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[PATCH] fix semaphore handling in __unregister_chrdev_region
[linux/fpc-iii.git] / drivers / scsi / aacraid / aacraid.h
blob700d90331c1cd9346668336e56888a7d85e6fb6c
1 #if (!defined(dprintk))
2 # define dprintk(x)
3 #endif
4
5 /*------------------------------------------------------------------------------
6 * D E F I N E S
7 *----------------------------------------------------------------------------*/
8
9 #define MAXIMUM_NUM_CONTAINERS 32
10
11 #define AAC_NUM_FIB (256 + 64)
12 #define AAC_NUM_IO_FIB 100
13
14 #define AAC_MAX_LUN (8)
15
16 #define AAC_MAX_HOSTPHYSMEMPAGES (0xfffff)
17
18 /*
19 * These macros convert from physical channels to virtual channels
20 */
21 #define CONTAINER_CHANNEL (0)
22 #define ID_LUN_TO_CONTAINER(id, lun) (id)
23 #define CONTAINER_TO_CHANNEL(cont) (CONTAINER_CHANNEL)
24 #define CONTAINER_TO_ID(cont) (cont)
25 #define CONTAINER_TO_LUN(cont) (0)
26
27 #define aac_phys_to_logical(x) (x+1)
28 #define aac_logical_to_phys(x) (x?x-1:0)
29
30 /* #define AAC_DETAILED_STATUS_INFO */
31
32 struct diskparm
33 {
34 int heads;
35 int sectors;
36 int cylinders;
37 };
38
39
40 /*
41 * DON'T CHANGE THE ORDER, this is set by the firmware
42 */
43
44 #define CT_NONE 0
45 #define CT_VOLUME 1
46 #define CT_MIRROR 2
47 #define CT_STRIPE 3
48 #define CT_RAID5 4
49 #define CT_SSRW 5
50 #define CT_SSRO 6
51 #define CT_MORPH 7
52 #define CT_PASSTHRU 8
53 #define CT_RAID4 9
54 #define CT_RAID10 10 /* stripe of mirror */
55 #define CT_RAID00 11 /* stripe of stripe */
56 #define CT_VOLUME_OF_MIRRORS 12 /* volume of mirror */
57 #define CT_PSEUDO_RAID 13 /* really raid4 */
58 #define CT_LAST_VOLUME_TYPE 14
59 #define CT_OK 218
60
61 /*
62 * Types of objects addressable in some fashion by the client.
63 * This is a superset of those objects handled just by the filesystem
64 * and includes "raw" objects that an administrator would use to
65 * configure containers and filesystems.
66 */
67
68 #define FT_REG 1 /* regular file */
69 #define FT_DIR 2 /* directory */
70 #define FT_BLK 3 /* "block" device - reserved */
71 #define FT_CHR 4 /* "character special" device - reserved */
72 #define FT_LNK 5 /* symbolic link */
73 #define FT_SOCK 6 /* socket */
74 #define FT_FIFO 7 /* fifo */
75 #define FT_FILESYS 8 /* ADAPTEC's "FSA"(tm) filesystem */
76 #define FT_DRIVE 9 /* physical disk - addressable in scsi by bus/id/lun */
77 #define FT_SLICE 10 /* virtual disk - raw volume - slice */
78 #define FT_PARTITION 11 /* FSA partition - carved out of a slice - building block for containers */
79 #define FT_VOLUME 12 /* Container - Volume Set */
80 #define FT_STRIPE 13 /* Container - Stripe Set */
81 #define FT_MIRROR 14 /* Container - Mirror Set */
82 #define FT_RAID5 15 /* Container - Raid 5 Set */
83 #define FT_DATABASE 16 /* Storage object with "foreign" content manager */
84
85 /*
86 * Host side memory scatter gather list
87 * Used by the adapter for read, write, and readdirplus operations
88 * We have separate 32 and 64 bit version because even
89 * on 64 bit systems not all cards support the 64 bit version
90 */
91 struct sgentry {
92 u32 addr; /* 32-bit address. */
93 u32 count; /* Length. */
94 };
95
96 struct sgentry64 {
97 u32 addr[2]; /* 64-bit addr. 2 pieces for data alignment */
98 u32 count; /* Length. */
99 };
100
101 /*
102 * SGMAP
103 *
104 * This is the SGMAP structure for all commands that use
105 * 32-bit addressing.
