xref: /dragonfly/sys/dev/raid/asr/osd_unix.h (revision f23afe8b)
1 /*-
2  * Copyright (c) 1996-1999 Distributed Processing Technology Corporation
3  * All rights reserved.
4  *
5  * Redistribution and use in source form, with or without modification, are
6  * permitted provided that redistributions of source code must retain the
7  * above copyright notice, this list of conditions and the following disclaimer.
8  *
9  * This software is provided `as is' by Distributed Processing Technology and
10  * any express or implied warranties, including, but not limited to, the
11  * implied warranties of merchantability and fitness for a particular purpose,
12  * are disclaimed. In no event shall Distributed Processing Technology be
13  * liable for any direct, indirect, incidental, special, exemplary or
14  * consequential damages (including, but not limited to, procurement of
15  * substitute goods or services; loss of use, data, or profits; or business
16  * interruptions) however caused and on any theory of liability, whether in
17  * contract, strict liability, or tort (including negligence or otherwise)
18  * arising in any way out of the use of this driver software, even if advised
19  * of the possibility of such damage.
20  *
21  * $FreeBSD: src/sys/dev/asr/osd_unix.h,v 1.9 2005/01/06 01:42:29 imp Exp $
22  */
23 
24 #ifndef		__OSD_UNIX_H
25 #define		__OSD_UNIX_H
26 
27 #include <sys/ioccom.h>
28 
29 /*File - OSD_UNIX.H */
30 /*****************************************************************************/
31 /*									     */
32 /*Description:								     */
33 /*									     */
34 /*    This file contains definitions for the UNIX OS dependent layer of the  */
35 /*DPT engine.								     */
36 /*									     */
37 /*Copyright Distributed Processing Technology, Corp.			     */
38 /*	  140 Candace Dr.						     */
39 /*	  Maitland, Fl. 32751	USA					     */
40 /*	  Phone: (407) 830-5522	 Fax: (407) 260-5366			     */
41 /*	  All Rights Reserved						     */
42 /*									     */
43 /*Author:	Bob Pasteur						     */
44 /*Date:		5/28/93							     */
45 /*									     */
46 /*Editors:								     */
47 /*		3/7/96	salyzyn@dpt.com					     */
48 /*			Added BSDi extensions				     */
49 /*		30/9/99 salyzyn@dpt.com					     */
50 /*			Added I2ORESCANCMD				     */
51 /*		7/12/99 salyzyn@dpt.com					     */
52 /*			Added I2ORESETCMD				     */
53 /*									     */
54 /*Remarks:								     */
55 /*									     */
56 /*									     */
57 /*****************************************************************************/
58 
59 /* Definitions - Defines & Constants ---------------------------------------*/
60 
61 #define	DPT_TurnAroundKey  0x01	   /* TurnAround Message Type for engine      */
62 #define	DPT_EngineKey	   0x02	   /* Message Que and Type for engine	      */
63 #define	DPT_LoggerKey	   0x03	   /* Message Type For Logger		      */
64 #define	DPT_CommEngineKey  0x04	   /* Message Que Type Created		      */
65 
66 #define	MSG_RECEIVE    0x40000000  /* Ored Into Logger PID For Return Msg     */
67 
