1/*	$NetBSD: ninjascsi32reg.h,v 1.2 2005/12/11 12:21:28 christos Exp $	*/
2
3/*-
4 * Copyright (c) 2004 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by ITOH Yasufumi.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#ifndef _NJSC32REG_H_
33#define _NJSC32REG_H_
34
35/*
36 * Workbit NinjaSCSI (32bit versions), Ultra Narrow SCSI3 host adapters:
37 *	NJSC-32Bi	PCMCIA/CardBus dual mode device ("DuoSCSI")
38 *			(CardBus mode only)
39 *	NJSC-32UDE	PCI/CardBus device, DualEdge transfer support
40 */
41
42#define NJSC32_REGSIZE		128	/* size of register set */
43#define NJSC32_MEMOFFSET_REG	0x800	/* offset of memory mapped register */
44
45/*
46 * Direct registers
47 */
48#define NJSC32_REG_IRQ			0x00	/* len=2 R/W */
49# define NJSC32_IRQ_MSG			0x0001
50# define NJSC32_IRQ_IO			0x0002
51# define NJSC32_IRQ_CD			0x0004
52# define NJSC32_IRQ_BUS_FREE		0x0008
53# define NJSC32_IRQ_RESELECT		0x0010
54# define NJSC32_IRQ_PHASE_CHANGE	0x0020
55# define NJSC32_IRQ_SCSIRESET		0x0040
56# define NJSC32_IRQ_TIMER		0x0080
57# define NJSC32_IRQ_FIFO_THRESHOLD	0x0100
58# define NJSC32_IRQ_PCI			0x0200
59# define NJSC32_IRQ_BMCNTERR		0x0400
60# define NJSC32_IRQ_AUTOSCSI		0x0800
61# define NJSC32_IRQ_MASK_PCI		0x1000
62# define NJSC32_IRQ_MASK_TIMER		0x2000
63# define NJSC32_IRQ_MASK_FIFO		0x4000
64# define NJSC32_IRQ_MASK_SCSI		0x8000
65
66# define NJSC32_IRQ_MASK_ALL		0xf000
67# define NJSC32_IRQ_INTR_PENDING	0x0ff0
68
69#define NJSC32_REG_TRANSFER		0x02	/* len=2 R/W */
70# define NJSC32_XFR_CB_MMIO_MODE	0x0001
71# define NJSC32_XFR_CB_PIO_MODE		0x0002
72# define NJSC32_XFR_BM_TEST		0x0004
73# define NJSC32_XFR_BM_TEST_DIR		0x0008
74# define NJSC32_XFR_DUALEDGE_ENABLE	0x0010	/* (UDE) */
75# define NJSC32_XFR_NO_XFER_TO_HOST	0x0020	/* (UDE) */
76					/* reserved */
77# define NJSC32_XFR_TRANSFER_GO		0x0080
78# define NJSC32_XFR_BLIND_MODE		0x0100
79# define NJSC32_XFR_BM_START		0x0200
80# define NJSC32_XFR_ADVANCED_BM_WRITE	0x0400
81# define NJSC32_XFR_BM_SINGLE_MODE	0x0800
82# define NJSC32_XFR_FIFO_FULL		0x1000	/* RO */
83# define NJSC32_XFR_FIFO_EMPTY		0x2000	/* RO */
84# define NJSC32_XFR_ALL_COUNT_CLR	0x4000
85# define NJSC32_XFR_FIFO_TEST		0x8000
86
87#define NJSC32_REG_INDEX		0x04	/* len=1 R/W, len=2 RO */
88# define NJSC32_INDEX_GAREV(x)		((x) >> 8)
89# define NJSC32_INDEX_GAREV_MIN		0x51
90
91#define NJSC32_REG_TIMER		0x06	/* len=2 R/W */
92# define NJSC32_TIMER_CNT_MASK		0x00ff