106 */
107
108 struct sgmap {
109 u32 count;
110 struct sgentry sg[1];
111 };
112
113 struct sgmap64 {
114 u32 count;
115 struct sgentry64 sg[1];
116 };
117
118 struct creation_info
119 {
120 u8 buildnum; /* e.g., 588 */
121 u8 usec; /* e.g., 588 */
122 u8 via; /* e.g., 1 = FSU,
123 * 2 = API
124 */
125 u8 year; /* e.g., 1997 = 97 */
126 u32 date; /*
127 * unsigned Month :4; // 1 - 12
128 * unsigned Day :6; // 1 - 32
129 * unsigned Hour :6; // 0 - 23
130 * unsigned Minute :6; // 0 - 60
131 * unsigned Second :6; // 0 - 60
132 */
133 u32 serial[2]; /* e.g., 0x1DEADB0BFAFAF001 */
134 };
135
136
137 /*
138 * Define all the constants needed for the communication interface
139 */
140
141 /*
142 * Define how many queue entries each queue will have and the total
143 * number of entries for the entire communication interface. Also define
144 * how many queues we support.
145 *
146 * This has to match the controller
147 */
148
149 #define NUMBER_OF_COMM_QUEUES 8 // 4 command; 4 response
150 #define HOST_HIGH_CMD_ENTRIES 4
151 #define HOST_NORM_CMD_ENTRIES 8
152 #define ADAP_HIGH_CMD_ENTRIES 4
153 #define ADAP_NORM_CMD_ENTRIES 512
154 #define HOST_HIGH_RESP_ENTRIES 4
155 #define HOST_NORM_RESP_ENTRIES 512
156 #define ADAP_HIGH_RESP_ENTRIES 4
157 #define ADAP_NORM_RESP_ENTRIES 8
158
159 #define TOTAL_QUEUE_ENTRIES \
160 (HOST_NORM_CMD_ENTRIES + HOST_HIGH_CMD_ENTRIES + ADAP_NORM_CMD_ENTRIES + ADAP_HIGH_CMD_ENTRIES + \
161 HOST_NORM_RESP_ENTRIES + HOST_HIGH_RESP_ENTRIES + ADAP_NORM_RESP_ENTRIES + ADAP_HIGH_RESP_ENTRIES)
162
163
164 /*
165 * Set the queues on a 16 byte alignment
166 */
167
168 #define QUEUE_ALIGNMENT 16
169
170 /*
171 * The queue headers define the Communication Region queues. These
172 * are physically contiguous and accessible by both the adapter and the
173 * host. Even though all queue headers are in the same contiguous block
174 * they will be represented as individual units in the data structures.
175 */
176
177 struct aac_entry {
178 u32 size; /* Size in bytes of Fib which this QE points to */
179 u32 addr; /* Receiver address of the FIB */
180 };
181
182 /*
183 * The adapter assumes the ProducerIndex and ConsumerIndex are grouped
184 * adjacently and in that order.
185 */
186
187 struct aac_qhdr {
188 u64 header_addr; /* Address to hand the adapter to access to this queue head */
189 u32 *producer; /* The producer index for this queue (host address) */
190 u32 *consumer; /* The consumer index for this queue (host address) */
191 };
192
193 /*
194 * Define all the events which the adapter would like to notify
195 * the host of.
196 */
197
198 #define HostNormCmdQue 1 /* Change in host normal priority command queue */
199 #define HostHighCmdQue 2 /* Change in host high priority command queue */
200 #define HostNormRespQue 3 /* Change in host normal priority response queue */
201 #define HostHighRespQue 4 /* Change in host high priority response queue */
202 #define AdapNormRespNotFull 5
203 #define AdapHighRespNotFull 6
204 #define AdapNormCmdNotFull 7
205 #define AdapHighCmdNotFull 8
206 #define SynchCommandComplete 9
207 #define AdapInternalError 0xfe /* The adapter detected an internal error shutting down */
208
209 /*
210 * Define all the events the host wishes to notify the
211 * adapter of. The first four values much match the Qid the
212 * corresponding queue.