68 #define	ENGMSG_ECHO	   0x00	   /* Turnarround Echo Engine Message	      */
69 #define	ENGMSG_OPEN	   0x01	   /* Turnarround Open Engine Message	      */
70 #define	ENGMSG_CLOSE	   0x02	   /* Turnarround Close Engine Message	      */
71 
72   /* Message Que Creation Flags */
73 
74 #define	MSG_URD		   00400
75 #define	MSG_UWR		   00200
76 #define	MSG_GRD		   00040
77 #define	MSG_GWR		   00020
78 #define	MSG_ORD		   00004
79 #define	MSG_OWR		   00002
80 #define	MSG_ALLRD	   00444
81 #define	MSG_ALLWR	   00222
82 
83   /* Message Que Creation Flags */
84 
85 #define	SHM_URD		   00400
86 #define	SHM_UWR		   00200
87 #define	SHM_GRD		   00040
88 #define	SHM_GWR		   00020
89 #define	SHM_ORD		   00004
90 #define	SHM_OWR		   00002
91 #define	SHM_ALLRD	   00444
92 #define	SHM_ALLWR	   00222
93 
94   /* Program Exit Codes */
95 
96 #define	ExitGoodStatus		 0
97 #define	ExitBadParameter	 1
98 #define	ExitSignalFail		 3
99 #define	ExitMsqAllocFail	 5
100 #define	ExitBuffAllocFail	 6
101 #define	ExitMsgSendFail		 8
102 #define	ExitMsgReceiveFail	 9
103 
104 #define	ExitEngOpenFail		 10
105 #define	ExitDuplicateEngine	 11
106 
107 #define	ExitCommAllocFail	 12
108 #define	ExitDuplicateCommEng	 13
109 #define	ExitCommConnectFail	 14
110 
111 #ifndef MAX_HAS
112 
113 #define	MAX_HAS			 18
114 #define	MAX_NAME		 100
115 
116 #endif	/* ifndef MAX_HAS */
117 
118 
119 typedef struct {
120 	uCHAR ConfigLength[4];	     /* Len in bytes after this field.	    */
121 	uCHAR EATAsignature[4];
122 	uCHAR EATAversion;
123 	uCHAR Flags1;
124 	uCHAR PadLength[2];
125 	uCHAR HBA[4];
126 	uCHAR CPlength[4];	     /* Command Packet Length		    */
127 	uCHAR SPlength[4];	     /* Status Packet Length		    */
128 	uCHAR QueueSize[2];	     /* Controller Que depth		    */
129 	uCHAR SG_Size[4];
130 	uCHAR Flags2;
131 	uCHAR Reserved0;	     /* Reserved Field			     */
132 	uCHAR Flags3;
133 	uCHAR ScsiValues;
134 	uCHAR MaxLUN;		     /* Maximun LUN Supported		     */
135 	uCHAR Flags4;
136 	uCHAR RaidNum;		     /* RAID HBA Number For Stripping	     */
137 	uCHAR Reserved3;	     /* Reserved Field			     */
138 	       } DptReadConfig_t;
139 
140 #if defined(_DPT_SOLARIS)
141 
142 #include <sys/types.h>
143 #include <sys/ddidmareq.h>
144 #include <sys/scsi/scsi.h>
145 /*#define	_KERNEL */
146 #include <sys/dditypes.h>
147 #include <sys/ddi_impldefs.h>
148 #include <sys/scsi/impl/transport.h>
149 /* #undef _KERNEL */
150 
151 #undef MSG_DISCONNECT
152 #define	MSG_DISCONNECT	0x11L
153 
154 #define	EATAUSRCMD     1
155 #define	DPT_SIGNATURE  2
156 #define	DPT_NUMCTRLS   3
157 #define	DPT_CTRLINFO   4
158 #define	DPT_SYSINFO    5
159 #define	DPT_BLINKLED   6
160 #define	I2OUSRCMD      7
161 /* #define	I2ORESCANCMD 8 */	/* Use DPT_IO_ACCESS instead */
162 /* #define	I2ORESETCMD  9 */	/* Use DPT_IO_ACCESS instead */
163 
164 #define	DPT_MAX_DMA_SEGS  32	     /* Max used Scatter/Gather seg	    */
165 
166 struct dpt_sg {
167        paddr_t data_addr;
168        uLONG data_len;
169 	      };
170 
171 typedef struct {
172 	uSHORT NumHBAs;
173 	uLONG IOAddrs[18];
