The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/pccard/pccardvar.h

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    1 /*      $NetBSD: pcmciavar.h,v 1.12 2000/02/08 12:51:31 enami Exp $     */
    2 /* $FreeBSD: releng/7.3/sys/dev/pccard/pccardvar.h 150532 2005-09-25 01:38:02Z 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 /*
   34  * PCCARD_API_LEVEL.  When set to 5, we provide a 5.x compatable API
   35  * for driver writers that have to share their code between 5.x and 6.x.
   36  * The 5.x compatibility interfaces will be unsupported in 7.0, at which
   37  * point we'll only support 6 and newer, etc.
   38  */
   39 #ifndef PCCARD_API_LEVEL
   40 #define PCCARD_API_LEVEL 6
   41 #elif PCCARD_API_LEVEL < 5
   42 #error "pccard API less than 5 unsupported"
   43 #endif
   44 
   45 /*
   46  * Contains information about mapped/allocated i/o spaces.
   47  */
   48 struct pccard_io_handle {
   49         bus_space_tag_t iot;            /* bus space tag (from chipset) */
   50         bus_space_handle_t ioh;         /* mapped space handle */
   51         bus_addr_t      addr;           /* resulting address in bus space */
   52         bus_size_t      size;           /* size of i/o space */
   53         int             flags;          /* misc. information */
   54         int             width;
   55 };
   56 
   57 #define PCCARD_IO_ALLOCATED     0x01    /* i/o space was allocated */
   58 
   59 /*
   60  * Contains information about allocated memory space.
   61  */
   62 struct pccard_mem_handle {
   63         bus_space_tag_t memt;           /* bus space tag (from chipset) */
   64         bus_space_handle_t memh;        /* mapped space handle */
   65         bus_addr_t      addr;           /* resulting address in bus space */
   66         bus_size_t      size;           /* size of mem space */
   67         bus_size_t      realsize;       /* how much we really allocated */
   68         bus_addr_t      cardaddr;       /* Absolute address on card */
   69         int             kind;
   70 };
   71 
   72 #define PCCARD_WIDTH_AUTO       0
   73 #define PCCARD_WIDTH_IO8        1
   74 #define PCCARD_WIDTH_IO16       2
   75 
   76 struct pccard_tuple {
   77         unsigned int    code;
   78         unsigned int    length;
   79         u_long          mult;           /* dist btn successive bytes */
   80         bus_addr_t      ptr;
   81         bus_space_tag_t memt;
   82         bus_space_handle_t memh;
   83 };
   84 
   85 typedef int (*pccard_scan_t)(const struct pccard_tuple *, void *);
   86 
   87 struct pccard_product {
   88         const char      *pp_name;
   89 #define PCCARD_VENDOR_ANY (0xffffffff)
   90         uint32_t        pp_vendor;              /* 0 == end of table */
   91 #define PCCARD_PRODUCT_ANY (0xffffffff)
   92         uint32_t        pp_product;
   93         const char      *pp_cis[4];
   94 };
   95 
   96 typedef int (*pccard_product_match_fn) (device_t dev,
   97     const struct pccard_product *ent, int vpfmatch);
   98 
   99 #include "card_if.h"
  100 
  101 /*
  102  * make this inline so that we don't have to worry about dangling references
  103  * to it in the modules or the code.