213 */
214
215 #define AdapNormCmdQue 2
216 #define AdapHighCmdQue 3
217 #define AdapNormRespQue 6
218 #define AdapHighRespQue 7
219 #define HostShutdown 8
220 #define HostPowerFail 9
221 #define FatalCommError 10
222 #define HostNormRespNotFull 11
223 #define HostHighRespNotFull 12
224 #define HostNormCmdNotFull 13
225 #define HostHighCmdNotFull 14
226 #define FastIo 15
227 #define AdapPrintfDone 16
228
229 /*
230 * Define all the queues that the adapter and host use to communicate
231 * Number them to match the physical queue layout.
232 */
233
234 enum aac_queue_types {
235 HostNormCmdQueue = 0, /* Adapter to host normal priority command traffic */
236 HostHighCmdQueue, /* Adapter to host high priority command traffic */
237 AdapNormCmdQueue, /* Host to adapter normal priority command traffic */
238 AdapHighCmdQueue, /* Host to adapter high priority command traffic */
239 HostNormRespQueue, /* Adapter to host normal priority response traffic */
240 HostHighRespQueue, /* Adapter to host high priority response traffic */
241 AdapNormRespQueue, /* Host to adapter normal priority response traffic */
242 AdapHighRespQueue /* Host to adapter high priority response traffic */
243 };
244
245 /*
246 * Assign type values to the FSA communication data structures
247 */
248
249 #define FIB_MAGIC 0x0001
250
251 /*
252 * Define the priority levels the FSA communication routines support.
253 */
254
255 #define FsaNormal 1
256 #define FsaHigh 2
257
258 /*
259 * Define the FIB. The FIB is the where all the requested data and
260 * command information are put to the application on the FSA adapter.
261 */
262
263 struct aac_fibhdr {
264 u32 XferState; // Current transfer state for this CCB
265 u16 Command; // Routing information for the destination
266 u8 StructType; // Type FIB
267 u8 Flags; // Flags for FIB
268 u16 Size; // Size of this FIB in bytes
269 u16 SenderSize; // Size of the FIB in the sender (for response sizing)
270 u32 SenderFibAddress; // Host defined data in the FIB
271 u32 ReceiverFibAddress; // Logical address of this FIB for the adapter
272 u32 SenderData; // Place holder for the sender to store data
273 union {
274 struct {
275 u32 _ReceiverTimeStart; // Timestamp for receipt of fib
276 u32 _ReceiverTimeDone; // Timestamp for completion of fib
277 } _s;
278 } _u;
279 };
280
281 #define FIB_DATA_SIZE_IN_BYTES (512 - sizeof(struct aac_fibhdr))
282
283
284 struct hw_fib {
285 struct aac_fibhdr header;
286 u8 data[FIB_DATA_SIZE_IN_BYTES]; // Command specific data
287 };
288
289 /*
290 * FIB commands
291 */
292
293 #define TestCommandResponse 1
294 #define TestAdapterCommand 2
295 /*
296 * Lowlevel and comm commands
297 */
298 #define LastTestCommand 100
299 #define ReinitHostNormCommandQueue 101
300 #define ReinitHostHighCommandQueue 102
301 #define ReinitHostHighRespQueue 103
302 #define ReinitHostNormRespQueue 104
303 #define ReinitAdapNormCommandQueue 105
304 #define ReinitAdapHighCommandQueue 107
305 #define ReinitAdapHighRespQueue 108
306 #define ReinitAdapNormRespQueue 109
307 #define InterfaceShutdown 110
308 #define DmaCommandFib 120
309 #define StartProfile 121
310 #define TermProfile 122
311 #define SpeedTest 123
312 #define TakeABreakPt 124
313 #define RequestPerfData 125
314 #define SetInterruptDefTimer 126
315 #define SetInterruptDefCount 127
316 #define GetInterruptDefStatus 128
317 #define LastCommCommand 129
318 /*
319 * Filesystem commands
