xref: /netbsd/sys/dev/cardbus/cardbusvar.h (revision bf9ec67e)
1 /*	$NetBSD: cardbusvar.h,v 1.24 2001/11/06 03:18:18 augustss Exp $	*/
2 
3 /*
4  * Copyright (c) 1998, 1999 and 2000
5  *       HAYAKAWA Koichi.  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 the author.
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  *
22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
26  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
27  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
28  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
30  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32  * POSSIBILITY OF SUCH DAMAGE.
33  */
34 
35 #ifndef _DEV_CARDBUS_CARDBUSVAR_H_
36 #define _DEV_CARDBUS_CARDBUSVAR_H_
37 
38 #include <dev/cardbus/cardbusreg.h>
39 #if 1
40 #include <dev/cardbus/rbus.h>
41 #endif
42 
43 
44 
45 typedef void *cardbus_chipset_tag_t;
46 typedef int cardbus_intr_handle_t;
47 
48 
49 #if rbus
50 /*
51  * struct cardbus_functions contains the pointers for basic cardbus
52  * functions.  Those functions must be provided by cardbus bridge.
53  * The child devices can use those functions.  The contained functions
54  * are: cardbus_space_alloc, cardbus_space_free,
55  * cardbus_intr_establish, cardbus_intr_disestablish, cardbus_ctrl,
56  * cardbus_power, cardbus_make_tag, cardbus_free_tag and
57  * cardbus_conf_write.
58  *
59  *	int (*cardbus_space_alloc)(cardbus_chipset_tag_t ct, rbus_tag_t rb,
60  *	    bus_addr_t addr, bus_size_t size,
61  *	    bus_addr_t mask, bus_size_t align,
62  *	    int flags, bus_addr_t *addrp,
63  *	    bus_space_handle_t *bshp);
64  *
65  *	int (*cardbus_space_free)(cardbus_chipset_tag_t ct, rbus_tag_t rb,
66  *	    bus_space_handle_t, bus_size_t);
67  *
68  * cardbus_space_alloc and cardbus_space_free allocates and
69  * disallocate bus space for the requesters.
70  *
71  *	void *(*cardbus_intr_establish)(cardbus_chipset_tag_t ct, int irq,
72  *	     int level, int (*ih)(void *), void *sc);
73  *
74  *	void (*cardbus_intr_disestablish)(cardbus_chipset_tag_t ct, void *ih);
75  *	int (*cardbus_ctrl)(cardbus_chipset_tag_t ct, int command);
76  *	int (*cardbus_power)(cardbus_chipset_tag_t ct, int voltage);
77  *
78  *	cardbustag_t (*cardbus_make_tag)(cardbus_chipset_tag_t ct,
79  *	    int busno, int devno, int functionno);
80  *	void (*cardbus_free_tag)(cardbus_chipset_tag_t ct, cardbustag_t tag);
81  *	cardbusreg_t (*cardbus_conf_read)(cardbus_chipset_tag_t ct,
82  *	    cardbustag_t tag, int offs);
83  *	void (*cardbus_conf_write)(cardbus_chipset_tag_t ct,
84  *	    cardbustag_t tag, int offs, cardbusreg_t val);
85  */
86 typedef struct cardbus_functions {
87 	int (*cardbus_space_alloc) __P((cardbus_chipset_tag_t, rbus_tag_t,
88 	    bus_addr_t, bus_size_t, bus_addr_t, bus_size_t,
89 	    int, bus_addr_t *, bus_space_handle_t *));
90 	int (*cardbus_space_free) __P((cardbus_chipset_tag_t, rbus_tag_t,
91 	    bus_space_handle_t, bus_size_t));
92 	void *(*cardbus_intr_establish) __P((cardbus_chipset_tag_t, int, int,
93 	    int (*)(void *), void *));
94 	void (*cardbus_intr_disestablish) __P((cardbus_chipset_tag_t ct, void *));
95 	int (*cardbus_ctrl) __P((cardbus_chipset_tag_t, int));
96 	int (*cardbus_power) __P((cardbus_chipset_tag_t, int));
97 
98 	cardbustag_t (*cardbus_make_tag) __P((cardbus_chipset_tag_t, int, int, int));
99 	void (*cardbus_free_tag) __P((cardbus_chipset_tag_t, cardbustag_t));
