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/11.2/sys/dev/pccard/pccardvar.h 331722 2018-03-29 02:50:57Z eadler $ */
    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  * Contains information about mapped/allocated i/o spaces.
   35  */
   36 struct pccard_io_handle {
   37         bus_space_tag_t iot;            /* bus space tag (from chipset) */
   38         bus_space_handle_t ioh;         /* mapped space handle */
   39         bus_addr_t      addr;           /* resulting address in bus space */
   40         bus_size_t      size;           /* size of i/o space */
   41         int             flags;          /* misc. information */
   42         int             width;
   43 };
   44 
   45 #define PCCARD_IO_ALLOCATED     0x01    /* i/o space was allocated */
   46 
   47 /*
   48  * Contains information about allocated memory space.
   49  */
   50 struct pccard_mem_handle {
   51         bus_space_tag_t memt;           /* bus space tag (from chipset) */
   52         bus_space_handle_t memh;        /* mapped space handle */
   53         bus_addr_t      addr;           /* resulting address in bus space */
   54         bus_size_t      size;           /* size of mem space */
   55         bus_size_t      realsize;       /* how much we really allocated */
   56         bus_addr_t      cardaddr;       /* Absolute address on card */
   57         int             kind;
   58 };
   59 
   60 /* Bits for kind */
   61 #define PCCARD_MEM_16BIT        1       /* 1 -> 16bit 0 -> 8bit */
   62 #define PCCARD_MEM_ATTR         2       /* 1 -> attribute mem 0 -> common */
   63 
   64 #define PCCARD_WIDTH_AUTO       0
   65 #define PCCARD_WIDTH_IO8        1
   66 #define PCCARD_WIDTH_IO16       2
   67 
   68 struct pccard_tuple {
   69         unsigned int    code;
   70         unsigned int    length;
   71         u_long          mult;           /* dist btn successive bytes */
   72         bus_addr_t      ptr;
   73         bus_space_tag_t memt;
   74         bus_space_handle_t memh;
   75 };
   76 
   77 typedef int (*pccard_scan_t)(const struct pccard_tuple *, void *);
   78 
   79 struct pccard_product {
   80         const char      *pp_name;
   81 #define PCCARD_VENDOR_ANY (0xffffffff)
   82         uint32_t        pp_vendor;              /* 0 == end of table */
   83 #define PCCARD_PRODUCT_ANY (0xffffffff)
   84         uint32_t        pp_product;
   85         const char      *pp_cis[4];
   86 };
   87 
   88 /**
   89  * Note: There's no cis3 or cis4 reported for NOMATCH / pnpinfo events for pccard
   90  * It's unclear if we actually need that for automatic loading or not. These stirngs
   91  * are informative, according to the standard, but I have a dim memory of using these
   92  * strings to match things, though I can't find the example right now.
   93  */
   94 #define PCCARD_PNP_DESCR "D:human;V32:manufacturer;V32:product;Z:cisvendor;Z:cisproduct;"
   95 #define PCCARD_PNP_INFO(t) \
   96         MODULE_PNP_INFO(PCCARD_PNP_DESCR, pccard, t, t, sizeof(t[0]), sizeof(t) / sizeof(t[0])); \
   97 
   98 typedef int (*pccard_product_match_fn) (device_t dev,
   99     const struct pccard_product *ent, int vpfmatch);
  100 
  101 #include "card_if.h"
  102 
  103 /*
  104  * make this inline so that we don't have to worry about dangling references
  105  * to it in the modules or the code.
