIA_CFE_RDYBSY_ACTIVE	0x0002
#define PCMCIA_CFE_WP_ACTIVE		0x0004
#define PCMCIA_CFE_BVD_ACTIVE		0x0008
#define PCMCIA_CFE_IO8			0x0010
#define PCMCIA_CFE_IO16			0x0020
#define PCMCIA_CFE_IRQSHARE		0x0040
#define PCMCIA_CFE_IRQPULSE		0x0080
#define PCMCIA_CFE_IRQLEVEL		0x0100
#define PCMCIA_CFE_POWERDOWN		0x0200
#define PCMCIA_CFE_READONLY		0x0400
#define PCMCIA_CFE_AUDIO		0x0800

struct pcmcia_config_entry {
	int		number;
	u_int32_t	flags;
	int		iftype;
	int		num_iospace;

	/*
	 * The card will only decode this mask in any case, so we can
	 * do dynamic allocation with this in mind, in case the suggestions
	 * below are no good.
	 */
	u_long		iomask;
	struct {
		u_long	length;
		u_long	start;
	} iospace[4];		/* XXX this could be as high as 16 */
	u_int16_t	irqmask;
	int		num_memspace;
	struct {
		u_long	length;
		u_long	cardaddr;
		u_long	hostaddr;
	} memspace[2];		/* XXX this could be as high as 8 */
	int		maxtwins;
	SIMPLEQ_ENTRY(pcmcia_config_entry) cfe_list;
};

struct pcmcia_function {
	/* read off the card */
	int		number;
	int		function;
	int		last_config_index;
	u_long		ccr_base;
	u_long		ccr_mask;
	SIMPLEQ_HEAD(, pcmcia_config_entry) cfe_head;
	SIMPLEQ_ENTRY(pcmcia_function) pf_list;
	/* run-time state */
	struct pcmcia_softc *sc;
	struct pcmcia_config_entry *cfe;
	struct pcmcia_mem_handle pf_pcmh;
#define	pf_ccrt		pf_pcmh.memt
#define	pf_ccrh		pf_pcmh.memh
#define	pf_ccr_mhandle	pf_pcmh.mhandle
#define	pf_ccr_realsize	pf_pcmh.realsize
	bus_addr_t	pf_ccr_offset;
	int		pf_ccr_window;
	long		pf_mfc_iobase;
	long		pf_mfc_iomax;
	int		(*ih_fct) __P((void *));
	void		*ih_arg;
	int		ih_ipl;
	int		pf_flags;
};

/* pf_flags */
#define	PFF_ENABLED	0x0001		/* function is enabled */

struct pcmcia_card {
	int		cis1_major;
	int		cis1_minor;
	/* XXX waste of space? */
	char		cis1_info_buf[256];
	char		*cis1_info[4];
	/*
	 * Use int32_t for manufacturer and product so that they can
	 * hold the id value found in card CIS and special value that
	 * indicates no id was found.
	 */
	int32_t		manufacturer;
#define	PCMCIA_VENDOR_INVALID	-1
	int32_t		product;
#define	PCMCIA_PRODUCT_INVALID		-1
	u_int16_t	error;
#define	PCMCIA_CIS_INVALID		{ NULL, NULL, NULL, NULL }
	SIMPLEQ_HEAD(, pcmcia_function) pf_head;
};

struct pcmcia_softc {
	struct device	dev;

	/* this stuff is for the socket */
	pcmcia_chipset_tag_t pct;
	pcmcia_chipset_handle_t pch;

	/* this stuff is for the card */
	struct pcmcia_card card;
	void		*ih;
	int		sc_enabled_count;	/* how many functions are
						   enabled */

	/*
	 * These are passed down from the PCMCIA chip, and exist only
	 * so that cards with Very Special address allocation needs
	 * know what range they should be dealing with.
	 */
	bus_addr_t iobase;		/* start i/o space allocation here */
	bus_size_t iosize;		/* size of the i/o space range */
};

struct pcmcia_cis_quirk {
	int32_t manufacturer;
	int32_t product;
	char *cis1_info[4];
	struct pcmcia_function *pf;
	struct pcmcia_config_entry *cfe;
};

struct pcmcia_attach_args {
	int32_t manufacturer;
	int32_t product;
	struct pcmcia_card *card;
	struct pcmcia_function *pf;
};

struct pcmcia_tuple {
	unsigned int	code;
	unsigned int	length;
	u_long		mult;
	bus_addr_t	ptr;
	bus_space_tag_t	memt;
	bus_space_handle_t memh;
};

void	pcmcia_read_cis __P((struct pcmcia_softc *));
void	pcmcia_check_cis_quirks __P((struct pcmcia_softc *));
void	pcmcia_print_cis __P((struct pcmcia_softc *));
int	pcmcia_scan_cis __P((struct device * dev,
	    int (*) (struct pcmcia_tuple *, void *), void *));