174 	       } GetHbaInfo_t;
175 
176 #elif defined(_DPT_DGUX)
177 
178 #ifndef _IOWR
179 # define _IOWR(x,y,z)	(0x0fff3900|y)
180 #endif
181 #ifndef _IOW
182 # define _IOW(x,y,z)	(0x0fff3900|y)
183 #endif
184 #ifndef _IOR
185 # define _IOR(x,y,z)	(0x0fff3900|y)
186 #endif
187 #ifndef _IO
188 # define _IO(x,y)	(0x0fff3900|y)
189 #endif
190 /* EATA PassThrough Command	*/
191 #define	EATAUSRCMD	_IOWR('D',65,EATA_CP)
192 /* Get Signature Structure	*/
193 #define	DPT_SIGNATURE	_IOR('D',67,dpt_sig_S)
194 /* Get Number Of DPT Adapters	*/
195 #define	DPT_NUMCTRLS	_IOR('D',68,int)
196 /* Get Adapter Info Structure	*/
197 #define	DPT_CTRLINFO	_IOR('D',69,CtrlInfo)
198 /* Get System Info Structure	*/
199 #define	DPT_SYSINFO	_IOR('D',72,sysInfo_S)
200 /* Get Blink LED Code		*/
201 #define	DPT_BLINKLED	_IOR('D',75,int)
202 /* Get Statistical information (if available) */
203 #define	DPT_STATS_INFO	      _IOR('D',80,STATS_DATA)
204 /* Clear the statistical information	      */
205 #define	DPT_STATS_CLEAR	      _IO('D',81)
206 /* Send an I2O command */
207 #define	I2OUSRCMD	_IO('D',76)
208 /* Inform driver to re-acquire LCT information */
209 #define	I2ORESCANCMD	_IO('D',77)
210 /* Inform driver to reset adapter */
211 #define	I2ORESETCMD	_IO('D',78)
212 
213 #elif defined(SNI_MIPS)
214   /* Unix Ioctl Command definitions */
215 
216 #define	EATAUSRCMD     (('D'<<8)|65)
217 #define	DPT_DEBUG      (('D'<<8)|66)
218 #define	DPT_SIGNATURE  (('D'<<8)|67)
219 #define	DPT_NUMCTRLS   (('D'<<8)|68)
220 #define	DPT_CTRLINFO   (('D'<<8)|69)
221 #define	DPT_STATINFO   (('D'<<8)|70)
222 #define	DPT_CLRSTAT    (('D'<<8)|71)
223 #define	DPT_SYSINFO    (('D'<<8)|72)
224 /* Set Timeout Value		*/
225 #define	DPT_TIMEOUT    (('D'<<8)|73)
226 /* Get config Data		*/
227 #define	DPT_CONFIG     (('D'<<8)|74)
228 /* Get config Data		*/
229 #define	DPT_BLINKLED   (('D'<<8)|75)
230 /* Get Statistical information (if available) */
231 #define	DPT_STATS_INFO	      (('D'<<8)|80)
232 /* Clear the statistical information	      */
233 #define	DPT_STATS_CLEAR	      (('D'<<8)|81)
234 /* Send an I2O command */
235 #define	I2OUSRCMD	(('D'<<8)|76)
236 /* Inform driver to re-acquire LCT information */
237 #define	I2ORESCANCMD	(('D'<<8)|77)
238 /* Inform driver to reset adapter */
239 #define	I2ORESETCMD	(('D'<<8)|78)
240 
241 #else
242 
243   /* Unix Ioctl Command definitions */
244 
245 #ifdef _DPT_AIX
246 
247 #undef _IOWR
248 #undef _IOW
249 #undef _IOR
250 #undef _IO
251 #endif
252 
253 #ifndef _IOWR
254 # define _IOWR(x,y,z)	(((x)<<8)|y)
255 #endif
256 #ifndef _IOW
257 # define _IOW(x,y,z)	(((x)<<8)|y)
258 #endif
259 #ifndef _IOR
260 # define _IOR(x,y,z)	(((x)<<8)|y)
261 #endif
262 #ifndef _IO
263 # define _IO(x,y)	(((x)<<8)|y)
264 #endif
265 /* EATA PassThrough Command	*/
266 #define	EATAUSRCMD	_IOWR('D',65,EATA_CP)
267 /* Set Debug Level If Enabled	*/
268 #define	DPT_DEBUG	_IOW('D',66,int)
269 /* Get Signature Structure	*/
270 #define	DPT_SIGNATURE	_IOR('D',67,dpt_sig_S)
271 #if defined __bsdi__
272 #define	DPT_SIGNATURE_PACKED   _IOR('D',67,dpt_sig_S_Packed)
