pccardvar.h revision 59193 
1/*	$NetBSD: pcmciavar.h,v 1.9 1998/12/29 09:00:28 marc Exp $	*/
2/* $FreeBSD: head/sys/dev/pccard/pccardvar.h 59193 2000-04-13 06:42:58Z imp $ */
3
4/*
5 * Copyright (c) 1997 Marc Horowitz.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed by Marc Horowitz.
18 * 4. The name of the author may not be used to endorse or promote products
19 *    derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#include <sys/types.h>
34#include <sys/queue.h>
35
36#include <machine/bus.h>
37
38#include <dev/pccard/pccardchip.h>
39
40extern int	pccard_verbose;
41
42/*
43 * Contains information about mapped/allocated i/o spaces.
44 */
45struct pccard_io_handle {
46	bus_space_tag_t iot;		/* bus space tag (from chipset) */
47	bus_space_handle_t ioh;		/* mapped space handle */
48	bus_addr_t      addr;		/* resulting address in bus space */
49	bus_size_t      size;		/* size of i/o space */
50	int             flags;		/* misc. information */
51	int		width;
52};
53
54#define	PCCARD_IO_ALLOCATED	0x01	/* i/o space was allocated */
55
56/*
57 * Contains information about allocated memory space.
58 */
59struct pccard_mem_handle {
60	bus_space_tag_t memt;		/* bus space tag (from chipset) */
61	bus_space_handle_t memh;	/* mapped space handle */
62	bus_addr_t      addr;		/* resulting address in bus space */
63	bus_size_t      size;		/* size of mem space */
64	pccard_mem_handle_t mhandle;	/* opaque memory handle */
65	bus_size_t      realsize;	/* how much we really allocated */
66	long		offset;
67	int		kind;
68};
69
70/* pccard itself */
71
72#define PCCARD_CFE_MWAIT_REQUIRED	0x0001
73#define PCCARD_CFE_RDYBSY_ACTIVE	0x0002
74#define PCCARD_CFE_WP_ACTIVE		0x0004
75#define PCCARD_CFE_BVD_ACTIVE		0x0008
76#define PCCARD_CFE_IO8			0x0010
77#define PCCARD_CFE_IO16			0x0020
78#define PCCARD_CFE_IRQSHARE		0x0040
79#define PCCARD_CFE_IRQPULSE		0x0080
80#define PCCARD_CFE_IRQLEVEL		0x0100
81#define PCCARD_CFE_POWERDOWN		0x0200
82#define PCCARD_CFE_READONLY		0x0400
83#define PCCARD_CFE_AUDIO		0x0800
84
85struct pccard_config_entry {
86	int		number;
87	u_int32_t	flags;
88	int		iftype;
89	int		num_iospace;
90
91	/*
92	 * The card will only decode this mask in any case, so we can
93	 * do dynamic allocation with this in mind, in case the suggestions
94	 * below are no good.
95	 */
96	u_long		iomask;
97	struct {
98		u_long	length;
99		u_long	start;
100	} iospace[4];		/* XXX this could be as high as 16 */
101	u_int16_t	irqmask;
102	int		num_memspace;
103	struct {
104		u_long	length;
105		u_long	cardaddr;
106		u_long	hostaddr;
107	} memspace[2];		/* XXX this could be as high as 8 */
108	int		maxtwins;
109	STAILQ_ENTRY(pccard_config_entry) cfe_list;
110};
111
112struct pccard_function {
113	/* read off the card */
114	int		number;
115	int		function;
116	int		last_config_index;
117	u_long		ccr_base;
118	u_long		ccr_mask;
119	struct resource *ccr_res;
120	int		ccr_rid;
121	STAILQ_HEAD(, pccard_config_entry) cfe_head;
122	STAILQ_ENTRY(pccard_function) pf_list;
123	/* run-time state */
124	struct pccard_softc *sc;
125	struct pccard_config_entry *cfe;
126	struct pccard_mem_handle pf_pcmh;
127#define	pf_ccrt		pf_pcmh.memt
128#define	pf_ccrh		pf_pcmh.memh
129#define	pf_ccr_mhandle	pf_pcmh.mhandle
130#define	pf_ccr_realsize	pf_pcmh.realsize
131	bus_addr_t	pf_ccr_offset;
132	int		pf_ccr_window;
133	long		pf_mfc_iobase;
134	long		pf_mfc_iomax;
135	int		(*ih_fct)(void *);
136	void		*ih_arg;
137	int		ih_ipl;
138	int		pf_flags;
139};
140
141/* pf_flags */
142#define	PFF_ENABLED	0x0001		/* function is enabled */
143
144struct pccard_card {
145	int		cis1_major;
146	int		cis1_minor;
147	/* XXX waste of space? */
148	char		cis1_info_buf[256];
149	char		*cis1_info[4];
150	/*
151	 * Use int32_t for manufacturer and product so that they can
152	 * hold the id value found in card CIS and special value that
153	 * indicates no id was found.
