xref: /linux/drivers/message/fusion/mptbase.h (revision 5bdef865eb358b6f3760e25e591ae115e9eeddef)
1 /*
2  *  linux/drivers/message/fusion/mptbase.h
3  *      High performance SCSI + LAN / Fibre Channel device drivers.
4  *      For use with PCI chip/adapter(s):
5  *          LSIFC9xx/LSI409xx Fibre Channel
6  *      running LSI Fusion MPT (Message Passing Technology) firmware.
7  *
8  *  Copyright (c) 1999-2008 LSI Corporation
9  *  (mailto:DL-MPTFusionLinux@lsi.com)
10  *
11  */
12 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
13 /*
14     This program is free software; you can redistribute it and/or modify
15     it under the terms of the GNU General Public License as published by
16     the Free Software Foundation; version 2 of the License.
17 
18     This program is distributed in the hope that it will be useful,
19     but WITHOUT ANY WARRANTY; without even the implied warranty of
20     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21     GNU General Public License for more details.
22 
23     NO WARRANTY
24     THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
25     CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
26     LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
27     MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
28     solely responsible for determining the appropriateness of using and
29     distributing the Program and assumes all risks associated with its
30     exercise of rights under this Agreement, including but not limited to
31     the risks and costs of program errors, damage to or loss of data,
32     programs or equipment, and unavailability or interruption of operations.
33 
34     DISCLAIMER OF LIABILITY
35     NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
36     DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37     DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
38     ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
39     TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
40     USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
41     HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
42 
43     You should have received a copy of the GNU General Public License
44     along with this program; if not, write to the Free Software
45     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
46 */
47 
48 #ifndef MPTBASE_H_INCLUDED
49 #define MPTBASE_H_INCLUDED
50 /*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
51 
52 #include <linux/kernel.h>
53 #include <linux/pci.h>
54 #include <linux/mutex.h>
55 
56 #include "lsi/mpi_type.h"
57 #include "lsi/mpi.h"		/* Fusion MPI(nterface) basic defs */
58 #include "lsi/mpi_ioc.h"	/* Fusion MPT IOC(ontroller) defs */
59 #include "lsi/mpi_cnfg.h"	/* IOC configuration support */
60 #include "lsi/mpi_init.h"	/* SCSI Host (initiator) protocol support */
61 #include "lsi/mpi_lan.h"	/* LAN over FC protocol support */
62 #include "lsi/mpi_raid.h"	/* Integrated Mirroring support */
63 
64 #include "lsi/mpi_fc.h"		/* Fibre Channel (lowlevel) support */
65 #include "lsi/mpi_targ.h"	/* SCSI/FCP Target protcol support */
66 #include "lsi/mpi_tool.h"	/* Tools support */
67 #include "lsi/mpi_sas.h"	/* SAS support */
68 
69 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
70 
71 #ifndef MODULEAUTHOR
72 #define MODULEAUTHOR	"LSI Corporation"
73 #endif
74 
75 #ifndef COPYRIGHT
76 #define COPYRIGHT	"Copyright (c) 1999-2008 " MODULEAUTHOR
77 #endif
78 
79 #define MPT_LINUX_VERSION_COMMON	"3.04.10"
80 #define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.04.09"
81 #define WHAT_MAGIC_STRING		"@" "(" "#" ")"
82 
83 #define show_mptmod_ver(s,ver)  \
84 	printk(KERN_INFO "%s %s\n", s, ver);
85 
86 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
87 /*
88  *  Fusion MPT(linux) driver configurable stuff...
89  */
90 #define MPT_MAX_ADAPTERS		18
91 #define MPT_MAX_PROTOCOL_DRIVERS	16
92 #define MPT_MAX_BUS			1	/* Do not change */
93 #define MPT_MAX_FC_DEVICES		255
94 #define MPT_MAX_SCSI_DEVICES		16
95 #define MPT_LAST_LUN			255
96 #define MPT_SENSE_BUFFER_ALLOC		64
97 	/* allow for 256 max sense alloc, but only 255 max request */
98 #if MPT_SENSE_BUFFER_ALLOC >= 256
99 #	undef MPT_SENSE_BUFFER_ALLOC
100 #	define MPT_SENSE_BUFFER_ALLOC	256
101 #	define MPT_SENSE_BUFFER_SIZE	255
102 #else
103 #	define MPT_SENSE_BUFFER_SIZE	MPT_SENSE_BUFFER_ALLOC
104 #endif
105 
106 #define MPT_NAME_LENGTH			32
107 #define MPT_KOBJ_NAME_LEN		20
108 
109 #define MPT_PROCFS_MPTBASEDIR		"mpt"
110 						/* chg it to "driver/fusion" ? */
111 #define MPT_PROCFS_SUMMARY_ALL_NODE		MPT_PROCFS_MPTBASEDIR "/summary"
112 #define MPT_PROCFS_SUMMARY_ALL_PATHNAME		"/proc/" MPT_PROCFS_SUMMARY_ALL_NODE
113 #define MPT_FW_REV_MAGIC_ID_STRING		"FwRev="
114 
115 #define  MPT_MAX_REQ_DEPTH		1023
116 #define  MPT_DEFAULT_REQ_DEPTH		256
117 #define  MPT_MIN_REQ_DEPTH		128
118 
119 #define  MPT_MAX_REPLY_DEPTH		MPT_MAX_REQ_DEPTH
120 #define  MPT_DEFAULT_REPLY_DEPTH	128
121 #define  MPT_MIN_REPLY_DEPTH		8
122 #define  MPT_MAX_REPLIES_PER_ISR	32
123 
124 #define  MPT_MAX_FRAME_SIZE		128
125 #define  MPT_DEFAULT_FRAME_SIZE		128
126 
127 #define  MPT_REPLY_FRAME_SIZE		0x50  /* Must be a multiple of 8 */
128 
129 #define  MPT_SG_REQ_128_SCALE		1
130 #define  MPT_SG_REQ_96_SCALE		2
131 #define  MPT_SG_REQ_64_SCALE		4
132 
133 #define	 CAN_SLEEP			1
134 #define  NO_SLEEP			0
135 
136 #define MPT_COALESCING_TIMEOUT		0x10
137 
138 
139 /*
140  * SCSI transfer rate defines.