273 #endif
274 /* Get Number Of DPT Adapters	*/
275 #define	DPT_NUMCTRLS	_IOR('D',68,int)
276 /* Get Adapter Info Structure	*/
277 #define	DPT_CTRLINFO	_IOR('D',69,CtrlInfo)
278 /* Get Statistics If Enabled	*/
279 #define	DPT_STATINFO	_IO('D',70)
280 /* Clear Stats If Enabled	*/
281 #define	DPT_CLRSTAT	_IO('D',71)
282 /* Get System Info Structure	*/
283 #define	DPT_SYSINFO	_IOR('D',72,sysInfo_S)
284 /* Set Timeout Value		*/
285 #define	DPT_TIMEOUT	_IO('D',73)
286 /* Get config Data		*/
287 #define	DPT_CONFIG	_IO('D',74)
288 /* Get Blink LED Code		*/
289 #define	DPT_BLINKLED	_IOR('D',75,int)
290 /* Get Statistical information (if available) */
291 #define	DPT_STATS_INFO	      _IOR('D',80,STATS_DATA)
292 /* Clear the statistical information	      */
293 #define	DPT_STATS_CLEAR	      _IO('D',81)
294 /* Get Performance metrics */
295 #define	DPT_PERF_INFO	     _IOR('D',82,dpt_perf_t)
296 /* Send an I2O command */
297 #define	I2OUSRCMD	_IO('D',76)
298 /* Inform driver to re-acquire LCT information */
299 #define	I2ORESCANCMD	_IO('D',77)
300 /* Inform driver to reset adapter */
301 #define	I2ORESETCMD	_IO('D',78)
302 #if defined _DPT_LINUX
303 /* See if the target is mounted */
304 #define	DPT_TARGET_BUSY _IOR('D',79, TARGET_BUSY_T)
305 #endif
306 
307 
308 #endif	/* _DPT_SOLARIS else */
309 
310 		 /* Adapter Flags Field Bit Definitions */
311 
312 #define	CTLR_INSTALLED	0x00000001  /* Adapter Was Installed	    */
313 #define	CTLR_DMA	0x00000002  /* DMA Supported		    */
314 #define	CTLR_OVERLAP	0x00000004  /* Overlapped Commands Support  */
315 #define	CTLR_SECONDARY	0x00000008  /* I/O Address Not 0x1f0	    */
316 #define	CTLR_BLINKLED	0x00000010  /* Adapter In Blink LED State   */
317 #define	CTLR_HBACI	0x00000020  /* Cache Inhibit Supported	    */
318 #define	CTLR_CACHE	0x00000040  /* Adapter Has Cache	    */
319 #define	CTLR_SANE	0x00000080  /* Adapter Functioning OK	    */
320 #define	CTLR_BUS_QUIET	0x00000100  /* Bus Quite On This Adapter    */
321 #define	CTLR_ABOVE_16	0x00000200  /* Support For Mem. Above 16 MB */
322 #define	CTLR_SCAT_GATH	0x00000400  /* Scatter Gather Supported	    */
323 
324 
325 /* Definitions - Structure & Typedef ---------------------------------------*/
326 
327 typedef struct {
328 		 uLONG	   MsgID;
329 		 DPT_TAG_T engineTag;
330 		 DPT_TAG_T targetTag;
331 		 DPT_MSG_T engEvent;
332 		 long	   BufferID;
333 		 uLONG	   FromEngBuffOffset;
334 		 uLONG	   callerID;
335 		 DPT_RTN_T result;
336 		 uLONG	   timeOut;
337 	       } MsgHdr;
338 
339 #define	MsgDataSize sizeof(MsgHdr) - 4
340 
341 #ifndef SNI_MIPS
342 
343 /*-------------------------------------------------------------------------*/
344 /*		       EATA Command Packet definition			   */
345 /*-------------------------------------------------------------------------*/
346 
347 typedef struct EATACommandPacket {
348 
349 #ifdef _DPT_UNIXWARE
350 
351 	uCHAR	  EataID[4];
352 	uINT	  EataCmd;
353 	uCHAR	  *CmdBuffer;
354 
355 #endif	 /* _DPT_UNIXWARE */
356 
357 #ifdef _DPT_AIX
358 
359 	uCHAR	  HbaTargetID;