154	 */
155	int32_t		manufacturer;
156#define	PCCARD_VENDOR_INVALID	-1
157	int32_t		product;
158#define	PCCARD_PRODUCT_INVALID		-1
159	u_int16_t	error;
160#define	PCCARD_CIS_INVALID		{ NULL, NULL, NULL, NULL }
161	STAILQ_HEAD(, pccard_function) pf_head;
162};
163
164/* More later? */
165struct pccard_ivar {
166	struct resource_list resources;
167	int	slotnum;
168};
169
170struct pccard_softc {
171	device_t		dev;
172	/* this stuff is for the socket */
173
174	/* this stuff is for the card */
175	struct pccard_card card;
176	void		*ih;
177	int		sc_enabled_count;	/* num functions enabled */
178
179};
180
181void
182pccardbus_if_setup(struct pccard_softc*);
183
184struct pccard_cis_quirk {
185	int32_t manufacturer;
186	int32_t product;
187	char *cis1_info[4];
188	struct pccard_function *pf;
189	struct pccard_config_entry *cfe;
190};
191
192struct pccard_tuple {
193	unsigned int	code;
194	unsigned int	length;
195	u_long		mult;
196	bus_addr_t	ptr;
197	bus_space_tag_t	memt;
198	bus_space_handle_t memh;
199};
200
201void	pccard_read_cis(struct pccard_softc *);
202void	pccard_check_cis_quirks(device_t);
203void	pccard_print_cis(device_t);
204int	pccard_scan_cis(device_t,
205		int (*) (struct pccard_tuple *, void *), void *);
206
207#define	pccard_cis_read_1(tuple, idx0)					\
208	(bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0)))
209
210#define	pccard_tuple_read_1(tuple, idx1)				\
211	(pccard_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1)))))
212
213#define	pccard_tuple_read_2(tuple, idx2)				\
214	(pccard_tuple_read_1((tuple), (idx2)) | 			\
215	 (pccard_tuple_read_1((tuple), (idx2)+1)<<8))
216
217#define	pccard_tuple_read_3(tuple, idx3)				\
218	(pccard_tuple_read_1((tuple), (idx3)) |				\
219	 (pccard_tuple_read_1((tuple), (idx3)+1)<<8) |			\
220	 (pccard_tuple_read_1((tuple), (idx3)+2)<<16))
221
222#define	pccard_tuple_read_4(tuple, idx4)				\
223	(pccard_tuple_read_1((tuple), (idx4)) |				\
224	 (pccard_tuple_read_1((tuple), (idx4)+1)<<8) |			\
225	 (pccard_tuple_read_1((tuple), (idx4)+2)<<16) |			\
226	 (pccard_tuple_read_1((tuple), (idx4)+3)<<24))
227
228#define	pccard_tuple_read_n(tuple, n, idxn)				\
229	(((n)==1)?pccard_tuple_read_1((tuple), (idxn)) :		\
230	 (((n)==2)?pccard_tuple_read_2((tuple), (idxn)) :		\
231	  (((n)==3)?pccard_tuple_read_3((tuple), (idxn)) :		\
232	   /* n == 4 */ pccard_tuple_read_4((tuple), (idxn)))))
233
234#define	PCCARD_SPACE_MEMORY	1
235#define	PCCARD_SPACE_IO		2
236
237int	pccard_ccr_read(struct pccard_function *, int);
238void	pccard_ccr_write(struct pccard_function *, int, int);
239
240#define	pccard_mfc(sc)	(STAILQ_FIRST(&(sc)->card.pf_head) &&		\
241		 STAILQ_NEXT(STAILQ_FIRST(&(sc)->card.pf_head),pf_list))
242
243void	pccard_function_init(struct pccard_function *,
244	    struct pccard_config_entry *);
245int	pccard_function_enable(struct pccard_function *);
246void	pccard_function_disable(struct pccard_function *);
247
248#define	pccard_io_alloc(pf, start, size, align, pciop)			\
249	(pccard_chip_io_alloc((pf)->sc->pct, pf->sc->pch, (start),	\
250	 (size), (align), (pciop)))
251
252#define	pccard_io_free(pf, pciohp)					\
253	(pccard_chip_io_free((pf)->sc->pct, (pf)->sc->pch, (pciohp)))
254
255int	pccard_io_map(struct pccard_function *, int, bus_addr_t,
256	    bus_size_t, struct pccard_io_handle *, int *);
257void	pccard_io_unmap(struct pccard_function *, int);
258
259#define pccard_mem_alloc(pf, size, pcmhp)				\
260	(pccard_chip_mem_alloc((pf)->sc->pct, (pf)->sc->pch, (size), (pcmhp)))
261
262#define pccard_mem_free(pf, pcmhp)					\
263	(pccard_chip_mem_free((pf)->sc->pct, (pf)->sc->pch, (pcmhp)))
264
265#define pccard_mem_map(pf, kind, card_addr, size, pcmhp, offsetp, windowp) \
266	(pccard_chip_mem_map((pf)->sc->pct, (pf)->sc->pch, (kind),	\
267	 (card_addr), (size), (pcmhp), (offsetp), (windowp)))
268
269#define	pccard_mem_unmap(pf, window)					\
270	(pccard_chip_mem_unmap((pf)->sc->pct, (pf)->sc->pch, (window)))
271
272/* ivar interface */
273enum {
274	PCCARD_IVAR_ETHADDR,	/* read ethernet address from CIS tupple */
275};
276
277/* read ethernet address from CIS tupple */
278__inline static int
279pccard_get_ether(device_t dev, u_char *enaddr)
280{
281	return BUS_READ_IVAR(device_get_parent(dev), dev,
282	    PCCARD_IVAR_ETHADDR, (uintptr_t *)enaddr);
283}
284
285enum {
286	PCCARD_A_MEM_ATTR = 0x1
287};
288
289