141  */
142 #define MPT_ULTRA320			0x08
143 #define MPT_ULTRA160			0x09
144 #define MPT_ULTRA2			0x0A
145 #define MPT_ULTRA			0x0C
146 #define MPT_FAST			0x19
147 #define MPT_SCSI			0x32
148 #define MPT_ASYNC			0xFF
149 
150 #define MPT_NARROW			0
151 #define MPT_WIDE			1
152 
153 #define C0_1030				0x08
154 #define XL_929				0x01
155 
156 
157 /*
158  *	Try to keep these at 2^N-1
159  */
160 #define MPT_FC_CAN_QUEUE	127
161 #define MPT_SCSI_CAN_QUEUE	127
162 
163 /*
164  * Set the MAX_SGE value based on user input.
165  */
166 #ifdef CONFIG_FUSION_MAX_SGE
167 #if CONFIG_FUSION_MAX_SGE  < 16
168 #define MPT_SCSI_SG_DEPTH	16
169 #elif CONFIG_FUSION_MAX_SGE  > 128
170 #define MPT_SCSI_SG_DEPTH	128
171 #else
172 #define MPT_SCSI_SG_DEPTH	CONFIG_FUSION_MAX_SGE
173 #endif
174 #else
175 #define MPT_SCSI_SG_DEPTH	40
176 #endif
177 
178 #ifdef CONFIG_FUSION_MAX_FC_SGE
179 #if CONFIG_FUSION_MAX_FC_SGE  < 16
180 #define MPT_SCSI_FC_SG_DEPTH	16
181 #elif CONFIG_FUSION_MAX_FC_SGE  > 256
182 #define MPT_SCSI_FC_SG_DEPTH	256
183 #else
184 #define MPT_SCSI_FC_SG_DEPTH	CONFIG_FUSION_MAX_FC_SGE
185 #endif
186 #else
187 #define MPT_SCSI_FC_SG_DEPTH	40
188 #endif
189 
190 /* debug print string length used for events and iocstatus */
191 # define EVENT_DESCR_STR_SZ             100
192 
193 #define MPT_POLLING_INTERVAL		1000	/* in milliseconds */
194 
195 #ifdef __KERNEL__	/* { */
196 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
197 
198 #include <linux/proc_fs.h>
199 
200 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
201 /*
202  * Attempt semi-consistent error & warning msgs across
203  * MPT drivers.  NOTE: Users of these macro defs must
204  * themselves define their own MYNAM.
205  */
206 #define MYIOC_s_FMT			MYNAM ": %s: "
207 #define MYIOC_s_DEBUG_FMT		KERN_DEBUG MYNAM ": %s: "
208 #define MYIOC_s_INFO_FMT		KERN_INFO MYNAM ": %s: "
209 #define MYIOC_s_NOTE_FMT		KERN_NOTICE MYNAM ": %s: "
210 #define MYIOC_s_WARN_FMT		KERN_WARNING MYNAM ": %s: WARNING - "
211 #define MYIOC_s_ERR_FMT			KERN_ERR MYNAM ": %s: ERROR - "
212 
213 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
214 /*
215  *  ATTO UL4D associated structures and defines
216  */
217 #define ATTOFLAG_DISC     0x0001
218 #define ATTOFLAG_TAGGED   0x0002
219 #define ATTOFLAG_WIDE_ENB 0x0008
220 #define ATTOFLAG_ID_ENB   0x0010
221 #define ATTOFLAG_LUN_ENB  0x0060
222 
223 typedef struct _ATTO_DEVICE_INFO
224 {
225 	u8	Offset;					/* 00h */
226 	u8	Period;					/* 01h */
227 	u16	ATTOFlags;				/* 02h */
228 } ATTO_DEVICE_INFO, MPI_POINTER PTR_ATTO_DEVICE_INFO,
229   ATTODeviceInfo_t, MPI_POINTER pATTODeviceInfo_t;
230 
231 typedef struct _ATTO_CONFIG_PAGE_SCSI_PORT_2
232 {
233 	CONFIG_PAGE_HEADER	Header;			/* 00h */
234 	u16			PortFlags;		/* 04h */
235 	u16			Unused1;		/* 06h */
236 	u32			Unused2;		/* 08h */
237 	ATTO_DEVICE_INFO	DeviceSettings[16];	/* 0Ch */
238 } fATTO_CONFIG_PAGE_SCSI_PORT_2, MPI_POINTER PTR_ATTO_CONFIG_PAGE_SCSI_PORT_2,
239   ATTO_SCSIPortPage2_t, MPI_POINTER pATTO_SCSIPortPage2_t;
240 
241 
242 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
243 /*
244  *  MPT protocol driver defs...
245  */
246 typedef enum {
247 	MPTBASE_DRIVER,		/* MPT base class */
248 	MPTCTL_DRIVER,		/* MPT ioctl class */
249 	MPTSPI_DRIVER,		/* MPT SPI host class */
250 	MPTFC_DRIVER,		/* MPT FC host class */
251 	MPTSAS_DRIVER,		/* MPT SAS host class */
252 	MPTLAN_DRIVER,		/* MPT LAN class */
253 	MPTSTM_DRIVER,		/* MPT SCSI target mode class */
254 	MPTUNKNOWN_DRIVER
255 } MPT_DRIVER_CLASS;
256 
257 struct mpt_pci_driver{
258 	int  (*probe) (struct pci_dev *dev, const struct pci_device_id *id);
259 	void (*remove) (struct pci_dev *dev);
260 };
261 
262 /*
263  *  MPT adapter / port / bus / device info structures...
