FreeBSD/Linux Kernel Cross Reference
sys/dev/pccard/card_if.m

     #-
     # Copyright (c) 1999 M. Warner Losh.
     # 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.
    #
    # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
    #
    # $FreeBSD$
    #
    
    #include <sys/bus.h>
    #include <machine/bus.h>
    #include <dev/pccard/pccardvar.h>
    
    INTERFACE card;
    
    #
    # Companion interface for pccard.  We need to set attributes for memory
    # and i/o port mappings (as well as other types of attributes) that have
    # a well defined meaning inside the PC Card/CardBus system.  The bus
    # methods are inadequate for this because this must be done at the time the
    # resources are set for the device, which predates their activation.  Also,
    # the driver activating the resources doesn't necessarily know or need to know
    # these attributes.
    #
    METHOD int set_res_flags {
            device_t dev;
            device_t child;
            int      restype;
            int      rid;
            u_long   value;
    };
    
    METHOD int get_res_flags {
            device_t dev;
            device_t child;
            int      restype;
            int      rid;
            u_long   *value;
    };
    
    #
    # Sets the memory offset of the pccard bridge's window into attribute
    # or common memory space.
    #
    METHOD int set_memory_offset {
            device_t  dev;
            device_t  child;
            int       rid;
            uint32_t cardaddr;
            uint32_t *deltap;
    }
    
    METHOD int get_memory_offset {
            device_t  dev;
            device_t  child;
            int       rid;
            uint32_t *offset;
    }
    
    #
    # pccard bridges call this method to initate the attachment of a card
    #
    METHOD int attach_card {
            device_t  dev;
    }
    
    #
    # pccard bridges call this to detach a card.
    #
    METHOD int detach_card {
            device_t  dev;
    }
    
    #
    # Find "dev" in the passed table of devices.  Return it or NULL.
    #
    METHOD const struct pccard_product * do_product_lookup {
            device_t bus;
            device_t dev;
            const struct pccard_product *tab;
           size_t ent_size;
           pccard_product_match_fn matchfn;
   }
   
   #
   # Scanning function for accessing the CIS of a card in its driver.
   #
   METHOD int cis_scan {
           device_t bus;
           device_t dev;
           pccard_scan_t fnp;
           void *argp;
   };
   
   #
   # Convenience function to read attribute memory.
   #
   METHOD int attr_read {
           device_t bus;
           device_t dev;
           uint32_t offset;
           uint8_t *val;
   }
   
   #
   # Convenience function to write attribute memory.
   #
   METHOD int attr_write {
           device_t bus;
           device_t dev;
           uint32_t offset;
           uint8_t val;
   }
   
   #
   # Read the CCR register
   #
   METHOD int ccr_read {
           device_t bus;
           device_t dev;
           uint32_t offset;
           uint8_t *val;
   }
   
   #
   # Write the CCR register
   #
   METHOD int ccr_write {
           device_t bus;
           device_t dev;
           uint32_t offset;
           uint8_t val;
   }

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