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/siisatavar.h

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    1 /* $NetBSD: siisatavar.h,v 1.2.4.2 2009/09/28 00:22:36 snj Exp $ */
    2 
    3 /* from ahcisatavar.h */
    4 
    5 /*
    6  * Copyright (c) 2006 Manuel Bouyer.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  * 3. All advertising materials mentioning features or use of this software
   17  *    must display the following acknowledgement:
   18  *      This product includes software developed by Manuel Bouyer.
   19  * 4. The name of the author may not be used to endorse or promote products
   20  *    derived from this software without specific prior written permission.
   21  *
   22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   32  *
   33  */
   34 
   35 /*-
   36  * Copyright (c) 2007, 2008, 2009 Jonathan A. Kollasch.
   37  * All rights reserved.
   38  *
   39  * Redistribution and use in source and binary forms, with or without
   40  * modification, are permitted provided that the following conditions
   41  * are met:
   42  * 1. Redistributions of source code must retain the above copyright
   43  *    notice, this list of conditions and the following disclaimer.
   44  * 2. Redistributions in binary form must reproduce the above copyright
   45  *    notice, this list of conditions and the following disclaimer in the
   46  *    documentation and/or other materials provided with the distribution.
   47  *
   48  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   49  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   50  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   51  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   52  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   53  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   54  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   55  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   56  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   57  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   58  *
   59  */
   60 
   61 #ifndef _IC_SIISATAVAR_H_
   62 #define _IC_SIISATAVAR_H_
   63 
   64 #include <dev/ic/siisatareg.h>
   65 #include <dev/ata/atavar.h>
   66 
   67 #define DEBUG_INTR   0x01
   68 #define DEBUG_XFERS  0x02
   69 #define DEBUG_FUNCS  0x08
   70 #define DEBUG_PROBE  0x10
   71 #define DEBUG_DETACH 0x20
   72 #define DEBUG_DEBUG 0x80000000
   73 #ifdef SIISATA_DEBUG
   74 extern int siisata_debug_mask;
   75 #define SIISATA_DEBUG_PRINT(args, level) \
   76         if (siisata_debug_mask & (level)) \
   77                 printf args
   78 #else
   79 #define SIISATA_DEBUG_PRINT(args, level)
   80 #endif
   81 
   82 struct siisata_softc {
   83         struct atac_softc sc_atac;
   84         bus_space_tag_t sc_grt;
   85         bus_space_handle_t sc_grh;
   86         bus_size_t sc_grs;
   87         bus_space_tag_t sc_prt;
   88         bus_space_handle_t sc_prh;
   89         bus_size_t sc_prs;
   90         bus_dma_tag_t sc_dmat;
   91 
   92         struct ata_channel *sc_chanarray[SIISATA_MAX_PORTS];
   93         struct siisata_channel {
   94                 struct ata_channel ata_channel;
   95                 bus_space_handle_t sch_scontrol;
   96                 bus_space_handle_t sch_sstatus;
   97                 bus_space_handle_t sch_serror;
   98 
   99                 /* command activation PRBs */
  100                 bus_dmamap_t sch_prbd;
  101                 struct siisata_prb *sch_prb[SIISATA_MAX_SLOTS];
  102                 bus_addr_t sch_bus_prb[SIISATA_MAX_SLOTS];
  103 
  104                 bus_dmamap_t sch_datad[SIISATA_MAX_SLOTS];
  105 
  106                 uint32_t sch_active_slots;
  107         } sc_channels[SIISATA_MAX_PORTS];
  108 };
  109 
  110 #define SIISATANAME(sc) (device_xname((sc)->sc_atac.atac_dev))
  111 
  112 #define GRREAD(sc, reg) bus_space_read_4((sc)->sc_grt, (sc)->sc_grh, (reg))
  113 #define GRWRITE(sc, reg, val) bus_space_write_4((sc)->sc_grt, (sc)->sc_grh, (reg), (val))
  114 #define PRREAD(sc, reg) bus_space_read_4((sc)->sc_prt, (sc)->sc_prh, (reg))
  115 #define PRWRITE(sc, reg, val) bus_space_write_4((sc)->sc_prt, (sc)->sc_prh, (reg), (val))
  116 
  117 #define SIISATA_PRB_SYNC(sc, schp, slot, op) bus_dmamap_sync((sc)->sc_dmat, \
  118     (schp)->sch_prbd, slot * SIISATA_CMD_SIZE, SIISATA_CMD_SIZE, (op))
  119 
  120 #define SIISATA_NON_NCQ_SLOT 27
  121 
  122 void siisata_attach(struct siisata_softc *);
  123 int siisata_detach(struct siisata_softc *, int);
  124 void siisata_resume(struct siisata_softc *);
  125 int siisata_intr(void *);
  126 
  127 #endif  /* !_IC_SIISATAVAR_H_ */

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