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/aic79xx_inline.h

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    1 /*      $OpenBSD: aic79xx_inline.h,v 1.5 2022/01/09 05:42:38 jsg Exp $  */
    2 
    3 /*
    4  * Copyright (c) 2004 Milos Urbanek, Kenneth R. Westerback & Marco Peereboom
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
   17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
   20  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  * SUCH DAMAGE.
   27  *
   28  */
   29 
   30 /*
   31  * Inline routines shareable across OS platforms.
   32  *
   33  * Copyright (c) 1994-2001 Justin T. Gibbs.
   34  * Copyright (c) 2000-2003 Adaptec Inc.
   35  * All rights reserved.
   36  *
   37  * Redistribution and use in source and binary forms, with or without
   38  * modification, are permitted provided that the following conditions
   39  * are met:
   40  * 1. Redistributions of source code must retain the above copyright
   41  *    notice, this list of conditions, and the following disclaimer,
   42  *    without modification.
   43  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
   44  *    substantially similar to the "NO WARRANTY" disclaimer below
   45  *    ("Disclaimer") and any redistribution must be conditioned upon
   46  *    including a substantially similar Disclaimer requirement for further
   47  *    binary redistribution.
   48  * 3. Neither the names of the above-listed copyright holders nor the names
   49  *    of any contributors may be used to endorse or promote products derived
   50  *    from this software without specific prior written permission.
   51  *
   52  * Alternatively, this software may be distributed under the terms of the
   53  * GNU General Public License ("GPL") version 2 as published by the Free
   54  * Software Foundation.
   55  *
   56  * NO WARRANTY
   57  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   58  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   59  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
   60  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   61  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   62  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   63  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   64  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   65  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
   66  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   67  * POSSIBILITY OF SUCH DAMAGES.
   68  *
   69  * $FreeBSD: src/sys/dev/aic7xxx/aic79xx_inline.h,v 1.14 2004/02/04 16:38:38 gibbs Exp $
   70  *
   71  */
   72 
   73 #ifndef _AIC79XX_INLINE_H_
   74 #define _AIC79XX_INLINE_H_
   75 
   76 /******************************** Debugging ***********************************/
   77 char *ahd_name(struct ahd_softc *ahd);
   78 
   79 /************************ Sequencer Execution Control *************************/
   80 void ahd_known_modes(struct ahd_softc *, ahd_mode, ahd_mode);
   81 ahd_mode_state ahd_build_mode_state(struct ahd_softc *,
   82                                             ahd_mode , ahd_mode );
   83 void ahd_extract_mode_state(struct ahd_softc *, ahd_mode_state,
   84                                             ahd_mode *, ahd_mode *);
   85 void ahd_set_modes(struct ahd_softc *, ahd_mode, ahd_mode );
   86 void ahd_update_modes(struct ahd_softc *);
   87 void ahd_assert_modes(struct ahd_softc *, ahd_mode,
   88                                       ahd_mode, const char *, int);
   89 ahd_mode_state ahd_save_modes(struct ahd_softc *);
   90 void ahd_restore_modes(struct ahd_softc *, ahd_mode_state);
   91 int  ahd_is_paused(struct ahd_softc *);
   92 void ahd_pause(struct ahd_softc *);
   93 
   94 void ahd_unpause(struct ahd_softc *);
   95 
   96 /*********************** Scatter Gather List Handling *************************/
   97 void    *ahd_sg_setup(struct ahd_softc *ahd, struct scb *scb,
   98                                       void *sgptr, bus_addr_t addr,
