ispmbox.h revision 290042
1/* $FreeBSD: head/sys/dev/isp/ispmbox.h 290042 2015-10-27 09:33:47Z mav $ */
2/*-
3 *  Copyright (c) 1997-2009 by Matthew Jacob
4 *  All rights reserved.
5 *
6 *  Redistribution and use in source and binary forms, with or without
7 *  modification, are permitted provided that the following conditions
8 *  are met:
9 *
10 *  1. Redistributions of source code must retain the above copyright
11 *     notice, this list of conditions and the following disclaimer.
12 *  2. Redistributions in binary form must reproduce the above copyright
13 *     notice, this list of conditions and the following disclaimer in the
14 *     documentation and/or other materials provided with the distribution.
15 *
16 *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
20 *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 *  SUCH DAMAGE.
27 *
28 */
29
30/*
31 * Mailbox and Queue Entry Definitions for for Qlogic ISP SCSI adapters.
32 */
33#ifndef	_ISPMBOX_H
34#define	_ISPMBOX_H
35
36/*
37 * Mailbox Command Opcodes
38 */
39#define MBOX_NO_OP			0x0000
40#define MBOX_LOAD_RAM			0x0001
41#define MBOX_EXEC_FIRMWARE		0x0002
42#define MBOX_DUMP_RAM			0x0003
43#define MBOX_WRITE_RAM_WORD		0x0004
44#define MBOX_READ_RAM_WORD		0x0005
45#define MBOX_MAILBOX_REG_TEST		0x0006
46#define MBOX_VERIFY_CHECKSUM		0x0007
47#define MBOX_ABOUT_FIRMWARE		0x0008
48#define	MBOX_LOAD_RISC_RAM_2100		0x0009
49					/*   a */
50#define	MBOX_LOAD_RISC_RAM		0x000b
51					/*   c */
52#define MBOX_WRITE_RAM_WORD_EXTENDED	0x000d
53#define MBOX_CHECK_FIRMWARE		0x000e
54#define	MBOX_READ_RAM_WORD_EXTENDED	0x000f
55#define MBOX_INIT_REQ_QUEUE		0x0010
56#define MBOX_INIT_RES_QUEUE		0x0011
57#define MBOX_EXECUTE_IOCB		0x0012
58#define MBOX_WAKE_UP			0x0013
59#define MBOX_STOP_FIRMWARE		0x0014
60#define MBOX_ABORT			0x0015
61#define MBOX_ABORT_DEVICE		0x0016
62#define MBOX_ABORT_TARGET		0x0017
63#define MBOX_BUS_RESET			0x0018
64#define MBOX_STOP_QUEUE			0x0019
65#define MBOX_START_QUEUE		0x001a
66#define MBOX_SINGLE_STEP_QUEUE		0x001b
67#define MBOX_ABORT_QUEUE		0x001c
68#define MBOX_GET_DEV_QUEUE_STATUS	0x001d
69					/*  1e */
70#define MBOX_GET_FIRMWARE_STATUS	0x001f
71#define MBOX_GET_INIT_SCSI_ID		0x0020
72#define MBOX_GET_SELECT_TIMEOUT		0x0021
73#define MBOX_GET_RETRY_COUNT		0x0022
74#define MBOX_GET_TAG_AGE_LIMIT		0x0023
75#define MBOX_GET_CLOCK_RATE		0x0024
76#define MBOX_GET_ACT_NEG_STATE		0x0025
77#define MBOX_GET_ASYNC_DATA_SETUP_TIME	0x0026
78#define MBOX_GET_SBUS_PARAMS		0x0027
79#define		MBOX_GET_PCI_PARAMS	MBOX_GET_SBUS_PARAMS
80#define MBOX_GET_TARGET_PARAMS		0x0028
81#define MBOX_GET_DEV_QUEUE_PARAMS	0x0029
82#define	MBOX_GET_RESET_DELAY_PARAMS	0x002a
83					/*  2b */
84					/*  2c */
85					/*  2d */
86					/*  2e */
87					/*  2f */
88#define MBOX_SET_INIT_SCSI_ID		0x0030
89#define MBOX_SET_SELECT_TIMEOUT		0x0031
90#define MBOX_SET_RETRY_COUNT		0x0032
91#define MBOX_SET_TAG_AGE_LIMIT		0x0033
92#define MBOX_SET_CLOCK_RATE		0x0034
93#define MBOX_SET_ACT_NEG_STATE		0x0035
94#define MBOX_SET_ASYNC_DATA_SETUP_TIME	0x0036
95#define MBOX_SET_SBUS_CONTROL_PARAMS	0x0037
96#define		MBOX_SET_PCI_PARAMETERS	0x0037
97#define MBOX_SET_TARGET_PARAMS		0x0038
98#define MBOX_SET_DEV_QUEUE_PARAMS	0x0039
99#define	MBOX_SET_RESET_DELAY_PARAMS	0x003a
100					/*  3b */
101					/*  3c */
102					/*  3d */
103					/*  3e */
104					/*  3f */
105#define	MBOX_RETURN_BIOS_BLOCK_ADDR	0x0040
106#define	MBOX_WRITE_FOUR_RAM_WORDS	0x0041
107#define	MBOX_EXEC_BIOS_IOCB		0x0042
108#define	MBOX_SET_FW_FEATURES		0x004a
109#define	MBOX_GET_FW_FEATURES		0x004b
110#define		FW_FEATURE_FAST_POST	0x1
111#define		FW_FEATURE_LVD_NOTIFY	0x2
112#define		FW_FEATURE_RIO_32BIT	0x4
113#define		FW_FEATURE_RIO_16BIT	0x8
114
115#define	MBOX_INIT_REQ_QUEUE_A64		0x0052
116#define	MBOX_INIT_RES_QUEUE_A64		0x0053
117
118#define	MBOX_ENABLE_TARGET_MODE		0x0055
119#define		ENABLE_TARGET_FLAG	0x8000
120#define		ENABLE_TQING_FLAG	0x0004
121#define		ENABLE_MANDATORY_DISC	0x0002
122#define	MBOX_GET_TARGET_STATUS		0x0056
123
124/* These are for the ISP2X00 FC cards */
125#define	MBOX_GET_LOOP_ID		0x0020
126/* for 24XX cards, outgoing mailbox 7 has these values for F or FL topologies */
127#define		ISP24XX_INORDER		0x0100
128#define		ISP24XX_NPIV_SAN	0x0400
129#define		ISP24XX_VSAN_SAN	0x1000
130#define		ISP24XX_FC_SP_SAN	0x2000
131
132#define	MBOX_GET_FIRMWARE_OPTIONS	0x0028
133#define	MBOX_SET_FIRMWARE_OPTIONS	0x0038
134#define	MBOX_GET_RESOURCE_COUNT		0x0042
135#define	MBOX_REQUEST_OFFLINE_MODE	0x0043
136#define	MBOX_ENHANCED_GET_PDB		0x0047
137#define	MBOX_INIT_FIRMWARE_MULTI_ID	0x0048	/* 2400 only */
138#define	MBOX_GET_VP_DATABASE		0x0049	/* 2400 only */
139#define	MBOX_GET_VP_DATABASE_ENTRY	0x004a	/* 2400 only */
140#define	MBOX_EXEC_COMMAND_IOCB_A64	0x0054
141#define	MBOX_INIT_FIRMWARE		0x0060
142#define	MBOX_GET_INIT_CONTROL_BLOCK	0x0061
143#define	MBOX_INIT_LIP			0x0062
144#define	MBOX_GET_FC_AL_POSITION_MAP	0x0063
145#define	MBOX_GET_PORT_DB		0x0064
146#define	MBOX_CLEAR_ACA			0x0065
147#define	MBOX_TARGET_RESET		0x0066
148#define	MBOX_CLEAR_TASK_SET		0x0067
149#define	MBOX_ABORT_TASK_SET		0x0068
150#define	MBOX_GET_FW_STATE		0x0069
151#define	MBOX_GET_PORT_NAME		0x006A
152#define	MBOX_GET_LINK_STATUS		0x006B
153#define	MBOX_INIT_LIP_RESET		0x006C
154#define	MBOX_SEND_SNS			0x006E
155#define	MBOX_FABRIC_LOGIN		0x006F
156#define	MBOX_SEND_CHANGE_REQUEST	0x0070
157#define	MBOX_FABRIC_LOGOUT		0x0071
158#define	MBOX_INIT_LIP_LOGIN		0x0072
159#define	MBOX_LUN_RESET			0x007E
160
161#define	MBOX_DRIVER_HEARTBEAT		0x005B
162#define	MBOX_FW_HEARTBEAT		0x005C
163
164#define	MBOX_GET_SET_DATA_RATE		0x005D	/* 24XX/23XX only */
165#define		MBGSD_GET_RATE		0
166#define		MBGSD_SET_RATE		1
167#define		MBGSD_SET_RATE_NOW	2	/* 24XX only */
168#define		MBGSD_ONEGB	0
169#define		MBGSD_TWOGB	1
170#define		MBGSD_AUTO	2
171#define		MBGSD_FOURGB	3		/* 24XX only */
172#define		MBGSD_EIGHTGB	4		/* 25XX only */
173
174
175#define	ISP2100_SET_PCI_PARAM		0x00ff
176
177#define	MBOX_BUSY			0x04
178
179/*
180 * Mailbox Command Complete Status Codes
181 */
182#define	MBOX_COMMAND_COMPLETE		0x4000
183#define	MBOX_INVALID_COMMAND		0x4001
184#define	MBOX_HOST_INTERFACE_ERROR	0x4002
185#define	MBOX_TEST_FAILED		0x4003
186#define	MBOX_COMMAND_ERROR		0x4005
187#define	MBOX_COMMAND_PARAM_ERROR	0x4006
188#define	MBOX_PORT_ID_USED		0x4007
189#define	MBOX_LOOP_ID_USED		0x4008
190#define	MBOX_ALL_IDS_USED		0x4009
191#define	MBOX_NOT_LOGGED_IN		0x400A
192/* pseudo mailbox completion codes */
193#define	MBOX_REGS_BUSY			0x6000	/* registers in use */
194#define	MBOX_TIMEOUT			0x6001	/* command timed out */
195
196#define	MBLOGALL			0x000f
197#define	MBLOGNONE			0x0000
198#define	MBLOGMASK(x)			((x) & 0xf)
199
200/*
201 * Asynchronous event status codes
202 */
203#define	ASYNC_BUS_RESET			0x8001
204#define	ASYNC_SYSTEM_ERROR		0x8002
205#define	ASYNC_RQS_XFER_ERR		0x8003
206#define	ASYNC_RSP_XFER_ERR		0x8004
207#define	ASYNC_QWAKEUP			0x8005
208#define	ASYNC_TIMEOUT_RESET		0x8006
209#define	ASYNC_DEVICE_RESET		0x8007
210#define	ASYNC_EXTMSG_UNDERRUN		0x800A
211#define	ASYNC_SCAM_INT			0x800B
212#define	ASYNC_HUNG_SCSI			0x800C
213#define	ASYNC_KILLED_BUS		0x800D
214#define	ASYNC_BUS_TRANSIT		0x800E	/* LVD -> HVD, eg. */
215#define	ASYNC_LIP_OCCURRED		0x8010
216#define	ASYNC_LOOP_UP			0x8011
217#define	ASYNC_LOOP_DOWN			0x8012
218#define	ASYNC_LOOP_RESET		0x8013
219#define	ASYNC_PDB_CHANGED		0x8014
220#define	ASYNC_CHANGE_NOTIFY		0x8015
221#define	ASYNC_LIP_F8			0x8016
222#define	ASYNC_LIP_ERROR			0x8017
223#define	ASYNC_SECURITY_UPDATE		0x801B
224#define	ASYNC_CMD_CMPLT			0x8020
225#define	ASYNC_CTIO_DONE			0x8021
226#define	ASYNC_RIO32_1			0x8021
227#define	ASYNC_RIO32_2			0x8022
228#define	ASYNC_IP_XMIT_DONE		0x8022
229#define	ASYNC_IP_RECV_DONE		0x8023
230#define	ASYNC_IP_BROADCAST		0x8024
231#define	ASYNC_IP_RCVQ_LOW		0x8025
232#define	ASYNC_IP_RCVQ_EMPTY		0x8026
233#define	ASYNC_IP_RECV_DONE_ALIGNED	0x8027
234#define	ASYNC_PTPMODE			0x8030
235#define	ASYNC_RIO16_1			0x8031
236#define	ASYNC_RIO16_2			0x8032
237#define	ASYNC_RIO16_3			0x8033
238#define	ASYNC_RIO16_4			0x8034
239#define	ASYNC_RIO16_5			0x8035
240#define	ASYNC_CONNMODE			0x8036
241#define		ISP_CONN_LOOP		1
242#define		ISP_CONN_PTP		2
243#define		ISP_CONN_BADLIP		3
244#define		ISP_CONN_FATAL		4
245#define		ISP_CONN_LOOPBACK	5
246#define	ASYNC_RIOZIO_STALL		0x8040	/* there's a RIO/ZIO entry that hasn't been serviced */
247#define	ASYNC_RIO32_2_2200		0x8042	/* same as ASYNC_RIO32_2, but for 2100/2200 */
248#define	ASYNC_RCV_ERR			0x8048
249
250/*
251 * Firmware Options. There are a lot of them.
252 *
253 * IFCOPTN - ISP Fibre Channel Option Word N
254 */
255#define	IFCOPT1_EQFQASYNC	(1 << 13)	/* enable QFULL notification */
256#define	IFCOPT1_EAABSRCVD	(1 << 12)
257#define	IFCOPT1_RJTASYNC	(1 << 11)	/* enable 8018 notification */
258#define	IFCOPT1_ENAPURE		(1 << 10)
259#define	IFCOPT1_ENA8017		(1 << 7)
260#define	IFCOPT1_DISGPIO67	(1 << 6)
261#define	IFCOPT1_LIPLOSSIMM	(1 << 5)
262#define	IFCOPT1_DISF7SWTCH	(1 << 4)
263#define	IFCOPT1_CTIO_RETRY	(1 << 3)
264#define	IFCOPT1_LIPASYNC	(1 << 1)
265#define	IFCOPT1_LIPF8		(1 << 0)
266
267#define	IFCOPT2_LOOPBACK	(1 << 1)
268#define	IFCOPT2_ATIO3_ONLY	(1 << 0)
269
270#define	IFCOPT3_NOPRLI		(1 << 4)	/* disable automatic sending of PRLI on local loops */
271#define	IFCOPT3_RNDASYNC	(1 << 1)
272/*
273 * 2.01.31 2200 Only. Need Bit 13 in Mailbox 1 for Set Firmware Options
274 * mailbox command to enable this.
