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ncr5380var.h revision 1.1 
      1 /*	$NetBSD: ncr5380var.h,v 1.1 1996/05/05 06:17:00 briggs Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1995 Allen Briggs.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Allen Briggs.
     17  * 4. The name of the author may not be used to endorse or promote products
     18  *    derived from this software without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 static volatile u_char	*scsi_enable		= NULL;
     33 
     34 static __inline__ void
     35 scsi_ienable __P((void))
     36 {
     37 	int	s;
     38 
     39 	s = splhigh();
     40 	*scsi_enable = 0x80 | (V2IF_SCSIIRQ | V2IF_SCSIDRQ);
     41 	splx(s);
     42 }
     43 
     44 static __inline__ void
     45 scsi_idisable __P((void))
     46 {
     47 	int	s;
     48 
     49 	s = splhigh();
     50 	*scsi_enable = V2IF_SCSIIRQ | V2IF_SCSIDRQ;
     51 	splx(s);
     52 }
     53 
     54 void	pdma_stat __P((void));
     55 void	pdma_cleanup __P((void));
     56 void	ncr5380_irq_intr __P((void *p));
     57 void	ncr5380_drq_intr __P((void *p));
     58 void	scsi_show __P((void));
     59 
     60