   99                                       bus_size_t len, int last);
  100 void     ahd_setup_scb_common(struct ahd_softc *ahd,
  101                                               struct scb *scb);
  102 void     ahd_setup_data_scb(struct ahd_softc *ahd,
  103                                             struct scb *scb);
  104 void     ahd_setup_noxfer_scb(struct ahd_softc *ahd,
  105                                               struct scb *scb);
  106 
  107 /************************** Memory mapping routines ***************************/
  108 size_t  ahd_sg_size(struct ahd_softc *);
  109 void *
  110                         ahd_sg_bus_to_virt(struct ahd_softc *, struct scb *,
  111                                            uint32_t);
  112 uint32_t
  113                         ahd_sg_virt_to_bus(struct ahd_softc *, struct scb *,
  114                                            void *);
  115 void    ahd_sync_scb(struct ahd_softc *, struct scb *, int);
  116 void    ahd_sync_sglist(struct ahd_softc *, struct scb *, int);
  117 void    ahd_sync_sense(struct ahd_softc *, struct scb *, int);
  118 uint32_t
  119                         ahd_targetcmd_offset(struct ahd_softc *, u_int);
  120 
  121 /*********************** Miscellaneous Support Functions **********************/
  122 void    ahd_complete_scb(struct ahd_softc *, struct scb *);
  123 void    ahd_update_residual(struct ahd_softc *, struct scb *);
  124 struct ahd_initiator_tinfo *
  125                         ahd_fetch_transinfo(struct ahd_softc *, char , u_int,
  126                                             u_int, struct ahd_tmode_tstate **);
  127 uint16_t
  128                         ahd_inw(struct ahd_softc *, u_int);
  129 void    ahd_outw(struct ahd_softc *, u_int, u_int);
  130 uint32_t
  131                         ahd_inl(struct ahd_softc *, u_int);
  132 void    ahd_outl(struct ahd_softc *, u_int, uint32_t);
  133 uint64_t                ahd_inq(struct ahd_softc *, u_int);
  134 void                    ahd_outq(struct ahd_softc *, u_int, uint64_t);
  135 u_int   ahd_get_scbptr(struct ahd_softc *ahd);
  136 void    ahd_set_scbptr(struct ahd_softc *ahd, u_int scbptr);
  137 u_int   ahd_get_hnscb_qoff(struct ahd_softc *ahd);
  138 void    ahd_set_hnscb_qoff(struct ahd_softc *ahd, u_int value);
  139 u_int   ahd_get_hescb_qoff(struct ahd_softc *ahd);
  140 void    ahd_set_hescb_qoff(struct ahd_softc *ahd, u_int value);
  141 u_int   ahd_get_snscb_qoff(struct ahd_softc *ahd);
  142 void    ahd_set_snscb_qoff(struct ahd_softc *ahd, u_int value);
  143 u_int   ahd_get_sescb_qoff(struct ahd_softc *ahd);
  144 void    ahd_set_sescb_qoff(struct ahd_softc *ahd, u_int value);
  145 u_int   ahd_get_sdscb_qoff(struct ahd_softc *ahd);
  146 void    ahd_set_sdscb_qoff(struct ahd_softc *ahd, u_int value);
  147 u_int   ahd_inb_scbram(struct ahd_softc *ahd, u_int offset);
  148 u_int   ahd_inw_scbram(struct ahd_softc *ahd, u_int offset);
  149 uint32_t ahd_inl_scbram(struct ahd_softc *ahd, u_int offset);
  150 uint64_t ahd_inq_scbram(struct ahd_softc *ahd, u_int offset);
  151 struct  scb *ahd_lookup_scb(struct ahd_softc *, u_int);
  152 void    ahd_swap_with_next_hscb(struct ahd_softc *ahd, struct scb *scb);
  153 void    ahd_queue_scb(struct ahd_softc *ahd, struct scb *scb);
  154 uint8_t *ahd_get_sense_buf(struct ahd_softc *ahd, struct scb *scb);
  155 uint32_t ahd_get_sense_bufaddr(struct ahd_softc *ahd, struct scb *scb);
  156 
  157 /************************** Interrupt Processing ******************************/
  158 void    ahd_sync_qoutfifo(struct ahd_softc *ahd, int op);
  159 void    ahd_sync_tqinfifo(struct ahd_softc *ahd, int op);
  160 u_int                   ahd_check_cmdcmpltqueues(struct ahd_softc *ahd);
  161 int                     ahd_intr(struct ahd_softc *ahd);
  162 
  163 #define AHD_ASSERT_MODES(ahd, source, dest) \
  164         ahd_assert_modes(ahd, source, dest, __FILE__, __LINE__);
  165 
  166 #endif  /* _AIC79XX_INLINE_H_ */

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