320 */
321 #define NuFileSystem 300
322 #define UFS 301
323 #define HostFileSystem 302
324 #define LastFileSystemCommand 303
325 /*
326 * Container Commands
327 */
328 #define ContainerCommand 500
329 #define ContainerCommand64 501
330 /*
331 * Cluster Commands
332 */
333 #define ClusterCommand 550
334 /*
335 * Scsi Port commands (scsi passthrough)
336 */
337 #define ScsiPortCommand 600
338 #define ScsiPortCommand64 601
339 /*
340 * Misc house keeping and generic adapter initiated commands
341 */
342 #define AifRequest 700
343 #define CheckRevision 701
344 #define FsaHostShutdown 702
345 #define RequestAdapterInfo 703
346 #define IsAdapterPaused 704
347 #define SendHostTime 705
348 #define LastMiscCommand 706
349
350 //
351 // Commands that will target the failover level on the FSA adapter
352 //
353
354 enum fib_xfer_state {
355 HostOwned = (1<<0),
356 AdapterOwned = (1<<1),
357 FibInitialized = (1<<2),
358 FibEmpty = (1<<3),
359 AllocatedFromPool = (1<<4),
360 SentFromHost = (1<<5),
361 SentFromAdapter = (1<<6),
362 ResponseExpected = (1<<7),
363 NoResponseExpected = (1<<8),
364 AdapterProcessed = (1<<9),
365 HostProcessed = (1<<10),
366 HighPriority = (1<<11),
367 NormalPriority = (1<<12),
368 Async = (1<<13),
369 AsyncIo = (1<<13), // rpbfix: remove with new regime
370 PageFileIo = (1<<14), // rpbfix: remove with new regime
371 ShutdownRequest = (1<<15),
372 LazyWrite = (1<<16), // rpbfix: remove with new regime
373 AdapterMicroFib = (1<<17),
374 BIOSFibPath = (1<<18),
375 FastResponseCapable = (1<<19),
376 ApiFib = (1<<20) // Its an API Fib.
377 };
378
379 /*
380 * The following defines needs to be updated any time there is an
381 * incompatible change made to the aac_init structure.
382 */
383
384 #define ADAPTER_INIT_STRUCT_REVISION 3
385
386 struct aac_init
387 {
388 u32 InitStructRevision;
389 u32 MiniPortRevision;
390 u32 fsrev;
391 u32 CommHeaderAddress;
392 u32 FastIoCommAreaAddress;
393 u32 AdapterFibsPhysicalAddress;
394 u32 AdapterFibsVirtualAddress;
395 u32 AdapterFibsSize;
396 u32 AdapterFibAlign;
397 u32 printfbuf;
398 u32 printfbufsiz;
399 u32 HostPhysMemPages; // number of 4k pages of host physical memory
400 u32 HostElapsedSeconds; // number of seconds since 1970.
401 };
402
403 enum aac_log_level {
404 LOG_AAC_INIT = 10,
405 LOG_AAC_INFORMATIONAL = 20,
406 LOG_AAC_WARNING = 30,
407 LOG_AAC_LOW_ERROR = 40,
408 LOG_AAC_MEDIUM_ERROR = 50,
409 LOG_AAC_HIGH_ERROR = 60,
410 LOG_AAC_PANIC = 70,
411 LOG_AAC_DEBUG = 80,
412 LOG_AAC_WINDBG_PRINT = 90
413 };
414
415 #define FSAFS_NTC_GET_ADAPTER_FIB_CONTEXT 0x030b
416 #define FSAFS_NTC_FIB_CONTEXT 0x030c
417
418 struct aac_dev;
419
420 struct adapter_ops
421 {
422 void (*adapter_interrupt)(struct aac_dev *dev);
423 void (*adapter_notify)(struct aac_dev *dev, u32 event);
424 int (*adapter_sync_cmd)(struct aac_dev *dev, u32 command, u32 p1, u32 *status);
425 int (*adapter_check_health)(struct aac_dev *dev);
426 };
427
428 /*
429 * Define which interrupt handler needs to be installed
430 */
431
432 struct aac_driver_ident
433 {
434 int (*init)(struct aac_dev *dev);
435 char * name;
436 char * vname;
437 char * model;
438 u16 channels;
439 int quirks;
440 };
441 /*
442 * Some adapter firmware needs communication memory
443 * below 2gig. This tells the init function to set the
444 * dma mask such that fib memory will be allocated where the
445 * adapter firmware can get to it.