275 */
276#define	ASYNC_QFULL_SENT		0x8049
277
278/*
279 * Needs to be enabled
280 */
281#define	ASYNC_AUTO_PLOGI_RJT		0x8018
282/*
283 * 24XX only
284 */
285#define	ASYNC_RJT_SENT			0x8049
286
287/*
288 * All IOCB Queue entries are this size
289 */
290#define	QENTRY_LEN			64
291
292/*
293 * Command Structure Definitions
294 */
295
296typedef struct {
297	uint32_t	ds_base;
298	uint32_t	ds_count;
299} ispds_t;
300
301typedef struct {
302	uint32_t	ds_base;
303	uint32_t	ds_basehi;
304	uint32_t	ds_count;
305} ispds64_t;
306
307#define	DSTYPE_32BIT	0
308#define	DSTYPE_64BIT	1
309typedef struct {
310	uint16_t	ds_type;	/* 0-> ispds_t, 1-> ispds64_t */
311	uint32_t	ds_segment;	/* unused */
312	uint32_t	ds_base;	/* 32 bit address of DSD list */
313} ispdslist_t;
314
315
316typedef struct {
317	uint8_t		rqs_entry_type;
318	uint8_t		rqs_entry_count;
319	uint8_t		rqs_seqno;
320	uint8_t		rqs_flags;
321} isphdr_t;
322
323/* RQS Flag definitions */
324#define	RQSFLAG_CONTINUATION	0x01
325#define	RQSFLAG_FULL		0x02
326#define	RQSFLAG_BADHEADER	0x04
327#define	RQSFLAG_BADPACKET	0x08
328#define	RQSFLAG_BADCOUNT	0x10
329#define	RQSFLAG_BADORDER	0x20
330#define	RQSFLAG_MASK		0x3f
331
332/* RQS entry_type definitions */
333#define	RQSTYPE_REQUEST		0x01
334#define	RQSTYPE_DATASEG		0x02
335#define	RQSTYPE_RESPONSE	0x03
336#define	RQSTYPE_MARKER		0x04
337#define	RQSTYPE_CMDONLY		0x05
338#define	RQSTYPE_ATIO		0x06	/* Target Mode */
339#define	RQSTYPE_CTIO		0x07	/* Target Mode */
340#define	RQSTYPE_SCAM		0x08
341#define	RQSTYPE_A64		0x09
342#define	RQSTYPE_A64_CONT	0x0a
343#define	RQSTYPE_ENABLE_LUN	0x0b	/* Target Mode */
344#define	RQSTYPE_MODIFY_LUN	0x0c	/* Target Mode */
345#define	RQSTYPE_NOTIFY		0x0d	/* Target Mode */
346#define	RQSTYPE_NOTIFY_ACK	0x0e	/* Target Mode */
347#define	RQSTYPE_CTIO1		0x0f	/* Target Mode */
348#define	RQSTYPE_STATUS_CONT	0x10
349#define	RQSTYPE_T2RQS		0x11
350#define	RQSTYPE_CTIO7		0x12
351#define	RQSTYPE_IP_XMIT		0x13
352#define	RQSTYPE_TSK_MGMT	0x14
353#define	RQSTYPE_T4RQS		0x15
354#define	RQSTYPE_ATIO2		0x16	/* Target Mode */
355#define	RQSTYPE_CTIO2		0x17	/* Target Mode */
356#define	RQSTYPE_T7RQS		0x18
357#define	RQSTYPE_T3RQS		0x19
358#define	RQSTYPE_IP_XMIT_64	0x1b
359#define	RQSTYPE_CTIO4		0x1e	/* Target Mode */
360#define	RQSTYPE_CTIO3		0x1f	/* Target Mode */
361#define	RQSTYPE_RIO1		0x21
362#define	RQSTYPE_RIO2		0x22
363#define	RQSTYPE_IP_RECV		0x23
364#define	RQSTYPE_IP_RECV_CONT	0x24
365#define	RQSTYPE_CT_PASSTHRU	0x29
366#define	RQSTYPE_MS_PASSTHRU	0x29
367#define	RQSTYPE_VP_CTRL		0x30	/* 24XX only */
368#define	RQSTYPE_VP_MODIFY	0x31	/* 24XX only */
369#define	RQSTYPE_RPT_ID_ACQ	0x32	/* 24XX only */
370#define	RQSTYPE_ABORT_IO	0x33
371#define	RQSTYPE_T6RQS		0x48
372#define	RQSTYPE_LOGIN		0x52
373#define	RQSTYPE_ABTS_RCVD	0x54	/* 24XX only */
374#define	RQSTYPE_ABTS_RSP	0x55	/* 24XX only */
375
376
377#define	ISP_RQDSEG	4
378typedef struct {
379	isphdr_t	req_header;
380	uint32_t	req_handle;
381	uint8_t		req_lun_trn;
382	uint8_t		req_target;
383	uint16_t	req_cdblen;
384	uint16_t	req_flags;
385	uint16_t	req_reserved;
386	uint16_t	req_time;
387	uint16_t	req_seg_count;
388	uint8_t		req_cdb[12];
389	ispds_t		req_dataseg[ISP_RQDSEG];
390} ispreq_t;
391#define	ISP_RQDSEG_A64	2
392
393typedef struct {
394	isphdr_t	mrk_header;
395	uint32_t	mrk_handle;
396	uint8_t		mrk_reserved0;
397	uint8_t		mrk_target;
398	uint16_t	mrk_modifier;
399	uint16_t	mrk_flags;
400	uint16_t	mrk_lun;
401	uint8_t		mrk_reserved1[48];
402} isp_marker_t;
403
404typedef struct {
405	isphdr_t	mrk_header;
406	uint32_t	mrk_handle;
407	uint16_t	mrk_nphdl;
408	uint8_t		mrk_modifier;
409	uint8_t		mrk_reserved0;
410	uint8_t		mrk_reserved1;
411	uint8_t		mrk_vphdl;
412	uint16_t	mrk_reserved2;
413	uint8_t		mrk_lun[8];
414	uint8_t		mrk_reserved3[40];
415} isp_marker_24xx_t;
416
417
418#define SYNC_DEVICE	0
419#define SYNC_TARGET	1
420#define SYNC_ALL	2
421#define SYNC_LIP	3
422
423#define	ISP_RQDSEG_T2		3
424typedef struct {
425	isphdr_t	req_header;
426	uint32_t	req_handle;
427	uint8_t		req_lun_trn;
428	uint8_t		req_target;
429	uint16_t	req_scclun;
430	uint16_t	req_flags;
431	uint8_t		req_crn;
432	uint8_t		req_reserved;
433	uint16_t	req_time;
434	uint16_t	req_seg_count;
435	uint8_t		req_cdb[16];
436	uint32_t	req_totalcnt;
437	ispds_t		req_dataseg[ISP_RQDSEG_T2];
438} ispreqt2_t;
439
440typedef struct {
441	isphdr_t	req_header;
442	uint32_t	req_handle;
443	uint16_t	req_target;
444	uint16_t	req_scclun;
445	uint16_t	req_flags;
446	uint16_t	req_reserved;
447	uint16_t	req_time;
448	uint16_t	req_seg_count;
449	uint8_t		req_cdb[16];
450	uint32_t	req_totalcnt;
451	ispds_t		req_dataseg[ISP_RQDSEG_T2];
452} ispreqt2e_t;
453
454#define	ISP_RQDSEG_T3		2
455typedef struct {
456	isphdr_t	req_header;
457	uint32_t	req_handle;
458	uint8_t		req_lun_trn;
459	uint8_t		req_target;
460	uint16_t	req_scclun;
461	uint16_t	req_flags;
462	uint8_t		req_crn;
463	uint8_t		req_reserved;
464	uint16_t	req_time;
465	uint16_t	req_seg_count;
466	uint8_t		req_cdb[16];
467	uint32_t	req_totalcnt;
468	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
469} ispreqt3_t;
470#define	ispreq64_t	ispreqt3_t	/* same as.... */
471
472typedef struct {
473	isphdr_t	req_header;
474	uint32_t	req_handle;
475	uint16_t	req_target;
476	uint16_t	req_scclun;
477	uint16_t	req_flags;
478	uint8_t		req_crn;
479	uint8_t		req_reserved;
480	uint16_t	req_time;
481	uint16_t	req_seg_count;
482	uint8_t		req_cdb[16];
483	uint32_t	req_totalcnt;
484	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
485} ispreqt3e_t;
486
487/* req_flag values */
488#define	REQFLAG_NODISCON	0x0001
489#define	REQFLAG_HTAG		0x0002
490#define	REQFLAG_OTAG		0x0004
491#define	REQFLAG_STAG		0x0008
492#define	REQFLAG_TARGET_RTN	0x0010
493
494#define	REQFLAG_NODATA		0x0000
495#define	REQFLAG_DATA_IN		0x0020
496#define	REQFLAG_DATA_OUT	0x0040
497#define	REQFLAG_DATA_UNKNOWN	0x0060
498
499#define	REQFLAG_DISARQ		0x0100
500#define	REQFLAG_FRC_ASYNC	0x0200
501#define	REQFLAG_FRC_SYNC	0x0400
502#define	REQFLAG_FRC_WIDE	0x0800
503#define	REQFLAG_NOPARITY	0x1000
504#define	REQFLAG_STOPQ		0x2000
505#define	REQFLAG_XTRASNS		0x4000
506#define	REQFLAG_PRIORITY	0x8000
507
508typedef struct {
509	isphdr_t	req_header;
510	uint32_t	req_handle;
511	uint8_t		req_lun_trn;
512	uint8_t		req_target;
513	uint16_t	req_cdblen;
514	uint16_t	req_flags;
515	uint16_t	req_reserved;
516	uint16_t	req_time;
517	uint16_t	req_seg_count;
518	uint8_t		req_cdb[44];
519} ispextreq_t;
520
521
522/*
523 * ISP24XX structures
524 */
525typedef struct {
526	isphdr_t	req_header;
527	uint32_t	req_handle;
528	uint16_t	req_nphdl;
529	uint16_t	req_time;
530	uint16_t	req_seg_count;
531	uint16_t	req_reserved;
532	uint8_t		req_lun[8];
533	uint8_t		req_alen_datadir;
534	uint8_t		req_task_management;
535	uint8_t		req_task_attribute;
536	uint8_t		req_crn;
537	uint8_t		req_cdb[16];
538	uint32_t	req_dl;
539	uint16_t	req_tidlo;
540	uint8_t		req_tidhi;
541	uint8_t		req_vpidx;
542	ispds64_t	req_dataseg;
543} ispreqt7_t;
544
545/* Task Management Request Function */
546typedef struct {
547	isphdr_t	tmf_header;
548	uint32_t	tmf_handle;
549	uint16_t	tmf_nphdl;
550	uint8_t		tmf_reserved0[2];
551	uint16_t	tmf_delay;
552	uint16_t	tmf_timeout;
553	uint8_t		tmf_lun[8];
554	uint32_t	tmf_flags;
555	uint8_t		tmf_reserved1[20];
556	uint16_t	tmf_tidlo;
557	uint8_t		tmf_tidhi;
558	uint8_t		tmf_vpidx;
559	uint8_t		tmf_reserved2[12];
560} isp24xx_tmf_t;
561
562#define	ISP24XX_TMF_NOSEND		0x80000000
563
564#define	ISP24XX_TMF_LUN_RESET		0x00000010
565#define	ISP24XX_TMF_ABORT_TASK_SET	0x00000008
566#define	ISP24XX_TMF_CLEAR_TASK_SET	0x00000004
567#define	ISP24XX_TMF_TARGET_RESET	0x00000002
568#define	ISP24XX_TMF_CLEAR_ACA		0x00000001
569
570/* I/O Abort Structure */
571typedef struct {
572	isphdr_t	abrt_header;
573	uint32_t	abrt_handle;
574	uint16_t	abrt_nphdl;
575	uint16_t	abrt_options;
576	uint32_t	abrt_cmd_handle;
577	uint16_t	abrt_queue_number;
578	uint8_t		abrt_reserved[30];
579	uint16_t	abrt_tidlo;
580	uint8_t		abrt_tidhi;
581	uint8_t		abrt_vpidx;
582	uint8_t		abrt_reserved1[12];
583} isp24xx_abrt_t;
584
585#define	ISP24XX_ABRT_NOSEND	0x01	/* don't actually send ABTS */
586#define	ISP24XX_ABRT_OKAY	0x00	/* in nphdl on return */
587#define	ISP24XX_ABRT_ENXIO	0x31	/* in nphdl on return */
588
589#define	ISP_CDSEG	7
590typedef struct {
591	isphdr_t	req_header;
592	uint32_t	req_reserved;
593	ispds_t		req_dataseg[ISP_CDSEG];
594} ispcontreq_t;
595
596#define	ISP_CDSEG64	5
597typedef struct {
598	isphdr_t	req_header;
599	ispds64_t	req_dataseg[ISP_CDSEG64];
600} ispcontreq64_t;
601
602typedef struct {
603	isphdr_t	req_header;
604	uint32_t	req_handle;
605	uint16_t	req_scsi_status;
606	uint16_t	req_completion_status;
607	uint16_t	req_state_flags;
608	uint16_t	req_status_flags;
609	uint16_t	req_time;
610#define	req_response_len	req_time	/* FC only */
611	uint16_t	req_sense_len;
612	uint32_t	req_resid;
613	uint8_t		req_response[8];	/* FC only */
614	uint8_t		req_sense_data[32];
615} ispstatusreq_t;
616
617/*
618 * Status Continuation
619 */
620typedef struct {
621	isphdr_t	req_header;
622	uint8_t		req_sense_data[60];
623} ispstatus_cont_t;
624
625/*
626 * 24XX Type 0 status
627 */
628typedef struct {
629	isphdr_t	req_header;
630	uint32_t	req_handle;
631	uint16_t	req_completion_status;
632	uint16_t	req_oxid;
633	uint32_t	req_resid;
634	uint16_t	req_reserved0;
635	uint16_t	req_state_flags;
636	uint16_t	req_retry_delay;	/* aka Status Qualifier */
637	uint16_t	req_scsi_status;
638	uint32_t	req_fcp_residual;
639	uint32_t	req_sense_len;
640	uint32_t	req_response_len;
641	uint8_t		req_rsp_sense[28];
642} isp24xx_statusreq_t;
643
644/*
645 * For Qlogic 2X00, the high order byte of SCSI status has
646 * additional meaning.
