sys/bus/pccard/pccardvar.h

   1 /*      $NetBSD: pcmciavar.h,v 1.12 2000/02/08 12:51:31 enami Exp $     */
   2 /* $FreeBSD: src/sys/dev/pccard/pccardvar.h,v 1.54 2005/07/13 15:00:59 imp Exp $ */
   3 /* $DragonFly: src/sys/bus/pccard/pccardvar.h,v 1.8 2007/08/14 15:32:32 sephe Exp $ */
   4
   5 /*-
   6  * Copyright (c) 1997 Marc Horowitz.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by Marc Horowitz.
  19  * 4. The name of the author may not be used to endorse or promote products
  20  *    derived from this software without specific prior written permission.
  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 WARRANTIES
  24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 extern int      pccard_verbose;
  35
  36 /*
  37  * PCCARD_API_LEVEL.  When set to 5, we provide a 5.x compatable API
  38  * for driver writers that have to share their code between 5.x and 6.x.
  39  * The 5.x compatibility interfaces will be unsupported in 7.0, at which
  40  * point we'll only support 6 and newer, etc.
  41  */
  42 #ifndef PCCARD_API_LEVEL
  43 #define PCCARD_API_LEVEL 5
  44 #elif PCCARD_API_LEVEL < 5
  45 #error "pccard API less than 5 unsupported"
  46 #endif
  47
  48 /*
  49  * Contains information about mapped/allocated i/o spaces.
  50  */
  51 struct pccard_io_handle {
  52         bus_space_tag_t iot;            /* bus space tag (from chipset) */
  53         bus_space_handle_t ioh;         /* mapped space handle */
  54         bus_addr_t      addr;           /* resulting address in bus space */
  55         bus_size_t      size;           /* size of i/o space */
  56         int             flags;          /* misc. information */
  57         int             width;
  58 };
  59
  60 #define PCCARD_IO_ALLOCATED     0x01    /* i/o space was allocated */
  61
  62 /*
  63  * Contains information about allocated memory space.
  64  */
  65 struct pccard_mem_handle {
  66         bus_space_tag_t memt;           /* bus space tag (from chipset) */
  67         bus_space_handle_t memh;        /* mapped space handle */
  68         bus_addr_t      addr;           /* resulting address in bus space */
  69         bus_size_t      size;           /* size of mem space */
  70         bus_size_t      realsize;       /* how much we really allocated */
  71         bus_addr_t      cardaddr;       /* Absolute address on card */
  72         int             kind;
  73 };
  74
  75 /* pccard itself */
  76
  77 #define PCCARD_CFE_MWAIT_REQUIRED       0x0001
  78 #define PCCARD_CFE_RDYBSY_ACTIVE        0x0002
  79 #define PCCARD_CFE_WP_ACTIVE            0x0004
  80 #define PCCARD_CFE_BVD_ACTIVE           0x0008
  81 #define PCCARD_CFE_IO8                  0x0010
  82 #define PCCARD_CFE_IO16                 0x0020
  83 #define PCCARD_CFE_IRQSHARE             0x0040
  84 #define PCCARD_CFE_IRQPULSE             0x0080
  85 #define PCCARD_CFE_IRQLEVEL             0x0100
  86 #define PCCARD_CFE_POWERDOWN            0x0200
  87 #define PCCARD_CFE_READONLY             0x0400
  88 #define PCCARD_CFE_AUDIO                0x0800
  89
  90 struct pccard_config_entry {
  91         int             number;
  92         uint32_t        flags;
  93         int             iftype;
  94         int             num_iospace;
  95
  96         /*
  97          * The card will only decode this mask in any case, so we can
  98          * do dynamic allocation with this in mind, in case the suggestions
  99          * below are no good.
