root/sys/arch/vax/include/ka48.h
/*      $NetBSD: ka48.h,v 1.5 2021/08/03 23:12:14 andvar Exp $ */
/*
 * Copyright (c) 1998 Ludd, University of Lule}, Sweden.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * KA48 (VS4000 VLC) specific definitions. *** INCOMPLETE ! MK-990306 ***
 */

#ifndef _VAX_KA48_H_
#define _VAX_KA48_H_

/* IPR bits definitions */
#define PCSTS_FLUSH              4
#define PCSTS_ENABLE             2
#define PCTAG_PARITY    0x80000000
#define PCTAG_VALID              1

/* memory addresses of interest */
#define KA48_INVFLT     0x20200000
#define KA48_INVFLTSZ   16384
#define KA48_CCR        0x23000000
#define KA48_TAGST      0x2d000000
#define KA48_TAGSZ      32768

#define CCR_CENA        0x00000001
#define CCR_SPECIO      0x00000010

#define KA48_BWF0       0x20080014
#define BWF0_FEN        0x01000000

/* From OpenVMS $IO440DEF & $KA440DEF */
#define KA48_PARCTL     0x20080014
#define KA48_PARCTL_CPEN        0x00000001      /* CPU Parity Enable? */
#define KA48_PARCTL_NPEN        0x00000100      /* ?? Parity Enable */
#define KA48_PARCTL_INVENA      0x01000000      /* Invalid ? Enable */
#define KA48_PARCTL_AGS         0x02000000      /* ??? */

#endif /* _VAX_KA48_H_ */