264  */
265 
266 typedef union _MPT_FRAME_TRACKER {
267 	struct {
268 		struct list_head	list;
269 		u32			 arg1;
270 		u32			 pad;
271 		void			*argp1;
272 	} linkage;
273 	/*
274 	 * NOTE: When request frames are free, on the linkage structure
275 	 * contets are valid.  All other values are invalid.
276 	 * In particular, do NOT reply on offset [2]
277 	 * (in words) being the * message context.
278 	 * The message context must be reset (computed via base address
279 	 * + an offset) prior to issuing any command.
280 	 *
281 	 * NOTE2: On non-32-bit systems, where pointers are LARGE,
282 	 * using the linkage pointers destroys our sacred MsgContext
283 	 * field contents.  But we don't care anymore because these
284 	 * are now reset in mpt_put_msg_frame() just prior to sending
285 	 * a request off to the IOC.
286 	 */
287 	struct {
288 		u32 __hdr[2];
289 		/*
290 		 * The following _MUST_ match the location of the
291 		 * MsgContext field in the MPT message headers.
292 		 */
293 		union {
294 			u32		 MsgContext;
295 			struct {
296 				u16	 req_idx;	/* Request index */
297 				u8	 cb_idx;	/* callback function index */
298 				u8	 rsvd;
299 			} fld;
300 		} msgctxu;
301 	} hwhdr;
302 	/*
303 	 * Remark: 32 bit identifier:
304 	 *  31-24: reserved
305 	 *  23-16: call back index
306 	 *  15-0 : request index
307 	 */
308 } MPT_FRAME_TRACKER;
309 
310 /*
311  *  We might want to view/access a frame as:
312  *    1) generic request header
313  *    2) SCSIIORequest
314  *    3) SCSIIOReply
315  *    4) MPIDefaultReply
316  *    5) frame tracker
317  */
318 typedef struct _MPT_FRAME_HDR {
319 	union {
320 		MPIHeader_t		hdr;
321 		SCSIIORequest_t		scsireq;
322 		SCSIIOReply_t		sreply;
323 		ConfigReply_t		configreply;
324 		MPIDefaultReply_t	reply;
325 		MPT_FRAME_TRACKER	frame;
326 	} u;
327 } MPT_FRAME_HDR;
328 
329 #define MPT_REQ_MSGFLAGS_DROPME		0x80
330 
331 typedef struct _MPT_SGL_HDR {
332 	SGESimple32_t	 sge[1];
333 } MPT_SGL_HDR;
334 
335 typedef struct _MPT_SGL64_HDR {
336 	SGESimple64_t	 sge[1];
337 } MPT_SGL64_HDR;
338 
339 /*
340  *  System interface register set
341  */
342 
343 typedef struct _SYSIF_REGS
344 {
345 	u32	Doorbell;	/* 00     System<->IOC Doorbell reg  */
346 	u32	WriteSequence;	/* 04     Write Sequence register    */
347 	u32	Diagnostic;	/* 08     Diagnostic register        */
348 	u32	TestBase;	/* 0C     Test Base Address          */
349 	u32	DiagRwData;	/* 10     Read Write Data (fw download)   */
350 	u32	DiagRwAddress;	/* 14     Read Write Address (fw download)*/
351 	u32	Reserved1[6];	/* 18-2F  reserved for future use    */
352 	u32	IntStatus;	/* 30     Interrupt Status           */
353 	u32	IntMask;	/* 34     Interrupt Mask             */
354 	u32	Reserved2[2];	/* 38-3F  reserved for future use    */
355 	u32	RequestFifo;	/* 40     Request Post/Free FIFO     */
356 	u32	ReplyFifo;	/* 44     Reply   Post/Free FIFO     */
357 	u32	RequestHiPriFifo; /* 48   Hi Priority Request FIFO   */
358 	u32	Reserved3;	/* 4C-4F  reserved for future use    */
359 	u32	HostIndex;	/* 50     Host Index register        */
360 	u32	Reserved4[15];	/* 54-8F                             */
361 	u32	Fubar;		/* 90     For Fubar usage            */
362 	u32	Reserved5[1050];/* 94-10F8                           */
363 	u32	Reset_1078;	/* 10FC   Reset 1078                 */
364 } SYSIF_REGS;
365 
366 /*
367  * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h
368  * in conjunction with SYSIF_REGS accesses!
369  */
370 
371 
372 /*
373  *	Dynamic Multi-Pathing specific stuff...
374  */
375 
376 /* VirtTarget negoFlags field */
377 #define MPT_TARGET_NO_NEGO_WIDE		0x01
378 #define MPT_TARGET_NO_NEGO_SYNC		0x02
379 #define MPT_TARGET_NO_NEGO_QAS		0x04
380 #define MPT_TAPE_NEGO_IDP     		0x08
381 
382 /*
383  *	VirtDevice - FC LUN device or SCSI target device
384  */
385 typedef struct _VirtTarget {
386 	struct scsi_target	*starget;
387 	u8			 tflags;
388 	u8			 ioc_id;
389 	u8			 id;
390 	u8			 channel;
391 	u8			 minSyncFactor;	/* 0xFF is async */
392 	u8			 maxOffset;	/* 0 if async */
393 	u8			 maxWidth;	/* 0 if narrow, 1 if wide */
394 	u8			 negoFlags;	/* bit field, see above */
395 	u8			 raidVolume;	/* set, if RAID Volume */
396 	u8			 type;		/* byte 0 of Inquiry data */
397 	u8			 deleted;	/* target in process of being removed */
398 	u32			 num_luns;
399 } VirtTarget;
400 
401 typedef struct _VirtDevice {
402 	VirtTarget		*vtarget;
403 	u8			 configured_lun;
404 	int			 lun;
405 } VirtDevice;
406 
407 /*
408  *  Fibre Channel (SCSI) target device and associated defines...
