96 lines
3.3 KiB
C
96 lines
3.3 KiB
C
/* $NetBSD: cscreg.h,v 1.1 2001/10/05 22:27:55 reinoud Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Scott Stevens.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Cumana SCSI-2 with FAS216 SCSI interface hardware description.
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*/
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#ifndef _CSCREG_H_
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#define _CSCREG_H_
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#include <acorn32/podulebus/sfasvar.h>
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typedef volatile unsigned short vu_short;
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typedef struct csc_regmap {
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sfas_regmap_t FAS216;
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vu_char *status0;
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vu_char *alatch;
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vu_short *dack;
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} csc_regmap_t;
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typedef csc_regmap_t *csc_regmap_p;
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/*
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* Register information
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*/
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#define CSC_STATUS0 0x0000
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#define CSC_ALATCH 0x0014
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#define CSC_DACK 0x0200
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#define CSC_FAS_OFFSET_BASE 0x0300
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#define CSC_FAS_OFFSET_TCL 0x00
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#define CSC_FAS_OFFSET_TCM 0x04
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#define CSC_FAS_OFFSET_FIFO 0x08
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#define CSC_FAS_OFFSET_COMMAND 0x0c
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#define CSC_FAS_OFFSET_DESTID 0x10
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#define CSC_FAS_OFFSET_TIMEOUT 0x14
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#define CSC_FAS_OFFSET_PERIOD 0x18
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#define CSC_FAS_OFFSET_OFFSET 0x1c
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#define CSC_FAS_OFFSET_CONFIG1 0x20
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#define CSC_FAS_OFFSET_CLKCONV 0x24
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#define CSC_FAS_OFFSET_TEST 0x28
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#define CSC_FAS_OFFSET_CONFIG2 0x2c
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#define CSC_FAS_OFFSET_CONFIG3 0x30
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#define CSC_FAS_OFFSET_TCH 0x38
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#define CSC_FAS_OFFSET_FIFOBOT 0x3c
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#define CSC_STATUS0_INT 0x01
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#define CSC_STATUS0_DREQ 0x02
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#define CSC_STATUS0_EDOUT 0x04
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#define CSC_STATUS0_LATCHED 0x08
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#define CSC_ALATCH_DEFS_P7 0x01
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#define CSC_ALATCH_DEFS_INTEN 0x02
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#define CSC_ALATCH_DEFS_TERM 0x04
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#define CSC_ALATCH_DEFS_RSVD 0x08
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#define CSC_ALATCH_DEFS_PROG 0x10
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#define CSC_ALATCH_DEFS_DMA32 0x20
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#define CSC_ALATCH_DEFS_DMAEN 0x40
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#define CSC_ALATCH_DEFS_DMADIR 0x80
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#endif
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