100 	cardbusreg_t (*cardbus_conf_read) __P((cardbus_chipset_tag_t, cardbustag_t, int));
101 	void (*cardbus_conf_write) __P((cardbus_chipset_tag_t, cardbustag_t, int, cardbusreg_t));
102 } cardbus_function_t, *cardbus_function_tag_t;
103 
104 #else
105 
106 typedef struct cardbus_functions {
107   int (*cardbus_ctrl) __P((cardbus_chipset_tag_t, int));
108   int (*cardbus_power) __P((cardbus_chipset_tag_t, int));
109   int (*cardbus_mem_open) __P((cardbus_chipset_tag_t, int, u_int32_t, u_int32_t));
110   int (*cardbus_mem_close) __P((cardbus_chipset_tag_t, int));
111   int (*cardbus_io_open) __P((cardbus_chipset_tag_t, int, u_int32_t, u_int32_t));
112   int (*cardbus_io_close) __P((cardbus_chipset_tag_t, int));
113   void *(*cardbus_intr_establish) __P((cardbus_chipset_tag_t, int irq, int level, int (*ih)(void *), void *sc));
114   void (*cardbus_intr_disestablish) __P((cardbus_chipset_tag_t ct, void *ih));
115 
116   cardbustag_t (*cardbus_make_tag) __P((cardbus_chipset_tag_t, int, int, int));  cardbusreg_t (*cardbus_conf_read) __P((cardbus_chipset_tag_t, cardbustag_t, int));
117   void (*cardbus_conf_write) __P((cardbus_chipset_tag_t, cardbustag_t, int, cardbusreg_t));
118 } cardbus_function_t, *cardbus_function_tag_t;
119 #endif /* rbus */
120 
121 /*
122  * struct cbslot_attach_args is the attach argument for cardbus card.
123  */
124 struct cbslot_attach_args {
125 	char *cba_busname;
126 	bus_space_tag_t cba_iot;	/* cardbus i/o space tag */
127 	bus_space_tag_t cba_memt;	/* cardbus mem space tag */
128 	bus_dma_tag_t cba_dmat;		/* DMA tag */
129 
130 	int cba_bus;			/* cardbus bus number */
131 
132 	cardbus_chipset_tag_t cba_cc;	/* cardbus chipset */
133 	cardbus_function_tag_t cba_cf; /* cardbus functions */
134 	int cba_intrline;		/* interrupt line */
135 
136 #if rbus
137 	rbus_tag_t cba_rbus_iot;	/* CardBus i/o rbus tag */
138 	rbus_tag_t cba_rbus_memt;	/* CardBus mem rbus tag */
139 #endif
140 
141 	int cba_cacheline;		/* cache line size */
142 	int cba_lattimer;		/* latency timer */
143 };
144 
145 
146 #define cbslotcf_dev  cf_loc[0]
147 #define cbslotcf_func cf_loc[1]
148 #define CBSLOT_UNK_DEV -1
149 #define CBSLOT_UNK_FUNC -1
150 
151 
152 struct cardbus_devfunc;
153 
154 /*
155  * struct cardbus_softc is the softc for cardbus card.
156  */
157 struct cardbus_softc {
158 	struct device sc_dev;		/* fundamental device structure */
159 
160 	int sc_bus;			/* cardbus bus number */
161 	int sc_device;			/* cardbus device number */
162 	int sc_intrline;		/* CardBus intrline */
163 
164 	bus_space_tag_t sc_iot;		/* CardBus I/O space tag */
165 	bus_space_tag_t sc_memt;	/* CardBus MEM space tag */
166 	bus_dma_tag_t sc_dmat;		/* DMA tag */
167 
168 	cardbus_chipset_tag_t sc_cc;	/* CardBus chipset */
169 	cardbus_function_tag_t sc_cf;	/* CardBus function */
170 
171 #if rbus
172 	rbus_tag_t sc_rbus_iot;		/* CardBus i/o rbus tag */
173 	rbus_tag_t sc_rbus_memt;	/* CardBus mem rbus tag */
174 #endif
175 
176 	int sc_cacheline;		/* cache line size */
177 	int sc_lattimer;		/* latency timer */
178 	int sc_volt;			/* applied Vcc voltage */
179 #define PCCARD_33V  0x02
180 #define PCCARD_XXV  0x04
181 #define PCCARD_YYV  0x08
182 	int sc_poweron_func;
183   struct cardbus_devfunc *sc_funcs;	/* list of cardbus device functions */
184 };
185 
186 
187 /*
188  * struct cardbus_devfunc:
189  *
190  *   This is the data deposit for each function of a CardBus device.