#define	pcmcia_cis_read_1(tuple, idx0)					\
	(bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0)))

#define	pcmcia_tuple_read_1(tuple, idx1)				\
	(pcmcia_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1)))))

#define	pcmcia_tuple_read_2(tuple, idx2)				\
	(pcmcia_tuple_read_1((tuple), (idx2)) | 			\
	 (pcmcia_tuple_read_1((tuple), (idx2)+1)<<8))

#define	pcmcia_tuple_read_3(tuple, idx3)				\
	(pcmcia_tuple_read_1((tuple), (idx3)) |				\
	 (pcmcia_tuple_read_1((tuple), (idx3)+1)<<8) |			\
	 (pcmcia_tuple_read_1((tuple), (idx3)+2)<<16))

#define	pcmcia_tuple_read_4(tuple, idx4)				\
	(pcmcia_tuple_read_1((tuple), (idx4)) |				\
	 (pcmcia_tuple_read_1((tuple), (idx4)+1)<<8) |			\
	 (pcmcia_tuple_read_1((tuple), (idx4)+2)<<16) |			\
	 (pcmcia_tuple_read_1((tuple), (idx4)+3)<<24))

#define	pcmcia_tuple_read_n(tuple, n, idxn)				\
	(((n)==1)?pcmcia_tuple_read_1((tuple), (idxn)) :		\
	 (((n)==2)?pcmcia_tuple_read_2((tuple), (idxn)) :		\
	  (((n)==3)?pcmcia_tuple_read_3((tuple), (idxn)) :		\
	   /* n == 4 */ pcmcia_tuple_read_4((tuple), (idxn)))))

#define	PCMCIA_SPACE_MEMORY	1
#define	PCMCIA_SPACE_IO		2

int	pcmcia_ccr_read __P((struct pcmcia_function *, int));
void	pcmcia_ccr_write __P((struct pcmcia_function *, int, int));

#define	pcmcia_mfc(sc)	((sc)->card.pf_head.sqh_first &&		\
			 (sc)->card.pf_head.sqh_first->pf_list.sqe_next)

void	pcmcia_function_init __P((struct pcmcia_function *,
	    struct pcmcia_config_entry *));
int	pcmcia_function_enable __P((struct pcmcia_function *));
void	pcmcia_function_disable __P((struct pcmcia_function *));

#define	pcmcia_io_alloc(pf, start, size, align, pciop)			\
	(pcmcia_chip_io_alloc((pf)->sc->pct, pf->sc->pch, (start),	\
	 (size), (align), (pciop)))

int	pcmcia_io_map __P((struct pcmcia_function *, int, bus_addr_t,
	    bus_size_t, struct pcmcia_io_handle *, int *));

#define pcmcia_mem_alloc(pf, size, pcmhp)				\
	(pcmcia_chip_mem_alloc((pf)->sc->pct, (pf)->sc->pch, (size), (pcmhp)))

#define pcmcia_mem_free(pf, pcmhp)					\
	(pcmcia_chip_mem_free((pf)->sc->pct, (pf)->sc->pch, (pcmhp)))

#define pcmcia_mem_map(pf, kind, card_addr, size, pcmhp, offsetp, windowp) \
	(pcmcia_chip_mem_map((pf)->sc->pct, (pf)->sc->pch, (kind),	\
	 (card_addr), (size), (pcmhp), (offsetp), (windowp)))

#define	pcmcia_mem_unmap(pf, window)					\
	(pcmcia_chip_mem_unmap((pf)->sc->pct, (pf)->sc->pch, (window)))

void	*pcmcia_intr_establish __P((struct pcmcia_function *, int,
	    int (*) (void *), void *));
void 	pcmcia_intr_disestablish __P((struct pcmcia_function *, void *));