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/pccardvarp.h

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    1 /*-
    2  * Copyright (c) 2005, M. Warner Losh
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice unmodified, this list of conditions, and the following
   10  *    disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  *
   27  * $FreeBSD: releng/10.0/sys/dev/pccard/pccardvarp.h 237692 2012-06-28 07:26:44Z imp $
   28  */
   29 
   30 #ifndef _PCCARD_PCCARDVARP_H
   31 #define _PCCARD_PCCARDVARP_H
   32 
   33 /* pccard itself */
   34 
   35 #define PCCARD_MEM_PAGE_SIZE            1024
   36 
   37 #define PCCARD_CFE_MWAIT_REQUIRED       0x0001
   38 #define PCCARD_CFE_RDYBSY_ACTIVE        0x0002
   39 #define PCCARD_CFE_WP_ACTIVE            0x0004
   40 #define PCCARD_CFE_BVD_ACTIVE           0x0008
   41 #define PCCARD_CFE_IO8                  0x0010
   42 #define PCCARD_CFE_IO16                 0x0020
   43 #define PCCARD_CFE_IRQSHARE             0x0040
   44 #define PCCARD_CFE_IRQPULSE             0x0080
   45 #define PCCARD_CFE_IRQLEVEL             0x0100
   46 #define PCCARD_CFE_POWERDOWN            0x0200
   47 #define PCCARD_CFE_READONLY             0x0400
   48 #define PCCARD_CFE_AUDIO                0x0800
   49 
   50 struct pccard_ce_iospace {
   51         u_long  length;
   52         u_long  start;
   53 };
   54 
   55 struct pccard_ce_memspace {
   56         u_long  length;
   57         u_long  cardaddr;
   58         u_long  hostaddr;
   59 };
   60 
   61 struct pccard_config_entry {
   62         int             number;
   63         uint32_t        flags;
   64         int             iftype;
   65         int             num_iospace;
   66         /*
   67          * The card will only decode this mask in any case, so we can
   68          * do dynamic allocation with this in mind, in case the suggestions
   69          * below are no good.
   70          */
   71         u_long          iomask;
   72         struct pccard_ce_iospace iospace[4]; /* XXX up to 16 */
   73         uint16_t        irqmask;
   74         int             num_memspace;
   75         struct pccard_ce_memspace memspace[2];  /* XXX up to 8 */
   76         int             maxtwins;
   77         STAILQ_ENTRY(pccard_config_entry) cfe_list;
   78 };
   79 
   80 struct pccard_funce_disk {
   81         uint8_t pfd_interface;
   82         uint8_t pfd_power;
   83 };
   84 
   85 struct pccard_funce_lan {
   86         int pfl_nidlen;
   87         uint8_t pfl_nid[8];
   88 };
   89 
   90 union pccard_funce {
   91         struct pccard_funce_disk pfv_disk;
   92         struct pccard_funce_lan pfv_lan;
   93 };
   94 
   95 struct pccard_function {
   96         /* read off the card */
   97         int             number;
   98         int             function;
   99         int             last_config_index;
  100         uint32_t        ccr_base;       /* Offset with card's memory */
  101         uint32_t        ccr_mask;
  102         struct resource *ccr_res;
  103         int             ccr_rid;
  104         STAILQ_HEAD(, pccard_config_entry) cfe_head;
  105         STAILQ_ENTRY(pccard_function) pf_list;
  106         /* run-time state */
  107         struct pccard_softc *sc;
  108         struct pccard_config_entry *cfe;
  109         struct pccard_mem_handle pf_pcmh;
  110         device_t        dev;
  111 #define pf_ccrt         pf_pcmh.memt
  112 #define pf_ccrh         pf_pcmh.memh
  113 #define pf_ccr_realsize pf_pcmh.realsize
  114         uint32_t        pf_ccr_offset;  /* Offset from ccr_base of CIS */
  115         int             pf_ccr_window;
  116         bus_addr_t      pf_mfc_iobase;
  117         bus_addr_t      pf_mfc_iomax;
  118         int             pf_flags;
  119         driver_filter_t *intr_filter;
  120         driver_intr_t   *intr_handler;
  121         void            *intr_handler_arg;
  122         void            *intr_handler_cookie;
  123 
  124         union pccard_funce pf_funce; /* CISTPL_FUNCE */
  125 #define pf_funce_disk_interface pf_funce.pfv_disk.pfd_interface
  126 #define pf_funce_disk_power pf_funce.pfv_disk.pfd_power
  127 #define pf_funce_lan_nid pf_funce.pfv_lan.pfl_nid
  128 #define pf_funce_lan_nidlen pf_funce.pfv_lan.pfl_nidlen
  129 };
  130 
  131 /* pf_flags */
  132 #define PFF_ENABLED     0x0001          /* function is enabled */
  133 
  134 struct pccard_card {
  135         int             cis1_major;
  136         int             cis1_minor;
  137         /* XXX waste of space? */
  138         char            cis1_info_buf[256];
  139         char            *cis1_info[4];
  140         /*
  141          * Use int32_t for manufacturer and product so that they can
  142          * hold the id value found in card CIS and special value that
  143          * indicates no id was found.
  144          */
  145         int32_t         manufacturer;
  146 #define PCMCIA_VENDOR_INVALID   -1
  147         int32_t         product;
  148 #define PCMCIA_PRODUCT_INVALID          -1
  149         int16_t         prodext;
  150         uint16_t        error;
  151 #define PCMCIA_CIS_INVALID              { NULL, NULL, NULL, NULL }
  152         STAILQ_HEAD(, pccard_function) pf_head;
  153 };
  154 
  155 /* More later? */
  156 struct pccard_ivar {
  157         struct resource_list resources;
  158         struct pccard_function *pf;
  159 };
  160 
  161 struct cis_buffer
  162 {
  163         size_t  len;                    /* Actual length of the CIS */
  164         uint8_t buffer[2040];           /* small enough to be 2k */
  165 };
  166 
  167 struct pccard_softc {
  168         device_t                dev;
  169         /* this stuff is for the socket */
  170 
  171         /* this stuff is for the card */
  172         struct pccard_card card;
  173         int             sc_enabled_count;       /* num functions enabled */
  174         struct cdev *cisdev;
  175         int     cis_open;
  176         struct cis_buffer *cis;
  177 };
  178 
  179 struct pccard_cis_quirk {
  180         int32_t manufacturer;
  181         int32_t product;
  182         char *cis1_info[4];
  183         struct pccard_function *pf;
  184         struct pccard_config_entry *cfe;
  185 };
  186 
  187 void    pccard_read_cis(struct pccard_softc *);
  188 void    pccard_check_cis_quirks(device_t);
  189 void    pccard_print_cis(device_t);
  190 int     pccard_scan_cis(device_t, device_t, pccard_scan_t, void *);
  191 
  192 int     pccard_device_create(struct pccard_softc *);
  193 int     pccard_device_destroy(struct pccard_softc *);
  194 
  195 #define PCCARD_SOFTC(d) (struct pccard_softc *) device_get_softc(d)
  196 #define PCCARD_IVAR(d) (struct pccard_ivar *) device_get_ivars(d)
  197 
  198 #endif /* _PCCARD_PCCARDVARP_H */

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