360 	uCHAR	  HbaLUN;
361 
362 #endif	/* _DPT_AIX */
363 
364 	uCHAR	 cp_Flags1;	     /* Command Flags			    */
365 	uCHAR	 cp_Req_Len;	     /* AutoRequestSense Data length.	    */
366 	uCHAR	 cp_Resv1[3];	     /* Reserved Fields			    */
367 	uCHAR	 cp_Flags2;
368 	uCHAR	 cp_Flags3;
369 	uCHAR	 cp_ScsiAddr;
370 	uCHAR	 cp_msg0;	     /* Identify and Disconnect Message.    */
371 	uCHAR	 cp_msg1;
372 	uCHAR	 cp_msg2;
373 	uCHAR	 cp_msg3;
374 	uCHAR	 cp_cdb[12];	     /* SCSI cdb for command.		    */
375 	uLONG	 cp_dataLen;	     /* Data length in Bytes for command.   */
376 	uLONG	 cp_Vue;	     /* Vendor Unique Area		    */
377 	uCHAR	 *cp_DataAddr;	     /* Data Address For The Command.	    */
378 	uCHAR	 *cp_SpAddr;	     /* Status Packet Physical Address.	    */
379 	uCHAR	 *cp_SenseAddr;	     /* AutoRequestSense Data Phy Address.  */
380 
381 #ifdef _DPT_SOLARIS
382 
383 	uCHAR	  HostStatus;
384 	uCHAR	  TargetStatus;
385 	uCHAR	  CdbLength;
386 	uCHAR	  SG_Size;
387 	struct scsi_arq_status ReqSenseData;
388 	struct	dpt_sg SG_List[DPT_MAX_DMA_SEGS];
389 	union {
390 		char *b_scratch;
391 		struct scsi_cmd *b_ownerp;
392 	      } cc;
393 	paddr_t ccb_paddr;
394 	uSHORT IOAddress;
395 
396 #else  /* _DPT_SOLARIS */
397 
398 	uLONG	  TimeOut ;
399 	uCHAR	  HostStatus;
400 	uCHAR	  TargetStatus;
401 	uCHAR	  Retries;
402 
403 #endif	/* _DPT_SOLARIS else */
404 
405 				  } EATA_CP;
406 #endif /* SNI_MIPS */
407 
408 
409 		      /* Control Flags 1 Definitions */
410 
411 #define	SCSI_RESET	  0x01	     /* Cause a SCSI Bus reset on the cmd */
412 #define	HBA_INIT	  0x02	     /* Cause Controller to reInitialize  */
413 #define	AUTO_REQ_SENSE	  0x04	     /* Do Auto Request Sense on errors	  */
414 #define	SCATTER_GATHER	  0x08	     /* Data Ptr points to a SG Packet	  */
415 #define	INTERPRET	  0x20	     /* Interpret the SCSI cdb of own use */
416 #define	DATA_OUT	  0x04	     /* Data Out phase with command	  */
417 #define	DATA_IN		  0x08	     /* Data In phase with command	  */
418 
419 		      /* Control Flags 2 Definitions */
420 
421 #define	FIRMWARE_NESTED	  0x01
422 
423 
424 		      /* Control Flags 3 Definitions */
425 
426 #define	PHYSICAL_UNIT	  0x01	     /* Send Command Directly To Target	  */
427 #define	IAT		  0x02	     /* Inhibit Address Translation	  */
428 #define	HBACI		  0x04	     /* Inhibit Caching			  */
429 
430 
431   /* Structure Returned From Get Controller Info			     */
432 
433 typedef struct {
434 
435 	uCHAR	 state;		   /* Operational state		      */
436 	uCHAR	 id;		   /* Host adapter SCSI id	      */
437 	int	 vect;		   /* Interrupt vector number	      */
438 	int	 base;		   /* Base I/O address		      */
439 	int	 njobs;		   /* # of jobs sent to HA	      */
440 	int	 qdepth;	   /* Controller queue depth.	      */
441 	int	 wakebase;	   /* mpx wakeup base index.	      */
442 	uLONG	 SGsize;	   /* Scatter/Gather list size.	      */
443 	unsigned heads;		   /* heads for drives on cntlr.      */
444 	unsigned sectors;	   /* sectors for drives on cntlr.    */