191  *   This structure is used for memory or i/o space allocation and
192  *   disallocation.
193  */
194 typedef struct cardbus_devfunc {
195 	cardbus_chipset_tag_t ct_cc;
196 	cardbus_function_tag_t ct_cf;
197 	struct cardbus_softc *ct_sc;	/* pointer to the parent */
198 	int ct_bus;			/* bus number */
199 	int ct_dev;			/* device number */
200 	int ct_func;			/* function number */
201 
202 #if rbus
203 	rbus_tag_t ct_rbus_iot;		/* CardBus i/o rbus tag */
204 	rbus_tag_t ct_rbus_memt;	/* CardBus mem rbus tag */
205 #endif
206 
207 	u_int32_t ct_bar[6];		/* Base Address Regs 0 to 6 */
208 	u_int32_t ct_lc;		/* Latency timer and cache line size */
209 	/* u_int32_t ct_cisreg; */	/* CIS reg: is it needed??? */
210 
211 	struct device *ct_device;	/* pointer to the device */
212 
213 	struct cardbus_devfunc *ct_next;
214 
215 	/* some data structure needed for tuple??? */
216 } *cardbus_devfunc_t;
217 
218 
219 /* XXX various things extracted from CIS */
220 struct cardbus_cis_info {
221 	int32_t		manufacturer;
222 	int32_t		product;
223 	char		cis1_info_buf[256];
224 	char*		cis1_info[4];
225 	struct cb_bar_info {
226 		unsigned int flags;
227 		unsigned int size;
228 	} bar[7];
229 	unsigned int	funcid;
230 	union {
231 		struct {
232 			int uart_type;
233 			int uart_present;
234 		} serial;
235 		struct {
236 			char netid[6];
237 			char netid_present;
238 			char __filler;
239 		} network;
240 	} funce;
241 };
242 
243 struct cardbus_attach_args {
244 	int ca_unit;
245 	cardbus_devfunc_t ca_ct;
246 
247 	bus_space_tag_t ca_iot;		/* CardBus I/O space tag */
248 	bus_space_tag_t ca_memt;	/* CardBus MEM space tag */
249 	bus_dma_tag_t ca_dmat;		/* DMA tag */
250 
251 	u_int ca_bus;
252 	u_int ca_device;
253 	u_int ca_function;
254 	cardbustag_t ca_tag;
255 	cardbusreg_t ca_id;
256 	cardbusreg_t ca_class;
257 
258 	/* interrupt information */
259 	cardbus_intr_line_t ca_intrline;
260 
261 #if rbus
262 	rbus_tag_t ca_rbus_iot;		/* CardBus i/o rbus tag */
263 	rbus_tag_t ca_rbus_memt;	/* CardBus mem rbus tag */
264 #endif
265 
266 	struct cardbus_cis_info ca_cis;
267 };
268 
269 
270 #define CARDBUS_ENABLE  1	/* enable the channel */
271 #define CARDBUS_DISABLE 2	/* disable the channel */
272 #define CARDBUS_RESET   4
273 #define CARDBUS_CD      7
274 #  define CARDBUS_NOCARD 0
275 #  define CARDBUS_5V_CARD 0x01	/* XXX: It must not exist */
276 #  define CARDBUS_3V_CARD 0x02
277 #  define CARDBUS_XV_CARD 0x04
278 #  define CARDBUS_YV_CARD 0x08
279 #define CARDBUS_IO_ENABLE    100
280 #define CARDBUS_IO_DISABLE   101
281 #define CARDBUS_MEM_ENABLE   102
282 #define CARDBUS_MEM_DISABLE  103
283 #define CARDBUS_BM_ENABLE    104 /* bus master */
284 #define CARDBUS_BM_DISABLE   105
285 
286 #define CARDBUS_VCC_UC  0x0000
287 #define CARDBUS_VCC_3V  0x0001
288 #define CARDBUS_VCC_XV  0x0002
289 #define CARDBUS_VCC_YV  0x0003
290 #define CARDBUS_VCC_0V  0x0004
291 #define CARDBUS_VCC_5V  0x0005	/* ??? */
292 #define CARDBUS_VCCMASK 0x000f
293 #define CARDBUS_VPP_UC  0x0000
294 #define CARDBUS_VPP_VCC 0x0010
295 #define CARDBUS_VPP_12V 0x0030
296 #define CARDBUS_VPP_0V  0x0040
297 #define CARDBUS_VPPMASK 0x00f0
298 
299 
300 #include "locators.h"
301 
302 /*
303  * Locators devices that attach to 'cardbus', as specified to config.