93# define NJSC32_TIMER_STOP		0x0100
94
95#define NJSC32_REG_DATA_LOW		0x08	/* len=2 R/W */
96#define NJSC32_REG_DATA_HIGH		0x0a	/* len=2 R/W */
97
98#define NJSC32_REG_FIFO_REST_CNT	0x0c	/* len=2 R/W */
99# define NJSC32_FIFOCNT_MASK		0x01ff
100# define NJSC32_FIFOCNT_LOW_WATER	0x4000
101# define NJSC32_FIFOCNT_HIGH_WATER	0x8000
102
103#define NJSC32_REG_SREQ_SAMPLING	0x0f	/* len=1 R/W */
104# define NJSC32_SREQ_SAMPLING_RATE0	0x01
105# define NJSC32_SREQ_SAMPLING_RATE1	0x02
106# define NJSC32_SREQ_SAMPLING_ENABLE	0x04
107
108# define NJSC32_SREQ_SAMPLING_1CLK	0
109# define NJSC32_SREQ_SAMPLING_2CLK	NJSC32_SREQ_SAMPLING_RATE0
110# define NJSC32_SREQ_SAMPLING_4CLK	NJSC32_SREQ_SAMPLING_RATE1
111
112#define NJSC32_REG_SCSI_BUS_CONTROL	0x10	/* len=1 R/W */
113# define NJSC32_SBCTL_SEL		0x01
114# define NJSC32_SBCTL_RST		0x02
115# define NJSC32_SBCTL_DATAOUT_ENABLE	0x04
116# define NJSC32_SBCTL_ATN		0x08
117# define NJSC32_SBCTL_ACK		0x10
118# define NJSC32_SBCTL_BSY		0x20
119# define NJSC32_SBCTL_AUTODIRECTION	0x40
120# define NJSC32_SBCTL_ACK_ENABLE	0x80
121
122#define NJSC32_REG_CLR_COUNTER		0x12	/* len=1 WO */
123# define NJSC32_CLRCNT_ACK		0x01
124# define NJSC32_CLRCNT_REQ		0x02
125# define NJSC32_CLRCNT_FIFO_HOST_PTR	0x04
126# define NJSC32_CLRCNT_FIFO_REST	0x08
127# define NJSC32_CLRCNT_BM		0x10
128# define NJSC32_CLRCNT_SAVED_ACK	0x20
129
130# define NJSC32_CLCNT_ALL		0x3f
131
132#define NJSC32_REG_SCSI_BUS_MONITOR	0x12	/* len=1 RO */
133# define NJSC32_BUSMON_MSG		0x01
134# define NJSC32_BUSMON_IO		0x02
135# define NJSC32_BUSMON_CD		0x04
136# define NJSC32_BUSMON_BSY		0x08
137# define NJSC32_BUSMON_ACK		0x10
138# define NJSC32_BUSMON_REQ		0x20
139# define NJSC32_BUSMON_SEL		0x40
140# define NJSC32_BUSMON_ATN		0x80
141
142# define NJSC32_BUSMON_BUSFREE		0x00
143# define NJSC32_BUSMON_COMMAND		(NJSC32_BUSMON_CD | \
144	NJSC32_BUSMON_BSY | NJSC32_BUSMON_REQ)
145# define NJSC32_BUSMON_MESSAGE_IN	(NJSC32_BUSMON_MSG | \
146	NJSC32_BUSMON_BSY | NJSC32_BUSMON_IO | NJSC32_BUSMON_CD | \
147	NJSC32_BUSMON_REQ)
148# define NJSC32_BUSMON_MESSAGE_OUT	(NJSC32_BUSMON_MSG | \
149	NJSC32_BUSMON_BSY | NJSC32_BUSMON_CD | NJSC32_BUSMON_REQ)
150# define NJSC32_BUSMON_DATA_IN		(NJSC32_BUSMON_IO | \
151	NJSC32_BUSMON_BSY | NJSC32_BUSMON_REQ)
152# define NJSC32_BUSMON_DATA_OUT	(NJSC32_BUSMON_BSY | \
153	NJSC32_BUSMON_REQ)
154# define NJSC32_BUSMON_STATUS		(NJSC32_BUSMON_IO | \
155	NJSC32_BUSMON_CD | NJSC32_BUSMON_BSY | NJSC32_BUSMON_REQ)