445 	uCHAR	 do_drive32;	   /* Flag for Above 16 MB Ability    */
446 	uCHAR	 BusQuiet;	   /* SCSI Bus Quiet Flag	      */
447 	char	 idPAL[4];	   /* 4 Bytes Of The ID Pal	      */
448 	uCHAR	 primary;	   /* 1 For Primary, 0 For Secondary  */
449 	uCHAR	 eataVersion;	   /* EATA Version		      */
450 	uLONG	 cpLength;	   /* EATA Command Packet Length      */
451 	uLONG	 spLength;	   /* EATA Status Packet Length	      */
452 	uCHAR	 drqNum;	   /* DRQ Index (0,5,6,7)	      */
453 	uCHAR	 flag1;		   /* EATA Flags 1 (Byte 9)	      */
454 	uCHAR	 flag2;		   /* EATA Flags 2 (Byte 30)	      */
455 
456 	       } CtrlInfo;
457 
458 #ifndef SNI_MIPS
459 #ifdef _DPT_UNIXWARE
460 
461 typedef struct {
462 
463 	uINT	 state;		   /* Operational state		   */
464 	uCHAR	 id[4];		   /* Host adapter SCSI id	   */
465 	uINT	 vect;		   /* Interrupt vector number	   */
466 	uLONG	 base;		   /* Base I/O address		   */
467 	int	 ha_max_jobs;	   /* Max number of Active Jobs	   */
468 	uLONG	 ha_cacheParams;
469 	int	 ha_nbus;	   /* Number Of Busses on HBA	   */
470 	int	 ha_ntargets;	   /* Number Of Targets Supported  */
471 	int	 ha_nluns;	   /* Number Of LUNs Supported	   */
472 	int	 ha_tshift;	   /* Shift value for target	   */
473 	int	 ha_bshift;	   /* Shift value for bus	   */
474 	uINT	 ha_npend;	   /* # of jobs sent to HA	   */
475 	int	 ha_active_jobs;   /* Number Of Active Jobs	   */
476 
477 	       } HbaInfo;
478 
479 	/* SDI ioctl prefix for hba specific ioctl's */
480 
481 #define	SDI_IOC	       (('S'<<24)|('D'<<16)|('I'<<8))
482 
483 #define	SDI_HBANAME    ((SDI_IOC)|0x14) /* Get HBA module name	    */
484 #define	SDI_SEND       0x0081		/* Send a SCSI command	    */
485 
486 #else
487 
488 typedef struct {
489 
490 	uLONG  flags;		 /* Operational State Flags	    */
491 	uCHAR  id[4];		 /* Host Adapter SCSI ID	    */
492 	int    vect;		 /* Interrupt Vector Number	    */
493 	int    base;		 /* Base I/O Address		    */
494 	int    njobs;		 /* # Of CCBs Outstanding To HBA    */
495 	int    qdepth;		 /* Controller Queue depth.	    */
496 	uLONG  SGsize;		 /* Scatter/Gather List Size.	    */
497 	char   idPAL[4];	 /* 4 Bytes Of The ID Pal	    */
498 	uCHAR  eataVersion;	 /* EATA Version		    */
499 	uLONG  cpLength;	 /* EATA Command Packet Length	    */
500 	uLONG  spLength;	 /* EATA Status Packet Length	    */
501 	uCHAR  drqNum;		 /* DRQ Index (0,5,6,7)		    */
502 	uCHAR  eataflag1;	 /* EATA Flags 1 (Byte 9)	    */
503 	uCHAR  eataflag2;	 /* EATA Flags 2 (Byte 30)	    */
504 	uCHAR  maxChannel;	 /* Maximum Channel Number	    */
505 	uCHAR  maxID;		 /* Maximum Target ID		    */
506 	uCHAR  maxLUN;		 /* Maximum LUN			    */
507 	uCHAR  HbaBusType;	 /* HBA Bus Type, EISA, PCI, etc    */
508 	uCHAR  RaidNum;		 /* Host Adapter RAID Number	    */
509 
510 	       } HbaInfo;
511 
512 #endif	/* _DPT_UNIXWARE */
513 #endif /* SNI_MIPS */
514 
515 
516 #ifdef _DPT_AIX
517 
518 /*
519  * DPT Host Adapter config information structure - this structure contains
520  * configuration information about an adapter.	It is imbedded into the
521  * dpt_ctl structure.