647 */
648#define	RQCS_CR	0x1000	/* Confirmation Request */
649#define	RQCS_RU	0x0800	/* Residual Under */
650#define	RQCS_RO	0x0400	/* Residual Over */
651#define	RQCS_RESID	(RQCS_RU|RQCS_RO)
652#define	RQCS_SV	0x0200	/* Sense Length Valid */
653#define	RQCS_RV	0x0100	/* FCP Response Length Valid */
654
655/*
656 * CT Passthru IOCB
657 */
658typedef struct {
659	isphdr_t	ctp_header;
660	uint32_t	ctp_handle;
661	uint16_t	ctp_status;
662	uint16_t	ctp_nphdl;	/* n-port handle */
663	uint16_t	ctp_cmd_cnt;	/* Command DSD count */
664	uint8_t		ctp_vpidx;
665	uint8_t		ctp_reserved0;
666	uint16_t	ctp_time;
667	uint16_t	ctp_reserved1;
668	uint16_t	ctp_rsp_cnt;	/* Response DSD count */
669	uint16_t	ctp_reserved2[5];
670	uint32_t	ctp_rsp_bcnt;	/* Response byte count */
671	uint32_t	ctp_cmd_bcnt;	/* Command byte count */
672	ispds64_t	ctp_dataseg[2];
673} isp_ct_pt_t;
674
675/*
676 * MS Passthru IOCB
677 */
678typedef struct {
679	isphdr_t	ms_header;
680	uint32_t	ms_handle;
681	uint16_t	ms_nphdl;	/* handle in high byte for !2k f/w */
682	uint16_t	ms_status;
683	uint16_t	ms_flags;
684	uint16_t	ms_reserved1;	/* low 8 bits */
685	uint16_t	ms_time;
686	uint16_t	ms_cmd_cnt;	/* Command DSD count */
687	uint16_t	ms_tot_cnt;	/* Total DSD Count */
688	uint8_t		ms_type;	/* MS type */
689	uint8_t		ms_r_ctl;	/* R_CTL */
690	uint16_t	ms_rxid;	/* RX_ID */
691	uint16_t	ms_reserved2;
692	uint32_t	ms_handle2;
693	uint32_t	ms_rsp_bcnt;	/* Response byte count */
694	uint32_t	ms_cmd_bcnt;	/* Command byte count */
695	ispds64_t	ms_dataseg[2];
696} isp_ms_t;
697
698/*
699 * Completion Status Codes.
700 */
701#define RQCS_COMPLETE			0x0000
702#define RQCS_DMA_ERROR			0x0002
703#define RQCS_RESET_OCCURRED		0x0004
704#define RQCS_ABORTED			0x0005
705#define RQCS_TIMEOUT			0x0006
706#define RQCS_DATA_OVERRUN		0x0007
707#define RQCS_DATA_UNDERRUN		0x0015
708#define	RQCS_QUEUE_FULL			0x001C
709
710/* 1X00 Only Completion Codes */
711#define RQCS_INCOMPLETE			0x0001
712#define RQCS_TRANSPORT_ERROR		0x0003
713#define RQCS_COMMAND_OVERRUN		0x0008
714#define RQCS_STATUS_OVERRUN		0x0009
715#define RQCS_BAD_MESSAGE		0x000a
716#define RQCS_NO_MESSAGE_OUT		0x000b
717#define RQCS_EXT_ID_FAILED		0x000c
718#define RQCS_IDE_MSG_FAILED		0x000d
719#define RQCS_ABORT_MSG_FAILED		0x000e
720#define RQCS_REJECT_MSG_FAILED		0x000f
721#define RQCS_NOP_MSG_FAILED		0x0010
722#define RQCS_PARITY_ERROR_MSG_FAILED	0x0011
723#define RQCS_DEVICE_RESET_MSG_FAILED	0x0012
724#define RQCS_ID_MSG_FAILED		0x0013
725#define RQCS_UNEXP_BUS_FREE		0x0014
726#define	RQCS_XACT_ERR1			0x0018
727#define	RQCS_XACT_ERR2			0x0019
728#define	RQCS_XACT_ERR3			0x001A
729#define	RQCS_BAD_ENTRY			0x001B
730#define	RQCS_PHASE_SKIPPED		0x001D
731#define	RQCS_ARQS_FAILED		0x001E
732#define	RQCS_WIDE_FAILED		0x001F
733#define	RQCS_SYNCXFER_FAILED		0x0020
734#define	RQCS_LVD_BUSERR			0x0021
735
736/* 2X00 Only Completion Codes */
737#define	RQCS_PORT_UNAVAILABLE		0x0028
738#define	RQCS_PORT_LOGGED_OUT		0x0029
739#define	RQCS_PORT_CHANGED		0x002A
740#define	RQCS_PORT_BUSY			0x002B
741
742/* 24XX Only Completion Codes */
743#define	RQCS_24XX_DRE			0x0011	/* data reassembly error */
744#define	RQCS_24XX_TABORT		0x0013	/* aborted by target */
745#define	RQCS_24XX_ENOMEM		0x002C	/* f/w resource unavailable */
746#define	RQCS_24XX_TMO			0x0030	/* task management overrun */
747
748
749/*
750 * 1X00 specific State Flags
751 */
752#define RQSF_GOT_BUS			0x0100
753#define RQSF_GOT_TARGET			0x0200
754#define RQSF_SENT_CDB			0x0400
755#define RQSF_XFRD_DATA			0x0800
756#define RQSF_GOT_STATUS			0x1000
757#define RQSF_GOT_SENSE			0x2000
758#define	RQSF_XFER_COMPLETE		0x4000
759
760/*
761 * 2X00 specific State Flags
762 * (same as 1X00 except RQSF_GOT_BUS/RQSF_GOT_TARGET are not available)
763 */
764#define	RQSF_DATA_IN			0x0020
765#define	RQSF_DATA_OUT			0x0040
766#define	RQSF_STAG			0x0008
767#define	RQSF_OTAG			0x0004
768#define	RQSF_HTAG			0x0002
769/*
770 * 1X00 Status Flags
771 */
772#define RQSTF_DISCONNECT		0x0001
773#define RQSTF_SYNCHRONOUS		0x0002
774#define RQSTF_PARITY_ERROR		0x0004
775#define RQSTF_BUS_RESET			0x0008
776#define RQSTF_DEVICE_RESET		0x0010
777#define RQSTF_ABORTED			0x0020
778#define RQSTF_TIMEOUT			0x0040
779#define RQSTF_NEGOTIATION		0x0080
780
781/*
782 * 2X00 specific state flags
783 */
784/* RQSF_SENT_CDB	*/
785/* RQSF_XFRD_DATA	*/
786/* RQSF_GOT_STATUS	*/
787/* RQSF_XFER_COMPLETE	*/
788
789/*
790 * 2X00 specific status flags
791 */
792/* RQSTF_ABORTED */
793/* RQSTF_TIMEOUT */
794#define	RQSTF_DMA_ERROR			0x0080
795#define	RQSTF_LOGOUT			0x2000
796
797/*
798 * Miscellaneous
799 */
800#ifndef	ISP_EXEC_THROTTLE
801#define	ISP_EXEC_THROTTLE	16
802#endif
803
804/*
805 * About Firmware returns an 'attribute' word in mailbox 6.
806 * These attributes are for 2200 and 2300.
807 */
808#define	ISP_FW_ATTR_TMODE	0x0001
809#define	ISP_FW_ATTR_SCCLUN	0x0002
810#define	ISP_FW_ATTR_FABRIC	0x0004
811#define	ISP_FW_ATTR_CLASS2	0x0008
812#define	ISP_FW_ATTR_FCTAPE	0x0010
813#define	ISP_FW_ATTR_IP		0x0020
814#define	ISP_FW_ATTR_VI		0x0040
815#define	ISP_FW_ATTR_VI_SOLARIS	0x0080
816#define	ISP_FW_ATTR_2KLOGINS	0x0100	/* just a guess... */
817
818/* and these are for the 2400 */
819#define	ISP2400_FW_ATTR_CLASS2	0x0001
820#define	ISP2400_FW_ATTR_IP	0x0002
821#define	ISP2400_FW_ATTR_MULTIID	0x0004
822#define	ISP2400_FW_ATTR_SB2	0x0008
823#define	ISP2400_FW_ATTR_T10CRC	0x0010
824#define	ISP2400_FW_ATTR_VI	0x0020
825#define	ISP2400_FW_ATTR_MQ	0x0040
826#define	ISP2400_FW_ATTR_MSIX	0x0080
827#define	ISP2400_FW_ATTR_FCOE	0x0800
828#define	ISP2400_FW_ATTR_VP0	0x1000
829#define	ISP2400_FW_ATTR_EXPFW	0x2000
830#define	ISP2400_FW_ATTR_HOTFW	0x4000
831#define	ISP2400_FW_ATTR_EXTNDED	0x8000
832#define	ISP2400_FW_ATTR_EXTVP	0x00010000
833#define	ISP2400_FW_ATTR_VN2VN	0x00040000
834#define	ISP2400_FW_ATTR_EXMOFF	0x00080000
835#define	ISP2400_FW_ATTR_NPMOFF	0x00100000
836#define	ISP2400_FW_ATTR_DIFCHOP	0x00400000
837#define	ISP2400_FW_ATTR_SRIOV	0x02000000
838#define	ISP2400_FW_ATTR_ASICTMP	0x0200000000
839#define	ISP2400_FW_ATTR_ATIOMQ	0x0400000000
840
841/*
842 * These are either manifestly true or are dependent on f/w attributes
843 */
844#define	ISP_CAP_TMODE(isp)	\
845	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_TMODE))
846#define	ISP_CAP_SCCFW(isp)	\
847	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_SCCLUN))
848#define	ISP_CAP_2KLOGIN(isp)	\
849	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_2KLOGINS))
850
851/*
852 * This is only true for 24XX cards with this f/w attribute
853 */
854#define	ISP_CAP_MULTI_ID(isp)	\
855	(IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_MULTIID) : 0)
856#define	ISP_GET_VPIDX(isp, tag) \
857	(ISP_CAP_MULTI_ID(isp) ? tag : 0)
858#define	ISP_CAP_VP0(isp)	\
859	(IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_VP0) : 0)
860
861/*
862 * This is true manifestly or is dependent on a f/w attribute
863 * but may or may not actually be *enabled*. In any case, it
864 * is enabled on a per-channel basis.
865 */
866#define	ISP_CAP_FCTAPE(isp)	\
867	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_FCTAPE))
868
869#define	ISP_FCTAPE_ENABLED(isp, chan)	\
870	(IS_24XX(isp)? (FCPARAM(isp, chan)->isp_xfwoptions & ICB2400_OPT2_FCTAPE) != 0 : (FCPARAM(isp, chan)->isp_xfwoptions & ICBXOPT_FCTAPE) != 0)
871
872/*
873 * Reduced Interrupt Operation Response Queue Entries
874 */
875
876typedef struct {
877	isphdr_t	req_header;
878	uint32_t	req_handles[15];
879} isp_rio1_t;
880
881typedef struct {
882	isphdr_t	req_header;
883	uint16_t	req_handles[30];
884} isp_rio2_t;
885
886/*
887 * FC (ISP2100/ISP2200/ISP2300/ISP2400) specific data structures
888 */
889
890/*
891 * Initialization Control Block
892 *
893 * Version One (prime) format.
894 */
895typedef struct {
896	uint8_t		icb_version;
897	uint8_t		icb_reserved0;
898	uint16_t	icb_fwoptions;
899	uint16_t	icb_maxfrmlen;
900	uint16_t	icb_maxalloc;
901	uint16_t	icb_execthrottle;
902	uint8_t		icb_retry_count;
903	uint8_t		icb_retry_delay;
904	uint8_t		icb_portname[8];
905	uint16_t	icb_hardaddr;
906	uint8_t		icb_iqdevtype;
907	uint8_t		icb_logintime;
908	uint8_t		icb_nodename[8];
909	uint16_t	icb_rqstout;
910	uint16_t	icb_rspnsin;
911	uint16_t	icb_rqstqlen;
912	uint16_t	icb_rsltqlen;
913	uint16_t	icb_rqstaddr[4];
914	uint16_t	icb_respaddr[4];
915	uint16_t	icb_lunenables;
916	uint8_t		icb_ccnt;
917	uint8_t		icb_icnt;
918	uint16_t	icb_lunetimeout;
919	uint16_t	icb_reserved1;
920	uint16_t	icb_xfwoptions;
921	uint8_t		icb_racctimer;
922	uint8_t		icb_idelaytimer;
923	uint16_t	icb_zfwoptions;
924	uint16_t	icb_reserved2[13];
925} isp_icb_t;
926
927#define	ICB_VERSION1	1
928
929#define	ICBOPT_EXTENDED		0x8000
930#define	ICBOPT_BOTH_WWNS	0x4000
931#define	ICBOPT_FULL_LOGIN	0x2000
932#define	ICBOPT_STOP_ON_QFULL	0x1000	/* 2200/2100 only */
933#define	ICBOPT_PREV_ADDRESS	0x0800
934#define	ICBOPT_SRCHDOWN		0x0400
935#define	ICBOPT_NOLIP		0x0200
936#define	ICBOPT_PDBCHANGE_AE	0x0100
937#define	ICBOPT_TGT_TYPE		0x0080
938#define	ICBOPT_INI_ADISC	0x0040
939#define	ICBOPT_INI_DISABLE	0x0020
940#define	ICBOPT_TGT_ENABLE	0x0010
941#define	ICBOPT_FAST_POST	0x0008
942#define	ICBOPT_FULL_DUPLEX	0x0004
943#define	ICBOPT_FAIRNESS		0x0002
944#define	ICBOPT_HARD_ADDRESS	0x0001
945
946#define	ICBXOPT_NO_LOGOUT	0x8000	/* no logout on link failure */
947#define	ICBXOPT_FCTAPE_CCQ	0x4000	/* FC-Tape Command Queueing */
948#define	ICBXOPT_FCTAPE_CONFIRM	0x2000
949#define	ICBXOPT_FCTAPE		0x1000
950#define	ICBXOPT_CLASS2_ACK0	0x0200
951#define	ICBXOPT_CLASS2		0x0100
952#define	ICBXOPT_NO_PLAY		0x0080	/* don't play if can't get hard addr */
953#define	ICBXOPT_TOPO_MASK	0x0070
954#define	ICBXOPT_LOOP_ONLY	0x0000
955#define	ICBXOPT_PTP_ONLY	0x0010
956#define	ICBXOPT_LOOP_2_PTP	0x0020
957#define	ICBXOPT_PTP_2_LOOP	0x0030
958/*
959 * The lower 4 bits of the xfwoptions field are the OPERATION MODE bits.