156# define NJSC32_BUSMON_RESELECT	(NJSC32_BUSMON_IO | NJSC32_BUSMON_SEL)
157
158# define NJSC32_BUSMON_PHASE_MASK	(NJSC32_BUSMON_MSG | \
159	NJSC32_BUSMON_IO | NJSC32_BUSMON_BSY | NJSC32_BUSMON_CD | \
160	NJSC32_BUSMON_SEL)
161
162# define NJSC32_PHASE_BUSFREE		\
163	(NJSC32_BUSMON_BUSFREE & NJSC32_BUSMON_PHASE_MASK)
164# define NJSC32_PHASE_COMMAND		\
165	(NJSC32_BUSMON_COMMAND & NJSC32_BUSMON_PHASE_MASK)
166# define NJSC32_PHASE_MESSAGE_IN	\
167	(NJSC32_BUSMON_MESSAGE_IN & NJSC32_BUSMON_PHASE_MASK)
168# define NJSC32_PHASE_MESSAGE_OUT	\
169	(NJSC32_BUSMON_MESSAGE_OUT & NJSC32_BUSMON_PHASE_MASK)
170# define NJSC32_PHASE_DATA_IN		\
171	(NJSC32_BUSMON_DATA_IN & NJSC32_BUSMON_PHASE_MASK)
172# define NJSC32_PHASE_DATA_OUT		\
173	(NJSC32_BUSMON_DATA_OUT & NJSC32_BUSMON_PHASE_MASK)
174# define NJSC32_PHASE_STATUS		\
175	(NJSC32_BUSMON_STATUS & NJSC32_BUSMON_PHASE_MASK)
176# define NJSC32_PHASE_RESELECT		\
177	(NJSC32_BUSMON_RESELECT & NJSC32_BUSMON_PHASE_MASK)
178
179#define NJSC32_REG_COMMAND_DATA		0x14	/* len=1 R/W */
180
181#define NJSC32_REG_PARITY_CONTROL	0x16	/* len=1 WO */
182# define NJSC32_PARITYCTL_CHECK_ENABLE	0x01
183# define NJSC32_PARITYCTL_CLEAR_ERROR	0x02
184
185#define NJSC32_REG_PARITY_STATUS	0x16	/* len=1 RO */
186# define NJSC32_PARITYSTATUS_ERROR_LSB	0x02
187# define NJSC32_PARITYSTATUS_ERROR_MSB	0x04	/* (UDE) */
188
189#define NJSC32_REG_RESELECT_ID		0x18	/* len=1 RO */
190
191#define NJSC32_REG_COMMAND_CONTROL	0x18	/* len=2 WO */
192# define NJSC32_CMD_CLEAR_CDB_FIFO_PTR	0x0001
193# define NJSC32_CMD_AUTO_COMMAND_PHASE	0x0002
194# define NJSC32_CMD_AUTO_SCSI_START	0x0004
195# define NJSC32_CMD_AUTO_SCSI_RESTART	0x0008
196# define NJSC32_CMD_AUTO_PARAMETER	0x0010	/* load parameters via DMA */
197# define NJSC32_CMD_AUTO_ATN		0x0020
198# define NJSC32_CMD_AUTO_MSGIN_00_04	0x0040	/* Command Complete (00)
199						   or Disconnect (04) */
200# define NJSC32_CMD_AUTO_MSGIN_02	0x0080	/* Save Data Pointer */
201# define NJSC32_CMD_AUTO_MSGIN_03	0x0100	/* Restore Pointers */
202
203#define NJSC32_REG_SET_ARBITRATION	0x1a	/* len=1 WO */
204# define NJSC32_SETARB_GO		0x01
205# define NJSC32_SETARB_CLEAR		0x02
206
207#define NJSC32_REG_ARBITRATION_STAT	0x1a	/* len=1 RO */
208# define NJSC32_ARBSTAT_WIN		0x02
209# define NJSC32_ARBSTAT_FAIL		0x04
210# define NJSC32_ARBSTAT_AUTOPARAM_VALID	0x08
211# define NJSC32_ARBSTAT_SG_TABLE_VALID	0x10
212
213#define NJSC32_REG_SYNC			0x1c	/* len=1 R/W */
