FreeBSD/Linux Kernel Cross Reference
sys/dev/firewire/fwohcivar.h

     /*-
      * Copyright (c) 2003 Hidetoshi SHimokawa
      * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi SHimokawa
      * 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 acknowledgement as bellow:
     *
     *    This product includes software developed by K. Kobayashi and H. Shimokawa
     *
     * 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.
     * 
     * $FreeBSD$
     *
     */
    
    #if defined(__DragonFly__) || __FreeBSD_version < 500000
    #define FWOHCI_TASKQUEUE        0
    #else
    #define FWOHCI_TASKQUEUE        1
    #endif
    #if FWOHCI_TASKQUEUE
    #include <sys/taskqueue.h>
    #endif
    
    typedef struct fwohci_softc {
            struct firewire_comm fc;
            bus_space_tag_t bst;
            bus_space_handle_t bsh;
            void *ih;
    #if defined(__DragonFly__) || __FreeBSD_version < 500000
            void *ih_cam;
            void *ih_bio;
    #endif
            struct resource *bsr;
            struct resource *irq_res;
            struct fwohci_dbch{
                    u_int ndb;
                    u_int ndesc;
                    STAILQ_HEAD(, fwohcidb_tr) db_trq;
                    struct fwohcidb_tr *top, *bottom, *pdb_tr;
                    struct fw_xferq xferq;
                    int flags;
    #define FWOHCI_DBCH_INIT        (1<<0)
    #define FWOHCI_DBCH_FULL        (1<<1)
                    /* used only in receive context */
                    int buf_offset; /* signed */
    #define FWOHCI_DBCH_MAX_PAGES   32
                    /* Context programs buffer */
                    struct fwdma_alloc_multi *am;
                    bus_dma_tag_t dmat;
            } arrq, arrs, atrq, atrs, it[OHCI_DMA_ITCH], ir[OHCI_DMA_IRCH];
            u_int maxrec;
            uint32_t *sid_buf;
            struct fwdma_alloc sid_dma;
            struct fwdma_alloc crom_dma;
            struct fwdma_alloc dummy_dma;
            uint32_t intmask, irstat, itstat;
    #if FWOHCI_TASKQUEUE
            uint32_t intstat;
            struct task fwohci_task_complete;
    #endif
            int cycle_lost;
    } fwohci_softc_t;
    
    void fwohci_intr (void *arg);
    int fwohci_init (struct fwohci_softc *, device_t);
    void fwohci_poll (struct firewire_comm *, int, int);
    void fwohci_reset (struct fwohci_softc *, device_t);
    int fwohci_detach (struct fwohci_softc *, device_t);
    int fwohci_resume (struct fwohci_softc *, device_t);
    int fwohci_stop (struct fwohci_softc *, device_t dev);

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