  106  */
  107 static inline const struct pccard_product *
  108 pccard_product_lookup(device_t dev, const struct pccard_product *tab,
  109     size_t ent_size, pccard_product_match_fn matchfn)
  110 {
  111         return CARD_DO_PRODUCT_LOOKUP(device_get_parent(dev), dev,
  112             tab, ent_size, matchfn);
  113 }
  114 
  115 #define pccard_cis_read_1(tuple, idx0)                                  \
  116         (bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0)))
  117 
  118 #define pccard_tuple_read_1(tuple, idx1)                                \
  119         (pccard_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1)))))
  120 
  121 #define pccard_tuple_read_2(tuple, idx2)                                \
  122         (pccard_tuple_read_1((tuple), (idx2)) |                         \
  123          (pccard_tuple_read_1((tuple), (idx2)+1)<<8))
  124 
  125 #define pccard_tuple_read_3(tuple, idx3)                                \
  126         (pccard_tuple_read_1((tuple), (idx3)) |                         \
  127          (pccard_tuple_read_1((tuple), (idx3)+1)<<8) |                  \
  128          (pccard_tuple_read_1((tuple), (idx3)+2)<<16))
  129 
  130 #define pccard_tuple_read_4(tuple, idx4)                                \
  131         (pccard_tuple_read_1((tuple), (idx4)) |                         \
  132          (pccard_tuple_read_1((tuple), (idx4)+1)<<8) |                  \
  133          (pccard_tuple_read_1((tuple), (idx4)+2)<<16) |                 \
  134          (pccard_tuple_read_1((tuple), (idx4)+3)<<24))
  135 
  136 #define pccard_tuple_read_n(tuple, n, idxn)                             \
  137         (((n)==1)?pccard_tuple_read_1((tuple), (idxn)) :                \
  138          (((n)==2)?pccard_tuple_read_2((tuple), (idxn)) :               \
  139           (((n)==3)?pccard_tuple_read_3((tuple), (idxn)) :              \
  140            /* n == 4 */ pccard_tuple_read_4((tuple), (idxn)))))
  141 
  142 #define PCCARD_SPACE_MEMORY     1
  143 #define PCCARD_SPACE_IO         2
  144 
  145 #define pccard_mfc(sc)                                                  \
  146                 (STAILQ_FIRST(&(sc)->card.pf_head) &&                   \
  147                  STAILQ_NEXT(STAILQ_FIRST(&(sc)->card.pf_head),pf_list))
  148 
  149 /* Convenience functions */
  150 
  151 static inline int
  152 pccard_cis_scan(device_t dev, pccard_scan_t fct, void *arg)
  153 {
  154         return (CARD_CIS_SCAN(device_get_parent(dev), dev, fct, arg));
  155 }
  156 
  157 static inline int
  158 pccard_attr_read_1(device_t dev, uint32_t offset, uint8_t *val)
  159 {
  160         return (CARD_ATTR_READ(device_get_parent(dev), dev, offset, val));
  161 }
  162 
  163 static inline int
  164 pccard_attr_write_1(device_t dev, uint32_t offset, uint8_t val)
  165 {
  166         return (CARD_ATTR_WRITE(device_get_parent(dev), dev, offset, val));
  167 }
  168 
  169 static inline int
  170 pccard_ccr_read_1(device_t dev, uint32_t offset, uint8_t *val)
  171 {
  172         return (CARD_CCR_READ(device_get_parent(dev), dev, offset, val));
  173 }
  174 
  175 static inline int
  176 pccard_ccr_write_1(device_t dev, uint32_t offset, uint8_t val)
  177 {
  178         return (CARD_CCR_WRITE(device_get_parent(dev), dev, offset, val));
  179 }
  180 
  181 /* Hack */
  182 int pccard_select_cfe(device_t dev, int entry);
  183 
  184 /* ivar interface */
  185 enum {
  186         PCCARD_IVAR_ETHADDR,    /* read ethernet address from CIS tupple */