214# define NJSC32_SYNC_VAL(periodnum, syncoffset) ((periodnum)<<4 | (syncoffset))
215
216# define NJSC32_SYNCPERIOD_ASYNC	0
217# define NJSC32_SYNCOFFSET_ASYNC	0
218# define NJSC32_SYNCOFFSET_MAX		15
219
220#define NJSC32_REG_ACK_WIDTH		0x1d	/* len=1 R/W */
221# define NJSC32_ACK_WIDTH_1CLK		0
222# define NJSC32_ACK_WIDTH_2CLK		1
223# define NJSC32_ACK_WIDTH_3CLK		2
224# define NJSC32_ACK_WIDTH_4CLK		3
225
226#define NJSC32_REG_SCSI_DATA_WITH_ACK	0x20	/* len=1 R/W */
227
228#define NJSC32_REG_SCSI_OUT_LATCH	0x22	/* len=1 W */
229#define NJSC32_REG_TARGET_ID		0x22	/* len=1 W */
230#define NJSC32_REG_DATA_IN		0x22	/* len=1 R */
231
232#define NJSC32_REG_SCAM_CONTROL		0x24	/* len=1 R/W */
233# define NJSC32_SCAMCTL_MSG		0x01
234# define NJSC32_SCAMCTL_IO		0x02
235# define NJSC32_SCAMCTL_CD		0x04
236# define NJSC32_SCAMCTL_BSY		0x08
237# define NJSC32_SCAMCTL_SEL		0x10
238# define NJSC32_SCAMCTL_XFEROK		0x20
239
240#define NJSC32_REG_SCAM_DATA		0x26	/* len=1 R/W */
241
242#define NJSC32_REG_SACK_CNT		0x28	/* len=4 R/W */
243
244#define NJSC32_REG_SREQ_CNT		0x2c	/* len=4 R/W */
245
246#define NJSC32_REG_FIFO_DATA		0x30	/* len=4 R/W */
247#define NJSC32_REG_FIFO_ADR		0x34	/* len=4 R/W */
248
249#define NJSC32_REG_BM_CNT		0x38	/* len=4 R/W */
250# define NJSC32_BMCNT_MASK		0x0001ffff
251
252#define NJSC32_REG_SGT_ADR		0x3c	/* len=4 R/W */
253
254#define NJSC32_REG_EXECUTE_PHASE	0x40	/* len=2 RO */
255# define NJSC32_XPHASE_COMMAND		0x0001
256# define NJSC32_XPHASE_DATA_IN		0x0002
257# define NJSC32_XPHASE_DATA_OUT		0x0004
258# define NJSC32_XPHASE_MSGOUT		0x0008
259# define NJSC32_XPHASE_STATUS		0x0010
260# define NJSC32_XPHASE_ILLEGAL		0x0020
261# define NJSC32_XPHASE_BUS_FREE		0x0040
262# define NJSC32_XPHASE_PAUSED_MSG_IN	0x0080
263# define NJSC32_XPHASE_PAUSED_MSG_OUT	0x0100
264# define NJSC32_XPHASE_SEL_TIMEOUT	0x0200
265# define NJSC32_XPHASE_MSGIN_00		0x0400	/* Command Complete */
266# define NJSC32_XPHASE_MSGIN_02		0x0800	/* Save Data Pointer */
267# define NJSC32_XPHASE_MSGIN_03		0x1000	/* Restore Pointers */
268# define NJSC32_XPHASE_MSGIN_04		0x2000	/* Disconnect */
269					/* reserved */
270# define NJSC32_XPHASE_AUTOSCSI_BUSY	0x8000
271
272#define NJSC32_REG_SCSI_CSB_IN		0x42	/* len=1 RO */
273
274#define NJSC32_REG_SCSI_MSG_OUT		0x44	/* len=4 R/W */
275# define NJSC32_MSGOUT_COUNT_MASK	0x00000003
276# define NJSC32_MSGOUT_MAX_AUTO		3
277# define NJSC32_MSGOUT_VALID		0x00000080
