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/ic/cissvar.h

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    1 /*      $NetBSD: cissvar.h,v 1.1.4.2 2006/04/08 23:31:38 tron Exp $     */
    2 /*      $OpenBSD: cissvar.h,v 1.2 2005/09/07 04:00:16 mickey Exp $      */
    3 
    4 /*
    5  * Copyright (c) 2005 Michael Shalayeff
    6  * All rights reserved.
    7  *
    8  * Permission to use, copy, modify, and distribute this software for any
    9  * purpose with or without fee is hereby granted, provided that the above
   10  * copyright notice and this permission notice appear in all copies.
   11  *
   12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   16  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
   17  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
   18  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   19  */
   20 
   21 struct ciss_softc {
   22         /* Generic device info. */
   23         struct device           sc_dev;
   24         bus_space_handle_t      sc_ioh;
   25         bus_space_tag_t         sc_iot;
   26         bus_dma_tag_t           sc_dmat;
   27         void                    *sc_ih;
   28         void                    *sc_sh;         /* shutdown hook */
   29         struct proc             *sc_thread;
   30         int                     sc_flush;
   31 
   32         struct scsipi_channel   sc_channel;
   33         struct scsipi_channel   *sc_channel_raw;
   34         struct scsipi_adapter   sc_adapter;
   35         struct scsipi_adapter   *sc_adapter_raw;
   36         struct callout          sc_hb;
   37 
   38         u_int   sc_flags;
   39         int ccblen, maxcmd, maxsg, nbus, ndrives, maxunits;
   40         ciss_queue_head sc_free_ccb, sc_ccbq, sc_ccbdone;
   41 
   42         bus_dmamap_t            cmdmap;
   43         bus_dma_segment_t       cmdseg[1];
   44         caddr_t                 ccbs;
   45         void                    *scratch;
   46 
   47         bus_space_handle_t      cfg_ioh;
   48 
   49         struct ciss_config cfg;
   50         int cfgoff;
   51         u_int32_t iem;
   52         u_int32_t heartbeat;
   53 };
   54 
   55 struct ciss_rawsoftc {
   56         struct ciss_softc *sc_softc;
   57         u_int8_t        sc_channel;
   58 };
   59 
   60 /* XXX These have to become spinlocks in case of fine SMP */
   61 #define CISS_LOCK(sc) splbio()
   62 #define CISS_UNLOCK(sc, lock) splx(lock)
   63 #define CISS_LOCK_SCRATCH(sc) splbio()
   64 #define CISS_UNLOCK_SCRATCH(sc, lock) splx(lock)
   65 typedef int ciss_lock_t;
   66 
   67 int     ciss_attach(struct ciss_softc *sc);
   68 int     ciss_intr(void *v);

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