409  */
410 #define MPT_TARGET_DEFAULT_DV_STATUS	0x00
411 #define MPT_TARGET_FLAGS_VALID_NEGO	0x01
412 #define MPT_TARGET_FLAGS_VALID_INQUIRY	0x02
413 #define MPT_TARGET_FLAGS_Q_YES		0x08
414 #define MPT_TARGET_FLAGS_VALID_56	0x10
415 #define MPT_TARGET_FLAGS_SAF_TE_ISSUED	0x20
416 #define MPT_TARGET_FLAGS_RAID_COMPONENT	0x40
417 #define MPT_TARGET_FLAGS_LED_ON		0x80
418 
419 /*
420  *	/proc/mpt interface
421  */
422 typedef struct {
423 	const char	*name;
424 	mode_t		 mode;
425 	int		 pad;
426 	read_proc_t	*read_proc;
427 	write_proc_t	*write_proc;
428 } mpt_proc_entry_t;
429 
430 #define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \
431 do { \
432 	len -= offset;			\
433 	if (len < request) {		\
434 		*eof = 1;		\
435 		if (len <= 0)		\
436 			return 0;	\
437 	} else				\
438 		len = request;		\
439 	*start = buf + offset;		\
440 	return len;			\
441 } while (0)
442 
443 
444 /*
445  *	IOCTL structure and associated defines
446  */
447 
448 #define MPTCTL_RESET_OK			0x01	/* Issue Bus Reset */
449 
450 #define MPT_MGMT_STATUS_RF_VALID	0x01	/* The Reply Frame is VALID */
451 #define MPT_MGMT_STATUS_COMMAND_GOOD	0x02	/* Command Status GOOD */
452 #define MPT_MGMT_STATUS_PENDING		0x04	/* command is pending */
453 #define MPT_MGMT_STATUS_DID_IOCRESET	0x08	/* IOC Reset occurred
454 						   on the current*/
455 #define MPT_MGMT_STATUS_SENSE_VALID	0x10	/* valid sense info */
456 #define MPT_MGMT_STATUS_TIMER_ACTIVE	0x20	/* obsolete */
457 #define MPT_MGMT_STATUS_FREE_MF		0x40	/* free the mf from
458 						   complete routine */
459 
460 #define INITIALIZE_MGMT_STATUS(status) \
461 	status = MPT_MGMT_STATUS_PENDING;
462 #define CLEAR_MGMT_STATUS(status) \
463 	status = 0;
464 #define CLEAR_MGMT_PENDING_STATUS(status) \
465 	status &= ~MPT_MGMT_STATUS_PENDING;
466 #define SET_MGMT_MSG_CONTEXT(msg_context, value) \
467 	msg_context = value;
468 
469 typedef struct _MPT_MGMT {
470 	struct mutex		 mutex;
471 	struct completion	 done;
472 	u8			 reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
473 	u8			 sense[MPT_SENSE_BUFFER_ALLOC];
474 	u8			 status;	/* current command status */
475 	int			 completion_code;
476 	u32			 msg_context;
477 } MPT_MGMT;
478 
479 /*
480  *  Event Structure and define
481  */
482 #define MPTCTL_EVENT_LOG_SIZE		(0x000000032)
483 typedef struct _mpt_ioctl_events {
484 	u32	event;		/* Specified by define above */
485 	u32	eventContext;	/* Index or counter */
486 	u32	data[2];	/* First 8 bytes of Event Data */
487 } MPT_IOCTL_EVENTS;
488 
489 /*
490  * CONFIGPARM status  defines
491  */
492 #define MPT_CONFIG_GOOD		MPI_IOCSTATUS_SUCCESS
493 #define MPT_CONFIG_ERROR	0x002F
494 
495 /*
496  *	Substructure to store SCSI specific configuration page data
497  */
498 						/* dvStatus defines: */
499 #define MPT_SCSICFG_USE_NVRAM		0x01	/* WriteSDP1 using NVRAM */
500 #define MPT_SCSICFG_ALL_IDS		0x02	/* WriteSDP1 to all IDS */
501 /* #define MPT_SCSICFG_BLK_NEGO		0x10	   WriteSDP1 with WDTR and SDTR disabled */
502 
503 typedef	struct _SpiCfgData {
504 	u32		 PortFlags;
505 	int		*nvram;			/* table of device NVRAM values */
506 	IOCPage4_t	*pIocPg4;		/* SEP devices addressing */
507 	dma_addr_t	 IocPg4_dma;		/* Phys Addr of IOCPage4 data */
508 	int		 IocPg4Sz;		/* IOCPage4 size */
509 	u8		 minSyncFactor;		/* 0xFF if async */
510 	u8		 maxSyncOffset;		/* 0 if async */
511 	u8		 maxBusWidth;		/* 0 if narrow, 1 if wide */
512 	u8		 busType;		/* SE, LVD, HD */
513 	u8		 sdp1version;		/* SDP1 version */
514 	u8		 sdp1length;		/* SDP1 length  */
515 	u8		 sdp0version;		/* SDP0 version */
516 	u8		 sdp0length;		/* SDP0 length  */
517 	u8		 dvScheduled;		/* 1 if scheduled */
518 	u8		 noQas;			/* Disable QAS for this adapter */
519 	u8		 Saf_Te;		/* 1 to force all Processors as
520 						 * SAF-TE if Inquiry data length
521 						 * is too short to check for SAF-TE
522 						 */
523 	u8		 bus_reset;		/* 1 to allow bus reset */
524 	u8		 rsvd[1];
525 }SpiCfgData;
526 
527 typedef	struct _SasCfgData {
528 	u8		 ptClear;		/* 1 to automatically clear the
529 						 * persistent table.