278# define NJSC32_MSGOUT_MSG1_SHIFT	8	/* used only if cnt == 3 */
279# define NJSC32_MSGOUT_MSG2_SHIFT	16	/* used if cnt == 2 or 3 */
280# define NJSC32_MSGOUT_MSG3_SHIFT	24
281
282#define NJSC32_REG_SEL_TIMEOUT		0x48	/* len=2 R/W */
283
284#define NJSC32_REG_SAVED_ACK_CNT	0x4c	/* len=4 RO */
285
286#define NJSC32_REG_HTOS_DATA_DELAY	0x50	/* len=1 R/W (UDE) */
287# define NJSC32_HTOSDATADELAY_FACTOR	0x07
288# define NJSC32_HTOSDATADELAY_DATA_SEL	0x80
289
290#define NJSC32_REG_STOH_DATA_DELAY	0x54	/* len=1 R/W (UDE) */
291#define NJSC32_REG_ACK_SUM_CHECK_RD	0x58	/* len=2 RO (UDE) */
292#define NJSC32_REG_REQ_SUM_CHECK_RD	0x5c	/* len=2 RO (UDE) */
293
294/*
295 * Indexed registers
296 */
297#define NJSC32_IREG_CLOCK		0x00	/* len=1 R/W */
298# define NJSC32_CLOCK_DIV_2		0x01	/* external 20MHz (FAST SCSI)*/
299# define NJSC32_CLOCK_DIV_4		0x02	/* external 40MHz (Ultra SCSI)*/
300# define NJSC32_CLOCK_PCICLK		0x80	/* PCI 33.3MHz */
301
302#define NJSC32_IREG_TERM_PWR		0x01	/* len=1 R/W */
303# define NJSC32_TERMPWR_BPWR		0x01	/* supply termination power */
304# define NJSC32_TERMPWR_SENSE		0x02	/* RO */
305
306#define NJSC32_IREG_EXT_PORT_DDR	0x02	/* len=1 R/W */
307#define NJSC32_IREG_EXT_PORT		0x03	/* len=1 R/W */
308# define NJSC32_EXTPORT_LED_ON		0x00
309# define NJSC32_EXTPORT_LED_OFF		0x01
310
311#define NJSC32_IREG_IRQ_SELECT		0x04	/* len=2 R/W */
312# define NJSC32_IRQSEL_RESELECT		0x0001
313# define NJSC32_IRQSEL_PHASE_CHANGE	0x0002
314# define NJSC32_IRQSEL_SCSIRESET	0x0004
315# define NJSC32_IRQSEL_TIMER		0x0008
316# define NJSC32_IRQSEL_FIFO_THRESHOLD	0x0010
317# define NJSC32_IRQSEL_TARGET_ABORT	0x0020
318# define NJSC32_IRQSEL_MASTER_ABORT	0x0040
319# define NJSC32_IRQSEL_SERR		0x0080
320# define NJSC32_IRQSEL_PERR		0x0100
321# define NJSC32_IRQSEL_BMCNTERR		0x0200
322# define NJSC32_IRQSEL_AUTO_SCSI_SEQ	0x0400
323
324#define NJSC32_IREG_OLD_SCSI_PHASE	0x05	/* len=1 R/W */
325# define NJSC32_OLDSCSI_PHASE_MSG	0x01
326# define NJSC32_OLDSCSI_PHASE_IO	0x02
327# define NJSC32_OLDSCSI_PHASE_CD	0x04
328# define NJSC32_OLDSCSI_PHASE_BUSY	0x08
329
330#define NJSC32_IREG_FIFO_THRESHOLD_FULL		0x06	/* len=1 R/W */
331# define NJSC32_FIFO_FULL_PIO_MMIO	0x40
332# define NJSC32_FIFO_FULL_BUSMASTER	0x10
333#define NJSC32_IREG_FIFO_THRESHOLD_EMPTY	0x07	/* len=1 R/W */
334# define NJSC32_FIFO_EMPTY_PIO_MMIO	0x40
335# define NJSC32_FIFO_EMPTY_BUSMASTER	0x60
336