522  */
523 
524 typedef struct dpt_cfg {
525     uchar	flags;			/* Operational state flags	*/
526     uchar	id[4];			/* Host adapter SCSI IDs	*/
527     int		vect;			/* Interrupt vector number	*/
528     ulong	base_addr;		/* Base I/O address		*/
529     int		qdepth;			/* Controller queue depth.	*/
530     ulong	SGsize;			/* Max scatter/gather list sz	*/
531     ulong	SGmax;			/* Max s/g we can use per req	*/
532     uchar	eataVersion;		/* EATA version			*/
533     ushort	cpPadLen;		/* # of pad bytes sent to HA for
534 					   PIO commands			*/
535     ulong	cpLength;		/* EATA Command Packet length	*/
536     ulong	spLength;		/* EATA Status Packet length	*/
537     uchar	eataflag1;		/* EATA Flags 1 (Byte 9)	*/
538     uchar	eataflag2;		/* EATA Flags 2 (Byte 30)	*/
539     uchar	maxChan;		/* Maximum Channel number	*/
540     uchar	maxID;			/* Maximum target ID		*/
541     uchar	maxLUN;			/* Maximum LUN			*/
542     uchar	HbaBusType;		/* HBA bus type, EISA, PCI, etc */
543     uchar	RaidNum;		/* Host adapter RAID number	*/
544 } DptCfg_t;
545 
546 #endif /* _DPT_AIX */
547 
548 
549 #define	MAX_ELEMENT_COUNT	 64
550 #define	MAX_BUCKET_COUNT	 10
551 
552 /*
553  * DPT statistics structure definitions
554  */
555 typedef struct IO_SIZE_STATS
556 {
557   uLONG TotalIoCount;
558   uLONG IoCountRead;
559   uLONG IoCountReadSg;
560   uLONG IoCountWrite;
561   uLONG IoCountWriteSg;
562   uLONG UnalignedIoAddress;
563   uLONG SgElementCount[MAX_ELEMENT_COUNT];
564 
565 } IO_SIZE_STATS_T, *pIO_SIZE_STATS_T;
566 
567 typedef struct STATS_DATA
568 {
569   uLONG TotalIoCount;
570   uLONG TotalUnCachedIoCount;
571   uLONG MaxOutstandingIoCount;
572   uLONG CurrentOutstandingIoCount;
573   uLONG OutstandingIoRunningCount;
574   uLONG UnalignedPktCount;
575   uLONG UnalignedSgCount;
576   uLONG NonPageListAddressSgCount;
577   uLONG MaxMessagesPerInterrupt;
578   IO_SIZE_STATS_T IoSize[MAX_BUCKET_COUNT];
579 
580 } STATS_DATA_T, *pSTATS_DATA_T;
581 
582 typedef struct TARGET_BUSY
583 {
584   uLONG channel;
585   uLONG id;
586   uLONG lun;
587   uLONG isBusy;
588 } TARGET_BUSY_T;
589 #endif /* __OSD_UNIX_H */
590