 100          */
 101         u_long          iomask;
 102         struct {
 103                 u_long  length;
 104                 u_long  start;
 105         } iospace[4];           /* XXX this could be as high as 16 */
 106         uint16_t        irqmask;
 107         int             num_memspace;
 108         struct {
 109                 u_long  length;
 110                 u_long  cardaddr;
 111                 u_long  hostaddr;
 112         } memspace[2];          /* XXX this could be as high as 8 */
 113         int             maxtwins;
 114         STAILQ_ENTRY(pccard_config_entry) cfe_list;
 115 };
 116
 117 struct pccard_funce_disk {
 118         int pfd_interface;
 119 };
 120
 121 struct pccard_funce_lan {
 122         int pfl_nidlen;
 123         uint8_t pfl_nid[8];
 124 };
 125
 126 union pccard_funce {
 127         struct pccard_funce_disk pfv_disk;
 128         struct pccard_funce_lan pfv_lan;
 129 };
 130
 131 struct pccard_function {
 132         /* read off the card */
 133         int             number;
 134         int             function;
 135         int             last_config_index;
 136         uint32_t        ccr_base;       /* Offset with card's memory */
 137         uint32_t        ccr_mask;
 138         struct resource *ccr_res;
 139         int             ccr_rid;
 140         STAILQ_HEAD(, pccard_config_entry) cfe_head;
 141         STAILQ_ENTRY(pccard_function) pf_list;
 142         /* run-time state */
 143         struct pccard_softc *sc;
 144         struct pccard_config_entry *cfe;
 145         struct pccard_mem_handle pf_pcmh;
 146         device_t        dev;
 147 #define pf_ccrt         pf_pcmh.memt
 148 #define pf_ccrh         pf_pcmh.memh
 149 #define pf_ccr_realsize pf_pcmh.realsize
 150         uint32_t        pf_ccr_offset;  /* Offset from ccr_base of CIS */
 151         int             pf_ccr_window;
 152         bus_addr_t      pf_mfc_iobase;
 153         bus_addr_t      pf_mfc_iomax;
 154         int             pf_flags;
 155         driver_intr_t   *intr_handler;
 156         void            *intr_handler_arg;
 157         void            *intr_handler_cookie;
 158
 159         union pccard_funce pf_funce; /* CISTPL_FUNCE */
 160 #define pf_funce_disk_interface pf_funce.pfv_disk.pfd_interface
 161 #define pf_funce_lan_nid pf_funce.pfv_lan.pfl_nid
 162 #define pf_funce_lan_nidlen pf_funce.pfv_lan.pfl_nidlen
 163 };
 164
 165 /* pf_flags */
 166 #define PFF_ENABLED     0x0001          /* function is enabled */
 167
 168 struct pccard_card {
 169         int             cis1_major;
 170         int             cis1_minor;
 171         /* XXX waste of space? */
 172         char            cis1_info_buf[256];
 173         char            *cis1_info[4];
 174         /*
 175          * Use int32_t for manufacturer and product so that they can
 176          * hold the id value found in card CIS and special value that
 177          * indicates no id was found.
 178          */
 179         int32_t         manufacturer;
 180 #define PCMCIA_VENDOR_INVALID   -1
 181         int32_t         product;
 182 #define PCMCIA_PRODUCT_INVALID          -1
 183         int16_t         prodext;
 184         uint16_t        error;
 185 #define PCMCIA_CIS_INVALID              { NULL, NULL, NULL, NULL }
 186         STAILQ_HEAD(, pccard_function) pf_head;
 187 };
 188
 189 #define PCCARD_WIDTH_AUTO       0
 190 #define PCCARD_WIDTH_IO8        1
 191 #define PCCARD_WIDTH_IO16       2
 192
 193 /* More later? */
 194 struct pccard_ivar {
 195         struct resource_list resources;
 196         struct pccard_function *pf;
 197 };
 198
 199 struct pccard_softc {
 200         device_t                dev;
 201         /* this stuff is for the socket */
 202
 203         /* this stuff is for the card */
 204         struct pccard_card card;
 205         int             sc_enabled_count;       /* num functions enabled */
 206 };
 207
 208 struct pccard_cis_quirk {
 209         int32_t manufacturer;
 210         int32_t product;
 211         char *cis1_info[4];
 212         struct pccard_function *pf;
 213         struct pccard_config_entry *cfe;
 214 };
 215
 216 struct pccard_tuple {
 217         unsigned int    code;
 218         unsigned int    length;
 219         u_long          mult;
 220         bus_addr_t      ptr;
 221         bus_space_tag_t memt;
 222         bus_space_handle_t memh;
 223 };
 224
 225 typedef int (*pccard_scan_t)(const struct pccard_tuple *, void *);
 226
 227 struct pccard_product {
 228         const char      *pp_name;               /* NULL if end of table */
 229 #define PCCARD_VENDOR_ANY (0xffffffff)
 230         uint32_t        pp_vendor;
 231 #define PCCARD_PRODUCT_ANY (0xffffffff)
 232         uint32_t        pp_product;
 233         const char      *pp_cis[4];
 234 };
 235
 236 typedef int (*pccard_product_match_fn) (device_t dev,
 237     const struct pccard_product *ent, int vpfmatch);
 238
 239 #include "card_if.h"
 240
 241 /*
 242  * make this inline so that we don't have to worry about dangling references
 243  * to it in the modules or the code.
