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vsbus.h revision 1.1 
      1 /*	$NetBSD: vsbus.h,v 1.1 1996/07/20 17:58:28 ragge Exp $ */
      2 /*
      3  * Copyright (c) 1996 Ludd, University of Lule}, Sweden.
      4  * All rights reserved.
      5  *
      6  * This code is derived from software contributed to Ludd by Bertram Barth.
      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  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *      This product includes software developed at Ludd, University of
     19  *      Lule}, Sweden and its contributors.
     20  * 4. The name of the author may not be used to endorse or promote products
     21  *    derived from this software without specific prior written permission
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     26  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     27  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     28  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     29  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     30  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     31  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     32  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     33  */
     34 
     35 /*
     36  * Generic definitions for the (virtual) vsbus. contains common info
     37  * used by all VAXstations.
     38  */
     39 struct confargs {
     40 	char	ca_name[16];		/* device name */
     41 	int	ca_intslot;		/* device interrupt-slot */
     42 	int	ca_intpri;		/* device interrupt "priority" */
     43 	int	ca_intvec;		/* interrup-vector offset */
     44 	int	ca_intbit;		/* bit in interrupt-register */
     45 	int	ca_ioaddr;		/* device hardware I/O address */
     46 
     47 	int	ca_aux1;		/* additional info (DMA, etc.) */
     48 	int	ca_aux2;
     49 	int	ca_aux3;
     50 	int	ca_aux4;
     51 	int	ca_aux5;
     52 	int	ca_aux6;
     53 	int	ca_aux7;
     54 	int	ca_aux8;
     55 
     56 #define ca_recvslot	ca_intslot	/* DC/DZ: Receiver configuration */
     57 #define ca_recvpri	ca_intpri
     58 #define ca_recvvec	ca_intvec
     59 #define ca_recvbit	ca_intbit
     60 #define ca_xmitslot	ca_aux1		/* DC/DZ: transmitter configuration */
     61 #define ca_xmitpri	ca_aux2		/* DC/DZ:  */
     62 #define ca_xmitvec	ca_aux3
     63 #define ca_xmitbit	ca_aux4
     64 #define ca_dcflags	ca_aux5
     65 
     66 #define ca_dareg	ca_aux1		/* SCSI: DMA address register */
     67 #define ca_dcreg	ca_aux2		/* SCSI: DMA byte count register */
     68 #define ca_ddreg	ca_aux3		/* SCSI: DMA transfer direction */
     69 #define ca_dbase	ca_aux4		/* SCSI: DMA buffer address */
     70 #define ca_dsize	ca_aux5		/* SCSI: DMA buffer size */
     71 #define ca_dflag	ca_aux6		/* SCSI: DMA flags (eg. shared) */
     72 #define ca_idval	ca_aux7		/* SCSI: host-ID to use/set */
     73 #define ca_idreg	ca_aux8		/* SCSI: host-ID port register */
     74 
     75 #define ca_enaddr	ca_aux1		/* LANCE: Ethernet address in ROM */
     76 #define ca_leflags	ca_aux2
     77 };
     78 
     79 int vsbus_intr_register __P((struct confargs *, int(*)(void*), void*));
     80 int vsbus_intr_enable __P((struct confargs *));
     81 int vsbus_intr_disable  __P((struct confargs *));
     82 int vsbus_intr_unregister __P((struct confargs *));
     83 
     84 int vsbus_lockDMA __P((struct confargs *));
     85 int vsbus_unlockDMA __P((struct confargs *));
     86 
     87