530 						 * 0 to disable
531 						 * automatic clearing.
532 						 */
533 }SasCfgData;
534 
535 /*
536  * Inactive volume link list of raid component data
537  * @inactive_list
538  */
539 struct inactive_raid_component_info {
540 	struct 	 list_head list;
541 	u8		 volumeID;		/* volume target id */
542 	u8		 volumeBus;		/* volume channel */
543 	IOC_3_PHYS_DISK	 d;			/* phys disk info */
544 };
545 
546 typedef	struct _RaidCfgData {
547 	IOCPage2_t	*pIocPg2;		/* table of Raid Volumes */
548 	IOCPage3_t	*pIocPg3;		/* table of physical disks */
549 	struct mutex	inactive_list_mutex;
550 	struct list_head	inactive_list; /* link list for physical
551 						disk that belong in
552 						inactive volumes */
553 }RaidCfgData;
554 
555 typedef struct _FcCfgData {
556 	/* will ultimately hold fc_port_page0 also */
557 	struct {
558 		FCPortPage1_t	*data;
559 		dma_addr_t	 dma;
560 		int		 pg_sz;
561 	}			 fc_port_page1[2];
562 } FcCfgData;
563 
564 #define MPT_RPORT_INFO_FLAGS_REGISTERED	0x01	/* rport registered */
565 #define MPT_RPORT_INFO_FLAGS_MISSING	0x02	/* missing from DevPage0 scan */
566 
567 /*
568  * data allocated for each fc rport device
569  */
570 struct mptfc_rport_info
571 {
572 	struct list_head list;
573 	struct fc_rport *rport;
574 	struct scsi_target *starget;
575 	FCDevicePage0_t pg0;
576 	u8		flags;
577 };
578 
579 typedef void (*MPT_ADD_SGE)(void *pAddr, u32 flagslength, dma_addr_t dma_addr);
580 typedef void (*MPT_ADD_CHAIN)(void *pAddr, u8 next, u16 length,
581 		dma_addr_t dma_addr);
582 
583 /*
584  *  Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
585  */
586 typedef struct _MPT_ADAPTER
587 {
588 	int			 id;		/* Unique adapter id N {0,1,2,...} */
589 	int			 pci_irq;	/* This irq           */
590 	char			 name[MPT_NAME_LENGTH];	/* "iocN"             */
591 	char			 prod_name[MPT_NAME_LENGTH];	/* "LSIFC9x9"         */
592 #ifdef CONFIG_FUSION_LOGGING
593 	/* used in mpt_display_event_info */
594 	char			 evStr[EVENT_DESCR_STR_SZ];
595 #endif
596 	char			 board_name[16];
597 	char			 board_assembly[16];
598 	char			 board_tracer[16];
599 	u16			 nvdata_version_persistent;
600 	u16			 nvdata_version_default;
601 	int			 debug_level;
602 	u8			 io_missing_delay;
603 	u8			 device_missing_delay;
604 	SYSIF_REGS __iomem	*chip;		/* == c8817000 (mmap) */
605 	SYSIF_REGS __iomem	*pio_chip;	/* Programmed IO (downloadboot) */
606 	u8			 bus_type;
607 	u32			 mem_phys;	/* == f4020000 (mmap) */
608 	u32			 pio_mem_phys;	/* Programmed IO (downloadboot) */
609 	int			 mem_size;	/* mmap memory size */
610 	int			 number_of_buses;
611 	int			 devices_per_bus;
612 	int			 alloc_total;
613 	u32			 last_state;
614 	int			 active;
615 	u8			*alloc;		/* frames alloc ptr */
616 	dma_addr_t		 alloc_dma;
617 	u32			 alloc_sz;
618 	MPT_FRAME_HDR		*reply_frames;	/* Reply msg frames - rounded up! */
619 	u32			 reply_frames_low_dma;
620 	int			 reply_depth;	/* Num Allocated reply frames */
621 	int			 reply_sz;	/* Reply frame size */
622 	int			 num_chain;	/* Number of chain buffers */
623 	MPT_ADD_SGE              add_sge;       /* Pointer to add_sge
624 						   function */
625 	MPT_ADD_CHAIN		 add_chain;	/* Pointer to add_chain
626 						   function */
627 		/* Pool of buffers for chaining. ReqToChain
628 		 * and ChainToChain track index of chain buffers.
629 		 * ChainBuffer (DMA) virt/phys addresses.
630 		 * FreeChainQ (lock) locking mechanisms.
631 		 */
632 	int			*ReqToChain;
633 	int			*RequestNB;
634 	int			*ChainToChain;
635 	u8			*ChainBuffer;
636 	dma_addr_t		 ChainBufferDMA;
637 	struct list_head	 FreeChainQ;
638 	spinlock_t		 FreeChainQlock;
639 		/* We (host driver) get to manage our own RequestQueue! */
640 	dma_addr_t		 req_frames_dma;
641 	MPT_FRAME_HDR		*req_frames;	/* Request msg frames - rounded up! */
642 	u32			 req_frames_low_dma;
643 	int			 req_depth;	/* Number of request frames */
644 	int			 req_sz;	/* Request frame size (bytes) */
645 	spinlock_t		 FreeQlock;
646 	struct list_head	 FreeQ;
647 		/* Pool of SCSI sense buffers for commands coming from
648 		 * the SCSI mid-layer.  We have one 256 byte sense buffer
649 		 * for each REQ entry.
