sys/dev/ic/siisatavar.h

   1 /* $NetBSD: siisatavar.h,v 1.4 2009/07/04 20:36:57 jakllsch 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  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  */
  29
  30 /*-
  31  * Copyright (c) 2007, 2008, 2009 Jonathan A. Kollasch.
  32  * All rights reserved.
  33  *
  34  * Redistribution and use in source and binary forms, with or without
  35  * modification, are permitted provided that the following conditions
  36  * are met:
  37  * 1. Redistributions of source code must retain the above copyright
  38  *    notice, this list of conditions and the following disclaimer.
  39  * 2. Redistributions in binary form must reproduce the above copyright
  40  *    notice, this list of conditions and the following disclaimer in the
  41  *    documentation and/or other materials provided with the distribution.
  42  *
  43  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  44  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  45  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  46  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  47  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  48  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  49  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  50  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  51  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  52  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  53  *
  54  */
  55
  56 #ifndef _IC_SIISATAVAR_H_
  57 #define _IC_SIISATAVAR_H_
  58
  59 #include <dev/ic/siisatareg.h>
  60 #include <dev/ata/atavar.h>
  61
  62 #define DEBUG_INTR   0x01
  63 #define DEBUG_XFERS  0x02
  64 #define DEBUG_FUNCS  0x08
  65 #define DEBUG_PROBE  0x10
  66 #define DEBUG_DETACH 0x20
  67 #define DEBUG_DEBUG 0x80000000
  68 #ifdef SIISATA_DEBUG
  69 extern int siisata_debug_mask;
  70 #define SIISATA_DEBUG_PRINT(args, level) \
  71         if (siisata_debug_mask & (level)) \
  72                 printf args
  73 #else
  74 #define SIISATA_DEBUG_PRINT(args, level)
  75 #endif
  76
  77 struct siisata_softc {
  78         struct atac_softc sc_atac;
  79         bus_space_tag_t sc_grt;
  80         bus_space_handle_t sc_grh;
  81         bus_size_t sc_grs;
  82         bus_space_tag_t sc_prt;
  83         bus_space_handle_t sc_prh;
  84         bus_size_t sc_prs;
  85         bus_dma_tag_t sc_dmat;
  86
  87         struct ata_channel *sc_chanarray[SIISATA_MAX_PORTS];
  88         struct siisata_channel {
  89                 struct ata_channel ata_channel;
  90                 bus_space_handle_t sch_scontrol;
  91                 bus_space_handle_t sch_sstatus;
  92                 bus_space_handle_t sch_serror;
  93
  94                 /* command activation PRBs */
  95                 bus_dmamap_t sch_prbd;
  96                 struct siisata_prb *sch_prb[SIISATA_MAX_SLOTS];
  97                 bus_addr_t sch_bus_prb[SIISATA_MAX_SLOTS];
  98
  99                 bus_dmamap_t sch_datad[SIISATA_MAX_SLOTS];
 100
 101                 uint32_t sch_active_slots;
 102         } sc_channels[SIISATA_MAX_PORTS];
 103 };
 104
 105 #define SIISATANAME(sc) (device_xname((sc)->sc_atac.atac_dev))
 106
 107 #define GRREAD(sc, reg) bus_space_read_4((sc)->sc_grt, (sc)->sc_grh, (reg))
 108 #define GRWRITE(sc, reg, val) bus_space_write_4((sc)->sc_grt, (sc)->sc_grh, (reg), (val))
 109 #define PRREAD(sc, reg) bus_space_read_4((sc)->sc_prt, (sc)->sc_prh, (reg))
 110 #define PRWRITE(sc, reg, val) bus_space_write_4((sc)->sc_prt, (sc)->sc_prh, (reg), (val))
 111
 112 #define SIISATA_PRB_SYNC(sc, schp, slot, op) bus_dmamap_sync((sc)->sc_dmat, \
 113     (schp)->sch_prbd, slot * SIISATA_CMD_SIZE, SIISATA_CMD_SIZE, (op))
 114
 115 #define SIISATA_NON_NCQ_SLOT 27
 116
 117 void siisata_attach(struct siisata_softc *);
 118 int siisata_detach(struct siisata_softc *, int);
 119 void siisata_resume(struct siisata_softc *);
 120 int siisata_intr(void *);
 121
 122 #endif  /* !_IC_SIISATAVAR_H_ */