337#define NJSC32_IREG_EXP_ROM		0x08	/* len=1 R/W */
338# define NJSC32_EXPROM_WRITE_ENB	0x01
339# define NJSC32_EXPROM_IO_ACCESS_ENB	0x02
340# define NJSC32_EXPROM_ADR_CLEAR	0x04
341
342#define NJSC32_IREG_EXP_ROM_ADR		0x09	/* len=1 R/W */
343#define NJSC32_IREG_EXP_ROM_DATA	0x0a	/* len=1 R/W */
344
345#define NJSC32_IREG_CHIP_MODE		0x0b	/* len=1 RO (Bi only)*/
346# define NJSC32_CHIPMODE_OEM_MASK	0x06
347#  define NJSC32_CHIPMODE_OEM_IODATA	0x00	/* I-O DATA */
348#  define NJSC32_CHIPMODE_OEM_KME	0x02	/* Kyushu Matsushita Electric */
349#  define NJSC32_CHIPMODE_OEM_WORKBIT	0x04	/* Workbit */
350#  define NJSC32_CHIPMODE_OEM_EXTROM	0x06
351# define NJSC32_CHIPMODE_OPTB		0x08
352# define NJSC32_CHIPMODE_OPTC		0x10
353# define NJSC32_CHIPMODE_OPTD		0x20
354# define NJSC32_CHIPMODE_OPTE		0x40
355# define NJSC32_CHIPMODE_OPTF		0x80
356
357#define NJSC32_IREG_MISC		0x0c	/* len=2 R/W */
358# define NJSC32_MISC_SCSI_DIRECTION_DETECTOR_SELECT	0x0001
359# define NJSC32_MISC_SCSI2HOST_DIRECTION_VALID		0x0002	/* RO */
360# define NJSC32_MISC_HOST2SCSI_DIRECTION_VALID		0x0004	/* RO */
361# define NJSC32_MISC_DELAYED_BMSTART			0x0008
362# define NJSC32_MISC_MASTER_TERMINATION_SELECT		0x0010
363# define NJSC32_MISC_BMREQ_NEGATE_TIMING_SEL		0x0020
364# define NJSC32_MISC_AUTOSEL_TIMING_SEL			0x0040
365# define NJSC32_MISC_MABORT_MASK			0x0080	/* (UDE) */
366# define NJSC32_MISC_BMSTOP_CHANGE2_NONDATA_PHASE	0x0100	/* (UDE) */
367
368#define NJSC32_IREG_BM			0x0d	/* len=1 R/W */
369# define NJSC32_BM_CYCLE0			0x01
370# define NJSC32_BM_CYCLE1			0x02
371# define NJSC32_BM_FRAME_ASSERT_TIMING		0x04
372# define NJSC32_BM_IRDY_ASSERT_TIMING		0x08
373# define NJSC32_BM_SINGLE_MASTER		0x10
374# define NJSC32_BM_MEMRD_CMD0			0x20
375# define NJSC32_BM_SGT_AUTO_PARA_MEMRD_CMD	0x40
376# define NJSC32_BM_MEMRD_CMD1			0x80
377
378#define NJSC32_IREG_UP_CNT		0x0f	/* len=1 WO */
379# define NJSC32_UPCNT_REQCNT		0x01
380# define NJSC32_UPCNT_ACKCNT		0x02
381# define NJSC32_UPCNT_BMADR		0x10
382# define NJSC32_UPCNT_BMCNT		0x20
383# define NJSC32_UPCNT_SGTCNT		0x80
384
385#define NJSC32_IREG_CFG_CMD_STR		0x10	/* len=2 RO */
386
387#define NJSC32_IREG_CFG_LATE_CACHE	0x11	/* len=2 R/W */
388
389#define NJSC32_IREG_CFG_BASE_ADR1	0x12	/* len=2 RO */
390#define NJSC32_IREG_CFG_BASE_ADR2	0x13	/* len=2 RO */
391
392#define NJSC32_IREG_CFG_INLINE		0x14	/* len=2 RO */
393
394#define NJSC32_IREG_SERIAL_ROM		0x15	/* len=1 R/W (UDE) */
395# define NJSC32_SERIALROM_CLOCK		0x01