960 * RIO is not defined for the 23XX cards (just 2200)
961 */
962#define	ICBXOPT_RIO_OFF		0
963#define	ICBXOPT_RIO_16BIT	1
964#define	ICBXOPT_RIO_32BIT	2
965#define	ICBXOPT_RIO_16BIT_IOCB	3
966#define	ICBXOPT_RIO_32BIT_IOCB	4
967#define	ICBXOPT_ZIO		5
968#define	ICBXOPT_TIMER_MASK	0x7
969
970#define	ICBZOPT_RATE_MASK	0xC000
971#define	ICBZOPT_RATE_ONEGB	0x0000
972#define	ICBZOPT_RATE_AUTO	0x8000
973#define	ICBZOPT_RATE_TWOGB	0x4000
974#define	ICBZOPT_50_OHM		0x2000
975#define	ICBZOPT_ENA_OOF		0x0040	/* out of order frame handling */
976#define	ICBZOPT_RSPSZ_MASK	0x0030
977#define	ICBZOPT_RSPSZ_24	0x0000
978#define	ICBZOPT_RSPSZ_12	0x0010
979#define	ICBZOPT_RSPSZ_24A	0x0020
980#define	ICBZOPT_RSPSZ_32	0x0030
981#define	ICBZOPT_SOFTID		0x0002
982#define	ICBZOPT_ENA_RDXFR_RDY	0x0001
983
984/* 2400 F/W options */
985#define	ICB2400_OPT1_BOTH_WWNS		0x00004000
986#define	ICB2400_OPT1_FULL_LOGIN		0x00002000
987#define	ICB2400_OPT1_PREV_ADDRESS	0x00000800
988#define	ICB2400_OPT1_SRCHDOWN		0x00000400
989#define	ICB2400_OPT1_NOLIP		0x00000200
990#define	ICB2400_OPT1_INI_DISABLE	0x00000020
991#define	ICB2400_OPT1_TGT_ENABLE		0x00000010
992#define	ICB2400_OPT1_FULL_DUPLEX	0x00000004
993#define	ICB2400_OPT1_FAIRNESS		0x00000002
994#define	ICB2400_OPT1_HARD_ADDRESS	0x00000001
995
996#define	ICB2400_OPT2_ENA_ATIOMQ		0x08000000
997#define	ICB2400_OPT2_ENA_IHA		0x04000000
998#define	ICB2400_OPT2_QOS		0x02000000
999#define	ICB2400_OPT2_IOCBS		0x01000000
1000#define	ICB2400_OPT2_ENA_IHR		0x00400000
1001#define	ICB2400_OPT2_ENA_VMS		0x00200000
1002#define	ICB2400_OPT2_ENA_TA		0x00100000
1003#define	ICB2400_OPT2_TPRLIC		0x00004000
1004#define	ICB2400_OPT2_FCTAPE		0x00001000
1005#define	ICB2400_OPT2_FCSP		0x00000800
1006#define	ICB2400_OPT2_CLASS2_ACK0	0x00000200
1007#define	ICB2400_OPT2_CLASS2		0x00000100
1008#define	ICB2400_OPT2_NO_PLAY		0x00000080
1009#define	ICB2400_OPT2_TOPO_MASK		0x00000070
1010#define	ICB2400_OPT2_LOOP_ONLY		0x00000000
1011#define	ICB2400_OPT2_PTP_ONLY		0x00000010
1012#define	ICB2400_OPT2_LOOP_2_PTP		0x00000020
1013#define	ICB2400_OPT2_TIMER_MASK		0x0000000f
1014#define	ICB2400_OPT2_ZIO		0x00000005
1015#define	ICB2400_OPT2_ZIO1		0x00000006
1016
1017#define	ICB2400_OPT3_NO_CTXDIS		0x40000000
1018#define	ICB2400_OPT3_ENA_ETH_RESP	0x08000000
1019#define	ICB2400_OPT3_ENA_ETH_ATIO	0x04000000
1020#define	ICB2400_OPT3_ENA_MFCF		0x00020000
1021#define	ICB2400_OPT3_SKIP_FOURGB	0x00010000
1022#define	ICB2400_OPT3_RATE_MASK		0x0000E000
1023#define	ICB2400_OPT3_RATE_ONEGB		0x00000000
1024#define	ICB2400_OPT3_RATE_TWOGB		0x00002000
1025#define	ICB2400_OPT3_RATE_AUTO		0x00004000
1026#define	ICB2400_OPT3_RATE_FOURGB	0x00006000
1027#define	ICB2400_OPT3_RATE_EIGHTGB	0x00008000
1028#define	ICB2400_OPT3_RATE_SIXTEENGB	0x0000A000
1029#define	ICB2400_OPT3_ENA_OOF_XFRDY	0x00000200
1030#define	ICB2400_OPT3_NO_N2N_LOGI	0x00000100
1031#define	ICB2400_OPT3_NO_LOCAL_PLOGI	0x00000080
1032#define	ICB2400_OPT3_ENA_OOF		0x00000040
1033/* note that a response size flag of zero is reserved! */
1034#define	ICB2400_OPT3_RSPSZ_MASK		0x00000030
1035#define	ICB2400_OPT3_RSPSZ_12		0x00000010
1036#define	ICB2400_OPT3_RSPSZ_24		0x00000020
1037#define	ICB2400_OPT3_RSPSZ_32		0x00000030
1038#define	ICB2400_OPT3_SOFTID		0x00000002
1039
1040#define	ICB_MIN_FRMLEN		256
1041#define	ICB_MAX_FRMLEN		2112
1042#define	ICB_DFLT_FRMLEN		1024
1043#define	ICB_DFLT_ALLOC		256
1044#define	ICB_DFLT_THROTTLE	16
1045#define	ICB_DFLT_RDELAY		5
1046#define	ICB_DFLT_RCOUNT		3
1047
1048#define	ICB_LOGIN_TOV		30
1049#define	ICB_LUN_ENABLE_TOV	15
1050
1051
1052/*
1053 * And somebody at QLogic had a great idea that you could just change
1054 * the structure *and* keep the version number the same as the other cards.
1055 */
1056typedef struct {
1057	uint16_t	icb_version;
1058	uint16_t	icb_reserved0;
1059	uint16_t	icb_maxfrmlen;
1060	uint16_t	icb_execthrottle;
1061	uint16_t	icb_xchgcnt;
1062	uint16_t	icb_hardaddr;
1063	uint8_t		icb_portname[8];
1064	uint8_t		icb_nodename[8];
1065	uint16_t	icb_rspnsin;
1066	uint16_t	icb_rqstout;
1067	uint16_t	icb_retry_count;
1068	uint16_t	icb_priout;
1069	uint16_t	icb_rsltqlen;
1070	uint16_t	icb_rqstqlen;
1071	uint16_t	icb_ldn_nols;
1072	uint16_t	icb_prqstqlen;
1073	uint16_t	icb_rqstaddr[4];
1074	uint16_t	icb_respaddr[4];
1075	uint16_t	icb_priaddr[4];
1076	uint16_t	icb_msixresp;
1077	uint16_t	icb_msixatio;
1078	uint16_t	icb_reserved1[2];
1079	uint16_t	icb_atio_in;
1080	uint16_t	icb_atioqlen;
1081	uint16_t	icb_atioqaddr[4];
1082	uint16_t	icb_idelaytimer;
1083	uint16_t	icb_logintime;
1084	uint32_t	icb_fwoptions1;
1085	uint32_t	icb_fwoptions2;
1086	uint32_t	icb_fwoptions3;
1087	uint16_t	icb_qos;
1088	uint16_t	icb_reserved2[3];
1089	uint16_t	icb_enodemac[3];
1090	uint16_t	icb_disctime;
1091	uint16_t	icb_reserved3[4];
1092} isp_icb_2400_t;
1093
1094#define	RQRSP_ADDR0015	0
1095#define	RQRSP_ADDR1631	1
1096#define	RQRSP_ADDR3247	2
1097#define	RQRSP_ADDR4863	3
1098
1099
1100#define	ICB_NNM0	7
1101#define	ICB_NNM1	6
1102#define	ICB_NNM2	5
1103#define	ICB_NNM3	4
1104#define	ICB_NNM4	3
1105#define	ICB_NNM5	2
1106#define	ICB_NNM6	1
1107#define	ICB_NNM7	0
1108
1109#define	MAKE_NODE_NAME_FROM_WWN(array, wwn)	\
1110	array[ICB_NNM0] = (uint8_t) ((wwn >>  0) & 0xff), \
1111	array[ICB_NNM1] = (uint8_t) ((wwn >>  8) & 0xff), \
1112	array[ICB_NNM2] = (uint8_t) ((wwn >> 16) & 0xff), \
1113	array[ICB_NNM3] = (uint8_t) ((wwn >> 24) & 0xff), \
1114	array[ICB_NNM4] = (uint8_t) ((wwn >> 32) & 0xff), \
1115	array[ICB_NNM5] = (uint8_t) ((wwn >> 40) & 0xff), \
1116	array[ICB_NNM6] = (uint8_t) ((wwn >> 48) & 0xff), \
1117	array[ICB_NNM7] = (uint8_t) ((wwn >> 56) & 0xff)
1118
1119#define	MAKE_WWN_FROM_NODE_NAME(wwn, array)	\
1120	wwn =	((uint64_t) array[ICB_NNM0]) | \
1121		((uint64_t) array[ICB_NNM1] <<  8) | \
1122		((uint64_t) array[ICB_NNM2] << 16) | \
1123		((uint64_t) array[ICB_NNM3] << 24) | \
1124		((uint64_t) array[ICB_NNM4] << 32) | \
1125		((uint64_t) array[ICB_NNM5] << 40) | \
1126		((uint64_t) array[ICB_NNM6] << 48) | \
1127		((uint64_t) array[ICB_NNM7] << 56)
1128
1129
1130/*
1131 * For MULTI_ID firmware, this describes a
1132 * virtual port entity for getting status.
1133 */
1134typedef struct {
1135	uint16_t	vp_port_status;
1136	uint8_t		vp_port_options;
1137	uint8_t		vp_port_loopid;
1138	uint8_t		vp_port_portname[8];
1139	uint8_t		vp_port_nodename[8];
1140	uint16_t	vp_port_portid_lo;	/* not present when trailing icb */
1141	uint16_t	vp_port_portid_hi;	/* not present when trailing icb */
1142} vp_port_info_t;
1143
1144#define	ICB2400_VPOPT_ENA_SNSLOGIN	0x00000040	/* Enable SNS Login and SCR for Virtual Ports */
1145#define	ICB2400_VPOPT_TGT_DISABLE	0x00000020	/* Target Mode Disabled */
1146#define	ICB2400_VPOPT_INI_ENABLE	0x00000010	/* Initiator Mode Enabled */
1147#define	ICB2400_VPOPT_ENABLED		0x00000008	/* VP Enabled */
1148#define	ICB2400_VPOPT_NOPLAY		0x00000004	/* ID Not Acquired */
1149#define	ICB2400_VPOPT_PREV_ADDRESS	0x00000002	/* Previously Assigned ID */
1150#define	ICB2400_VPOPT_HARD_ADDRESS	0x00000001	/* Hard Assigned ID */
1151
1152#define	ICB2400_VPOPT_WRITE_SIZE	20
1153
1154/*
1155 * For MULTI_ID firmware, we append this structure
1156 * to the isp_icb_2400_t above, followed by a list
1157 * structures that are *most* of the vp_port_info_t.
1158 */
1159typedef struct {
1160	uint16_t	vp_count;
1161	uint16_t	vp_global_options;
1162} isp_icb_2400_vpinfo_t;
1163
1164#define	ICB2400_VPINFO_OFF	0x80	/* offset from start of ICB */
1165#define	ICB2400_VPINFO_PORT_OFF(chan)		\
1166    (ICB2400_VPINFO_OFF + 			\
1167     sizeof (isp_icb_2400_vpinfo_t) + (chan * ICB2400_VPOPT_WRITE_SIZE))
1168
1169#define	ICB2400_VPGOPT_FCA		0x01	/* Assume Clean Address bit in FLOGI ACC set (works only in static configurations) */
1170#define	ICB2400_VPGOPT_MID_DISABLE	0x02	/* when set, connection mode2 will work with NPIV-capable switched */
1171#define	ICB2400_VPGOPT_VP0_DECOUPLE	0x04	/* Allow VP0 decoupling if firmware supports it */
1172#define	ICB2400_VPGOPT_SUSP_FDISK	0x10	/* Suspend FDISC for Enabled VPs */
1173#define	ICB2400_VPGOPT_GEN_RIDA		0x20	/* Generate RIDA if FLOGI Fails */
1174
1175typedef struct {
1176	isphdr_t	vp_ctrl_hdr;
1177	uint32_t	vp_ctrl_handle;
1178	uint16_t	vp_ctrl_index_fail;
1179	uint16_t	vp_ctrl_status;
1180	uint16_t	vp_ctrl_command;
1181	uint16_t	vp_ctrl_vp_count;
1182	uint16_t	vp_ctrl_idmap[16];
1183	uint16_t	vp_ctrl_reserved[7];
1184	uint16_t	vp_ctrl_fcf_index;
1185} vp_ctrl_info_t;
1186
1187#define	VP_CTRL_CMD_ENABLE_VP			0x00
1188#define	VP_CTRL_CMD_DISABLE_VP			0x08
1189#define	VP_CTRL_CMD_DISABLE_VP_REINIT_LINK	0x09
1190#define	VP_CTRL_CMD_DISABLE_VP_LOGO		0x0A
1191#define	VP_CTRL_CMD_DISABLE_VP_LOGO_ALL		0x0B
1192
1193/*
1194 * We can use this structure for modifying either one or two VP ports after initialization
1195 */
1196typedef struct {
1197	isphdr_t	vp_mod_hdr;
1198	uint32_t	vp_mod_hdl;
1199	uint16_t	vp_mod_reserved0;
1200	uint16_t	vp_mod_status;
1201	uint8_t		vp_mod_cmd;
1202	uint8_t		vp_mod_cnt;
1203	uint8_t		vp_mod_idx0;
1204	uint8_t		vp_mod_idx1;
1205	struct {
1206		uint8_t		options;
1207		uint8_t		loopid;
1208		uint16_t	reserved1;
1209		uint8_t		wwpn[8];
1210		uint8_t		wwnn[8];
1211	} vp_mod_ports[2];
1212	uint8_t		vp_mod_reserved2[8];
1213} vp_modify_t;
1214
1215#define	VP_STS_OK	0x00
1216#define	VP_STS_ERR	0x01
1217#define	VP_CNT_ERR	0x02
1218#define	VP_GEN_ERR	0x03
1219#define	VP_IDX_ERR	0x04
1220#define	VP_STS_BSY	0x05
1221
1222#define	VP_MODIFY	0x00
1223#define	VP_MODIFY_ENA	0x01
1224#define	VP_MODIFY_OPT	0x02
1225#define	VP_RESUME	0x03
1226
1227/*
1228 * Port Data Base Element
1229 */
1230
1231typedef struct {
1232	uint16_t	pdb_options;
1233	uint8_t		pdb_mstate;
1234	uint8_t		pdb_sstate;
1235	uint8_t		pdb_hardaddr_bits[4];
1236	uint8_t		pdb_portid_bits[4];
1237	uint8_t		pdb_nodename[8];
1238	uint8_t		pdb_portname[8];
1239	uint16_t	pdb_execthrottle;
1240	uint16_t	pdb_exec_count;
1241	uint8_t		pdb_retry_count;
1242	uint8_t		pdb_retry_delay;
1243	uint16_t	pdb_resalloc;
1244	uint16_t	pdb_curalloc;
1245	uint16_t	pdb_qhead;
1246	uint16_t	pdb_qtail;
1247	uint16_t	pdb_tl_next;
1248	uint16_t	pdb_tl_last;
1249	uint16_t	pdb_features;	/* PLOGI, Common Service */
1250	uint16_t	pdb_pconcurrnt;	/* PLOGI, Common Service */
1251	uint16_t	pdb_roi;	/* PLOGI, Common Service */
1252	uint8_t		pdb_target;
1253	uint8_t		pdb_initiator;	/* PLOGI, Class 3 Control Flags */
1254	uint16_t	pdb_rdsiz;	/* PLOGI, Class 3 */
1255	uint16_t	pdb_ncseq;	/* PLOGI, Class 3 */
1256	uint16_t	pdb_noseq;	/* PLOGI, Class 3 */
1257	uint16_t	pdb_labrtflg;
1258	uint16_t	pdb_lstopflg;
1259	uint16_t	pdb_sqhead;
1260	uint16_t	pdb_sqtail;
1261	uint16_t	pdb_ptimer;
1262	uint16_t	pdb_nxt_seqid;
1263	uint16_t	pdb_fcount;
1264	uint16_t	pdb_prli_len;
1265	uint16_t	pdb_prli_svc0;
1266	uint16_t	pdb_prli_svc3;
1267	uint16_t	pdb_loopid;
1268	uint16_t	pdb_il_ptr;
1269	uint16_t	pdb_sl_ptr;
1270} isp_pdb_21xx_t;
1271
1272#define	PDB_OPTIONS_XMITTING	(1<<11)
1273#define	PDB_OPTIONS_LNKXMIT	(1<<10)
1274#define	PDB_OPTIONS_ABORTED	(1<<9)
1275#define	PDB_OPTIONS_ADISC	(1<<1)
1276
1277#define	PDB_STATE_DISCOVERY	0
1278#define	PDB_STATE_WDISC_ACK	1
1279#define	PDB_STATE_PLOGI		2
1280#define	PDB_STATE_PLOGI_ACK	3
1281#define	PDB_STATE_PRLI		4
1282#define	PDB_STATE_PRLI_ACK	5
1283#define	PDB_STATE_LOGGED_IN	6
1284#define	PDB_STATE_PORT_UNAVAIL	7
1285#define	PDB_STATE_PRLO		8
1286#define	PDB_STATE_PRLO_ACK	9
1287#define	PDB_STATE_PLOGO		10
1288#define	PDB_STATE_PLOG_ACK	11
1289
1290#define	SVC3_ROLE_MASK		0x30
1291#define	SVC3_ROLE_SHIFT		4
1292
1293#define	BITS2WORD(x)		((x)[0] << 16 | (x)[3] << 8 | (x)[2])
1294#define	BITS2WORD_24XX(x)	((x)[0] << 16 | (x)[1] << 8 | (x)[2])
1295
1296/*
1297 * Port Data Base Element- 24XX cards
1298 */
1299typedef struct {
1300	uint16_t	pdb_flags;
1301	uint8_t		pdb_curstate;
1302	uint8_t		pdb_laststate;
1303	uint8_t		pdb_hardaddr_bits[4];
1304	uint8_t		pdb_portid_bits[4];
1305#define		pdb_nxt_seqid_2400	pdb_portid_bits[3]
1306	uint16_t	pdb_retry_timer;
1307	uint16_t	pdb_handle;
1308	uint16_t	pdb_rcv_dsize;
1309	uint16_t	pdb_reserved0;
1310	uint16_t	pdb_prli_svc0;
1311	uint16_t	pdb_prli_svc3;
1312	uint8_t		pdb_portname[8];
1313	uint8_t		pdb_nodename[8];
1314	uint8_t		pdb_reserved1[24];
1315} isp_pdb_24xx_t;
1316
1317#define	PDB2400_TID_SUPPORTED	0x4000
1318#define	PDB2400_FC_TAPE		0x0080
1319#define	PDB2400_CLASS2_ACK0	0x0040
1320#define	PDB2400_FCP_CONF	0x0020
1321#define	PDB2400_CLASS2		0x0010
1322#define	PDB2400_ADDR_VALID	0x0002
1323
1324#define	PDB2400_STATE_PLOGI_PEND	0x03
1325#define	PDB2400_STATE_PLOGI_DONE	0x04
1326#define	PDB2400_STATE_PRLI_PEND		0x05
1327#define	PDB2400_STATE_LOGGED_IN		0x06
1328#define	PDB2400_STATE_PORT_UNAVAIL	0x07
1329#define	PDB2400_STATE_PRLO_PEND		0x09
1330#define	PDB2400_STATE_LOGO_PEND		0x0B
1331
1332/*
1333 * Common elements from the above two structures that are actually useful to us.
1334 */
1335typedef struct {
1336	uint16_t	handle;
1337	uint16_t	prli_word3;
1338	uint32_t		: 8,
1339			portid	: 24;
1340	uint8_t		portname[8];
1341	uint8_t		nodename[8];
1342} isp_pdb_t;
1343
1344/*
1345 * Port Database Changed Async Event information for 24XX cards
1346 */
1347#define	PDB24XX_AE_OK		0x00
1348#define	PDB24XX_AE_IMPL_LOGO_1	0x01
1349#define	PDB24XX_AE_IMPL_LOGO_2	0x02
1350#define	PDB24XX_AE_IMPL_LOGO_3	0x03
1351#define	PDB24XX_AE_PLOGI_RCVD	0x04
1352#define	PDB24XX_AE_PLOGI_RJT	0x05
1353#define	PDB24XX_AE_PRLI_RCVD	0x06
1354#define	PDB24XX_AE_PRLI_RJT	0x07
1355#define	PDB24XX_AE_TPRLO	0x08
1356#define	PDB24XX_AE_TPRLO_RJT	0x09
1357#define	PDB24XX_AE_PRLO_RCVD	0x0a
1358#define	PDB24XX_AE_LOGO_RCVD	0x0b
1359#define	PDB24XX_AE_TOPO_CHG	0x0c
1360#define	PDB24XX_AE_NPORT_CHG	0x0d
1361#define	PDB24XX_AE_FLOGI_RJT	0x0e
1362#define	PDB24XX_AE_BAD_FANN	0x0f
1363#define	PDB24XX_AE_FLOGI_TIMO	0x10
1364#define	PDB24XX_AE_ABX_LOGO	0x11
1365#define	PDB24XX_AE_PLOGI_DONE	0x12
1366#define	PDB24XX_AE_PRLI_DONJE	0x13
1367#define	PDB24XX_AE_OPN_1	0x14
1368#define	PDB24XX_AE_OPN_2	0x15
1369#define	PDB24XX_AE_TXERR	0x16
1370#define	PDB24XX_AE_FORCED_LOGO	0x17
1371#define	PDB24XX_AE_DISC_TIMO	0x18
1372
1373/*
1374 * Genericized Port Login/Logout software structure
1375 */
1376typedef struct {
1377	uint16_t	handle;
1378	uint16_t	channel;
1379	uint32_t
1380		flags	: 8,
1381		portid	: 24;
1382} isp_plcmd_t;
1383/* the flags to use are those for PLOGX_FLG_* below */
1384
1385/*
1386 * ISP24XX- Login/Logout Port IOCB
1387 */
1388typedef struct {
1389	isphdr_t	plogx_header;
1390	uint32_t	plogx_handle;
1391	uint16_t	plogx_status;
1392	uint16_t	plogx_nphdl;
1393	uint16_t	plogx_flags;
1394	uint16_t	plogx_vphdl;		/* low 8 bits */
1395	uint16_t	plogx_portlo;		/* low 16 bits */
1396	uint16_t	plogx_rspsz_porthi;
1397	struct {
1398		uint16_t	lo16;
1399		uint16_t	hi16;
1400	} plogx_ioparm[11];
1401} isp_plogx_t;
1402
1403#define	PLOGX_STATUS_OK		0x00
1404#define	PLOGX_STATUS_UNAVAIL	0x28
1405#define	PLOGX_STATUS_LOGOUT	0x29
1406#define	PLOGX_STATUS_IOCBERR	0x31
1407
1408#define	PLOGX_IOCBERR_NOLINK	0x01
1409#define	PLOGX_IOCBERR_NOIOCB	0x02
1410#define	PLOGX_IOCBERR_NOXGHG	0x03
1411#define	PLOGX_IOCBERR_FAILED	0x04	/* further info in IOPARM 1 */
1412#define	PLOGX_IOCBERR_NOFABRIC	0x05
1413#define	PLOGX_IOCBERR_NOTREADY	0x07
1414#define	PLOGX_IOCBERR_NOLOGIN	0x09	/* further info in IOPARM 1 */
1415#define	PLOGX_IOCBERR_NOPCB	0x0a
1416#define	PLOGX_IOCBERR_REJECT	0x18	/* further info in IOPARM 1 */
1417#define	PLOGX_IOCBERR_EINVAL	0x19	/* further info in IOPARM 1 */
1418#define	PLOGX_IOCBERR_PORTUSED	0x1a	/* further info in IOPARM 1 */
1419#define	PLOGX_IOCBERR_HNDLUSED	0x1b	/* further info in IOPARM 1 */
1420#define	PLOGX_IOCBERR_NOHANDLE	0x1c
1421#define	PLOGX_IOCBERR_NOFLOGI	0x1f	/* further info in IOPARM 1 */
1422
1423#define	PLOGX_FLG_CMD_MASK	0xf
1424#define	PLOGX_FLG_CMD_PLOGI	0
1425#define	PLOGX_FLG_CMD_PRLI	1
1426#define	PLOGX_FLG_CMD_PDISC	2
1427#define	PLOGX_FLG_CMD_LOGO	8
1428#define	PLOGX_FLG_CMD_PRLO	9
1429#define	PLOGX_FLG_CMD_TPRLO	10
1430
1431#define	PLOGX_FLG_COND_PLOGI		0x10	/* if with PLOGI */
1432#define	PLOGX_FLG_IMPLICIT		0x10	/* if with LOGO, PRLO, TPRLO */
1433#define	PLOGX_FLG_SKIP_PRLI		0x20	/* if with PLOGI */
1434#define	PLOGX_FLG_IMPLICIT_LOGO_ALL	0x20	/* if with LOGO */
1435#define	PLOGX_FLG_EXPLICIT_LOGO		0x40	/* if with LOGO */
1436#define	PLOGX_FLG_COMMON_FEATURES	0x80	/* if with PLOGI */
1437#define	PLOGX_FLG_FREE_NPHDL		0x80	/* if with with LOGO */
1438
1439#define	PLOGX_FLG_CLASS2		0x100	/* if with PLOGI */
1440#define	PLOGX_FLG_FCP2_OVERRIDE		0x200	/* if with PRLOG, PRLI */
1441
1442/*
1443 * Report ID Acquisistion (24XX multi-id firmware)
1444 */
1445typedef struct {
1446	isphdr_t	ridacq_hdr;
1447	uint32_t	ridacq_handle;
1448	union {
1449		struct {
1450			uint8_t		ridacq_vp_acquired;
1451			uint8_t		ridacq_vp_setup;
1452			uint16_t	ridacq_reserved0;
1453		} type0;	/* type 0 */
1454		struct {
1455			uint16_t	ridacq_vp_count;
1456			uint8_t		ridacq_vp_index;
1457			uint8_t		ridacq_vp_status;
1458		} type1;	/* type 1 */
1459	} un;
1460	uint16_t	ridacq_vp_port_lo;
1461	uint8_t		ridacq_vp_port_hi;
1462	uint8_t		ridacq_format;		/* 0 or 1 */
1463	uint16_t	ridacq_map[8];
1464	uint8_t		ridacq_reserved1[32];
1465} isp_ridacq_t;
1466
1467#define	RIDACQ_STS_COMPLETE	0
1468#define	RIDACQ_STS_UNACQUIRED	1
1469#define	RIDACQ_STS_CHANGED	20
1470
1471
1472/*
1473 * Simple Name Server Data Structures
1474 */
1475#define	SNS_GA_NXT	0x100
1476#define	SNS_GPN_ID	0x112
1477#define	SNS_GNN_ID	0x113
1478#define	SNS_GFF_ID	0x11F
1479#define	SNS_GID_FT	0x171
1480#define	SNS_RFT_ID	0x217
1481typedef struct {
1482	uint16_t	snscb_rblen;	/* response buffer length (words) */
1483	uint16_t	snscb_reserved0;
1484	uint16_t	snscb_addr[4];	/* response buffer address */
1485	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1486	uint16_t	snscb_reserved1;
1487	uint16_t	snscb_data[];	/* variable data */
1488} sns_screq_t;	/* Subcommand Request Structure */
1489
1490typedef struct {
1491	uint16_t	snscb_rblen;	/* response buffer length (words) */
1492	uint16_t	snscb_reserved0;
1493	uint16_t	snscb_addr[4];	/* response buffer address */
1494	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1495	uint16_t	snscb_reserved1;
1496	uint16_t	snscb_cmd;
1497	uint16_t	snscb_reserved2;
1498	uint32_t	snscb_reserved3;
1499	uint32_t	snscb_port;
1500} sns_ga_nxt_req_t;
1501#define	SNS_GA_NXT_REQ_SIZE	(sizeof (sns_ga_nxt_req_t))
1502
1503typedef struct {
1504	uint16_t	snscb_rblen;	/* response buffer length (words) */
1505	uint16_t	snscb_reserved0;
1506	uint16_t	snscb_addr[4];	/* response buffer address */
1507	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1508	uint16_t	snscb_reserved1;
1509	uint16_t	snscb_cmd;
1510	uint16_t	snscb_reserved2;
1511	uint32_t	snscb_reserved3;
1512	uint32_t	snscb_portid;
1513} sns_gxn_id_req_t;
1514#define	SNS_GXN_ID_REQ_SIZE	(sizeof (sns_gxn_id_req_t))
1515
1516typedef struct {
1517	uint16_t	snscb_rblen;	/* response buffer length (words) */
1518	uint16_t	snscb_reserved0;
1519	uint16_t	snscb_addr[4];	/* response buffer address */
1520	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1521	uint16_t	snscb_reserved1;
1522	uint16_t	snscb_cmd;
1523	uint16_t	snscb_mword_div_2;
1524	uint32_t	snscb_reserved3;
1525	uint32_t	snscb_fc4_type;
1526} sns_gid_ft_req_t;
1527#define	SNS_GID_FT_REQ_SIZE	(sizeof (sns_gid_ft_req_t))
1528
1529typedef struct {
1530	uint16_t	snscb_rblen;	/* response buffer length (words) */
1531	uint16_t	snscb_reserved0;
1532	uint16_t	snscb_addr[4];	/* response buffer address */
1533	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1534	uint16_t	snscb_reserved1;
1535	uint16_t	snscb_cmd;
1536	uint16_t	snscb_reserved2;
1537	uint32_t	snscb_reserved3;
1538	uint32_t	snscb_port;
1539	uint32_t	snscb_fc4_types[8];
1540} sns_rft_id_req_t;
1541#define	SNS_RFT_ID_REQ_SIZE	(sizeof (sns_rft_id_req_t))
1542
1543typedef struct {
1544	ct_hdr_t	snscb_cthdr;
1545	uint8_t		snscb_port_type;
1546	uint8_t		snscb_port_id[3];
1547	uint8_t		snscb_portname[8];
1548	uint16_t	snscb_data[];	/* variable data */
1549} sns_scrsp_t;	/* Subcommand Response Structure */
1550
1551typedef struct {
1552	ct_hdr_t	snscb_cthdr;
1553	uint8_t		snscb_port_type;
1554	uint8_t		snscb_port_id[3];
1555	uint8_t		snscb_portname[8];
1556	uint8_t		snscb_pnlen;		/* symbolic port name length */
1557	uint8_t		snscb_pname[255];	/* symbolic port name */
1558	uint8_t		snscb_nodename[8];
1559	uint8_t		snscb_nnlen;		/* symbolic node name length */
1560	uint8_t		snscb_nname[255];	/* symbolic node name */
1561	uint8_t		snscb_ipassoc[8];
1562	uint8_t		snscb_ipaddr[16];
1563	uint8_t		snscb_svc_class[4];
1564	uint8_t		snscb_fc4_types[32];
1565	uint8_t		snscb_fpname[8];
1566	uint8_t		snscb_reserved;
1567	uint8_t		snscb_hardaddr[3];
1568} sns_ga_nxt_rsp_t;	/* Subcommand Response Structure */
1569#define	SNS_GA_NXT_RESP_SIZE	(sizeof (sns_ga_nxt_rsp_t))
1570
1571typedef struct {
1572	ct_hdr_t	snscb_cthdr;
1573	uint8_t		snscb_wwn[8];
1574} sns_gxn_id_rsp_t;
1575#define	SNS_GXN_ID_RESP_SIZE	(sizeof (sns_gxn_id_rsp_t))
1576
1577typedef struct {
1578	ct_hdr_t	snscb_cthdr;
1579	uint32_t	snscb_fc4_features[32];
1580} sns_gff_id_rsp_t;
1581#define	SNS_GFF_ID_RESP_SIZE	(sizeof (sns_gff_id_rsp_t))
1582
1583typedef struct {
1584	ct_hdr_t	snscb_cthdr;
1585	struct {
1586		uint8_t		control;
1587		uint8_t		portid[3];
1588	} snscb_ports[1];
1589} sns_gid_ft_rsp_t;
1590#define	SNS_GID_FT_RESP_SIZE(x)	((sizeof (sns_gid_ft_rsp_t)) + ((x - 1) << 2))
1591#define	SNS_RFT_ID_RESP_SIZE	(sizeof (ct_hdr_t))
1592
1593/*
1594 * Other Misc Structures
1595 */
1596
1597/* ELS Pass Through */
1598typedef struct {
1599	isphdr_t	els_hdr;
1600	uint32_t	els_handle;
1601	uint16_t	els_status;
1602	uint16_t	els_nphdl;
1603	uint16_t	els_xmit_dsd_count;	/* outgoing only */
1604	uint8_t		els_vphdl;
1605	uint8_t		els_sof;
1606	uint32_t	els_rxid;
1607	uint16_t	els_recv_dsd_count;	/* outgoing only */
1608	uint8_t		els_opcode;
1609	uint8_t		els_reserved1;
1610	uint8_t		els_did_lo;
1611	uint8_t		els_did_mid;
1612	uint8_t		els_did_hi;
1613	uint8_t		els_reserved2;
1614	uint16_t	els_reserved3;
1615	uint16_t	els_ctl_flags;
1616	union {
1617		struct {
1618			uint32_t	_els_bytecnt;
1619			uint32_t	_els_subcode1;
1620			uint32_t	_els_subcode2;
1621			uint8_t		_els_reserved4[20];
1622		} in;
1623		struct {
1624			uint32_t	_els_recv_bytecnt;
1625			uint32_t	_els_xmit_bytecnt;
1626			uint32_t	_els_xmit_dsd_length;
1627			uint16_t	_els_xmit_dsd_a1500;
1628			uint16_t	_els_xmit_dsd_a3116;
1629			uint16_t	_els_xmit_dsd_a4732;
1630			uint16_t	_els_xmit_dsd_a6348;
1631			uint32_t	_els_recv_dsd_length;
1632			uint16_t	_els_recv_dsd_a1500;
1633			uint16_t	_els_recv_dsd_a3116;
1634			uint16_t	_els_recv_dsd_a4732;
1635			uint16_t	_els_recv_dsd_a6348;
1636		} out;
1637	} inout;
1638#define	els_bytecnt		inout.in._els_bytecnt
1639#define	els_subcode1		inout.in._els_subcode1
1640#define	els_subcode2		inout.in._els_subcode2
1641#define	els_reserved4		inout.in._els_reserved4
1642#define	els_recv_bytecnt	inout.out._els_recv_bytecnt
1643#define	els_xmit_bytecnt	inout.out._els_xmit_bytecnt
1644#define	els_xmit_dsd_length	inout.out._els_xmit_dsd_length
1645#define	els_xmit_dsd_a1500	inout.out._els_xmit_dsd_a1500
1646#define	els_xmit_dsd_a3116	inout.out._els_xmit_dsd_a3116
1647#define	els_xmit_dsd_a4732	inout.out._els_xmit_dsd_a4732
1648#define	els_xmit_dsd_a6348	inout.out._els_xmit_dsd_a6348
1649#define	els_recv_dsd_length	inout.out._els_recv_dsd_length
1650#define	els_recv_dsd_a1500	inout.out._els_recv_dsd_a1500
1651#define	els_recv_dsd_a3116	inout.out._els_recv_dsd_a3116
1652#define	els_recv_dsd_a4732	inout.out._els_recv_dsd_a4732
1653#define	els_recv_dsd_a6348	inout.out._els_recv_dsd_a6348
1654} els_t;
1655
1656/*
1657 * A handy package structure for running FC-SCSI commands internally
1658 */
1659typedef struct {
1660	uint16_t	handle;
1661	uint16_t	lun;
1662	uint32_t
1663		channel : 8,
1664		portid	: 24;
1665	uint32_t	timeout;
1666	union {
1667		struct {
1668			uint32_t data_length;
1669			uint32_t
1670				no_wait : 1,
1671				do_read : 1;
1672			uint8_t cdb[16];
1673			void *data_ptr;
1674		} beg;
1675		struct {
1676			uint32_t data_residual;
1677			uint8_t status;
1678			uint8_t pad;
1679			uint16_t sense_length;
1680			uint8_t sense_data[32];
1681		} end;
1682	} fcd;
1683} isp_xcmd_t;
1684
1685/*
1686 * Target Mode related definitions
1687 */
1688#define	QLTM_SENSELEN	18	/* non-FC cards only */
1689#define QLTM_SVALID	0x80
1690
1691/*
1692 * Structure for Enable Lun and Modify Lun queue entries
1693 */
1694typedef struct {
1695	isphdr_t	le_header;
1696	uint32_t	le_reserved;
1697	uint8_t		le_lun;
1698	uint8_t		le_rsvd;
1699	uint8_t		le_ops;		/* Modify LUN only */
1700	uint8_t		le_tgt;		/* Not for FC */
1701	uint32_t	le_flags;	/* Not for FC */
1702	uint8_t		le_status;
1703	uint8_t		le_reserved2;
1704	uint8_t		le_cmd_count;
1705	uint8_t		le_in_count;
1706	uint8_t		le_cdb6len;	/* Not for FC */
1707	uint8_t		le_cdb7len;	/* Not for FC */
1708	uint16_t	le_timeout;
1709	uint16_t	le_reserved3[20];
1710} lun_entry_t;
1711
1712/*
1713 * le_flags values
1714 */
1715#define LUN_TQAE	0x00000002	/* bit1  Tagged Queue Action Enable */
1716#define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
1717#define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
1718#define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
1719
1720/*
1721 * le_ops values
1722 */
1723#define LUN_CCINCR	0x01	/* increment command count */
1724#define LUN_CCDECR	0x02	/* decrement command count */
1725#define LUN_ININCR	0x40	/* increment immed. notify count */
1726#define LUN_INDECR	0x80	/* decrement immed. notify count */
1727
1728/*
1729 * le_status values
1730 */
1731#define	LUN_OK		0x01	/* we be rockin' */
1732#define LUN_ERR		0x04	/* request completed with error */
1733#define LUN_INVAL	0x06	/* invalid request */
1734#define LUN_NOCAP	0x16	/* can't provide requested capability */
1735#define LUN_ENABLED	0x3E	/* LUN already enabled */
1736
1737/*
1738 * Immediate Notify Entry structure
1739 */
1740#define IN_MSGLEN	8	/* 8 bytes */
1741#define IN_RSVDLEN	8	/* 8 words */
1742typedef struct {
1743	isphdr_t	in_header;
1744	uint32_t	in_reserved;
1745	uint8_t		in_lun;		/* lun */
1746	uint8_t		in_iid;		/* initiator */
1747	uint8_t		in_reserved2;
1748	uint8_t		in_tgt;		/* target */
1749	uint32_t	in_flags;
1750	uint8_t		in_status;
1751	uint8_t		in_rsvd2;
1752	uint8_t		in_tag_val;	/* tag value */
1753	uint8_t		in_tag_type;	/* tag type */
1754	uint16_t	in_seqid;	/* sequence id */
1755	uint8_t		in_msg[IN_MSGLEN];	/* SCSI message bytes */
1756	uint16_t	in_reserved3[IN_RSVDLEN];
1757	uint8_t		in_sense[QLTM_SENSELEN];/* suggested sense data */
1758} in_entry_t;
1759
1760typedef struct {
1761	isphdr_t	in_header;
1762	uint32_t	in_reserved;
1763	uint8_t		in_lun;		/* lun */
1764	uint8_t		in_iid;		/* initiator */
1765	uint16_t	in_scclun;
1766	uint32_t	in_reserved2;
1767	uint16_t	in_status;
1768	uint16_t	in_task_flags;
1769	uint16_t	in_seqid;	/* sequence id */
1770} in_fcentry_t;
1771
1772typedef struct {
1773	isphdr_t	in_header;
1774	uint32_t	in_reserved;
1775	uint16_t	in_iid;		/* initiator */
1776	uint16_t	in_scclun;
1777	uint32_t	in_reserved2;
1778	uint16_t	in_status;
1779	uint16_t	in_task_flags;
1780	uint16_t	in_seqid;	/* sequence id */
1781} in_fcentry_e_t;
1782
1783/*
1784 * Values for the in_status field
1785 */
1786#define	IN_REJECT	0x0D	/* Message Reject message received */
1787#define IN_RESET	0x0E	/* Bus Reset occurred */
1788#define IN_NO_RCAP	0x16	/* requested capability not available */
1789#define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
1790#define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
1791#define IN_MSG_RECEIVED	0x36	/* SCSI message received */
1792#define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
1793#define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
1794#define	IN_PORT_CHANGED	0x2A	/* port changed */
1795#define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
1796#define	IN_NO_NEXUS	0x3B	/* Nexus not established */
1797#define	IN_SRR_RCVD	0x45	/* SRR received */
1798
1799/*
1800 * Values for the in_task_flags field- should only get one at a time!
1801 */
1802#define	TASK_FLAGS_RESERVED_MASK	(0xe700)
1803#define	TASK_FLAGS_CLEAR_ACA		(1<<14)
1804#define	TASK_FLAGS_TARGET_RESET		(1<<13)
1805#define	TASK_FLAGS_LUN_RESET		(1<<12)
1806#define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
1807#define	TASK_FLAGS_ABORT_TASK_SET	(1<<9)
1808
1809/*
1810 * ISP24XX Immediate Notify
1811 */
1812typedef struct {
1813	isphdr_t	in_header;
1814	uint32_t	in_reserved;
1815	uint16_t	in_nphdl;
1816	uint16_t	in_reserved1;
1817	uint16_t	in_flags;
1818	uint16_t	in_srr_rxid;
1819	uint16_t	in_status;
1820	uint8_t		in_status_subcode;
1821	uint8_t		in_fwhandle;
1822	uint32_t	in_rxid;
1823	uint16_t	in_srr_reloff_lo;
1824	uint16_t	in_srr_reloff_hi;
1825	uint16_t	in_srr_iu;
1826	uint16_t	in_srr_oxid;
1827	/*
1828	 * If bit 2 is set in in_flags, the N-Port and
1829	 * handle tags are valid. If the received ELS is
1830	 * a LOGO, then these tags contain the N Port ID
1831	 * from the LOGO payload. If the received ELS
1832	 * request is TPRLO, these tags contain the
1833	 * Third Party Originator N Port ID.
1834	 */
1835	uint16_t	in_nport_id_hi;
1836#define	in_prli_options in_nport_id_hi
1837	uint8_t		in_nport_id_lo;
1838	uint8_t		in_reserved3;
1839	uint16_t	in_np_handle;
1840	uint8_t		in_reserved4[12];
1841	uint8_t		in_reserved5;
1842	uint8_t		in_vpidx;
1843	uint32_t	in_reserved6;
1844	uint16_t	in_portid_lo;
1845	uint8_t		in_portid_hi;
1846	uint8_t		in_reserved7;
1847	uint16_t	in_reserved8;
1848	uint16_t	in_oxid;
1849} in_fcentry_24xx_t;
1850
1851#define	IN24XX_FLAG_PUREX_IOCB		0x1
1852#define	IN24XX_FLAG_GLOBAL_LOGOUT	0x2
1853#define	IN24XX_FLAG_NPHDL_VALID		0x4
1854#define	IN24XX_FLAG_N2N_PRLI		0x8
1855#define	IN24XX_FLAG_PN_NN_VALID		0x10
1856
1857#define	IN24XX_LIP_RESET	0x0E
1858#define	IN24XX_LINK_RESET	0x0F
1859#define	IN24XX_PORT_LOGOUT	0x29
1860#define	IN24XX_PORT_CHANGED	0x2A
1861#define	IN24XX_LINK_FAILED	0x2E
1862#define	IN24XX_SRR_RCVD		0x45
1863#define	IN24XX_ELS_RCVD		0x46	/*
1864					 * login-affectin ELS received- check
1865					 * subcode for specific opcode
1866					 */
1867
1868/*
1869 * For f/w > 4.0.25, these offsets in the Immediate Notify contain
1870 * the WWNN/WWPN if the ELS is PLOGI, PDISC or ADISC. The WWN is in
1871 * Big Endian format.
1872 */
1873#define	IN24XX_PRLI_WWNN_OFF	0x18
1874#define	IN24XX_PRLI_WWPN_OFF	0x28
1875#define	IN24XX_PLOGI_WWNN_OFF	0x20
1876#define	IN24XX_PLOGI_WWPN_OFF	0x28
1877
1878/*
1879 * For f/w > 4.0.25, this offset in the Immediate Notify contain
1880 * the WWPN if the ELS is LOGO. The WWN is in Big Endian format.
