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freebsd/sys/dev/stg/tmc18c30reg.h

148 lines
4.2 KiB
C

/* $FreeBSD$ */
/* $NecBSD: tmc18c30reg.h,v 1.4.24.1 2001/06/08 06:27:50 honda Exp $ */
/* $NetBSD$ */
/*-
* [NetBSD for NEC PC-98 series]
* Copyright (c) 1996, 1997, 1998
* NetBSD/pc98 porting staff. All rights reserved.
* Copyright (c) 1996, 1997, 1998
* Kouichi Matsuda. 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*/
#ifndef _TMC18C30REG_H_
#define _TMC18C30REG_H_
#define tmc_wdata 0x00
#define tmc_rdata 0x00
#define tmc_bctl 0x01
#define BCTL_BUSFREE 0x00
#define BCTL_RST 0x01
#define BCTL_SEL 0x02
#define BCTL_BSY 0x04
#define BCTL_ATN 0x08
#define BCTL_IO 0x10
#define BCTL_CD 0x20
#define BCTL_MSG 0x40
#define BCTL_BUSEN 0x80
#define tmc_bstat 0x01
#define BSTAT_BSY 0x01
#define BSTAT_MSG 0x02
#define BSTAT_IO 0x04
#define BSTAT_CMD 0x08
#define BSTAT_REQ 0x10
#define BSTAT_SEL 0x20
#define BSTAT_ACK 0x40
#define tmc_ictl 0x02
#define ICTL_FIFO 0x10
#define ICTL_ARBIT 0x20
#define ICTL_SEL 0x40
#define ICTL_CD 0x80
#define ICTL_ALLINT (ICTL_ARBIT | ICTL_CD | ICTL_SEL | ICTL_FIFO)
#define tmc_astat 0x02
#define ASTAT_INT 0x01
#define ASTAT_ARBIT 0x02
#define ASTAT_PARERR 0x04
#define ASTAT_SCSIRST 0x08
#define ASTAT_STATMASK 0x0f
#define ASTAT_FIFODIR 0x10
#define ASTAT_FIFOEN 0x20
#define ASTAT_PARENB 0x40
#define ASTAT_BUSEN 0x80
#define tmc_ssctl 0x03
#define SSCTL_FSYNCHEN 0x40
#define SSCTL_SYNCHEN 0x80
#define tmc_fstat 0x03
#define tmc_fctl 0x04
#define FCTL_CLRFIFO 0x01
#define FCTL_ARBIT 0x04
#define FCTL_PARENB 0x08
#define FCTL_INTEN 0x10
#define FCTL_CLRINT 0x20
#define FCTL_FIFOW 0x40
#define FCTL_FIFOEN 0x80
#define tmc_icnd 0x04
#define tmc_mctl 0x05
#define tmc_idlsb 0x05
#define tmc_idmsb 0x06
#define tmc_wlb 0x07
#define tmc_rlb 0x07
#define tmc_scsiid 0x08
#define tmc_sdna 0x08
#define tmc_istat 0x09
#define ISTAT_INTEN 0x08
#define ISTAT_FIFO 0x10
#define ISTAT_ARBIT 0x20
#define ISTAT_SEL 0x40
#define ISTAT_CD 0x80
#define tmc_cfg1 0x0a
#define tmc_ioctl 0x0b
#define IOCTL_IO32 0x80
#define tmc_cfg2 0x0b
#define tmc_wfifo 0x0c
#define tmc_rfifo 0x0c
#define tmc_fdcnt 0x0e
/* Information transfer phases */
#define BUSFREE_PHASE 0x00
#define DATA_OUT_PHASE (BSTAT_BSY)
#define DATA_IN_PHASE (BSTAT_BSY|BSTAT_IO)
#define COMMAND_PHASE (BSTAT_CMD|BSTAT_BSY)
#define STATUS_PHASE (BSTAT_CMD|BSTAT_BSY|BSTAT_IO)
#define MESSAGE_OUT_PHASE (BSTAT_CMD|BSTAT_MSG|BSTAT_BSY)
#define MESSAGE_IN_PHASE (BSTAT_CMD|BSTAT_MSG|BSTAT_BSY|BSTAT_IO)
#define PHASE_RESELECTED (BSTAT_SEL|BSTAT_IO)
#define BSTAT_PHMASK (BSTAT_MSG | BSTAT_IO | BSTAT_CMD)
#define PHASE_MASK (BSTAT_SEL | BSTAT_BSY | BSTAT_PHMASK)
#define RESEL_PHASE_MASK (BSTAT_SEL | BSTAT_PHMASK)
#define STG_IS_PHASE_DATA(st) \
((((st) & PHASE_MASK) & ~BSTAT_IO) == BSTAT_BSY)
/* chip type */
#define TMCCHIP_UNK 0x00
#define TMCCHIP_1800 0x01
#define TMCCHIP_18C50 0x02
#define TMCCHIP_18C30 0x03
#define STGIOSZ 0x10
#endif /* !_TMC18C30REG_H_ */