2000-03-18 16:05:20 +03:00
|
|
|
/* $NetBSD: ncr53c400reg.h,v 1.1 2000/03/18 13:05:21 mycroft Exp $ */
|
1998-10-25 21:41:56 +03:00
|
|
|
|
|
|
|
|
/*-
|
|
|
|
|
* Copyright (c) 1998 The NetBSD Foundation, Inc.
|
|
|
|
|
* All rights reserved.
|
|
|
|
|
*
|
|
|
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
|
|
|
* by John M. Ruschmeyer.
|
|
|
|
|
*
|
|
|
|
|
* 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.
|
|
|
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
|
|
|
* must display the following acknowledgement:
|
|
|
|
|
* This product includes software developed by the NetBSD
|
|
|
|
|
* Foundation, Inc. and its contributors.
|
|
|
|
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
|
|
|
|
* contributors may be used to endorse or promote products derived
|
|
|
|
|
* from this software without specific prior written permission.
|
|
|
|
|
*
|
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
|
|
|
* ``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 FOUNDATION OR CONTRIBUTORS
|
|
|
|
|
* 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.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* Definitions for 53C400 SCSI-controller chip.
|
|
|
|
|
*
|
|
|
|
|
* Derived from Linux NCR-5380 generic driver sources (by Drew Eckhardt).
|
|
|
|
|
*
|
|
|
|
|
* Copyright (C) 1994 Serge Vakulenko (vak@cronyx.ru)
|
|
|
|
|
*
|
|
|
|
|
* 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 DEVELOPERS ``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 DEVELOPERS 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.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* NCR5380 registers
|
|
|
|
|
*/
|
|
|
|
|
#define C80_CSDR 0 /* ro - Current SCSI Data Reg. */
|
|
|
|
|
#define C80_ODR 0 /* wo - Output Data Reg. */
|
|
|
|
|
#define C80_ICR 1 /* rw - Initiator Command Reg. */
|
|
|
|
|
#define C80_MR 2 /* rw - Mode Reg. */
|
|
|
|
|
#define C80_TCR 3 /* rw - Target Command Reg. */
|
|
|
|
|
#define C80_CSBR 4 /* ro - Current SCSI Bus Status Reg. */
|
|
|
|
|
#define C80_SER 4 /* wo - Select Enable Reg. */
|
|
|
|
|
#define C80_BSR 5 /* ro - Bus and Status Reg. */
|
|
|
|
|
#define C80_SDSR 5 /* wo - Start DMA Send Reg. */
|
|
|
|
|
#define C80_IDR 6 /* ro - Input Data Reg. */
|
|
|
|
|
#define C80_SDTR 6 /* wo - Start DMA Target Receive Reg. */
|
|
|
|
|
#define C80_RPIR 7 /* ro - Reset Parity/Interrupt Reg. */
|
|
|
|
|
#define C80_SDIR 7 /* wo - Start DMA Initiator Receive Reg. */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#define C400_CSR 0 /* rw - Control and Status Reg. */
|
|
|
|
|
# define C400_CSR_5380_ENABLE 0x80
|
|
|
|
|
# define C400_CSR_TRANSFER_DIRECTION 0x40
|
|
|
|
|
# define C400_CSR_TRANSFER_READY_INTR 0x20
|
|
|
|
|
# define C400_CSR_5380_INTR 0x10
|
|
|
|
|
# define C400_CSR_SHARED_INTR 0x08
|
|
|
|
|
# define C400_CSR_HOST_BUF_NOT_READY 0x04 /* read only */
|
|
|
|
|
# define C400_CSR_SCSI_BUF_READY 0x02 /* read only */
|
|
|
|
|
# define C400_CSR_5380_GATED_IRQ 0x01 /* read only */
|
|
|
|
|
# define C400_CSR_BITS "\20\1irq\2sbrdy\3hbrdy\4shintr\5intr\6tintr\7tdir\10enable"
|
|
|
|
|
|
|
|
|
|
#define C400_CCR 1 /* rw - Clock Counter Reg. */
|
|
|
|
|
|
|
|
|
|
#define C400_HBR 4 /* rw - Host Buffer Reg. */
|
|
|
|
|
|
|
|
|
|
#define C400_5380_REG_OFFSET 8 /* Offset of 5380 registers. */
|