396# define NJSC32_SERIALROM_ENABLE	0x02
397# define NJSC32_SERIALROM_DATA		0x04
398
399#define NJSC32_IREG_HST_POINTER	0x16	/* len=1 R/W */
400
401#define NJSC32_IREG_SREQ_DELAY		0x17	/* len=1 R/W (UDE) */
402#define NJSC32_IREG_SACK_DELAY		0x18	/* len=1 R/W (UDE) */
403#define NJSC32_IREG_SREQ_NOISE_CANCEL	0x19	/* len=1 R/W (UDE) */
404#define NJSC32_IREG_SDP_NOISE_CANCEL	0x1a	/* len=1 R/W (UDE) */
405#define NJSC32_IREG_DELAY_TEST		0x1b	/* len=1 R/W (UDE) */
406#define NJSC32_IREG_SD0_NOISE_CANCEL	0x20	/* len=1 R/W (UDE) */
407#define NJSC32_IREG_SD1_NOISE_CANCEL	0x21	/* len=1 R/W (UDE) */
408#define NJSC32_IREG_SD2_NOISE_CANCEL	0x22	/* len=1 R/W (UDE) */
409#define NJSC32_IREG_SD3_NOISE_CANCEL	0x23	/* len=1 R/W (UDE) */
410#define NJSC32_IREG_SD4_NOISE_CANCEL	0x24	/* len=1 R/W (UDE) */
411#define NJSC32_IREG_SD5_NOISE_CANCEL	0x25	/* len=1 R/W (UDE) */
412#define NJSC32_IREG_SD6_NOISE_CANCEL	0x26	/* len=1 R/W (UDE) */
413#define NJSC32_IREG_SD7_NOISE_CANCEL	0x27	/* len=1 R/W (UDE) */
414
415/*
416 * DMA data structure
417 */
418
419/* scatter/gather transfer table entry (8 bytes) */
420struct njsc32_sgtable {
421	u_int32_t	sg_addr;	/* transfer address (little endian) */
422	u_int32_t	sg_len;		/* transfer length (little endian) */
423#define NJSC32_SGT_ENDMARK	0x80000000
424#define NJSC32_SGT_MAXSEGLEN	0x10000
425};
426#define NJSC32_SGT_MAXENTRY	18
427
428/* autoparam (88 bytes) */
429#define NJSC32_AUTOPARAM_CDBLEN	16
430struct njsc32_autoparam {
431	struct njsc32_autoparam_cdb {
432		u_int8_t	cdb_data;
433		u_int8_t	cdb_reserved0, cdb_reserved1, cdb_reserved2;
434	} ap_cdb[NJSC32_AUTOPARAM_CDBLEN];	/* Command Descriptor Block */
435	u_int32_t	ap_msgout;	/* msgout buffer (little endian) */
436	u_int8_t	ap_sync;	/* NJSC32_REG_SYNC */
437	u_int8_t	ap_ackwidth;	/* NJSC32_REG_ACK_WIDTH */
438	u_int8_t	ap_targetid;	/* initiator and target id */
439	u_int8_t	ap_sample;	/* NJSC32_REG_SREQ_SAMPLING */
440	u_int16_t	ap_cmdctl;	/* command control (little endian) */
441	u_int16_t	ap_xferctl;	/* transfer control (little endian) */
442	u_int32_t	ap_sgtdmaaddr;	/* SG table addr (little endian) */
443	u_int32_t	ap_pad[2];
444};
445
446/*
447 * device specific constants
448 */
449
450#define NJSC32_NTARGET		8	/* Narrow SCSI */
451#define NJSC32_NLU		8
452
453#define NJSC32_INITIATOR_ID	7	/* fixed value? */
454#define NJSC32_MAX_TARGET_ID	6	/* 0..6 */
455
456#endif	/* _NJSC32REG_H_ */
457