  104  */
  105 static __inline const struct pccard_product *
  106 pccard_product_lookup(device_t dev, const struct pccard_product *tab,
  107     size_t ent_size, pccard_product_match_fn matchfn)
  108 {
  109         return CARD_DO_PRODUCT_LOOKUP(device_get_parent(dev), dev,
  110             tab, ent_size, matchfn);
  111 }
  112 
  113 #define pccard_cis_read_1(tuple, idx0)                                  \
  114         (bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0)))
  115 
  116 #define pccard_tuple_read_1(tuple, idx1)                                \
  117         (pccard_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1)))))
  118 
  119 #define pccard_tuple_read_2(tuple, idx2)                                \
  120         (pccard_tuple_read_1((tuple), (idx2)) |                         \
  121          (pccard_tuple_read_1((tuple), (idx2)+1)<<8))
  122 
  123 #define pccard_tuple_read_3(tuple, idx3)                                \
  124         (pccard_tuple_read_1((tuple), (idx3)) |                         \
  125          (pccard_tuple_read_1((tuple), (idx3)+1)<<8) |                  \
  126          (pccard_tuple_read_1((tuple), (idx3)+2)<<16))
  127 
  128 #define pccard_tuple_read_4(tuple, idx4)                                \
  129         (pccard_tuple_read_1((tuple), (idx4)) |                         \
  130          (pccard_tuple_read_1((tuple), (idx4)+1)<<8) |                  \
  131          (pccard_tuple_read_1((tuple), (idx4)+2)<<16) |                 \
  132          (pccard_tuple_read_1((tuple), (idx4)+3)<<24))
  133 
  134 #define pccard_tuple_read_n(tuple, n, idxn)                             \
  135         (((n)==1)?pccard_tuple_read_1((tuple), (idxn)) :                \
  136          (((n)==2)?pccard_tuple_read_2((tuple), (idxn)) :               \
  137           (((n)==3)?pccard_tuple_read_3((tuple), (idxn)) :              \
  138            /* n == 4 */ pccard_tuple_read_4((tuple), (idxn)))))
  139 
  140 #define PCCARD_SPACE_MEMORY     1
  141 #define PCCARD_SPACE_IO         2
  142 
  143 #define pccard_mfc(sc)                                                  \
  144                 (STAILQ_FIRST(&(sc)->card.pf_head) &&                   \
  145                  STAILQ_NEXT(STAILQ_FIRST(&(sc)->card.pf_head),pf_list))
  146 
  147 /* Convenience functions */
  148 
  149 static __inline int
  150 pccard_cis_scan(device_t dev, pccard_scan_t fct, void *arg)
  151 {
  152         return (CARD_CIS_SCAN(device_get_parent(dev), dev, fct, arg));
  153 }
  154 
  155 static __inline int
  156 pccard_attr_read_1(device_t dev, uint32_t offset, uint8_t *val)
  157 {
  158         return (CARD_ATTR_READ(device_get_parent(dev), dev, offset, val));
  159 }
  160 
  161 static __inline int
  162 pccard_attr_write_1(device_t dev, uint32_t offset, uint8_t val)
  163 {
  164         return (CARD_ATTR_WRITE(device_get_parent(dev), dev, offset, val));
  165 }
  166 
  167 static __inline int
  168 pccard_ccr_read_1(device_t dev, uint32_t offset, uint8_t *val)
  169 {
  170         return (CARD_CCR_READ(device_get_parent(dev), dev, offset, val));
  171 }
  172 
  173 static __inline int
  174 pccard_ccr_write_1(device_t dev, uint32_t offset, uint8_t val)
  175 {
  176         return (CARD_CCR_WRITE(device_get_parent(dev), dev, offset, val));
  177 }
  178 
  179 /* ivar interface */
  180 enum {
  181         PCCARD_IVAR_ETHADDR,    /* read ethernet address from CIS tupple */
  182         PCCARD_IVAR_VENDOR,
  183         PCCARD_IVAR_PRODUCT,
  184         PCCARD_IVAR_PRODEXT,
  185         PCCARD_IVAR_FUNCTION_NUMBER,
  186         PCCARD_IVAR_VENDOR_STR, /* CIS string for "Manufacturer" */
  187         PCCARD_IVAR_PRODUCT_STR,/* CIS strnig for "Product" */
  188         PCCARD_IVAR_CIS3_STR,
  189         PCCARD_IVAR_CIS4_STR,
  190         PCCARD_IVAR_FUNCTION
  191 };
  192 
  193 #define PCCARD_ACCESSOR(A, B, T)                                        \
  194 __inline static int                                                     \
  195 pccard_get_ ## A(device_t dev, T *t)                                    \
  196 {                                                                       \
  197         return BUS_READ_IVAR(device_get_parent(dev), dev,               \
  198             PCCARD_IVAR_ ## B, (uintptr_t *) t);                        \
  199 }
  200 
  201 PCCARD_ACCESSOR(ether,          ETHADDR,                uint8_t)
  202 PCCARD_ACCESSOR(vendor,         VENDOR,                 uint32_t)
  203 PCCARD_ACCESSOR(product,        PRODUCT,                uint32_t)
  204 PCCARD_ACCESSOR(prodext,        PRODEXT,                uint16_t)
  205 PCCARD_ACCESSOR(function_number,FUNCTION_NUMBER,        uint32_t)
  206 PCCARD_ACCESSOR(function,       FUNCTION,               uint32_t)
  207 PCCARD_ACCESSOR(vendor_str,     VENDOR_STR,             const char *)
  208 PCCARD_ACCESSOR(product_str,    PRODUCT_STR,            const char *)
  209 PCCARD_ACCESSOR(cis3_str,       CIS3_STR,               const char *)
  210 PCCARD_ACCESSOR(cis4_str,       CIS4_STR,               const char *)
  211 
  212 /* shared memory flags */
  213 enum {
  214         PCCARD_A_MEM_COM,       /* common */
  215         PCCARD_A_MEM_ATTR,      /* attribute */
  216         PCCARD_A_MEM_8BIT,      /* 8 bit */
  217         PCCARD_A_MEM_16BIT      /* 16 bit */
  218 };
  219 
  220 #define PCCARD_S(a, b) PCMCIA_STR_ ## a ## _ ## b
  221 #define PCCARD_P(a, b) PCMCIA_PRODUCT_ ## a ## _ ## b
  222 #define PCCARD_C(a, b) PCMCIA_CIS_ ## a ## _ ## b
  223 #if PCCARD_API_LEVEL >= 6
  224 #define PCMCIA_CARD_D(v, p) { PCCARD_S(v, p), PCMCIA_VENDOR_ ## v, \
  225                 PCCARD_P(v, p), PCCARD_C(v, p) }
  226 #define PCMCIA_CARD2_D(v1, p1, p2) \
  227                 { PCMCIA_STR_ ## p2, PCMCIA_VENDOR_ ## v1, PCCARD_P(v1, p1), \
  228                   PCMCIA_CIS_ ## p2}
  229 #define PCMCIA_CARD(v, p) { NULL, PCMCIA_VENDOR_ ## v, \
  230                 PCCARD_P(v, p), PCCARD_C(v, p) }
  231 #define PCMCIA_CARD2(v1, p1, p2) \
  232                 { NULL, PCMCIA_VENDOR_ ## v1, PCCARD_P(v1, p1), \
  233                   PCMCIA_CIS_ ## p2}
  234 #else
  235 #define PCMCIA_CARD_D(v, p, f) { PCCARD_S(v, p), PCMCIA_VENDOR_ ## v, \
  236                 PCCARD_P(v, p), PCCARD_C(v, p) }
  237 #define PCMCIA_CARD2_D(v1, p1, p2, f) \
  238                 { PCMCIA_STR_ ## p2, PCMCIA_VENDOR_ ## v1, PCCARD_P(v1, p1), \
  239                   PCMCIA_CIS_ ## p2}
  240 #define PCMCIA_CARD(v, p, f) { NULL, PCMCIA_VENDOR_ ## v, \
  241                 PCCARD_P(v, p), PCCARD_C(v, p) }
  242 #define PCMCIA_CARD2(v1, p1, p2, f) \
  243                 { NULL, PCMCIA_VENDOR_ ## v1, PCCARD_P(v1, p1), \
  244                   PCMCIA_CIS_ ## p2}
  245 #endif

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