FreeBSD/Linux Kernel Cross Reference
sys/dev/exca/excavar.h

     /* $FreeBSD: releng/5.0/sys/dev/exca/excavar.h 100703 2002-07-26 08:01:08Z imp $ */
     
     /*
      * Copyright (c) 2002 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 ``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.
     *
     * This software may be derived from NetBSD i82365.c and other files with
     * the following copyright:
     *
     * Copyright (c) 1997 Marc Horowitz.  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. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by Marc Horowitz.
     * 4. 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 _SYS_DEV_EXCA_EXCAVAR_H
    #define _SYS_DEV_EXCA_EXCAVAR_H
    
    /*
     * Structure to manage the ExCA part of the chip.
     */
    struct exca_softc;
    
    struct exca_softc 
    {
            device_t        dev;
            int             memalloc;
            struct          pccard_mem_handle mem[EXCA_MEM_WINS];
            int             ioalloc;
            struct          pccard_io_handle io[EXCA_IO_WINS];
            bus_space_tag_t bst;
            bus_space_handle_t bsh;
            uint32_t        flags;
    #define EXCA_SOCKET_PRESENT     0x00000001
    #define EXCA_HAS_MEMREG_WIN     0x00000002
            uint32_t        offset;
    };
    
    void exca_init(struct exca_softc *sc, device_t dev, 
        bus_space_tag_t, bus_space_handle_t, uint32_t);
    int exca_io_map(struct exca_softc *sc, int width, struct resource *r);
    int exca_io_unmap_res(struct exca_softc *sc, struct resource *res);
    int exca_is_pcic(struct exca_softc *sc);
    int exca_mem_map(struct exca_softc *sc, int kind, struct resource *res);
    int exca_mem_set_flags(struct exca_softc *sc, struct resource *res,
        uint32_t flags);
    int exca_mem_set_offset(struct exca_softc *sc, struct resource *res,
        uint32_t cardaddr, uint32_t *deltap);
    int exca_mem_unmap_res(struct exca_softc *sc, struct resource *res);
    int exca_probe_slots(device_t dev, struct exca_softc *);
    void exca_reset(struct exca_softc *, device_t child);
    
    static __inline uint8_t
    exca_read(struct exca_softc *sc, int reg)
    {
            return (bus_space_read_1(sc->bst, sc->bsh, sc->offset + reg));
    }
    
   static __inline void
   exca_write(struct exca_softc *sc, int reg, uint8_t val)
   {
           return (bus_space_write_1(sc->bst, sc->bsh, sc->offset + reg, val));
   }
   
   static __inline void
   exca_setb(struct exca_softc *sc, int reg, uint8_t mask)
   {
           exca_write(sc, reg, exca_read(sc, reg) | mask);
   }
   
   static __inline void
   exca_clrb(struct exca_softc *sc, int reg, uint8_t mask)
   {
           exca_write(sc, reg, exca_read(sc, reg) & ~mask);
   }
   
   #endif /* !_SYS_DEV_EXCA_EXCAVAR_H */

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