304  */
305 #define cardbuscf_dev cf_loc[CARDBUSCF_DEV]
306 #define CARDBUS_UNK_DEV CARDBUSCF_DEV_DEFAULT
307 
308 #define cardbuscf_function cf_loc[CARDBUSCF_FUNCTION]
309 #define CARDBUS_UNK_FUNCTION CARDBUSCF_FUNCTION_DEFAULT
310 
311 int cardbus_attach_card __P((struct cardbus_softc *));
312 void cardbus_detach_card __P((struct cardbus_softc *));
313 void *cardbus_intr_establish __P((cardbus_chipset_tag_t, cardbus_function_tag_t,
314     cardbus_intr_handle_t irq, int level, int (*func) (void *), void *arg));
315 void cardbus_intr_disestablish __P((cardbus_chipset_tag_t,
316     cardbus_function_tag_t, void *handler));
317 
318 int cardbus_mapreg_map __P((struct cardbus_softc *, int, int, cardbusreg_t,
319     int, bus_space_tag_t *, bus_space_handle_t *, bus_addr_t *, bus_size_t *));
320 int cardbus_mapreg_unmap __P((struct cardbus_softc *, int, int,
321     bus_space_tag_t, bus_space_handle_t, bus_size_t));
322 
323 int cardbus_save_bar __P((cardbus_devfunc_t));
324 int cardbus_restore_bar __P((cardbus_devfunc_t));
325 
326 int cardbus_function_enable __P((struct cardbus_softc *, int function));
327 int cardbus_function_disable __P((struct cardbus_softc *, int function));
328 
329 int cardbus_get_capability __P((cardbus_chipset_tag_t, cardbus_function_tag_t,
330     cardbustag_t, int, int *, cardbusreg_t *));
331 
332 #define Cardbus_function_enable(ct) cardbus_function_enable((ct)->ct_sc, (ct)->ct_func)
333 #define Cardbus_function_disable(ct) cardbus_function_disable((ct)->ct_sc, (ct)->ct_func)
334 
335 
336 
337 #define Cardbus_mapreg_map(ct, reg, type, busflags, tagp, handlep, basep, sizep) \
338 	cardbus_mapreg_map((ct)->ct_sc, (ct->ct_func), (reg), (type),\
339 			   (busflags), (tagp), (handlep), (basep), (sizep))
340 #define Cardbus_mapreg_unmap(ct, reg, tag, handle, size) \
341 	cardbus_mapreg_unmap((ct)->ct_sc, (ct->ct_func), (reg), (tag), (handle), (size))
342 
343 #define Cardbus_make_tag(ct) (*(ct)->ct_cf->cardbus_make_tag)((ct)->ct_cc, (ct)->ct_bus, (ct)->ct_dev, (ct)->ct_func)
344 #define cardbus_make_tag(cc, cf, bus, device, function) ((cf)->cardbus_make_tag)((cc), (bus), (device), (function))
345 
346 #define Cardbus_free_tag(ct, tag) (*(ct)->ct_cf->cardbus_free_tag)((ct)->ct_cc, (tag))
347 #define cardbus_free_tag(cc, cf, tag) (*(cf)->cardbus_free_tag)(cc, (tag))
348 
349 #define Cardbus_conf_read(ct, tag, offs) (*(ct)->ct_cf->cardbus_conf_read)((ct)->ct_cf, (tag), (offs))
350 #define cardbus_conf_read(cc, cf, tag, offs) ((cf)->cardbus_conf_read)((cc), (tag), (offs))
351 #define Cardbus_conf_write(ct, tag, offs, val) (*(ct)->ct_cf->cardbus_conf_write)((ct)->ct_cf, (tag), (offs), (val))
352 #define cardbus_conf_write(cc, cf, tag, offs, val) ((cf)->cardbus_conf_write)((cc), (tag), (offs), (val))
353 
354 #endif /* !_DEV_CARDBUS_CARDBUSVAR_H_ */
355