650 		 */
651 	u8			*sense_buf_pool;
652 	dma_addr_t		 sense_buf_pool_dma;
653 	u32			 sense_buf_low_dma;
654 	u8			*HostPageBuffer; /* SAS - host page buffer support */
655 	u32			HostPageBuffer_sz;
656 	dma_addr_t		HostPageBuffer_dma;
657 	int			 mtrr_reg;
658 	struct pci_dev		*pcidev;	/* struct pci_dev pointer */
659 	int			bars;		/* bitmask of BAR's that must be configured */
660 	int			msi_enable;
661 	u8			__iomem *memmap;	/* mmap address */
662 	struct Scsi_Host	*sh;		/* Scsi Host pointer */
663 	SpiCfgData		spi_data;	/* Scsi config. data */
664 	RaidCfgData		raid_data;	/* Raid config. data */
665 	SasCfgData		sas_data;	/* Sas config. data */
666 	FcCfgData		fc_data;	/* Fc config. data */
667 	struct proc_dir_entry	*ioc_dentry;
668 	struct _MPT_ADAPTER	*alt_ioc;	/* ptr to 929 bound adapter port */
669 	u32			 biosVersion;	/* BIOS version from IO Unit Page 2 */
670 	int			 eventTypes;	/* Event logging parameters */
671 	int			 eventContext;	/* Next event context */
672 	int			 eventLogSize;	/* Max number of cached events */
673 	struct _mpt_ioctl_events *events;	/* pointer to event log */
674 	u8			*cached_fw;	/* Pointer to FW */
675 	dma_addr_t	 	cached_fw_dma;
676 	int			 hs_reply_idx;
677 #ifndef MFCNT
678 	u32			 pad0;
679 #else
680 	u32			 mfcnt;
681 #endif
682 	u32			 NB_for_64_byte_frame;
683 	u32			 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
684 	u16			 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
685 	IOCFactsReply_t		 facts;
686 	PortFactsReply_t	 pfacts[2];
687 	FCPortPage0_t		 fc_port_page0[2];
688 	LANPage0_t		 lan_cnfg_page0;
689 	LANPage1_t		 lan_cnfg_page1;
690 
691 	u8			 ir_firmware; /* =1 if IR firmware detected */
692 	/*
693 	 * Description: errata_flag_1064
694 	 * If a PCIX read occurs within 1 or 2 cycles after the chip receives
695 	 * a split completion for a read data, an internal address pointer incorrectly
696 	 * increments by 32 bytes
697 	 */
698 	int			 errata_flag_1064;
699 	int			 aen_event_read_flag; /* flag to indicate event log was read*/
700 	u8			 FirstWhoInit;
701 	u8			 upload_fw;	/* If set, do a fw upload */
702 	u8			 NBShiftFactor;  /* NB Shift Factor based on Block Size (Facts)  */
703 	u8			 pad1[4];
704 	u8			 DoneCtx;
705 	u8			 TaskCtx;
706 	u8			 InternalCtx;
707 	struct list_head	 list;
708 	struct net_device	*netdev;
709 	struct list_head	 sas_topology;
710 	struct mutex		 sas_topology_mutex;
711 
712 	struct workqueue_struct	*fw_event_q;
713 	struct list_head	 fw_event_list;
714 	spinlock_t		 fw_event_lock;
715 	u8			 fw_events_off; /* if '1', then ignore events */
716 	char 			 fw_event_q_name[MPT_KOBJ_NAME_LEN];
717 
718 	struct mutex		 sas_discovery_mutex;
719 	u8			 sas_discovery_runtime;
720 	u8			 sas_discovery_ignore_events;
721 
722 	/* port_info object for the host */
723 	struct mptsas_portinfo	*hba_port_info;
724 	u64			 hba_port_sas_addr;
725 	u16			 hba_port_num_phy;
726 	struct list_head	 sas_device_info_list;
727 	struct mutex		 sas_device_info_mutex;
728 	u8			 old_sas_discovery_protocal;
729 	u8			 sas_discovery_quiesce_io;
730 	int			 sas_index; /* index refrencing */
731 	MPT_MGMT		 sas_mgmt;
732 	MPT_MGMT		 mptbase_cmds; /* for sending config pages */
733 	MPT_MGMT		 internal_cmds;
734 	MPT_MGMT		 taskmgmt_cmds;
735 	MPT_MGMT		 ioctl_cmds;
736 	spinlock_t		 taskmgmt_lock; /* diagnostic reset lock */
737 	int			 taskmgmt_in_progress;
738 	u8			 taskmgmt_quiesce_io;
739 	u8			 ioc_reset_in_progress;
740 	struct work_struct	 sas_persist_task;
741 
742 	struct work_struct	 fc_setup_reset_work;
743 	struct list_head	 fc_rports;
744 	struct work_struct	 fc_lsc_work;
745 	u8			 fc_link_speed[2];
746 	spinlock_t		 fc_rescan_work_lock;
747 	struct work_struct	 fc_rescan_work;
748 	char			 fc_rescan_work_q_name[MPT_KOBJ_NAME_LEN];
749 	struct workqueue_struct *fc_rescan_work_q;
750 
751 	/* driver forced bus resets count */
752 	unsigned long		  hard_resets;
753 	/* fw/external bus resets count */
754 	unsigned long		  soft_resets;
755 	/* cmd timeouts */
756 	unsigned long		  timeouts;
757 
758 	struct scsi_cmnd	**ScsiLookup;
759 	spinlock_t		  scsi_lookup_lock;
760 	u64			dma_mask;
761 	u32			  broadcast_aen_busy;
762 	char			 reset_work_q_name[MPT_KOBJ_NAME_LEN];
763 	struct workqueue_struct *reset_work_q;
764 	struct delayed_work	 fault_reset_work;
765 
766 	u8			sg_addr_size;
767 	u8			in_rescan;
768 	u8			SGE_size;
769 
770 } MPT_ADAPTER;
771 
772 /*
773  *  New return value convention:
774  *    1 = Ok to free associated request frame
775  *    0 = not Ok ...