  187         PCCARD_IVAR_VENDOR,
  188         PCCARD_IVAR_PRODUCT,
  189         PCCARD_IVAR_PRODEXT,
  190         PCCARD_IVAR_FUNCTION_NUMBER,
  191         PCCARD_IVAR_VENDOR_STR, /* CIS string for "Manufacturer" */
  192         PCCARD_IVAR_PRODUCT_STR,/* CIS string for "Product" */
  193         PCCARD_IVAR_CIS3_STR,
  194         PCCARD_IVAR_CIS4_STR,
  195         PCCARD_IVAR_FUNCTION,
  196         PCCARD_IVAR_FUNCE_DISK
  197 };
  198 
  199 #define PCCARD_ACCESSOR(A, B, T)                                        \
  200 static inline int                                                       \
  201 pccard_get_ ## A(device_t dev, T *t)                                    \
  202 {                                                                       \
  203         return BUS_READ_IVAR(device_get_parent(dev), dev,               \
  204             PCCARD_IVAR_ ## B, (uintptr_t *) t);                        \
  205 }
  206 
  207 PCCARD_ACCESSOR(ether,          ETHADDR,                uint8_t)
  208 PCCARD_ACCESSOR(vendor,         VENDOR,                 uint32_t)
  209 PCCARD_ACCESSOR(product,        PRODUCT,                uint32_t)
  210 PCCARD_ACCESSOR(prodext,        PRODEXT,                uint16_t)
  211 PCCARD_ACCESSOR(function_number,FUNCTION_NUMBER,        uint32_t)
  212 PCCARD_ACCESSOR(function,       FUNCTION,               uint32_t)
  213 PCCARD_ACCESSOR(funce_disk,     FUNCE_DISK,             uint16_t)
  214 PCCARD_ACCESSOR(vendor_str,     VENDOR_STR,             const char *)
  215 PCCARD_ACCESSOR(product_str,    PRODUCT_STR,            const char *)
  216 PCCARD_ACCESSOR(cis3_str,       CIS3_STR,               const char *)
  217 PCCARD_ACCESSOR(cis4_str,       CIS4_STR,               const char *)
  218 
  219 /* shared memory flags */
  220 enum {
  221         PCCARD_A_MEM_COM,       /* common */
  222         PCCARD_A_MEM_ATTR,      /* attribute */
  223         PCCARD_A_MEM_8BIT,      /* 8 bit */
  224         PCCARD_A_MEM_16BIT      /* 16 bit */
  225 };
  226 
  227 #define PCCARD_S(a, b) PCMCIA_STR_ ## a ## _ ## b
  228 #define PCCARD_P(a, b) PCMCIA_PRODUCT_ ## a ## _ ## b
  229 #define PCCARD_C(a, b) PCMCIA_CIS_ ## a ## _ ## b
  230 #define PCMCIA_CARD_D(v, p) { PCCARD_S(v, p), PCMCIA_VENDOR_ ## v, \
  231                 PCCARD_P(v, p), PCCARD_C(v, p) }
  232 #define PCMCIA_CARD(v, p) { PCCARD_S(v, p), PCMCIA_VENDOR_ ## v, \
  233                 PCCARD_P(v, p), PCCARD_C(v, p) }
  234 
  235 /*
  236  * Defines to decode the get_funce_disk return value.  See the PCMCIA standard
  237  * for all the details of what these bits mean.
  238  */
  239 #define PFD_I_V_MASK            0x3
  240 #define PFD_I_V_NONE_REQUIRED   0x0
  241 #define PFD_I_V_REQ_MOD_ACC     0x1
  242 #define PFD_I_V_REQ_ACC         0x2
  243 #define PFD_I_V_REQ_ALWYS       0x1
  244 #define PFD_I_S                 0x4     /* 0 rotating, 1 silicon */
  245 #define PFD_I_U                 0x8     /* SN Uniq? */
  246 #define PFD_I_D                 0x10    /* 0 - 1 drive, 1 - 2 drives */
  247 #define PFD_P_P0                0x100
  248 #define PFD_P_P1                0x200
  249 #define PFD_P_P2                0x400
  250 #define PFD_P_P3                0x800
  251 #define PFD_P_N                 0x1000  /* 3f7/377 excluded? */
  252 #define PFD_P_E                 0x2000  /* Index bit supported? */
  253 #define PFD_P_I                 0x4000  /* twincard */

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