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cardbusvar.h revision 1.34
      1 /*	$NetBSD: cardbusvar.h,v 1.34 2005/09/09 14:50:58 drochner 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 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)(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)(cardbus_chipset_tag_t, rbus_tag_t,
     91 	    bus_space_handle_t, bus_size_t);
     92 	void *(*cardbus_intr_establish)(cardbus_chipset_tag_t, int, int,
     93 	    int (*)(void *), void *);
     94 	void (*cardbus_intr_disestablish)(cardbus_chipset_tag_t, void *);
     95 	int (*cardbus_ctrl)(cardbus_chipset_tag_t, int);
     96 	int (*cardbus_power)(cardbus_chipset_tag_t, int);
     97 
     98 	cardbustag_t (*cardbus_make_tag)(cardbus_chipset_tag_t, int, int);
     99 	void (*cardbus_free_tag)(cardbus_chipset_tag_t, cardbustag_t);
    100 	cardbusreg_t (*cardbus_conf_read)(cardbus_chipset_tag_t,
    101 	    cardbustag_t, int);
    102 	void (*cardbus_conf_write)(cardbus_chipset_tag_t, cardbustag_t,
    103 	    int, cardbusreg_t);
    104 } cardbus_function_t, *cardbus_function_tag_t;
    105 
    106 #else
    107 
    108 typedef struct cardbus_functions {
    109 	int (*cardbus_ctrl)(cardbus_chipset_tag_t, int);
    110 	int (*cardbus_power)(cardbus_chipset_tag_t, int);
    111 	int (*cardbus_mem_open)(cardbus_chipset_tag_t, int, u_int32_t,
    112 	    u_int32_t);
    113 	int (*cardbus_mem_close)(cardbus_chipset_tag_t, int);
    114 	int (*cardbus_io_open)(cardbus_chipset_tag_t, int, u_int32_t,
    115 	    u_int32_t);
    116 	int (*cardbus_io_close)(cardbus_chipset_tag_t, int);
    117 	void *(*cardbus_intr_establish)(cardbus_chipset_tag_t, int, int,
    118 	    int (*)(void *), void *);
    119 	void (*cardbus_intr_disestablish)(cardbus_chipset_tag_t, void *);
    120 
    121 	cardbustag_t (*cardbus_make_tag)(cardbus_chipset_tag_t, int, int);
    122 	cardbusreg_t (*cardbus_conf_read)(cardbus_chipset_tag_t,
    123 	    cardbustag_t, int);
    124 	void (*cardbus_conf_write)(cardbus_chipset_tag_t, cardbustag_t,
    125 	    int, cardbusreg_t);
    126 } cardbus_function_t, *cardbus_function_tag_t;
    127 #endif /* rbus */
    128 
    129 /*
    130  * struct cbslot_attach_args is the attach argument for cardbus card.
    131  */
    132 struct cbslot_attach_args {
    133 	const char *cba_busname;
    134 	bus_space_tag_t cba_iot;	/* cardbus i/o space tag */
    135 	bus_space_tag_t cba_memt;	/* cardbus mem space tag */
    136 	bus_dma_tag_t cba_dmat;		/* DMA tag */
    137 
    138 	int cba_bus;			/* cardbus bus number */
    139 
    140 	cardbus_chipset_tag_t cba_cc;	/* cardbus chipset */
    141 	cardbus_function_tag_t cba_cf; /* cardbus functions */
    142 	int cba_intrline;		/* interrupt line */
    143 
    144 #if rbus
    145 	rbus_tag_t cba_rbus_iot;	/* CardBus i/o rbus tag */
    146 	rbus_tag_t cba_rbus_memt;	/* CardBus mem rbus tag */
    147 #endif
    148 
    149 	int cba_cacheline;		/* cache line size */
    150 	int cba_lattimer;		/* latency timer */
    151 };
    152 
    153 
    154 struct cardbus_devfunc;
    155 
    156 /*
    157  * struct cardbus_softc is the softc for cardbus card.
