tmc18c30reg.h revision 331722
1/*	$FreeBSD: stable/11/sys/dev/stg/tmc18c30reg.h 331722 2018-03-29 02:50:57Z eadler $	*/
2/*	$NecBSD: tmc18c30reg.h,v 1.4.24.1 2001/06/08 06:27:50 honda Exp $	*/
3/*	$NetBSD$	*/
4
5/*-
6 * [NetBSD for NEC PC-98 series]
7 *  Copyright (c) 1996, 1997, 1998
8 *	NetBSD/pc98 porting staff. All rights reserved.
9 *  Copyright (c) 1996, 1997, 1998
10 *	Kouichi Matsuda. All rights reserved.
11 *
12 *  Redistribution and use in source and binary forms, with or without
13 *  modification, are permitted provided that the following conditions
14 *  are met:
15 *  1. Redistributions of source code must retain the above copyright
16 *     notice, this list of conditions and the following disclaimer.
17 *  2. Redistributions in binary form must reproduce the above copyright
18 *     notice, this list of conditions and the following disclaimer in the
19 *     documentation and/or other materials provided with the distribution.
20 *  3. 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
25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
26 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
31 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
32 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 */
35
36#ifndef	_TMC18C30REG_H_
37#define	_TMC18C30REG_H_
38
39#define	tmc_wdata	0x00
40#define	tmc_rdata	0x00
41
42#define	tmc_bctl	0x01
43#define		BCTL_BUSFREE	0x00
44#define		BCTL_RST	0x01
45#define		BCTL_SEL	0x02
46#define		BCTL_BSY	0x04
47#define		BCTL_ATN	0x08
48#define		BCTL_IO		0x10
49#define		BCTL_CD		0x20
50#define		BCTL_MSG	0x40
51#define		BCTL_BUSEN	0x80
52#define	tmc_bstat	0x01
53#define		BSTAT_BSY	0x01
54#define		BSTAT_MSG	0x02
55#define		BSTAT_IO	0x04
56#define		BSTAT_CMD	0x08
57#define		BSTAT_REQ	0x10
58#define		BSTAT_SEL	0x20
59#define		BSTAT_ACK	0x40
60
61#define	tmc_ictl	0x02
62#define		ICTL_FIFO	0x10
63#define		ICTL_ARBIT	0x20
64#define		ICTL_SEL	0x40
65#define		ICTL_CD		0x80
66#define		ICTL_ALLINT	(ICTL_ARBIT | ICTL_CD | ICTL_SEL | ICTL_FIFO)
67#define	tmc_astat	0x02
68#define		ASTAT_INT	0x01
69#define		ASTAT_ARBIT	0x02
70#define		ASTAT_PARERR	0x04
71#define		ASTAT_SCSIRST	0x08
72#define		ASTAT_STATMASK	0x0f
73#define		ASTAT_FIFODIR	0x10
74#define		ASTAT_FIFOEN	0x20
75#define		ASTAT_PARENB	0x40
76#define		ASTAT_BUSEN	0x80
77
78#define	tmc_ssctl	0x03
79#define		SSCTL_FSYNCHEN	0x40
80#define		SSCTL_SYNCHEN	0x80
81#define	tmc_fstat	0x03
82
83#define	tmc_fctl	0x04
84#define		FCTL_CLRFIFO	0x01
85#define		FCTL_ARBIT	0x04
86#define		FCTL_PARENB	0x08
87#define		FCTL_INTEN	0x10
88#define		FCTL_CLRINT	0x20
89#define		FCTL_FIFOW	0x40
90#define		FCTL_FIFOEN	0x80
91#define	tmc_icnd	0x04
92
93#define	tmc_mctl	0x05
94#define	tmc_idlsb	0x05
95
96#define	tmc_idmsb	0x06
97
98#define	tmc_wlb		0x07
99#define	tmc_rlb		0x07
100
101#define	tmc_scsiid	0x08
102#define	tmc_sdna	0x08
103
104#define	tmc_istat	0x09
105#define		ISTAT_INTEN	0x08
106#define		ISTAT_FIFO	0x10
107#define		ISTAT_ARBIT	0x20
108#define		ISTAT_SEL	0x40
109#define		ISTAT_CD	0x80
110
111#define	tmc_cfg1	0x0a
112
113#define	tmc_ioctl	0x0b
114#define		IOCTL_IO32	0x80
115#define	tmc_cfg2	0x0b
116
117#define	tmc_wfifo	0x0c
118#define	tmc_rfifo	0x0c
119
120#define	tmc_fdcnt	0x0e
121
122/* Information transfer phases */
123#define	BUSFREE_PHASE		0x00
124#define	DATA_OUT_PHASE		(BSTAT_BSY)
125#define	DATA_IN_PHASE		(BSTAT_BSY|BSTAT_IO)
126#define	COMMAND_PHASE		(BSTAT_CMD|BSTAT_BSY)
127#define	STATUS_PHASE		(BSTAT_CMD|BSTAT_BSY|BSTAT_IO)
128#define	MESSAGE_OUT_PHASE	(BSTAT_CMD|BSTAT_MSG|BSTAT_BSY)
129#define	MESSAGE_IN_PHASE	(BSTAT_CMD|BSTAT_MSG|BSTAT_BSY|BSTAT_IO)
130#define	PHASE_RESELECTED	(BSTAT_SEL|BSTAT_IO)
131
132#define	BSTAT_PHMASK		(BSTAT_MSG | BSTAT_IO | BSTAT_CMD)
133#define	PHASE_MASK		(BSTAT_SEL | BSTAT_BSY | BSTAT_PHMASK)
134#define	RESEL_PHASE_MASK	(BSTAT_SEL | BSTAT_PHMASK)
135
136#define	STG_IS_PHASE_DATA(st) \
137	((((st) & PHASE_MASK) & ~BSTAT_IO) == BSTAT_BSY)
138
139/* chip type */
140#define	TMCCHIP_UNK		0x00
141#define	TMCCHIP_1800		0x01
142#define	TMCCHIP_18C50		0x02
143#define	TMCCHIP_18C30		0x03
144
145#define	STGIOSZ	0x10
146
147#endif	/* !_TMC18C30REG_H_ */
148