pccardvarp.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2005 M. Warner Losh <imp@FreeBSD.org>
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice unmodified, this list of conditions, and the following
   11  *    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  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  * SUCH DAMAGE.
   27  *
   28  * $FreeBSD$
   29  */
   30 
   31 #ifndef _PCCARD_PCCARDVARP_H
   32 #define _PCCARD_PCCARDVARP_H
   33 
   34 /* pccard itself */
   35 
   36 #define PCCARD_MEM_PAGE_SIZE            1024
   37 
   38 #define PCCARD_CFE_MWAIT_REQUIRED       0x0001
   39 #define PCCARD_CFE_RDYBSY_ACTIVE        0x0002
   40 #define PCCARD_CFE_WP_ACTIVE            0x0004
   41 #define PCCARD_CFE_BVD_ACTIVE           0x0008
   42 #define PCCARD_CFE_IO8                  0x0010
   43 #define PCCARD_CFE_IO16                 0x0020
   44 #define PCCARD_CFE_IRQSHARE             0x0040
   45 #define PCCARD_CFE_IRQPULSE             0x0080
   46 #define PCCARD_CFE_IRQLEVEL             0x0100
   47 #define PCCARD_CFE_POWERDOWN            0x0200
   48 #define PCCARD_CFE_READONLY             0x0400
   49 #define PCCARD_CFE_AUDIO                0x0800
   50 
   51 struct pccard_ce_iospace {
   52         rman_res_t      length;
   53         rman_res_t      start;
   54 };
   55 
   56 struct pccard_ce_memspace {
   57         rman_res_t      length;
   58         rman_res_t      cardaddr;
   59         rman_res_t      hostaddr;
   60 };
   61 
   62 struct pccard_config_entry {
   63         int             number;
   64         uint32_t        flags;
   65         int             iftype;
   66         int             num_iospace;
   67         /*
   68          * The card will only decode this mask in any case, so we can
   69          * do dynamic allocation with this in mind, in case the suggestions
   70          * below are no good.
   71          */
   72         u_long          iomask;
   73         struct pccard_ce_iospace iospace[4]; /* XXX up to 16 */
   74         uint16_t        irqmask;
   75         int             num_memspace;
   76         struct pccard_ce_memspace memspace[2];  /* XXX up to 8 */
   77         int             maxtwins;
   78         STAILQ_ENTRY(pccard_config_entry) cfe_list;
   79 };
   80 
   81 struct pccard_funce_disk {
   82         uint8_t pfd_interface;
   83         uint8_t pfd_power;
   84 };
   85 
   86 struct pccard_funce_lan {
   87         int pfl_nidlen;
   88         uint8_t pfl_nid[8];
   89 };
   90 
   91 union pccard_funce {
   92         struct pccard_funce_disk pfv_disk;
   93         struct pccard_funce_lan pfv_lan;
   94 };
   95 
   96 struct pccard_function {
   97         /* read off the card */
   98         int             number;
   99         int             function;
  100         int             last_config_index;
  101         uint32_t        ccr_base;       /* Offset with card's memory */
  102         uint32_t        ccr_mask;
  103         struct resource *ccr_res;
  104         int             ccr_rid;
  105         STAILQ_HEAD(, pccard_config_entry) cfe_head;
  106         STAILQ_ENTRY(pccard_function) pf_list;
  107         /* run-time state */
  108         struct pccard_softc *sc;
  109         struct pccard_config_entry *cfe;
  110         struct pccard_mem_handle pf_pcmh;
  111         device_t        dev;
  112 #define pf_ccrt         pf_pcmh.memt
  113 #define pf_ccrh         pf_pcmh.memh
  114 #define pf_ccr_realsize pf_pcmh.realsize
  115         uint32_t        pf_ccr_offset;  /* Offset from ccr_base of CIS */
  116         int             pf_ccr_window;
  117         bus_addr_t      pf_mfc_iobase;
  118         bus_addr_t      pf_mfc_iomax;
  119         int             pf_flags;
  120         driver_filter_t *intr_filter;
  121         driver_intr_t   *intr_handler;
  122         void            *intr_handler_arg;
  123         void            *intr_handler_cookie;
  124 
  125         union pccard_funce pf_funce; /* CISTPL_FUNCE */
  126 #define pf_funce_disk_interface pf_funce.pfv_disk.pfd_interface
  127 #define pf_funce_disk_power pf_funce.pfv_disk.pfd_power
  128 #define pf_funce_lan_nid pf_funce.pfv_lan.pfl_nid
  129 #define pf_funce_lan_nidlen pf_funce.pfv_lan.pfl_nidlen
  130 };
  131 
  132 /* pf_flags */
  133 #define PFF_ENABLED     0x0001          /* function is enabled */
  134 
  135 struct pccard_card {
  136         int             cis1_major;
  137         int             cis1_minor;
  138         /* XXX waste of space? */
  139         char            cis1_info_buf[256];
  140         char            *cis1_info[4];
  141         /*
  142          * Use int32_t for manufacturer and product so that they can
  143          * hold the id value found in card CIS and special value that
  144          * indicates no id was found.
  145          */
  146         int32_t         manufacturer;
  147 #define PCMCIA_VENDOR_INVALID   -1
  148         int32_t         product;
  149 #define PCMCIA_PRODUCT_INVALID          -1
  150         int16_t         prodext;
  151         uint16_t        error;
  152 #define PCMCIA_CIS_INVALID              { NULL, NULL, NULL, NULL }
  153         STAILQ_HEAD(, pccard_function) pf_head;
  154 };
  155 
  156 /* More later? */
  157 struct pccard_ivar {
  158         struct resource_list resources;
  159         struct pccard_function *pf;
  160 };
  161 
  162 struct cis_buffer
  163 {
  164         size_t  len;                    /* Actual length of the CIS */
  165         uint8_t buffer[2040];           /* small enough to be 2k */
  166 };
  167 
  168 struct pccard_softc {
  169         device_t                dev;
  170         /* this stuff is for the socket */
  171 
  172         /* this stuff is for the card */
  173         struct pccard_card card;
  174         int             sc_enabled_count;       /* num functions enabled */
  175         struct cdev *cisdev;
  176         int     cis_open;
  177         struct cis_buffer *cis;
  178 };
  179 
  180 struct pccard_cis_quirk {
  181         int32_t manufacturer;
  182         int32_t product;
  183         char *cis1_info[4];
  184         struct pccard_function *pf;
  185         struct pccard_config_entry *cfe;
  186 };
  187 
  188 void    pccard_read_cis(struct pccard_softc *);
  189 void    pccard_check_cis_quirks(device_t);
  190 void    pccard_print_cis(device_t);
  191 int     pccard_scan_cis(device_t, device_t, pccard_scan_t, void *);
  192 
  193 int     pccard_device_create(struct pccard_softc *);
  194 int     pccard_device_destroy(struct pccard_softc *);
  195 
  196 #define PCCARD_SOFTC(d) (struct pccard_softc *) device_get_softc(d)
  197 #define PCCARD_IVAR(d) (struct pccard_ivar *) device_get_ivars(d)
  198 
  199 #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