    158  */
    159 struct cardbus_softc {
    160 	struct device sc_dev;		/* fundamental device structure */
    161 
    162 	int sc_bus;			/* cardbus bus number */
    163 	int sc_intrline;		/* CardBus intrline */
    164 
    165 	bus_space_tag_t sc_iot;		/* CardBus I/O space tag */
    166 	bus_space_tag_t sc_memt;	/* CardBus MEM space tag */
    167 	bus_dma_tag_t sc_dmat;		/* DMA tag */
    168 
    169 	cardbus_chipset_tag_t sc_cc;	/* CardBus chipset */
    170 	cardbus_function_tag_t sc_cf;	/* CardBus function */
    171 
    172 #if rbus
    173 	rbus_tag_t sc_rbus_iot;		/* CardBus i/o rbus tag */
    174 	rbus_tag_t sc_rbus_memt;	/* CardBus mem rbus tag */
    175 #endif
    176 
    177 	int sc_cacheline;		/* cache line size */
    178 	int sc_lattimer;		/* latency timer */
    179 	int sc_volt;			/* applied Vcc voltage */
    180 #define PCCARD_33V  0x02
    181 #define PCCARD_XXV  0x04
    182 #define PCCARD_YYV  0x08
    183 	int sc_poweron_func;
    184   struct cardbus_devfunc *sc_funcs[8];	/* list of cardbus device functions */
    185 };
    186 
    187 
    188 /*
    189  * struct cardbus_devfunc:
    190  *
    191  *   This is the data deposit for each function of a CardBus device.
    192  *   This structure is used for memory or i/o space allocation and
    193  *   disallocation.
    194  */
    195 typedef struct cardbus_devfunc {
    196 	cardbus_chipset_tag_t ct_cc;
    197 	cardbus_function_tag_t ct_cf;
    198 	struct cardbus_softc *ct_sc;	/* pointer to the parent */
    199 	int ct_bus;			/* bus 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 	/* some data structure needed for tuple??? */
    214 } *cardbus_devfunc_t;
    215 
    216 
    217 /* XXX various things extracted from CIS */
    218 struct cardbus_cis_info {
    219 	int32_t		manufacturer;
    220 	int32_t		product;
    221 	char		cis1_info_buf[256];
    222 	char*		cis1_info[4];
    223 	struct cb_bar_info {
    224 		unsigned int flags;
    225 		unsigned int size;
    226 	} bar[7];
    227 	unsigned int	funcid;
    228 	union {
    229 		struct {
    230 			int uart_type;
    231 			int uart_present;
    232 		} serial;
    233 		struct {
    234 			char netid[6];
    235 			char netid_present;
    236 			char __filler;
    237 		} network;
    238 	} funce;
    239 };
    240 
    241 struct cardbus_attach_args {
    242 	cardbus_devfunc_t ca_ct;
    243 
    244 	bus_space_tag_t ca_iot;		/* CardBus I/O space tag */
    245 	bus_space_tag_t ca_memt;	/* CardBus MEM space tag */
    246 	bus_dma_tag_t ca_dmat;		/* DMA tag */
    247 
    248 	u_int ca_bus;
    249 	u_int ca_function;
    250 	cardbustag_t ca_tag;
    251 	cardbusreg_t ca_id;
    252 	cardbusreg_t ca_class;
    253 
    254 	/* interrupt information */
    255 	cardbus_intr_line_t ca_intrline;
    256 
    257 #if rbus
    258 	rbus_tag_t ca_rbus_iot;		/* CardBus i/o rbus tag */
    259 	rbus_tag_t ca_rbus_memt;	/* CardBus mem rbus tag */
    260 #endif
    261 
    262 	struct cardbus_cis_info ca_cis;
    263 };
    264 
    265 
    266 #define CARDBUS_ENABLE  1	/* enable the channel */
    267 #define CARDBUS_DISABLE 2	/* disable the channel */
    268 #define CARDBUS_RESET   4
    269 #define CARDBUS_CD      7
    270 #  define CARDBUS_NOCARD 0
    271 #  define CARDBUS_5V_CARD 0x01	/* XXX: It must not exist */
    272 #  define CARDBUS_3V_CARD 0x02
    273 #  define CARDBUS_XV_CARD 0x04
    274 #  define CARDBUS_YV_CARD 0x08
    275 #define CARDBUS_IO_ENABLE    100
