pccardvarp.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2005, M. Warner Losh
    5  * 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 unmodified, this list of conditions, and the following
   12  *    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  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  * $FreeBSD$
   30  */
   31 
   32 #ifndef _PCCARD_PCCARDVARP_H
   33 #define _PCCARD_PCCARDVARP_H
   34 
   35 /* pccard itself */
   36 
   37 #define PCCARD_MEM_PAGE_SIZE            1024
   38 
   39 #define PCCARD_CFE_MWAIT_REQUIRED       0x0001
   40 #define PCCARD_CFE_RDYBSY_ACTIVE        0x0002
   41 #define PCCARD_CFE_WP_ACTIVE            0x0004
   42 #define PCCARD_CFE_BVD_ACTIVE           0x0008
   43 #define PCCARD_CFE_IO8                  0x0010
   44 #define PCCARD_CFE_IO16                 0x0020
   45 #define PCCARD_CFE_IRQSHARE             0x0040
   46 #define PCCARD_CFE_IRQPULSE             0x0080
   47 #define PCCARD_CFE_IRQLEVEL             0x0100
   48 #define PCCARD_CFE_POWERDOWN            0x0200
   49 #define PCCARD_CFE_READONLY             0x0400
   50 #define PCCARD_CFE_AUDIO                0x0800
   51 
   52 struct pccard_ce_iospace {
   53         rman_res_t      length;
   54         rman_res_t      start;
   55 };
   56 
   57 struct pccard_ce_memspace {
   58         rman_res_t      length;
   59         rman_res_t      cardaddr;
   60         rman_res_t      hostaddr;
   61 };
   62 
   63 struct pccard_config_entry {
   64         int             number;
   65         uint32_t        flags;
   66         int             iftype;
   67         int             num_iospace;
   68         /*
   69          * The card will only decode this mask in any case, so we can
   70          * do dynamic allocation with this in mind, in case the suggestions
   71          * below are no good.
   72          */
   73         u_long          iomask;
   74         struct pccard_ce_iospace iospace[4]; /* XXX up to 16 */
   75         uint16_t        irqmask;
   76         int             num_memspace;
   77         struct pccard_ce_memspace memspace[2];  /* XXX up to 8 */
   78         int             maxtwins;
   79         STAILQ_ENTRY(pccard_config_entry) cfe_list;
   80 };
   81 
   82 struct pccard_funce_disk {
   83         uint8_t pfd_interface;
   84         uint8_t pfd_power;
   85 };
   86 
   87 struct pccard_funce_lan {
   88         int pfl_nidlen;
   89         uint8_t pfl_nid[8];
   90 };
   91 
   92 union pccard_funce {
   93         struct pccard_funce_disk pfv_disk;
   94         struct pccard_funce_lan pfv_lan;
   95 };
   96 
   97 struct pccard_function {
   98         /* read off the card */
   99         int             number;
  100         int             function;
  101         int             last_config_index;
  102         uint32_t        ccr_base;       /* Offset with card's memory */
  103         uint32_t        ccr_mask;
  104         struct resource *ccr_res;
  105         int             ccr_rid;
  106         STAILQ_HEAD(, pccard_config_entry) cfe_head;
  107         STAILQ_ENTRY(pccard_function) pf_list;
  108         /* run-time state */
  109         struct pccard_softc *sc;
  110         struct pccard_config_entry *cfe;
  111         struct pccard_mem_handle pf_pcmh;
  112         device_t        dev;
  113 #define pf_ccrt         pf_pcmh.memt
  114 #define pf_ccrh         pf_pcmh.memh
  115 #define pf_ccr_realsize pf_pcmh.realsize
  116         uint32_t        pf_ccr_offset;  /* Offset from ccr_base of CIS */
  117         int             pf_ccr_window;
  118         bus_addr_t      pf_mfc_iobase;
  119         bus_addr_t      pf_mfc_iomax;
  120         int             pf_flags;
  121         driver_filter_t *intr_filter;
  122         driver_intr_t   *intr_handler;
  123         void            *intr_handler_arg;
  124         void            *intr_handler_cookie;
  125 
  126         union pccard_funce pf_funce; /* CISTPL_FUNCE */
  127 #define pf_funce_disk_interface pf_funce.pfv_disk.pfd_interface
  128 #define pf_funce_disk_power pf_funce.pfv_disk.pfd_power
  129 #define pf_funce_lan_nid pf_funce.pfv_lan.pfl_nid
  130 #define pf_funce_lan_nidlen pf_funce.pfv_lan.pfl_nidlen
  131 };
  132 
  133 /* pf_flags */
  134 #define PFF_ENABLED     0x0001          /* function is enabled */
  135 
  136 struct pccard_card {
  137         int             cis1_major;
  138         int             cis1_minor;
  139         /* XXX waste of space? */
  140         char            cis1_info_buf[256];
  141         char            *cis1_info[4];
  142         /*
  143          * Use int32_t for manufacturer and product so that they can
  144          * hold the id value found in card CIS and special value that
  145          * indicates no id was found.
  146          */
  147         int32_t         manufacturer;
  148 #define PCMCIA_VENDOR_INVALID   -1
  149         int32_t         product;
  150 #define PCMCIA_PRODUCT_INVALID          -1
  151         int16_t         prodext;
  152         uint16_t        error;
  153 #define PCMCIA_CIS_INVALID              { NULL, NULL, NULL, NULL }
  154         STAILQ_HEAD(, pccard_function) pf_head;
  155 };
  156 
  157 /* More later? */
  158 struct pccard_ivar {
  159         struct resource_list resources;
  160         struct pccard_function *pf;
  161 };
  162 
  163 struct cis_buffer
  164 {
  165         size_t  len;                    /* Actual length of the CIS */
  166         uint8_t buffer[2040];           /* small enough to be 2k */
  167 };
  168 
  169 struct pccard_softc {
  170         device_t                dev;
  171         /* this stuff is for the socket */
  172 
  173         /* this stuff is for the card */
  174         struct pccard_card card;
  175         int             sc_enabled_count;       /* num functions enabled */
  176         struct cdev *cisdev;
  177         int     cis_open;
  178         struct cis_buffer *cis;
  179 };
  180 
  181 struct pccard_cis_quirk {
  182         int32_t manufacturer;
  183         int32_t product;
  184         char *cis1_info[4];
  185         struct pccard_function *pf;
  186         struct pccard_config_entry *cfe;
  187 };
  188 
  189 void    pccard_read_cis(struct pccard_softc *);
  190 void    pccard_check_cis_quirks(device_t);
  191 void    pccard_print_cis(device_t);
  192 int     pccard_scan_cis(device_t, device_t, pccard_scan_t, void *);
  193 
  194 int     pccard_device_create(struct pccard_softc *);
  195 int     pccard_device_destroy(struct pccard_softc *);
  196 
  197 #define PCCARD_SOFTC(d) (struct pccard_softc *) device_get_softc(d)
  198 #define PCCARD_IVAR(d) (struct pccard_ivar *) device_get_ivars(d)
  199 
  200 #endif /* _PCCARD_PCCARDVARP_H */

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

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