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Annotation of sys/arch/mac68k/dev/ncr5380var.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: ncr5380var.h,v 1.2 2002/03/14 01:26:35 millert Exp $  */
        !             2: /*     $NetBSD: ncr5380var.h,v 1.2 1996/05/25 16:42:31 briggs Exp $    */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1995 Allen Briggs.  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:  * 3. All advertising materials mentioning features or use of this software
        !            16:  *    must display the following acknowledgement:
        !            17:  *     This product includes software developed by Allen Briggs.
        !            18:  * 4. The name of the author may not be used to endorse or promote products
        !            19:  *    derived from this software without specific prior written permission.
        !            20:  *
        !            21:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            22:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            23:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            24:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            25:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            26:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            27:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            28:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            29:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            30:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            31:  */
        !            32:
        !            33: static volatile u_char *scsi_enable = NULL;
        !            34: static volatile u_char *scsi_flag   = NULL;
        !            35:
        !            36: static __inline__ void
        !            37: scsi_clear_drq(void)
        !            38: {
        !            39:        int     s;
        !            40:
        !            41:        s = splhigh();
        !            42:        *scsi_flag = 0x80 | V2IF_SCSIDRQ;
        !            43:        splx(s);
        !            44: }
        !            45:
        !            46: static __inline__ void
        !            47: scsi_clear_irq(void)
        !            48: {
        !            49:        int     s;
        !            50:
        !            51:        s = splhigh();
        !            52:        *scsi_flag = 0x80 | V2IF_SCSIIRQ;
        !            53:        splx(s);
        !            54: }
        !            55:
        !            56: static __inline__ void
        !            57: scsi_ienable(void)
        !            58: {
        !            59:        int     s;
        !            60:
        !            61:        s = splhigh();
        !            62:        *scsi_enable = 0x80 | (V2IF_SCSIIRQ | V2IF_SCSIDRQ);
        !            63:        splx(s);
        !            64: }
        !            65:
        !            66: static __inline__ void
        !            67: scsi_idisable(void)
        !            68: {
        !            69:        int     s;
        !            70:
        !            71:        s = splhigh();
        !            72:        *scsi_enable = V2IF_SCSIIRQ | V2IF_SCSIDRQ;
        !            73:        splx(s);
        !            74: }
        !            75:
        !            76: void   pdma_stat(void);
        !            77: void   pdma_cleanup(void);
        !            78: void   scsi_show(void);
        !            79: