xref: /dragonfly/sys/dev/raid/asr/i2obscsi.h (revision d4ef6694)
1 /*-
2  ****************************************************************
3  * Copyright (c) 1996-2000 Distributed Processing Technology Corporation
4  * Copyright (c) 2000 Adaptec Corporation.
5  * All rights reserved.
6  *
7  * Copyright 1999 I2O Special Interest Group (I2O SIG).	 All rights reserved.
8  * All rights reserved
9  *
10  * TERMS AND CONDITIONS OF USE
11  *
12  * Redistribution and use in source form, with or without modification, are
13  * permitted provided that redistributions of source code must retain the
14  * above copyright notice, this list of conditions and the following disclaimer.
15  *
16  * This software is provided `as is' by Distributed Processing Technology 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 Distributed Processing Technology be
20  * liable for any direct, indirect, incidental, special, exemplary or
21  * consequential damages (including, but not limited to, procurement of
22  * substitute goods or services; loss of use, data, or profits; or business
23  * interruptions) however caused and on any theory of liability, whether in
24  * contract, strict liability, or tort (including negligence or otherwise)
25  * arising in any way out of the use of this driver software, even if advised
26  * of the possibility of such damage.
27  *
28  * This header file, and any modifications of this header file, are provided
29  * contingent upon your agreement and adherence to the here-listed terms and
30  * conditions.	By accepting and/or using this header file, you agree to abide
31  * by these terms and conditions and that these terms and conditions will be
32  * construed and governed in accordance with the laws of the State of California,
33  * without reference to conflict-of-law provisions.  If you do not agree
34  * to these terms and conditions, please delete this file, and any copies,
35  * permanently, without making any use thereof.
36  *
37  * THIS HEADER FILE IS PROVIDED FREE OF CHARGE ON AN AS-IS BASIS WITHOUT
38  * WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
39  * TO IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
40  * PURPOSE.  I2O SIG DOES NOT WARRANT THAT THIS HEADER FILE WILL MEET THE
41  * USER'S REQUIREMENTS OR THAT ITS OPERATION WILL BE UNINTERRUPTED OR
42  * ERROR-FREE.
43  *
44  * I2O SIG DISCLAIMS ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF
45  * ANY PROPRIETARY RIGHTS, RELATING TO THE IMPLEMENTATION OF THE I2O
46  * SPECIFICATIONS.  I2O SIG DOES NOT WARRANT OR REPRESENT THAT SUCH
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51  * OR LOST PROFITS ARISING OUT OF THE USE OR INABILITY TO USE THIS PROGRAM.
52  *
53  * I2O SIG grants the user of this header file a license to copy, distribute,
54  * and modify it, for any purpose, under the following terms.  Any copying,
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56  * the copyright notice of I2O SIG or any of these Terms and Conditions.
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59  * header file (unless such charges are strictly for the physical acts of
60  * copying or transferring copies).  However, distribution of a product in
61  * which this header file is embedded may include a charge so long as any
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63  *
64  * Any modification of this header file constitutes a derivative work based
65  * on this header file.	 Any distribution of such derivative work: (1) must
66  * include prominent notices that the header file has been changed from the
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71  * as these Terms and Conditions.
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73  * The I2O SIG Web site can be found at: http://www.i2osig.org
74  *
75  * The I2O SIG encourages you to deposit derivative works based on this
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78  * (United States).
79  *
80  * $FreeBSD: src/sys/dev/asr/i2obscsi.h,v 1.6 2005/01/06 01:42:29 imp Exp $
81  *
82  ****************************************************************/
83 
84 #if !defined(I2O_BASE_SCSI_HDR)
85 #define	I2O_BASE_SCSI_HDR
86 
87 #if ((defined(KERNEL) || defined(_KERNEL)) && defined(__FreeBSD__))
88 # if (KERN_VERSION < 3)
89 #  include    "i386/pci/i2omsg.h"	   /* Include the Base Message file */
90 # else
91 #  include    "dev/asr/i2omsg.h"
92 # endif
93 #else
94 # include    "i2omsg.h"		 /* Include the Base Message file */
95 #endif
96 
97 
98 #define	I2OBSCSI_REV 1_5_1	/* Header file revision string */
99 
100 
101 
102 /*****************************************************************************
103  *
104  *    I2OBSCSI.h -- I2O Base SCSI Device Class Message defintion file
105  *
106  *	This file contains information presented in Chapter 6, Section 6 & 7 of
107  *	the I2O Specification.
108  *
109  *  Revision History: (Revision History tracks the revision number of the I2O
110  *	    specification)
111  *
112  *	.92 - First marked revsion used for Proof of Concept.
113  *	.93 - Change to match the rev .93 of the spec.
114  *	.95 - Updated to Rev .95 of 2/5/96.
115  *     1.00 - Checked and Updated against spec version 1.00 4/9/96.
116  *     1.xx - Updated to the 1.x version of the I2O Specification on 11/11/96.
117  *     1.xx - 11/14/96
118  *	      1) Removed duplicate device type definitions.
119  *	      2) Added "DSC" to Detailed Status Code definitions.
120  *	      3) Changed SCSI-3 LUN fields from U64 to U8 array.
121  *     1.xx   11/15/96 - Added #pragma statments for i960.
122  *     1.xx   11/20/96 - Changed duplicate Bus Scan structure to Bus Reset.
123  *     1.xx   12/05/96 - Added Auto Request Sense flag definition.
124  *     1.5d   03/06/97 - Update for spec. draft version 1.5d.
125  *	      1) Converted SCSI bus adapter class to generic in i2oadptr.h.
126  *	      2) Fixed DSC reference:  changed from _BUS_SCAN to _BUS_RESET.
127  *     1.5d   03/031/97 - Made AutoSense flag definition consistent with spec.
128  *     1.5d   04/11/97 - Corrections from review cycle:
129  *	      1) Corrected typo in I2O_SCSI_PERIPHERAL_TYPE_PARALLEL.
130  *	      2) Corrected typo in I2O_SCSI_PORT_CONN_UNSHIELDED_P_HD.
131  *     1.5.1  05/02/97 - Corrections from review cycle:
132  *	      1) Remove #include for i2omstor.h.
133  *	      2) Add revision string.
134  *	      3) Convert tabs to spaces.
135  *	      4) New disclaimer.
136  *
137  *****************************************************************************/
138 
139 /*
140     NOTES:
141 
142     Gets, reads, receives, etc. are all even numbered functions.
143     Sets, writes, sends, etc. are all odd numbered functions.
144     Functions that both send and receive data can be either but an attempt is made
145     to use the function number that indicates the greater transfer amount.
146     Functions that do not send or receive data use odd function numbers.
147 
148     Some functions are synonyms like read, receive and send, write.
149 
150     All common functions will have a code of less than 0x80.
151     Unique functions to a class will start at 0x80.
152     Executive Functions start at 0xA0.
153 
154     Utility Message function codes range from 0 - 0x1f
155     Base Message function codes range from 0x20 - 0xfe
156     Private Message function code is 0xff.
157 */
158 
159 PRAGMA_ALIGN_PUSH
160 
161 PRAGMA_PACK_PUSH
162 
163 /*
164     SCSI Peripheral Class specific functions
165 
166     Although the names are SCSI Peripheral class specific, the values
167     assigned are common with other classes when applicable.
168 */
169 
170 #define	    I2O_SCSI_DEVICE_RESET	    0x27
171 #define	    I2O_SCSI_SCB_ABORT		    0x83
172 #define	    I2O_SCSI_SCB_EXEC		    0x81
173 
174 /*
175     Detailed Status Codes for SCSI operations
176 
177     The 16-bit Detailed Status Code field for SCSI operations is divided
178     into two separate 8-bit fields.  The lower 8 bits are used to report
179     Device Status information.	The upper 8 bits are used to report
180     Adapter Status information.	 The definitions for these two fields,
181     however, will be consistent with the standard reply message frame
182     structure declaration, which treats this as a single 16-bit field.
183 */
184 
185 
186 /*  SCSI Device Completion Status Codes (defined by SCSI-2/3)*/
187 
188 #define	I2O_SCSI_DEVICE_DSC_MASK		0x00FF
189 
190 #define	I2O_SCSI_DSC_SUCCESS			0x0000
191 #define	I2O_SCSI_DSC_CHECK_CONDITION		0x0002
192 #define	I2O_SCSI_DSC_BUSY			0x0008
193 #define	I2O_SCSI_DSC_RESERVATION_CONFLICT	0x0018
194 #define	I2O_SCSI_DSC_COMMAND_TERMINATED		0x0022
195 #define	I2O_SCSI_DSC_TASK_SET_FULL		0x0028
196 #define	I2O_SCSI_DSC_ACA_ACTIVE			0x0030
197 
198 /*  SCSI Adapter Status Codes (based on CAM-1) */
199 
200 #define	I2O_SCSI_HBA_DSC_MASK			0xFF00
201 
202 #define	I2O_SCSI_HBA_DSC_SUCCESS		0x0000
203 
204 #define	I2O_SCSI_HBA_DSC_REQUEST_ABORTED	0x0200
205 #define	I2O_SCSI_HBA_DSC_UNABLE_TO_ABORT	0x0300
206 #define	I2O_SCSI_HBA_DSC_COMPLETE_WITH_ERROR	0x0400
207 #define	I2O_SCSI_HBA_DSC_ADAPTER_BUSY		0x0500
208 #define	I2O_SCSI_HBA_DSC_REQUEST_INVALID	0x0600
209 #define	I2O_SCSI_HBA_DSC_PATH_INVALID		0x0700
210 #define	I2O_SCSI_HBA_DSC_DEVICE_NOT_PRESENT	0x0800
211 #define	I2O_SCSI_HBA_DSC_UNABLE_TO_TERMINATE	0x0900
212 #define	I2O_SCSI_HBA_DSC_SELECTION_TIMEOUT	0x0A00
213 #define	I2O_SCSI_HBA_DSC_COMMAND_TIMEOUT	0x0B00
214 
215 #define	I2O_SCSI_HBA_DSC_MR_MESSAGE_RECEIVED	0x0D00
216 #define	I2O_SCSI_HBA_DSC_SCSI_BUS_RESET		0x0E00
217 #define	I2O_SCSI_HBA_DSC_PARITY_ERROR_FAILURE	0x0F00
218 #define	I2O_SCSI_HBA_DSC_AUTOSENSE_FAILED	0x1000
219 #define	I2O_SCSI_HBA_DSC_NO_ADAPTER		0x1100
220 #define	I2O_SCSI_HBA_DSC_DATA_OVERRUN		0x1200
221 #define	I2O_SCSI_HBA_DSC_UNEXPECTED_BUS_FREE	0x1300
222 #define	I2O_SCSI_HBA_DSC_SEQUENCE_FAILURE	0x1400
223 #define	I2O_SCSI_HBA_DSC_REQUEST_LENGTH_ERROR	0x1500
224 #define	I2O_SCSI_HBA_DSC_PROVIDE_FAILURE	0x1600
225 #define	I2O_SCSI_HBA_DSC_BDR_MESSAGE_SENT	0x1700
226 #define	I2O_SCSI_HBA_DSC_REQUEST_TERMINATED	0x1800
227 
228 #define	I2O_SCSI_HBA_DSC_IDE_MESSAGE_SENT	0x3300
229 #define	I2O_SCSI_HBA_DSC_RESOURCE_UNAVAILABLE	0x3400
230 #define	I2O_SCSI_HBA_DSC_UNACKNOWLEDGED_EVENT	0x3500
231 #define	I2O_SCSI_HBA_DSC_MESSAGE_RECEIVED	0x3600
232 #define	I2O_SCSI_HBA_DSC_INVALID_CDB		0x3700
233 #define	I2O_SCSI_HBA_DSC_LUN_INVALID		0x3800
234 #define	I2O_SCSI_HBA_DSC_SCSI_TID_INVALID	0x3900
235 #define	I2O_SCSI_HBA_DSC_FUNCTION_UNAVAILABLE	0x3A00
236 #define	I2O_SCSI_HBA_DSC_NO_NEXUS		0x3B00
237 #define	I2O_SCSI_HBA_DSC_SCSI_IID_INVALID	0x3C00
238 #define	I2O_SCSI_HBA_DSC_CDB_RECEIVED		0x3D00
239 #define	I2O_SCSI_HBA_DSC_LUN_ALREADY_ENABLED	0x3E00
240 #define	I2O_SCSI_HBA_DSC_BUS_BUSY		0x3F00
241 
242 #define	I2O_SCSI_HBA_DSC_QUEUE_FROZEN		0x4000
243 
244 
245 /****************************************************************************/
246 
247 /* SCSI Peripheral Device Parameter Groups */
248 
249 /****************************************************************************/
250 
251 
252 /* SCSI Configuration and Operating Structures and Defines */
253 
254 
255 #define	    I2O_SCSI_DEVICE_INFO_GROUP_NO		0x0000
256 #define	    I2O_SCSI_DEVICE_BUS_PORT_INFO_GROUP_NO	0x0001
257 
258 
259 /* - 0000h - SCSI Device Information Parameters Group defines */
260 
261 /* Device Type */
262 
263 #define	I2O_SCSI_DEVICE_TYPE_DIRECT	    0x00
264 #define	I2O_SCSI_DEVICE_TYPE_SEQUENTIAL	    0x01
265 #define	I2O_SCSI_DEVICE_TYPE_PRINTER	    0x02
266 #define	I2O_SCSI_DEVICE_TYPE_PROCESSOR	    0x03
267 #define	I2O_SCSI_DEVICE_TYPE_WORM	    0x04
268 #define	I2O_SCSI_DEVICE_TYPE_CDROM	    0x05
269 #define	I2O_SCSI_DEVICE_TYPE_SCANNER	    0x06
270 #define	I2O_SCSI_DEVICE_TYPE_OPTICAL	    0x07
271 #define	I2O_SCSI_DEVICE_TYPE_MEDIA_CHANGER  0x08
272 #define	I2O_SCSI_DEVICE_TYPE_COMM	    0x09
273 #define	I2O_SCSI_DEVICE_GRAPHICS_1	    0x0A
274 #define	I2O_SCSI_DEVICE_GRAPHICS_2	    0x0B
275 #define	I2O_SCSI_DEVICE_TYPE_ARRAY_CONT	    0x0C
276 #define	I2O_SCSI_DEVICE_TYPE_SES	    0x0D
277 #define	I2O_SCSI_DEVICE_TYPE_UNKNOWN	    0x1F
278 
279 /* Flags */
280 
281 #define	I2O_SCSI_PERIPHERAL_TYPE_FLAG	    0x01
282 #define	I2O_SCSI_PERIPHERAL_TYPE_PARALLEL   0x00
283 #define	I2O_SCSI_PERIPHERAL_TYPE_SERIAL	    0x01
284 
285 #define	I2O_SCSI_RESERVED_FLAG		    0x02
286 
287 #define	I2O_SCSI_DISCONNECT_FLAG	    0x04
288 #define	I2O_SCSI_DISABLE_DISCONNECT	    0x00
289 #define	I2O_SCSI_ENABLE_DISCONNECT	    0x04
290 
291 #define	I2O_SCSI_MODE_MASK		    0x18
292 #define	I2O_SCSI_MODE_SET_DATA		    0x00
293 #define	I2O_SCSI_MODE_SET_DEFAULT	    0x08
294 #define	I2O_SCSI_MODE_SET_SAFEST	    0x10
295 
296 #define	I2O_SCSI_DATA_WIDTH_MASK	    0x60
297 #define	I2O_SCSI_DATA_WIDTH_8		    0x00
298 #define	I2O_SCSI_DATA_WIDTH_16		    0x20
299 #define	I2O_SCSI_DATA_WIDTH_32		    0x40
300 
301 #define	I2O_SCSI_SYNC_NEGOTIATION_FLAG	    0x80
302 #define	I2O_SCSI_DISABLE_SYNC_NEGOTIATION   0x00
303 #define	I2O_SCSI_ENABLE_SYNC_NEGOTIATION    0x80
304 
305 
306 /* - 0001h - SCSI Device Bus Port Info Parameters Group defines */
307 
308 /* Physical */
309 
310 #define	I2O_SCSI_PORT_PHYS_OTHER	    0x01
311 #define	I2O_SCSI_PORT_PHYS_UNKNOWN	    0x02
312 #define	I2O_SCSI_PORT_PHYS_PARALLEL	    0x03
313 #define	I2O_SCSI_PORT_PHYS_FIBRE_CHANNEL    0x04
314 #define	I2O_SCSI_PORT_PHYS_SERIAL_P1394	    0x05
315 #define	I2O_SCSI_PORT_PHYS_SERIAL_SSA	    0x06
316 
317 /* Electrical */
318 
319 #define	I2O_SCSI_PORT_ELEC_OTHER	    0x01
320 #define	I2O_SCSI_PORT_ELEC_UNKNOWN	    0x02
321 #define	I2O_SCSI_PORT_ELEC_SINGLE_ENDED	    0x03
322 #define	I2O_SCSI_PORT_ELEC_DIFFERENTIAL	    0x04
323 #define	I2O_SCSI_PORT_ELEC_LOW_VOLT_DIFF    0x05
324 #define	I2O_SCSI_PORT_ELEC_OPTICAL	    0x06
325 
326 /* Isochronous */
327 
328 #define	I2O_SCSI_PORT_ISOC_NO		    0x00
329 #define	I2O_SCSI_PORT_ISOC_YES		    0x01
330 #define	I2O_SCSI_PORT_ISOC_UNKNOWN	    0x02
331 
332 /* Connector Type */
333 
334 #define	I2O_SCSI_PORT_CONN_OTHER	    0x01
335 #define	I2O_SCSI_PORT_CONN_UNKNOWN	    0x02
336 #define	I2O_SCSI_PORT_CONN_NONE		    0x03
337 #define	I2O_SCSI_PORT_CONN_SHIELDED_A_HD    0x04
338 #define	I2O_SCSI_PORT_CONN_UNSHIELDED_A_HD  0x05
339 #define	I2O_SCSI_PORT_CONN_SHIELDED_A_LD    0x06
340 #define	I2O_SCSI_PORT_CONN_UNSHIELDED_A_LD  0x07
341 #define	I2O_SCSI_PORT_CONN_SHIELDED_P_HD    0x08
342 #define	I2O_SCSI_PORT_CONN_UNSHIELDED_P_HD  0x09
343 #define	I2O_SCSI_PORT_CONN_SCA_I	    0x0A
344 #define	I2O_SCSI_PORT_CONN_SCA_II	    0x0B
345 #define	I2O_SCSI_PORT_CONN_FC_DB9	    0x0C
346 #define	I2O_SCSI_PORT_CONN_FC_FIBRE	    0x0D
347 #define	I2O_SCSI_PORT_CONN_FC_SCA_II_40	    0x0E
348 #define	I2O_SCSI_PORT_CONN_FC_SCA_II_20	    0x0F
349 #define	I2O_SCSI_PORT_CONN_FC_BNC	    0x10
350 
351 /* Connector Gender */
352 
353 #define	I2O_SCSI_PORT_CONN_GENDER_OTHER	    0x01
354 #define	I2O_SCSI_PORT_CONN_GENDER_UNKOWN    0x02
355 #define	I2O_SCSI_PORT_CONN_GENDER_FEMALE    0x03
356 #define	I2O_SCSI_PORT_CONN_GENDER_MALE	    0x04
357 
358 
359 /* SCSI Device Group 0000h - Device Information Parameter Group */
360 
361 typedef struct _I2O_SCSI_DEVICE_INFO_SCALAR {
362     U8		DeviceType;
363     U8		Flags;
364     U16		Reserved2;
365     U32		Identifier;
366     U8		LunInfo[8]; /* SCSI-2 8-bit scalar LUN goes into offset 1 */
367     U32		QueueDepth;
368     U8		Reserved1a;
369     U8		NegOffset;
370     U8		NegDataWidth;
371     U8		Reserved1b;
372     U64		NegSyncRate;
373 
374 } I2O_SCSI_DEVICE_INFO_SCALAR, *PI2O_SCSI_DEVICE_INFO_SCALAR;
375 
376 
377 /* SCSI Device Group 0001h - Bus Port Information Parameter Group */
378 
379 typedef struct _I2O_SCSI_BUS_PORT_INFO_SCALAR {
380     U8		PhysicalInterface;
381     U8		ElectricalInterface;
382     U8		Isochronous;
383     U8		ConnectorType;
384     U8		ConnectorGender;
385     U8		Reserved1;
386     U16		Reserved2;
387     U32		MaxNumberDevices;
388 } I2O_SCSI_BUS_PORT_INFO_SCALAR, *PI2O_SCSI_BUS_PORT_INFO_SCALAR;
389 
390 
391 
392 /****************************************************************************/
393 
394 /* I2O SCSI Peripheral Event Indicator Assignment */
395 
396 #define	I2O_SCSI_EVENT_SCSI_SMART		0x00000010
397 
398 
399 /****************************************************************************/
400 
401 /* SCSI Peripheral Class Specific Message Definitions */
402 
403 /****************************************************************************/
404 
405 
406 /****************************************************************************/
407 
408 /* I2O SCSI Peripheral Successful Completion Reply Message Frame */
409 
410 typedef struct _I2O_SCSI_SUCCESS_REPLY_MESSAGE_FRAME {
411     I2O_SINGLE_REPLY_MESSAGE_FRAME StdReplyFrame;
412     U32			    TransferCount;
413 } I2O_SCSI_SUCCESS_REPLY_MESSAGE_FRAME, *PI2O_SCSI_SUCCESS_REPLY_MESSAGE_FRAME;
414 
415 
416 /****************************************************************************/
417 
418 /* I2O SCSI Peripheral Error Report Reply Message Frame */
419 
420 #ifdef _WIN64
421 #define	I2O_SCSI_SENSE_DATA_SZ	    44
422 #else
423 #define	I2O_SCSI_SENSE_DATA_SZ	    40
424 #endif
425 
426 typedef struct _I2O_SCSI_ERROR_REPLY_MESSAGE_FRAME {
427     I2O_SINGLE_REPLY_MESSAGE_FRAME StdReplyFrame;
428     U32			    TransferCount;
429     U32			    AutoSenseTransferCount;
430     U8			    SenseData[I2O_SCSI_SENSE_DATA_SZ];
431 } I2O_SCSI_ERROR_REPLY_MESSAGE_FRAME, *PI2O_SCSI_ERROR_REPLY_MESSAGE_FRAME;
432 
433 
434 /****************************************************************************/
435 
436 /* I2O SCSI Device Reset Message Frame */
437 
438 typedef struct _I2O_SCSI_DEVICE_RESET_MESSAGE {
439     I2O_MESSAGE_FRAME	    StdMessageFrame;
440     I2O_TRANSACTION_CONTEXT TransactionContext;
441 } I2O_SCSI_DEVICE_RESET_MESSAGE, *PI2O_SCSI_DEVICE_RESET_MESSAGE;
442 
443 
444 /****************************************************************************/
445 
446 /* I2O SCSI Control Block Abort Message Frame */
447 
448 typedef struct _I2O_SCSI_SCB_ABORT_MESSAGE {
449     I2O_MESSAGE_FRAME	    StdMessageFrame;
450     I2O_TRANSACTION_CONTEXT TransactionContext;
451     I2O_TRANSACTION_CONTEXT TransactionContextToAbort;
452 } I2O_SCSI_SCB_ABORT_MESSAGE, *PI2O_SCSI_SCB_ABORT_MESSAGE;
453 
454 
455 /****************************************************************************/
456 
457 /* I2O SCSI Control Block Execute Message Frame */
458 
459 #define	 I2O_SCSI_CDB_LENGTH		    16
460 
461 typedef U16	I2O_SCB_FLAGS;
462 
463 #define	I2O_SCB_FLAG_XFER_DIR_MASK	    0xC000
464 #define	I2O_SCB_FLAG_NO_DATA_XFER	    0x0000
465 #define	I2O_SCB_FLAG_XFER_FROM_DEVICE	    0x4000
466 #define	I2O_SCB_FLAG_XFER_TO_DEVICE	    0x8000
467 
468 #define	I2O_SCB_FLAG_ENABLE_DISCONNECT	    0x2000
469 
470 #define	I2O_SCB_FLAG_TAG_TYPE_MASK	    0x0380
471 #define	I2O_SCB_FLAG_NO_TAG_QUEUEING	    0x0000
472 #define	I2O_SCB_FLAG_SIMPLE_QUEUE_TAG	    0x0080
473 #define	I2O_SCB_FLAG_HEAD_QUEUE_TAG	    0x0100
474 #define	I2O_SCB_FLAG_ORDERED_QUEUE_TAG	    0x0180
475 #define	I2O_SCB_FLAG_ACA_QUEUE_TAG	    0x0200
476 
477 #define	I2O_SCB_FLAG_AUTOSENSE_MASK	    0x0060
478 #define	I2O_SCB_FLAG_DISABLE_AUTOSENSE	    0x0000
479 #define	I2O_SCB_FLAG_SENSE_DATA_IN_MESSAGE  0x0020
480 #define	I2O_SCB_FLAG_SENSE_DATA_IN_BUFFER   0x0060
481 
482 typedef struct _I2O_SCSI_SCB_EXECUTE_MESSAGE {
483     I2O_MESSAGE_FRAME	    StdMessageFrame;
484     I2O_TRANSACTION_CONTEXT TransactionContext;
485     U8			    CDBLength;
486     U8			    Reserved;
487     I2O_SCB_FLAGS	    SCBFlags;
488     U8			    CDB[I2O_SCSI_CDB_LENGTH];
489     U32			    ByteCount;
490     I2O_SG_ELEMENT	    SGL;
491 } I2O_SCSI_SCB_EXECUTE_MESSAGE, *PI2O_SCSI_SCB_EXECUTE_MESSAGE;
492 
493 
494 PRAGMA_PACK_POP
495 
496 PRAGMA_ALIGN_POP
497 
498 #endif	    /* I2O_BASE_SCSI_HDR */
499