1881 */
1882#define	IN24XX_LOGO_WWPN_OFF	0x28
1883
1884/*
1885 * Immediate Notify Status Subcodes for IN24XX_PORT_LOGOUT
1886 */
1887#define	IN24XX_PORT_LOGOUT_PDISC_TMO	0x00
1888#define	IN24XX_PORT_LOGOUT_UXPR_DISC	0x01
1889#define	IN24XX_PORT_LOGOUT_OWN_OPN	0x02
1890#define	IN24XX_PORT_LOGOUT_OWN_OPN_SFT	0x03
1891#define	IN24XX_PORT_LOGOUT_ABTS_TMO	0x04
1892#define	IN24XX_PORT_LOGOUT_DISC_RJT	0x05
1893#define	IN24XX_PORT_LOGOUT_LOGIN_NEEDED	0x06
1894#define	IN24XX_PORT_LOGOUT_BAD_DISC	0x07
1895#define	IN24XX_PORT_LOGOUT_LOST_ALPA	0x08
1896#define	IN24XX_PORT_LOGOUT_XMIT_FAILURE	0x09
1897
1898/*
1899 * Immediate Notify Status Subcodes for IN24XX_PORT_CHANGED
1900 */
1901#define	IN24XX_PORT_CHANGED_BADFAN	0x00
1902#define	IN24XX_PORT_CHANGED_TOPO_CHANGE	0x01
1903#define	IN24XX_PORT_CHANGED_FLOGI_ACC	0x02
1904#define	IN24XX_PORT_CHANGED_FLOGI_RJT	0x03
1905#define	IN24XX_PORT_CHANGED_TIMEOUT	0x04
1906#define	IN24XX_PORT_CHANGED_PORT_CHANGE	0x05
1907
1908/*
1909 * Notify Acknowledge Entry structure
1910 */
1911#define NA_RSVDLEN	22
1912typedef struct {
1913	isphdr_t	na_header;
1914	uint32_t	na_reserved;
1915	uint8_t		na_lun;		/* lun */
1916	uint8_t		na_iid;		/* initiator */
1917	uint8_t		na_reserved2;
1918	uint8_t		na_tgt;		/* target */
1919	uint32_t	na_flags;
1920	uint8_t		na_status;
1921	uint8_t		na_event;
1922	uint16_t	na_seqid;	/* sequence id */
1923	uint16_t	na_reserved3[NA_RSVDLEN];
1924} na_entry_t;
1925
1926/*
1927 * Value for the na_event field
1928 */
1929#define NA_RST_CLRD	0x80	/* Clear an async event notification */
1930#define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
1931#define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
1932
1933#define	NA2_RSVDLEN	21
1934typedef struct {
1935	isphdr_t	na_header;
1936	uint32_t	na_reserved;
1937	uint8_t		na_reserved1;
1938	uint8_t		na_iid;		/* initiator loop id */
1939	uint16_t	na_response;
1940	uint16_t	na_flags;
1941	uint16_t	na_reserved2;
1942	uint16_t	na_status;
1943	uint16_t	na_task_flags;
1944	uint16_t	na_seqid;	/* sequence id */
1945	uint16_t	na_reserved3[NA2_RSVDLEN];
1946} na_fcentry_t;
1947
1948typedef struct {
1949	isphdr_t	na_header;
1950	uint32_t	na_reserved;
1951	uint16_t	na_iid;		/* initiator loop id */
1952	uint16_t	na_response;	/* response code */
1953	uint16_t	na_flags;
1954	uint16_t	na_reserved2;
1955	uint16_t	na_status;
1956	uint16_t	na_task_flags;
1957	uint16_t	na_seqid;	/* sequence id */
1958	uint16_t	na_reserved3[NA2_RSVDLEN];
1959} na_fcentry_e_t;
1960
1961#define	NAFC_RCOUNT	0x80	/* increment resource count */
1962#define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
1963#define	NAFC_TVALID	0x10	/* task mangement response code is valid */
1964
1965/*
1966 * ISP24XX Notify Acknowledge
1967 */
1968
1969typedef struct {
1970	isphdr_t	na_header;
1971	uint32_t	na_handle;
1972	uint16_t	na_nphdl;
1973	uint16_t	na_reserved1;
1974	uint16_t	na_flags;
1975	uint16_t	na_srr_rxid;
1976	uint16_t	na_status;
1977	uint8_t		na_status_subcode;
1978	uint8_t		na_fwhandle;
1979	uint32_t	na_rxid;
1980	uint16_t	na_srr_reloff_lo;
1981	uint16_t	na_srr_reloff_hi;
1982	uint16_t	na_srr_iu;
1983	uint16_t	na_srr_flags;
1984	uint8_t		na_reserved3[18];
1985	uint8_t		na_reserved4;
1986	uint8_t		na_vpidx;
1987	uint8_t		na_srr_reject_vunique;
1988	uint8_t		na_srr_reject_explanation;
1989	uint8_t		na_srr_reject_code;
1990	uint8_t		na_reserved5;
1991	uint8_t		na_reserved6[6];
1992	uint16_t	na_oxid;
1993} na_fcentry_24xx_t;
1994
1995/*
1996 * Accept Target I/O Entry structure
1997 */
1998#define ATIO_CDBLEN	26
1999
2000typedef struct {
2001	isphdr_t	at_header;
2002	uint16_t	at_reserved;
2003	uint16_t	at_handle;
2004	uint8_t		at_lun;		/* lun */
2005	uint8_t		at_iid;		/* initiator */
2006	uint8_t		at_cdblen; 	/* cdb length */
2007	uint8_t		at_tgt;		/* target */
2008	uint32_t	at_flags;
2009	uint8_t		at_status;	/* firmware status */
2010	uint8_t		at_scsi_status;	/* scsi status */
2011	uint8_t		at_tag_val;	/* tag value */
2012	uint8_t		at_tag_type;	/* tag type */
2013	uint8_t		at_cdb[ATIO_CDBLEN];	/* received CDB */
2014	uint8_t		at_sense[QLTM_SENSELEN];/* suggested sense data */
2015} at_entry_t;
2016
2017/*
2018 * at_flags values
2019 */
2020#define AT_NODISC	0x00008000	/* disconnect disabled */
2021#define AT_TQAE		0x00000002	/* Tagged Queue Action enabled */
2022
2023/*
2024 * at_status values
2025 */
2026#define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
2027#define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
2028#define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2029#define AT_NOCAP	0x16	/* Requested capability not available */
2030#define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2031#define AT_CDB		0x3D	/* CDB received */
2032/*
2033 * Macros to create and fetch and test concatenated handle and tag value macros
2034 * (SPI only)
2035 */
2036#define	AT_MAKE_TAGID(tid, aep)						\
2037	tid = aep->at_handle;						\
2038	if (aep->at_flags & AT_TQAE) {					\
2039		tid |= (aep->at_tag_val << 16);				\
2040		tid |= (1 << 24);					\
2041	}
2042
2043#define	CT_MAKE_TAGID(tid, ct)						\
2044	tid = ct->ct_fwhandle;						\
2045	if (ct->ct_flags & CT_TQAE) {					\
2046		tid |= (ct->ct_tag_val << 16);				\
2047		tid |= (1 << 24);					\
2048	}
2049
2050#define	AT_HAS_TAG(val)		((val) & (1 << 24))
2051#define	AT_GET_TAG(val)		(((val) >> 16) & 0xff)
2052#define	AT_GET_HANDLE(val)	((val) & 0xffff)
2053
2054#define	IN_MAKE_TAGID(tid, inp)						\
2055	tid = inp->in_seqid;						\
2056	tid |= (inp->in_tag_val << 16);					\
2057	tid |= (1 << 24)
2058
2059/*
2060 * Accept Target I/O Entry structure, Type 2
2061 */
2062#define ATIO2_CDBLEN	16
2063
2064typedef struct {
2065	isphdr_t	at_header;
2066	uint32_t	at_reserved;
2067	uint8_t		at_lun;		/* lun or reserved */
2068	uint8_t		at_iid;		/* initiator */
2069	uint16_t	at_rxid; 	/* response ID */
2070	uint16_t	at_flags;
2071	uint16_t	at_status;	/* firmware status */
2072	uint8_t		at_crn;		/* command reference number */
2073	uint8_t		at_taskcodes;
2074	uint8_t		at_taskflags;
2075	uint8_t		at_execodes;
2076	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2077	uint32_t	at_datalen;		/* allocated data len */
2078	uint16_t	at_scclun;		/* SCC Lun or reserved */
2079	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2080	uint16_t	at_reserved2[6];
2081	uint16_t	at_oxid;
2082} at2_entry_t;
2083
2084typedef struct {
2085	isphdr_t	at_header;
2086	uint32_t	at_reserved;
2087	uint16_t	at_iid;		/* initiator */
2088	uint16_t	at_rxid; 	/* response ID */
2089	uint16_t	at_flags;
2090	uint16_t	at_status;	/* firmware status */
2091	uint8_t		at_crn;		/* command reference number */
2092	uint8_t		at_taskcodes;
2093	uint8_t		at_taskflags;
2094	uint8_t		at_execodes;
2095	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2096	uint32_t	at_datalen;		/* allocated data len */
2097	uint16_t	at_scclun;		/* SCC Lun or reserved */
2098	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2099	uint16_t	at_reserved2[6];
2100	uint16_t	at_oxid;
2101} at2e_entry_t;
2102
2103#define	ATIO2_WWPN_OFFSET	0x2A
2104#define	ATIO2_OXID_OFFSET	0x3E
2105
2106#define	ATIO2_TC_ATTR_MASK	0x7
2107#define	ATIO2_TC_ATTR_SIMPLEQ	0
2108#define	ATIO2_TC_ATTR_HEADOFQ	1
2109#define	ATIO2_TC_ATTR_ORDERED	2
2110#define	ATIO2_TC_ATTR_ACAQ	4
2111#define	ATIO2_TC_ATTR_UNTAGGED	5
2112
2113#define	ATIO2_EX_WRITE		0x1
2114#define	ATIO2_EX_READ		0x2
2115/*
2116 * Macros to create and fetch and test concatenated handle and tag value macros
2117 */
2118#define	AT2_MAKE_TAGID(tid, bus, inst, aep)				\
2119	tid = aep->at_rxid;						\
2120	tid |= (((uint64_t)inst) << 32);				\
2121	tid |= (((uint64_t)bus) << 48)
2122
2123#define	CT2_MAKE_TAGID(tid, bus, inst, ct)				\
2124	tid = ct->ct_rxid;						\
2125	tid |= (((uint64_t)inst) << 32);				\
2126	tid |= (((uint64_t)(bus & 0xff)) << 48)
2127
2128#define	AT2_HAS_TAG(val)	1
2129#define	AT2_GET_TAG(val)	((val) & 0xffffffff)
2130#define	AT2_GET_INST(val)	(((val) >> 32) & 0xffff)
2131#define	AT2_GET_HANDLE		AT2_GET_TAG
2132#define	AT2_GET_BUS(val)	(((val) >> 48) & 0xff)
2133
2134#define	FC_HAS_TAG	AT2_HAS_TAG
2135#define	FC_GET_TAG	AT2_GET_TAG
2136#define	FC_GET_INST	AT2_GET_INST
2137#define	FC_GET_HANDLE	AT2_GET_HANDLE
2138
2139#define	IN_FC_MAKE_TAGID(tid, bus, inst, seqid)				\
2140	tid = seqid;							\
2141	tid |= (((uint64_t)inst) << 32);				\
2142	tid |= (((uint64_t)(bus & 0xff)) << 48)
2143
2144#define	FC_TAG_INSERT_INST(tid, inst)					\
2145	tid &= ~0x0000ffff00000000ull;					\
2146	tid |= (((uint64_t)inst) << 32)
2147
2148/*
2149 * 24XX ATIO Definition
2150 *
2151 * This is *quite* different from other entry types.
2152 * First of all, it has its own queue it comes in on.
2153 *
2154 * Secondly, it doesn't have a normal header.
2155 *
2156 * Thirdly, it's just a passthru of the FCP CMND IU
2157 * which is recorded in big endian mode.
2158 */
2159typedef struct {
2160	uint8_t		at_type;
2161	uint8_t		at_count;
2162	/*
2163	 * Task attribute in high four bits,
2164	 * the rest is the FCP CMND IU Length.
2165	 * NB: the command can extend past the
2166	 * length for a single queue entry.
2167	 */
2168	uint16_t	at_ta_len;
2169	uint32_t	at_rxid;
2170	fc_hdr_t	at_hdr;
2171	fcp_cmnd_iu_t	at_cmnd;
2172} at7_entry_t;
2173#define	AT7_NORESRC_RXID	0xffffffff
2174
2175
2176/*
2177 * Continue Target I/O Entry structure
2178 * Request from driver. The response from the
2179 * ISP firmware is the same except that the last 18
2180 * bytes are overwritten by suggested sense data if
2181 * the 'autosense valid' bit is set in the status byte.
2182 */
2183typedef struct {
2184	isphdr_t	ct_header;
2185	uint16_t	ct_syshandle;
2186	uint16_t	ct_fwhandle;	/* required by f/w */
2187	uint8_t		ct_lun;	/* lun */
2188	uint8_t		ct_iid;	/* initiator id */
2189	uint8_t		ct_reserved2;
2190	uint8_t		ct_tgt;	/* our target id */
2191	uint32_t	ct_flags;
2192	uint8_t 	ct_status;	/* isp status */
2193	uint8_t 	ct_scsi_status;	/* scsi status */
2194	uint8_t 	ct_tag_val;	/* tag value */
2195	uint8_t 	ct_tag_type;	/* tag type */
2196	uint32_t	ct_xfrlen;	/* transfer length */
2197	uint32_t	ct_resid;	/* residual length */
2198	uint16_t	ct_timeout;
2199	uint16_t	ct_seg_count;
2200	ispds_t		ct_dataseg[ISP_RQDSEG];
2201} ct_entry_t;
2202
2203/*
2204 * For some of the dual port SCSI adapters, port (bus #) is reported
2205 * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
2206 *
2207 * Note that this does not apply to FC adapters at all which can and
2208 * do report IIDs between 0x81 && 0xfe (or 0x7ff) which represent devices
2209 * that have logged in across a SCSI fabric.
2210 */
2211#define	GET_IID_VAL(x)		(x & 0x3f)
2212#define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
2213#define	SET_IID_VAL(y, x)	y = ((y & ~0x3f) | (x & 0x3f))
2214#define	SET_BUS_VAL(y, x)	y = ((y & 0x3f) | ((x & 0x1) << 7))
2215
2216/*
2217 * ct_flags values
2218 */
2219#define CT_TQAE		0x00000002	/* bit  1, Tagged Queue Action enable */
2220#define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction - *to* initiator */
2221#define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction - *from* initiator */
2222#define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
2223#define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
2224#define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
2225#define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
2226#define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
2227#define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
2228#define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
2229#define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
2230
2231/*
2232 * ct_status values
2233 * - set by the firmware when it returns the CTIO
2234 */
2235#define CT_OK		0x01	/* completed without error */
2236#define CT_ABORTED	0x02	/* aborted by host */
2237#define CT_ERR		0x04	/* see sense data for error */
2238#define CT_INVAL	0x06	/* request for disabled lun */
2239#define CT_NOPATH	0x07	/* invalid ITL nexus */
2240#define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
2241#define	CT_DATA_OVER	0x09	/* (FC only) Data Overrun */
2242#define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
2243#define CT_TIMEOUT	0x0B	/* timed out */
2244#define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
2245#define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
2246#define	CT_BUS_ERROR	0x10	/* (FC Only) DMA PCI Error */
2247#define	CT_PANIC	0x13	/* Unrecoverable Error */
2248#define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2249#define	CT_DATA_UNDER	0x15	/* (FC only) Data Underrun */
2250#define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2251#define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
2252#define	CT_PORTUNAVAIL	0x28	/* port not available */
2253#define	CT_LOGOUT	0x29	/* port logout */
2254#define	CT_PORTCHANGED	0x2A	/* port changed */
2255#define	CT_IDE		0x33	/* Initiator Detected Error */
2256#define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
2257#define	CT_SRR		0x45	/* SRR Received */
2258#define	CT_LUN_RESET	0x48	/* Lun Reset Received */
2259
2260#define	CT_HBA_RESET	0xffff	/* pseudo error - command destroyed by HBA reset*/
2261
2262/*
2263 * When the firmware returns a CTIO entry, it may overwrite the last
2264 * part of the structure with sense data. This starts at offset 0x2E
2265 * into the entry, which is in the middle of ct_dataseg[1]. Rather
2266 * than define a new struct for this, I'm just using the sense data
2267 * offset.
