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 /*      $OpenBSD: cissvar.h,v 1.16 2020/07/22 13:16:04 krw Exp $        */
    2 
    3 /*
    4  * Copyright (c) 2005,2006 Michael Shalayeff
    5  * All rights reserved.
    6  *
    7  * Permission to use, copy, modify, and distribute this software for any
    8  * purpose with or without fee is hereby granted, provided that the above
    9  * copyright notice and this permission notice appear in all copies.
   10  *
   11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   15  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
   16  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
   17  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   18  */
   19 
   20 #include <sys/sensors.h>
   21 
   22 struct ciss_ld {
   23         struct ciss_blink bling;        /* a copy of blink state */
   24         char    xname[16];              /* copy of the sdN name */
   25         int     ndrives;
   26         u_int8_t tgts[1];
   27 };
   28 
   29 struct ciss_softc {
   30         struct device   sc_dev;
   31         struct timeout  sc_hb;
   32         void            *sc_ih;
   33         int             sc_flush;
   34         struct ksensor  *sensors;
   35         struct ksensordev sensordev;
   36 
   37         u_int   sc_flags;
   38 #define CISS_BIO        0x0001
   39         int ccblen, maxcmd, maxsg, nbus, ndrives, maxunits;
   40         struct ciss_ccb_list sc_free_ccb;
   41         struct mutex    sc_free_ccb_mtx;
   42         struct scsi_iopool sc_iopool;
   43 
   44         bus_space_tag_t iot;
   45         bus_space_handle_t ioh, cfg_ioh;
   46         bus_dma_tag_t   dmat;
   47         bus_dmamap_t    cmdmap;
   48         bus_dma_segment_t cmdseg[1];
   49         void            *ccbs;
   50         void            *scratch;
   51 
   52         struct ciss_config cfg;
   53         int cfgoff;
   54         u_int32_t iem;
   55         u_int32_t heartbeat;
   56         int       fibrillation;
   57         struct ciss_ld **sc_lds;
   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);
   69 void    ciss_shutdown(void *v);

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