776  */
777 typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
778 typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply);
779 typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase);
780 /* reset_phase defs */
781 #define MPT_IOC_PRE_RESET		0
782 #define MPT_IOC_POST_RESET		1
783 #define MPT_IOC_SETUP_RESET		2
784 
785 /*
786  * Invent MPT host event (super-set of MPI Events)
787  * Fitted to 1030's 64-byte [max] request frame size
788  */
789 typedef struct _MPT_HOST_EVENT {
790 	EventNotificationReply_t	 MpiEvent;	/* 8 32-bit words! */
791 	u32				 pad[6];
792 	void				*next;
793 } MPT_HOST_EVENT;
794 
795 #define MPT_HOSTEVENT_IOC_BRINGUP	0x91
796 #define MPT_HOSTEVENT_IOC_RECOVER	0x92
797 
798 /* Define the generic types based on the size
799  * of the dma_addr_t type.
800  */
801 typedef struct _mpt_sge {
802 	u32		FlagsLength;
803 	dma_addr_t	Address;
804 } MptSge_t;
805 
806 
807 #define mpt_msg_flags(ioc) \
808 	(ioc->sg_addr_size == sizeof(u64)) ?		\
809 	MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : 		\
810 	MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32
811 
812 #define MPT_SGE_FLAGS_64_BIT_ADDRESSING \
813 	(MPI_SGE_FLAGS_64_BIT_ADDRESSING << MPI_SGE_FLAGS_SHIFT)
814 
815 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
816 /*
817  *  Funky (private) macros...
818  */
819 #include "mptdebug.h"
820 
821 #define MPT_INDEX_2_MFPTR(ioc,idx) \
822 	(MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) )
823 
824 #define MFPTR_2_MPT_INDEX(ioc,mf) \
825 	(int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz )
826 
827 #define MPT_INDEX_2_RFPTR(ioc,idx) \
828 	(MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) )
829 
830 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
831 
832 #define SCSI_STD_SENSE_BYTES    18
833 #define SCSI_STD_INQUIRY_BYTES  36
834 #define SCSI_MAX_INQUIRY_BYTES  96
835 
836 /*
837  * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers
838  * Private to the driver.
839  */
840 /* LOCAL structure and fields used when processing
841  * internally generated commands. These include:
842  * bus scan, dv and config requests.
843  */
844 typedef struct _MPT_LOCAL_REPLY {
845 	ConfigPageHeader_t header;
846 	int	completion;
847 	u8	sense[SCSI_STD_SENSE_BYTES];
848 	u8	scsiStatus;
849 	u8	skip;
850 	u32	pad;
851 } MPT_LOCAL_REPLY;
852 
853 #define MPT_HOST_BUS_UNKNOWN		(0xFF)
854 #define MPT_HOST_TOO_MANY_TM		(0x05)
855 #define MPT_HOST_NVRAM_INVALID		(0xFFFFFFFF)
856 #define MPT_HOST_NO_CHAIN		(0xFFFFFFFF)
857 #define MPT_NVRAM_MASK_TIMEOUT		(0x000000FF)
858 #define MPT_NVRAM_SYNC_MASK		(0x0000FF00)
859 #define MPT_NVRAM_SYNC_SHIFT		(8)
860 #define MPT_NVRAM_DISCONNECT_ENABLE	(0x00010000)
861 #define MPT_NVRAM_ID_SCAN_ENABLE	(0x00020000)
862 #define MPT_NVRAM_LUN_SCAN_ENABLE	(0x00040000)
863 #define MPT_NVRAM_TAG_QUEUE_ENABLE	(0x00080000)
864 #define MPT_NVRAM_WIDE_DISABLE		(0x00100000)
865 #define MPT_NVRAM_BOOT_CHOICE		(0x00200000)
866 
867 /* The TM_STATE variable is used to provide strict single threading of TM
868  * requests as well as communicate TM error conditions.
869  */
870 #define TM_STATE_NONE          (0)
871 #define	TM_STATE_IN_PROGRESS   (1)
872 #define	TM_STATE_ERROR	       (2)
873 
874 typedef enum {
875 	FC,
876 	SPI,
877 	SAS
878 } BUS_TYPE;
879 
880 typedef struct _MPT_SCSI_HOST {
881 	MPT_ADAPTER		 *ioc;
882 	int			  port;
883 	u32			  pad0;
884 	MPT_LOCAL_REPLY		 *pLocal;		/* used for internal commands */
885 	struct timer_list	  timer;
886 		/* Pool of memory for holding SCpnts before doing
887 		 * OS callbacks. freeQ is the free pool.
888 		 */
889 	u8			  negoNvram;		/* DV disabled, nego NVRAM */
890 	u8			  pad1;
891 	u8			  rsvd[2];
892 	MPT_FRAME_HDR		 *cmdPtr;		/* Ptr to nonOS request */
893 	struct scsi_cmnd	 *abortSCpnt;
894 	MPT_LOCAL_REPLY		  localReply;		/* internal cmd reply struct */
895 	ushort			  sel_timeout[MPT_MAX_FC_DEVICES];
896 	char 			  *info_kbuf;
897 	long			  last_queue_full;
898 	u16			  tm_iocstatus;
899 	u16			  spi_pending;
900 	struct list_head	  target_reset_list;
901 } MPT_SCSI_HOST;
902 
903 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
904 /*
905  *	More Dynamic Multi-Pathing stuff...
906  */
907 
908 /* Forward decl, a strange C thing, to prevent gcc compiler warnings */
909 struct scsi_cmnd;
910 
911 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
912 /*
913  * Generic structure passed to the base mpt_config function.