 244  */
 245 static __inline const struct pccard_product *
 246 pccard_product_lookup(device_t dev, const struct pccard_product *tab,
 247     size_t ent_size, pccard_product_match_fn matchfn)
 248 {
 249         return CARD_DO_PRODUCT_LOOKUP(device_get_parent(dev), dev,
 250             tab, ent_size, matchfn);
 251 }
 252
 253 void    pccard_read_cis(struct pccard_softc *);
 254 void    pccard_check_cis_quirks(device_t);
 255 void    pccard_print_cis(device_t);
 256 int     pccard_scan_cis(device_t, pccard_scan_t, void *);
 257
 258 #define pccard_cis_read_1(tuple, idx0)                                  \
 259         (bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0)))
 260
 261 #define pccard_tuple_read_1(tuple, idx1)                                \
 262         (pccard_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1)))))
 263
 264 #define pccard_tuple_read_2(tuple, idx2)                                \
 265         (pccard_tuple_read_1((tuple), (idx2)) |                         \
 266          (pccard_tuple_read_1((tuple), (idx2)+1)<<8))
 267
 268 #define pccard_tuple_read_3(tuple, idx3)                                \
 269         (pccard_tuple_read_1((tuple), (idx3)) |                         \
 270          (pccard_tuple_read_1((tuple), (idx3)+1)<<8) |                  \
 271          (pccard_tuple_read_1((tuple), (idx3)+2)<<16))
 272
 273 #define pccard_tuple_read_4(tuple, idx4)                                \
 274         (pccard_tuple_read_1((tuple), (idx4)) |                         \
 275          (pccard_tuple_read_1((tuple), (idx4)+1)<<8) |                  \
 276          (pccard_tuple_read_1((tuple), (idx4)+2)<<16) |                 \
 277          (pccard_tuple_read_1((tuple), (idx4)+3)<<24))
 278
 279 #define pccard_tuple_read_n(tuple, n, idxn)                             \
 280         (((n)==1)?pccard_tuple_read_1((tuple), (idxn)) :                \
 281          (((n)==2)?pccard_tuple_read_2((tuple), (idxn)) :               \
 282           (((n)==3)?pccard_tuple_read_3((tuple), (idxn)) :              \
 283            /* n == 4 */ pccard_tuple_read_4((tuple), (idxn)))))
 284
 285 #define PCCARD_SPACE_MEMORY     1
 286 #define PCCARD_SPACE_IO         2
 287
 288 #define pccard_mfc(sc)                                                  \
 289                 (STAILQ_FIRST(&(sc)->card.pf_head) &&                   \
 290                  STAILQ_NEXT(STAILQ_FIRST(&(sc)->card.pf_head),pf_list))
 291
 292 #define pccard_io_alloc(pf, start, size, align, pciop)                  \
 293         (pccard_chip_io_alloc((pf)->sc->pct, pf->sc->pch, (start),      \
 294          (size), (align), (pciop)))
 295
 296 #define pccard_io_free(pf, pciohp)                                      \
 297         (pccard_chip_io_free((pf)->sc->pct, (pf)->sc->pch, (pciohp)))
 298
 299 int     pccard_io_map(struct pccard_function *, int, bus_addr_t,
 300             bus_size_t, struct pccard_io_handle *, int *);
 301 void    pccard_io_unmap(struct pccard_function *, int);
 302
 303 #define pccard_mem_alloc(pf, size, pcmhp)                               \
 304         (pccard_chip_mem_alloc((pf)->sc->pct, (pf)->sc->pch, (size), (pcmhp)))
 305 #define pccard_mem_free(pf, pcmhp)                                      \
 306         (pccard_chip_mem_free((pf)->sc->pct, (pf)->sc->pch, (pcmhp)))
 307 #define pccard_mem_map(pf, kind, card_addr, size, pcmhp, offsetp, windowp) \
 308         (pccard_chip_mem_map((pf)->sc->pct, (pf)->sc->pch, (kind),      \
 309          (card_addr), (size), (pcmhp), (offsetp), (windowp)))
 310 #define pccard_mem_unmap(pf, window)                                    \
 311         (pccard_chip_mem_unmap((pf)->sc->pct, (pf)->sc->pch, (window)))
 312
 313 /* compat layer */
 314 static __inline int
 315 pccard_compat_probe(device_t dev)
 316 {