2268 */
2269#define CTIO_SENSE_OFFSET	0x2E
2270
2271/*
2272 * Entry length in u_longs. All entries are the same size so
2273 * any one will do as the numerator.
2274 */
2275#define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(uint32_t))
2276
2277/*
2278 * QLA2100 CTIO (type 2) entry
2279 */
2280#define	MAXRESPLEN	26
2281typedef struct {
2282	isphdr_t	ct_header;
2283	uint32_t	ct_syshandle;
2284	uint8_t		ct_lun;		/* lun */
2285	uint8_t		ct_iid;		/* initiator id */
2286	uint16_t	ct_rxid;	/* response ID */
2287	uint16_t	ct_flags;
2288	uint16_t 	ct_status;	/* isp status */
2289	uint16_t	ct_timeout;
2290	uint16_t	ct_seg_count;
2291	uint32_t	ct_reloff;	/* relative offset */
2292	uint32_t	ct_resid;	/* residual length */
2293	union {
2294		/*
2295		 * The three different modes that the target driver
2296		 * can set the CTIO{2,3,4} up as.
2297		 *
2298		 * The first is for sending FCP_DATA_IUs as well as
2299		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
2300		 *
2301		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
2302		 * Note that no FCP_DATA_IUs will be sent.
2303		 *
2304		 * The third is for sending FCP_RSP_IUs as built specifically
2305		 * in system memory as located by the isp_dataseg.
2306		 */
2307		struct {
2308			uint32_t _reserved;
2309			uint16_t _reserved2;
2310			uint16_t ct_scsi_status;
2311			uint32_t ct_xfrlen;
2312			union {
2313				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2314				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2315				ispdslist_t ct_dslist;
2316			} u;
2317		} m0;
2318		struct {
2319			uint16_t _reserved;
2320			uint16_t _reserved2;
2321			uint16_t ct_senselen;
2322			uint16_t ct_scsi_status;
2323			uint16_t ct_resplen;
2324			uint8_t  ct_resp[MAXRESPLEN];
2325		} m1;
2326		struct {
2327			uint32_t _reserved;
2328			uint16_t _reserved2;
2329			uint16_t _reserved3;
2330			uint32_t ct_datalen;
2331			union {
2332				ispds_t	ct_fcp_rsp_iudata_32;
2333				ispds64_t ct_fcp_rsp_iudata_64;
2334			} u;
2335		} m2;
2336	} rsp;
2337} ct2_entry_t;
2338
2339typedef struct {
2340	isphdr_t	ct_header;
2341	uint32_t	ct_syshandle;
2342	uint16_t	ct_iid;		/* initiator id */
2343	uint16_t	ct_rxid;	/* response ID */
2344	uint16_t	ct_flags;
2345	uint16_t 	ct_status;	/* isp status */
2346	uint16_t	ct_timeout;
2347	uint16_t	ct_seg_count;
2348	uint32_t	ct_reloff;	/* relative offset */
2349	uint32_t	ct_resid;	/* residual length */
2350	union {
2351		struct {
2352			uint32_t _reserved;
2353			uint16_t _reserved2;
2354			uint16_t ct_scsi_status;
2355			uint32_t ct_xfrlen;
2356			union {
2357				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2358				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2359				ispdslist_t ct_dslist;
2360			} u;
2361		} m0;
2362		struct {
2363			uint16_t _reserved;
2364			uint16_t _reserved2;
2365			uint16_t ct_senselen;
2366			uint16_t ct_scsi_status;
2367			uint16_t ct_resplen;
2368			uint8_t  ct_resp[MAXRESPLEN];
2369		} m1;
2370		struct {
2371			uint32_t _reserved;
2372			uint16_t _reserved2;
2373			uint16_t _reserved3;
2374			uint32_t ct_datalen;
2375			union {
2376				ispds_t	ct_fcp_rsp_iudata_32;
2377				ispds64_t ct_fcp_rsp_iudata_64;
2378			} u;
2379		} m2;
2380	} rsp;
2381} ct2e_entry_t;
2382
2383/*
2384 * ct_flags values for CTIO2
2385 */
2386#define	CT2_FLAG_MODE0	0x0000
2387#define	CT2_FLAG_MODE1	0x0001
2388#define	CT2_FLAG_MODE2	0x0002
2389#define		CT2_FLAG_MMASK	0x0003
2390#define CT2_DATA_IN	0x0040	/* *to* initiator */
2391#define CT2_DATA_OUT	0x0080	/* *from* initiator */
2392#define CT2_NO_DATA	0x00C0
2393#define 	CT2_DATAMASK	0x00C0
2394#define	CT2_CCINCR	0x0100
2395#define	CT2_FASTPOST	0x0200
2396#define	CT2_CONFIRM	0x2000
2397#define	CT2_TERMINATE	0x4000
2398#define CT2_SENDSTATUS	0x8000
2399
2400/*
2401 * ct_status values are (mostly) the same as that for ct_entry.
2402 */
2403
2404/*
2405 * ct_scsi_status values- the low 8 bits are the normal SCSI status
2406 * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
2407 * fields.
2408 */
2409#define	CT2_RSPLEN_VALID	0x0100
2410#define	CT2_SNSLEN_VALID	0x0200
2411#define	CT2_DATA_OVER		0x0400
2412#define	CT2_DATA_UNDER		0x0800
2413
2414/*
2415 * ISP24XX CTIO
2416 */
2417#define	MAXRESPLEN_24XX	24
2418typedef struct {
2419	isphdr_t	ct_header;
2420	uint32_t	ct_syshandle;
2421	uint16_t	ct_nphdl;	/* status on returned CTIOs */
2422	uint16_t	ct_timeout;
2423	uint16_t	ct_seg_count;
2424	uint8_t		ct_vpidx;
2425	uint8_t		ct_xflags;
2426	uint16_t	ct_iid_lo;	/* low 16 bits of portid */
2427	uint8_t		ct_iid_hi;	/* hi 8 bits of portid */
2428	uint8_t		ct_reserved;
2429	uint32_t	ct_rxid;
2430	uint16_t	ct_senselen;	/* mode 1 only */
2431	uint16_t	ct_flags;
2432	uint32_t	ct_resid;	/* residual length */
2433	uint16_t	ct_oxid;
2434	uint16_t	ct_scsi_status;	/* modes 0 && 1 only */
2435	union {
2436		struct {
2437			uint32_t	reloff;
2438			uint32_t	reserved0;
2439			uint32_t	ct_xfrlen;
2440			uint32_t	reserved1;
2441			ispds64_t	ds;
2442		} m0;
2443		struct {
2444			uint16_t ct_resplen;
2445			uint16_t reserved;
2446			uint8_t  ct_resp[MAXRESPLEN_24XX];
2447		} m1;
2448		struct {
2449			uint32_t reserved0;
2450			uint32_t reserved1;
2451			uint32_t ct_datalen;
2452			uint32_t reserved2;
2453			ispds64_t ct_fcp_rsp_iudata;
2454		} m2;
2455	} rsp;
2456} ct7_entry_t;
2457
2458/*
2459 * ct_flags values for CTIO7
2460 */
2461#define CT7_NO_DATA	0x0000
2462#define CT7_DATA_OUT	0x0001	/* *from* initiator */
2463#define CT7_DATA_IN	0x0002	/* *to* initiator */
2464#define 	CT7_DATAMASK	0x3
2465#define	CT7_DSD_ENABLE	0x0004
2466#define	CT7_CONF_STSFD	0x0010
2467#define	CT7_EXPLCT_CONF	0x0020
2468#define	CT7_FLAG_MODE0	0x0000
2469#define	CT7_FLAG_MODE1	0x0040
2470#define	CT7_FLAG_MODE2	0x0080
2471#define		CT7_FLAG_MMASK	0x00C0
2472#define	CT7_NOACK	    0x0100
2473#define	CT7_TASK_ATTR_SHIFT	9
2474#define	CT7_CONFIRM     0x2000
2475#define	CT7_TERMINATE	0x4000
2476#define CT7_SENDSTATUS	0x8000
2477
2478/*
2479 * Type 7 CTIO status codes
2480 */
2481#define CT7_OK		0x01	/* completed without error */
2482#define CT7_ABORTED	0x02	/* aborted by host */
2483#define CT7_ERR		0x04	/* see sense data for error */
2484#define CT7_INVAL	0x06	/* request for disabled lun */
2485#define	CT7_INVRXID	0x08	/* Invalid RX_ID */
2486#define	CT7_DATA_OVER	0x09	/* Data Overrun */
2487#define CT7_TIMEOUT	0x0B	/* timed out */
2488#define CT7_RESET	0x0E	/* LIP Rset Received */
2489#define	CT7_BUS_ERROR	0x10	/* DMA PCI Error */
2490#define	CT7_REASSY_ERR	0x11	/* DMA reassembly error */
2491#define	CT7_DATA_UNDER	0x15	/* Data Underrun */
2492#define	CT7_PORTUNAVAIL	0x28	/* port not available */
2493#define	CT7_LOGOUT	0x29	/* port logout */
2494#define	CT7_PORTCHANGED	0x2A	/* port changed */
2495#define	CT7_SRR		0x45	/* SRR Received */
2496
2497/*
2498 * Other 24XX related target IOCBs
2499 */
2500
2501/*
2502 * ABTS Received
2503 */
2504typedef struct {
2505	isphdr_t	abts_header;
2506	uint8_t		abts_reserved0[6];
2507	uint16_t	abts_nphdl;
2508	uint16_t	abts_reserved1;
2509	uint16_t	abts_sof;
2510	uint32_t	abts_rxid_abts;
2511	uint16_t	abts_did_lo;
2512	uint8_t		abts_did_hi;
2513	uint8_t		abts_r_ctl;
2514	uint16_t	abts_sid_lo;
2515	uint8_t		abts_sid_hi;
2516	uint8_t		abts_cs_ctl;
2517	uint16_t	abts_fs_ctl;
2518	uint8_t		abts_f_ctl;
2519	uint8_t		abts_type;
2520	uint16_t	abts_seq_cnt;
2521	uint8_t		abts_df_ctl;
2522	uint8_t		abts_seq_id;
2523	uint16_t	abts_rx_id;
2524	uint16_t	abts_ox_id;
2525	uint32_t	abts_param;
2526	uint8_t		abts_reserved2[16];
2527	uint32_t	abts_rxid_task;
2528} abts_t;
2529
2530typedef struct {
2531	isphdr_t	abts_rsp_header;
2532	uint32_t	abts_rsp_handle;
2533	uint16_t	abts_rsp_status;
2534	uint16_t	abts_rsp_nphdl;
2535	uint16_t	abts_rsp_ctl_flags;
2536	uint16_t	abts_rsp_sof;
2537	uint32_t	abts_rsp_rxid_abts;
2538	uint16_t	abts_rsp_did_lo;
2539	uint8_t		abts_rsp_did_hi;
2540	uint8_t		abts_rsp_r_ctl;
2541	uint16_t	abts_rsp_sid_lo;
2542	uint8_t		abts_rsp_sid_hi;
2543	uint8_t		abts_rsp_cs_ctl;
2544	uint16_t	abts_rsp_f_ctl_lo;
2545	uint8_t		abts_rsp_f_ctl_hi;
2546	uint8_t		abts_rsp_type;
2547	uint16_t	abts_rsp_seq_cnt;
2548	uint8_t		abts_rsp_df_ctl;
2549	uint8_t		abts_rsp_seq_id;
2550	uint16_t	abts_rsp_rx_id;
2551	uint16_t	abts_rsp_ox_id;
2552	uint32_t	abts_rsp_param;
2553	union {
2554		struct {
2555			uint16_t reserved;
2556			uint8_t	last_seq_id;
2557			uint8_t seq_id_valid;
2558			uint16_t aborted_rx_id;
2559			uint16_t aborted_ox_id;
2560			uint16_t high_seq_cnt;
2561			uint16_t low_seq_cnt;
2562			uint8_t reserved2[4];
2563		} ba_acc;
2564		struct {
2565			uint8_t vendor_unique;
2566			uint8_t	explanation;
2567			uint8_t reason;
2568			uint8_t reserved;
2569			uint8_t reserved2[12];
2570		} ba_rjt;
2571		struct {
2572			uint8_t reserved[8];
2573			uint32_t subcode1;
2574			uint32_t subcode2;
2575		} rsp;
2576		uint8_t reserved[16];
2577	} abts_rsp_payload;
2578	uint32_t	abts_rsp_rxid_task;
2579} abts_rsp_t;
2580
2581/* terminate this ABTS exchange */
2582#define	ISP24XX_ABTS_RSP_TERMINATE	0x01
2583
2584#define	ISP24XX_ABTS_RSP_COMPLETE	0x00
2585#define	ISP24XX_ABTS_RSP_RESET		0x04
2586#define	ISP24XX_ABTS_RSP_ABORTED	0x05
2587#define	ISP24XX_ABTS_RSP_TIMEOUT	0x06
2588#define	ISP24XX_ABTS_RSP_INVXID		0x08
2589#define	ISP24XX_ABTS_RSP_LOGOUT		0x29
2590#define	ISP24XX_ABTS_RSP_SUBCODE	0x31
2591
2592#define	ISP24XX_NO_TASK			0xffffffff
2593
2594/*
2595 * Miscellaneous
2596 *
2597 * These are the limits of the number of dma segments we
2598 * can deal with based not on the size of the segment counter
2599 * (which is 16 bits), but on the size of the number of
2600 * queue entries field (which is 8 bits). We assume no
2601 * segments in the first queue entry, so we can either
2602 * have 7 dma segments per continuation entry or 5
2603 * (for 64 bit dma).. multiplying out by 254....
2604 */
2605#define	ISP_NSEG_MAX	1778
2606#define	ISP_NSEG64_MAX	1270
2607
2608#endif	/* _ISPMBOX_H */
2609