914  */
915 typedef struct _x_config_parms {
916 	union {
917 		ConfigExtendedPageHeader_t	*ehdr;
918 		ConfigPageHeader_t	*hdr;
919 	} cfghdr;
920 	dma_addr_t		 physAddr;
921 	u32			 pageAddr;	/* properly formatted */
922 	u16			 status;
923 	u8			 action;
924 	u8			 dir;
925 	u8			 timeout;	/* seconds */
926 } CONFIGPARMS;
927 
928 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
929 /*
930  *  Public entry points...
931  */
932 extern int	 mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id);
933 extern void	 mpt_detach(struct pci_dev *pdev);
934 #ifdef CONFIG_PM
935 extern int	 mpt_suspend(struct pci_dev *pdev, pm_message_t state);
936 extern int	 mpt_resume(struct pci_dev *pdev);
937 #endif
938 extern u8	 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
939 extern void	 mpt_deregister(u8 cb_idx);
940 extern int	 mpt_event_register(u8 cb_idx, MPT_EVHANDLER ev_cbfunc);
941 extern void	 mpt_event_deregister(u8 cb_idx);
942 extern int	 mpt_reset_register(u8 cb_idx, MPT_RESETHANDLER reset_func);
943 extern void	 mpt_reset_deregister(u8 cb_idx);
944 extern int	 mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, u8 cb_idx);
945 extern void	 mpt_device_driver_deregister(u8 cb_idx);
946 extern MPT_FRAME_HDR	*mpt_get_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc);
947 extern void	 mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
948 extern void	 mpt_put_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
949 extern void	 mpt_put_msg_frame_hi_pri(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
950 
951 extern int	 mpt_send_handshake_request(u8 cb_idx, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag);
952 extern int	 mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
953 extern u32	 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
954 extern void	 mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
955 extern int	 mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
956 extern int	 mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
957 extern int	 mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
958 extern void	 mpt_free_fw_memory(MPT_ADAPTER *ioc);
959 extern int	 mpt_findImVolumes(MPT_ADAPTER *ioc);
960 extern int	 mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
961 extern int	 mpt_raid_phys_disk_pg0(MPT_ADAPTER *ioc, u8 phys_disk_num, pRaidPhysDiskPage0_t phys_disk);
962 extern int	mpt_raid_phys_disk_pg1(MPT_ADAPTER *ioc, u8 phys_disk_num,
963 		pRaidPhysDiskPage1_t phys_disk);
964 extern int	mpt_raid_phys_disk_get_num_paths(MPT_ADAPTER *ioc,
965 		u8 phys_disk_num);
966 extern int	 mpt_set_taskmgmt_in_progress_flag(MPT_ADAPTER *ioc);
967 extern void	 mpt_clear_taskmgmt_in_progress_flag(MPT_ADAPTER *ioc);
968 extern void     mpt_halt_firmware(MPT_ADAPTER *ioc);
969 
970 
971 /*
972  *  Public data decl's...
973  */
974 extern struct list_head	  ioc_list;
975 extern int mpt_fwfault_debug;
976 
977 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
978 #endif		/* } __KERNEL__ */
979 
980 #ifdef CONFIG_64BIT
981 #define CAST_U32_TO_PTR(x)	((void *)(u64)x)
982 #define CAST_PTR_TO_U32(x)	((u32)(u64)x)
983 #else
984 #define CAST_U32_TO_PTR(x)	((void *)x)
985 #define CAST_PTR_TO_U32(x)	((u32)x)
986 #endif
987 
988 #define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \
989 	((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR)	? 'I' : 'i',	\
990 	((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET)	? 'T' : 't',	\
991 	((pflags) & MPI_PORTFACTS_PROTOCOL_LAN)		? 'L' : 'l',	\
992 	((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR)	? 'B' : 'b'
993 
994 /*
995  *  Shifted SGE Defines - Use in SGE with FlagsLength member.
996  *  Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header).
997  *  Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read
998  */
999 #define MPT_TRANSFER_IOC_TO_HOST		(0x00000000)
1000 #define MPT_TRANSFER_HOST_TO_IOC		(0x04000000)
1001 #define MPT_SGE_FLAGS_LAST_ELEMENT		(0x80000000)
1002 #define MPT_SGE_FLAGS_END_OF_BUFFER		(0x40000000)
1003 #define MPT_SGE_FLAGS_LOCAL_ADDRESS		(0x08000000)
1004 #define MPT_SGE_FLAGS_DIRECTION			(0x04000000)
1005 #define MPT_SGE_FLAGS_END_OF_LIST		(0x01000000)
1006 
1007 #define MPT_SGE_FLAGS_TRANSACTION_ELEMENT	(0x00000000)
1008 #define MPT_SGE_FLAGS_SIMPLE_ELEMENT		(0x10000000)
1009 #define MPT_SGE_FLAGS_CHAIN_ELEMENT		(0x30000000)
1010 #define MPT_SGE_FLAGS_ELEMENT_MASK		(0x30000000)
1011 
1012 #define MPT_SGE_FLAGS_SSIMPLE_READ \
1013 	(MPT_SGE_FLAGS_LAST_ELEMENT |	\
1014 	 MPT_SGE_FLAGS_END_OF_BUFFER |	\
1015 	 MPT_SGE_FLAGS_END_OF_LIST |	\
1016 	 MPT_SGE_FLAGS_SIMPLE_ELEMENT |	\
1017 	 MPT_TRANSFER_IOC_TO_HOST)
1018 #define MPT_SGE_FLAGS_SSIMPLE_WRITE \
1019 	(MPT_SGE_FLAGS_LAST_ELEMENT |	\
1020 	 MPT_SGE_FLAGS_END_OF_BUFFER |	\
1021 	 MPT_SGE_FLAGS_END_OF_LIST |	\
1022 	 MPT_SGE_FLAGS_SIMPLE_ELEMENT |	\
1023 	 MPT_TRANSFER_HOST_TO_IOC)
1024 
1025 /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1026 #endif
1027 
1028