    276 #define CARDBUS_IO_DISABLE   101
    277 #define CARDBUS_MEM_ENABLE   102
    278 #define CARDBUS_MEM_DISABLE  103
    279 #define CARDBUS_BM_ENABLE    104 /* bus master */
    280 #define CARDBUS_BM_DISABLE   105
    281 
    282 #define CARDBUS_VCC_UC  0x0000
    283 #define CARDBUS_VCC_3V  0x0001
    284 #define CARDBUS_VCC_XV  0x0002
    285 #define CARDBUS_VCC_YV  0x0003
    286 #define CARDBUS_VCC_0V  0x0004
    287 #define CARDBUS_VCC_5V  0x0005	/* ??? */
    288 #define CARDBUS_VCCMASK 0x000f
    289 #define CARDBUS_VPP_UC  0x0000
    290 #define CARDBUS_VPP_VCC 0x0010
    291 #define CARDBUS_VPP_12V 0x0030
    292 #define CARDBUS_VPP_0V  0x0040
    293 #define CARDBUS_VPPMASK 0x00f0
    294 
    295 
    296 int cardbus_attach_card(struct cardbus_softc *);
    297 void cardbus_detach_card(struct cardbus_softc *);
    298 void *cardbus_intr_establish(cardbus_chipset_tag_t, cardbus_function_tag_t,
    299     cardbus_intr_handle_t, int, int (*) (void *), void *arg);
    300 void cardbus_intr_disestablish(cardbus_chipset_tag_t,
    301     cardbus_function_tag_t, void *);
    302 
    303 int cardbus_mapreg_map(struct cardbus_softc *, int, int, cardbusreg_t,
    304     int, bus_space_tag_t *, bus_space_handle_t *, bus_addr_t *, bus_size_t *);
    305 int cardbus_mapreg_unmap(struct cardbus_softc *, int, int,
    306     bus_space_tag_t, bus_space_handle_t, bus_size_t);
    307 
    308 int cardbus_save_bar(cardbus_devfunc_t);
    309 int cardbus_restore_bar(cardbus_devfunc_t);
    310 
    311 int cardbus_function_enable(struct cardbus_softc *, int);
    312 int cardbus_function_disable(struct cardbus_softc *, int);
    313 
    314 int cardbus_get_capability(cardbus_chipset_tag_t, cardbus_function_tag_t,
    315     cardbustag_t, int, int *, cardbusreg_t *);
    316 int cardbus_powerstate(cardbus_devfunc_t, pcitag_t, const int *, int *);
    317 int cardbus_setpowerstate(const char *, cardbus_devfunc_t, pcitag_t, int);
    318 
    319 #define Cardbus_function_enable(ct) cardbus_function_enable((ct)->ct_sc, (ct)->ct_func)
    320 #define Cardbus_function_disable(ct) cardbus_function_disable((ct)->ct_sc, (ct)->ct_func)
    321 
    322 
    323 
    324 #define Cardbus_mapreg_map(ct, reg, type, busflags, tagp, handlep, basep, sizep) \
    325 	cardbus_mapreg_map((ct)->ct_sc, (ct->ct_func), (reg), (type),\
    326 			   (busflags), (tagp), (handlep), (basep), (sizep))
    327 #define Cardbus_mapreg_unmap(ct, reg, tag, handle, size) \
    328 	cardbus_mapreg_unmap((ct)->ct_sc, (ct->ct_func), (reg), (tag), (handle), (size))
    329 
    330 #define Cardbus_make_tag(ct) (*(ct)->ct_cf->cardbus_make_tag)((ct)->ct_cc, (ct)->ct_bus, (ct)->ct_func)
    331 #define cardbus_make_tag(cc, cf, bus, function) ((cf)->cardbus_make_tag)((cc), (bus), (function))
    332 
    333 #define Cardbus_free_tag(ct, tag) (*(ct)->ct_cf->cardbus_free_tag)((ct)->ct_cc, (tag))
    334 #define cardbus_free_tag(cc, cf, tag) (*(cf)->cardbus_free_tag)(cc, (tag))
    335 
    336 #define Cardbus_conf_read(ct, tag, offs) (*(ct)->ct_cf->cardbus_conf_read)((ct)->ct_cf, (tag), (offs))
    337 #define cardbus_conf_read(cc, cf, tag, offs) ((cf)->cardbus_conf_read)((cc), (tag), (offs))
    338 #define Cardbus_conf_write(ct, tag, offs, val) (*(ct)->ct_cf->cardbus_conf_write)((ct)->ct_cf, (tag), (offs), (val))
    339 #define cardbus_conf_write(cc, cf, tag, offs, val) ((cf)->cardbus_conf_write)((cc), (tag), (offs), (val))
    340 
    341 #endif /* !_DEV_CARDBUS_CARDBUSVAR_H_ */
    342