FreeBSD/Linux Kernel Cross Reference
sys/pccard/cardinfo.h

     /*
      *      Include file for PCMCIA user process interface
      *
      *-------------------------------------------------------------------------
      *
      * Copyright (c) 1995 Andrew McRae.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     */
    
    #ifndef _PCCARD_CARDINFO_H_
    #define _PCCARD_CARDINFO_H_
    
    #ifndef KERNEL
    #include <sys/types.h>
    #endif
    #include <sys/ioccom.h>
    
    #define PIOCGSTATE      _IOR('P', 1, struct slotstate)  /* Get slot state */
    #define PIOCGMEM        _IOWR('P', 2, struct mem_desc)  /* Get memory map */
    #define PIOCSMEM        _IOW('P', 3, struct mem_desc)   /* Set memory map */
    #define PIOCGIO         _IOWR('P', 4, struct io_desc)   /* Get I/O map */
    #define PIOCSIO         _IOW('P', 5, struct io_desc)    /* Set I/O map */
    #define PIOCSDRV        _IOW('P', 6, struct dev_desc)   /* Set driver */
    #define PIOCRWFLAG      _IOW('P', 7, int)       /* Set flags for drv use */
    #define PIOCRWMEM       _IOWR('P', 8, unsigned long) /* Set mem for drv use */
    #define PIOCSPOW        _IOW('P', 9, struct power) /* Set power structure */
    #define PIOCSBEEP       _IOW('P', 11, int)              /* Select Beep */
    /*
     *      Debug codes.
     */
    #define PIOCGREG        _IOWR('P',100, struct pcic_reg) /* get reg */
    #define PIOCSREG        _IOW('P', 101, struct pcic_reg) /* Set reg */
    
    /*
     *      Slot states for PIOCGSTATE
     */
    enum cardstate { noslot, empty, suspend, filled };
    
    /*
     *      Descriptor structure for memory map.
     */
    struct mem_desc {
            int     window;         /* Memory map window number (0-4) */
            int     flags;          /* Flags - see below */
            caddr_t start;          /* System memory start */
            int     size;           /* Size of memory area */
            unsigned long card;     /* Card memory address */
    };
    
    #define MDF_16BITS      0x01    /* Memory is 16 bits wide */
    #define MDF_ZEROWS      0x02    /* Set no wait states for memory */
    #define MDF_WS0         0x04    /* Wait state flags */
    #define MDF_WS1         0x08
    #define MDF_ATTR        0x10    /* Memory is attribute memory */
    #define MDF_WP          0x20    /* Write protect memory */
    #define MDF_ACTIVE      0x40    /* Context active (read-only) */
    
    /*
     *      Descriptor structure for I/O map
     */
    struct io_desc {
            int     window;         /* I/O map number (0-1) */
            int     flags;          /* Flags - see below */
            int     start;          /* I/O port start */
            int     size;           /* Number of port addresses */
    };
    
    #define IODF_WS         0x01    /* Set wait states for 16 bit I/O access */
    #define IODF_16BIT      0x02    /* I/O access are 16 bit */
    #define IODF_CS16       0x04    /* Allow card selection of 16 bit access */
    #define IODF_ZEROWS     0x08    /* No wait states for 8 bit I/O */
    #define IODF_ACTIVE     0x10    /* Context active (read-only) */
    
    /*
     *      Device descriptor for allocation of driver.
     */
    struct dev_desc {
            char    name[16];       /* Driver name */
           int     unit;           /* Driver unit number */
           unsigned long mem;      /* Memory address of driver */
           int     memsize;        /* Memory size (if used) */
           int     iobase;         /* base of I/O ports */
           int     irqmask;        /* Interrupt number(s) to allocate */
           int     flags;          /* Device flags */
           u_char  misc[128];      /* For any random info */
   };
   
   struct pcic_reg {
           unsigned char reg;
           unsigned char value;
   };
   
   /*
    *      Slot information. Used to read current status of slot.
    */
   struct slotstate {
           enum cardstate state;           /* Current state of slot */
           enum cardstate laststate;       /* Previous state of slot */
           int     maxmem;                 /* Max allowed memory windows */
           int     maxio;                  /* Max allowed I/O windows */
           int     irqs;                   /* Bitmap of IRQs allowed */
           int     flags;                  /* Capability flags */
   };
   
   /*
    *      The power values are in volts * 10, e.g. 5V is 50, 3.3V is 33.
    */
   struct power {
           int     vcc;
           int     vpp;
   };
   
   /*
    *      Other system limits
    */
   #define MAXSLOT 16
   #define NUM_MEM_WINDOWS 10
   #define NUM_IO_WINDOWS  6
   #define CARD_DEVICE     "/dev/card%d"           /* String for sprintf */
   
   #endif /* !_PCCARD_CARDINFO_H_ */

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