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Annotation of sys/dev/ic/adv.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: adv.h,v 1.5 2002/03/14 01:26:53 millert Exp $ */
        !             2: /*      $NetBSD: adv.h,v 1.3 1998/09/26 16:02:56 dante Exp $        */
        !             3:
        !             4: /*
        !             5:  * Generic driver definitions and exported functions for the Advanced
        !             6:  * Systems Inc. Narrow SCSI controllers
        !             7:  *
        !             8:  * Copyright (c) 1998 The NetBSD Foundation, Inc.
        !             9:  * All rights reserved.
        !            10:  *
        !            11:  * Author: Baldassare Dante Profeta <dante@mclink.it>
        !            12:  *
        !            13:  * Redistribution and use in source and binary forms, with or without
        !            14:  * modification, are permitted provided that the following conditions
        !            15:  * are met:
        !            16:  * 1. Redistributions of source code must retain the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer.
        !            18:  * 2. Redistributions in binary form must reproduce the above copyright
        !            19:  *    notice, this list of conditions and the following disclaimer in the
        !            20:  *    documentation and/or other materials provided with the distribution.
        !            21:  * 3. All advertising materials mentioning features or use of this software
        !            22:  *    must display the following acknowledgement:
        !            23:  *        This product includes software developed by the NetBSD
        !            24:  *        Foundation, Inc. and its contributors.
        !            25:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            26:  *    contributors may be used to endorse or promote products derived
        !            27:  *    from this software without specific prior written permission.
        !            28:  *
        !            29:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            30:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            31:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            32:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            33:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            34:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            35:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            36:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            37:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            38:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            39:  * POSSIBILITY OF SUCH DAMAGE.
        !            40:  */
        !            41:
        !            42: #ifndef _ADVANSYS_NARROW_H_
        !            43: #define _ADVANSYS_NARROW_H_
        !            44:
        !            45: #include <dev/ic/advlib.h>
        !            46:
        !            47: /******************************************************************************/
        !            48:
        !            49: struct adv_ccb
        !            50: {
        !            51:        ASC_SG_HEAD     sghead;
        !            52:        ASC_SCSI_Q      scsiq;
        !            53:
        !            54:        struct scsi_sense_data scsi_sense;
        !            55:
        !            56:        TAILQ_ENTRY(adv_ccb) chain;
        !            57:        struct scsi_xfer        *xs;    /* the scsi_xfer for this cmd */
        !            58:        int                     flags;  /* see below */
        !            59:
        !            60:        int                     timeout;
        !            61:        /*
        !            62:         * This DMA map maps the buffer involved in the transfer.
        !            63:         */
        !            64:        bus_dmamap_t            dmamap_xfer;
        !            65: };
        !            66:
        !            67: typedef struct adv_ccb ADV_CCB;
        !            68:
        !            69: /* flags for ADV_CCB */
        !            70: #define CCB_ALLOC       0x01
        !            71: #define CCB_ABORT       0x02
        !            72: #define        CCB_WATCHDOG    0x10
        !            73:
        !            74:
        !            75: #define ADV_MAX_CCB    32
        !            76:
        !            77: struct adv_control
        !            78: {
        !            79:        ADV_CCB ccbs[ADV_MAX_CCB];      /* all our control blocks */
        !            80: };
        !            81:
        !            82: /*
        !            83:  * Offset of a CCB from the beginning of the control DMA mapping.
        !            84:  */
        !            85: #define        ADV_CCB_OFF(c)  (offsetof(struct adv_control, ccbs[0]) +        \
        !            86:                    (((u_long)(c)) - ((u_long)&sc->sc_control->ccbs[0])))
        !            87:
        !            88: /******************************************************************************/
        !            89:
        !            90: int adv_init(ASC_SOFTC *sc);
        !            91: void adv_attach(ASC_SOFTC *sc);
        !            92: int adv_intr(void *arg);
        !            93:
        !            94: /******************************************************************************/
        !            95:
        !            96: #endif /* _ADVANSYS_NARROW_H_ */