 317         return (CARD_COMPAT_DO_PROBE(device_get_parent(dev), dev));
 318 }
 319
 320 static __inline int
 321 pccard_compat_attach(device_t dev)
 322 {
 323         return (CARD_COMPAT_DO_ATTACH(device_get_parent(dev), dev));
 324 }
 325
 326 /* ivar interface */
 327 enum {
 328         PCCARD_IVAR_ETHADDR,    /* read ethernet address from CIS tupple */
 329         PCCARD_IVAR_VENDOR,
 330         PCCARD_IVAR_PRODUCT,
 331         PCCARD_IVAR_PRODEXT,
 332         PCCARD_IVAR_FUNCTION_NUMBER,
 333         PCCARD_IVAR_VENDOR_STR, /* CIS string for "Manufacturer" */
 334         PCCARD_IVAR_PRODUCT_STR,/* CIS strnig for "Product" */
 335         PCCARD_IVAR_CIS3_STR,
 336         PCCARD_IVAR_CIS4_STR,
 337         PCCARD_IVAR_FUNCTION
 338 };
 339
 340 #define PCCARD_ACCESSOR(A, B, T)                                        \
 341 __inline static T                                                       \
 342 pccard_get_ ## A(device_t dev)                                          \
 343 {                                                                       \
 344         uintptr_t v;                                                    \
 345         BUS_READ_IVAR(device_get_parent(dev), dev, PCCARD_IVAR_ ## B, &v); \
 346         return (T)v;                                                    \
 347 }
 348
 349 PCCARD_ACCESSOR(ether,          ETHADDR,                const uint8_t *)
 350 PCCARD_ACCESSOR(vendor,         VENDOR,                 uint32_t)
 351 PCCARD_ACCESSOR(product,        PRODUCT,                uint32_t)
 352 PCCARD_ACCESSOR(prodext,        PRODEXT,                uint16_t)
 353 PCCARD_ACCESSOR(function_number,FUNCTION_NUMBER,        uint32_t)
 354 PCCARD_ACCESSOR(function,       FUNCTION,               uint32_t)
 355 PCCARD_ACCESSOR(vendor_str,     VENDOR_STR,             const char *)
 356 PCCARD_ACCESSOR(product_str,    PRODUCT_STR,            const char *)
 357 PCCARD_ACCESSOR(cis3_str,       CIS3_STR,               const char *)
 358 PCCARD_ACCESSOR(cis4_str,       CIS4_STR,               const char *)
 359
 360 /* shared memory flags */
 361 enum {
 362         PCCARD_A_MEM_COM,       /* common */
 363         PCCARD_A_MEM_ATTR,      /* attribute */
 364         PCCARD_A_MEM_8BIT,      /* 8 bit */
 365         PCCARD_A_MEM_16BIT      /* 16 bit */
 366 };
 367
 368 #define PCCARD_SOFTC(d) (struct pccard_softc *) device_get_softc(d)
 369 #define PCCARD_IVAR(d) (struct pccard_ivar *) device_get_ivars(d)
 370
 371 #define PCCARD_S(a, b) PCMCIA_STR_ ## a ## _ ## b
 372 #define PCCARD_P(a, b) PCMCIA_PRODUCT_ ## a ## _ ## b
 373 #define PCCARD_C(a, b) PCMCIA_CIS_ ## a ## _ ## b
 374 #if PCCARD_API_LEVEL >= 6
 375 #define PCMCIA_CARD_D(v, p) { PCCARD_S(v, p), PCMCIA_VENDOR_ ## v, \
 376                 PCCARD_P(v, p), PCCARD_C(v, p) }
 377 #define PCMCIA_CARD2_D(v1, p1, p2) \
 378                 { PCMCIA_STR_ ## p2, PCMCIA_VENDOR_ ## v1, PCCARD_P(v1, p1), \
 379                   PCMCIA_CIS_ ## p2}
 380 #define PCMCIA_CARD(v, p) { NULL, PCMCIA_VENDOR_ ## v, \
 381                 PCCARD_P(v, p), PCCARD_C(v, p) }
 382 #define PCMCIA_CARD2(v1, p1, p2) \
 383                 { NULL, PCMCIA_VENDOR_ ## v1, PCCARD_P(v1, p1), \
 384                   PCMCIA_CIS_ ## p2}
 385 #else
 386 #define PCMCIA_CARD_D(v, p, f) { PCCARD_S(v, p), PCMCIA_VENDOR_ ## v, \
 387                 PCCARD_P(v, p), PCCARD_C(v, p) }
 388 #define PCMCIA_CARD2_D(v1, p1, p2, f) \
 389                 { PCMCIA_STR_ ## p2, PCMCIA_VENDOR_ ## v1, PCCARD_P(v1, p1), \
 390                   PCMCIA_CIS_ ## p2}
 391 #define PCMCIA_CARD(v, p, f) { NULL, PCMCIA_VENDOR_ ## v, \
 392                 PCCARD_P(v, p), PCCARD_C(v, p) }
 393 #define PCMCIA_CARD2(v1, p1, p2, f) \
 394                 { NULL, PCMCIA_VENDOR_ ## v1, PCCARD_P(v1, p1), \
 395                   PCMCIA_CIS_ ## p2}
 396 #endif