446 */
447 #define AAC_QUIRK_31BIT 0x0001
448
449 /*
450 * Some adapter firmware, when the raid card's cache is turned off, can not
451 * split up scatter gathers in order to deal with the limits of the
452 * underlying CHIM. This limit is 34 scatter gather elements.
453 */
454 #define AAC_QUIRK_34SG 0x0002
455
456 /*
457 * This adapter is a slave (no Firmware)
458 */
459 #define AAC_QUIRK_SLAVE 0x0004
460
461 /*
462 * This adapter is a master.
463 */
464 #define AAC_QUIRK_MASTER 0x0008
465
466 /*
467 * The adapter interface specs all queues to be located in the same
468 * physically contigous block. The host structure that defines the
469 * commuication queues will assume they are each a separate physically
470 * contigous memory region that will support them all being one big
471 * contigous block.
472 * There is a command and response queue for each level and direction of
473 * commuication. These regions are accessed by both the host and adapter.
474 */
475
476 struct aac_queue {
477 u64 logical; /*address we give the adapter */
478 struct aac_entry *base; /*system virtual address */
479 struct aac_qhdr headers; /*producer,consumer q headers*/
480 u32 entries; /*Number of queue entries */
481 wait_queue_head_t qfull; /*Event to wait on if q full */
482 wait_queue_head_t cmdready; /*Cmd ready from the adapter */
483 /* This is only valid for adapter to host command queues. */
484 spinlock_t *lock; /* Spinlock for this queue must take this lock before accessing the lock */
485 spinlock_t lockdata; /* Actual lock (used only on one side of the lock) */
486 unsigned long SavedIrql; /* Previous IRQL when the spin lock is taken */
487 u32 padding; /* Padding - FIXME - can remove I believe */
488 struct list_head cmdq; /* A queue of FIBs which need to be prcessed by the FS thread. This is */
489 /* only valid for command queues which receive entries from the adapter. */
490 struct list_head pendingq; /* A queue of outstanding fib's to the adapter. */
491 u32 numpending; /* Number of entries on outstanding queue. */
492 struct aac_dev * dev; /* Back pointer to adapter structure */
493 };
494
495 /*
496 * Message queues. The order here is important, see also the
497 * queue type ordering
498 */
499
500 struct aac_queue_block
501 {
502 struct aac_queue queue[8];
503 };
504
505 /*
506 * SaP1 Message Unit Registers
507 */
508
509 struct sa_drawbridge_CSR {
510 /* Offset | Name */
511 __le32 reserved[10]; /* 00h-27h | Reserved */
512 u8 LUT_Offset; /* 28h | Lookup Table Offset */
513 u8 reserved1[3]; /* 29h-2bh | Reserved */
514 __le32 LUT_Data; /* 2ch | Looup Table Data */
515 __le32 reserved2[26]; /* 30h-97h | Reserved */
516 __le16 PRICLEARIRQ; /* 98h | Primary Clear Irq */
517 __le16 SECCLEARIRQ; /* 9ah | Secondary Clear Irq */
518 __le16 PRISETIRQ; /* 9ch | Primary Set Irq */
519 __le16 SECSETIRQ; /* 9eh | Secondary Set Irq */
520 __le16 PRICLEARIRQMASK;/* a0h | Primary Clear Irq Mask */
521 __le16 SECCLEARIRQMASK;/* a2h | Secondary Clear Irq Mask */
522 __le16 PRISETIRQMASK; /* a4h | Primary Set Irq Mask */
523 __le16 SECSETIRQMASK; /* a6h | Secondary Set Irq Mask */
524 __le32 MAILBOX0; /* a8h | Scratchpad 0 */
525 __le32 MAILBOX1; /* ach | Scratchpad 1 */
526 __le32 MAILBOX2; /* b0h | Scratchpad 2 */
527 __le32 MAILBOX3; /* b4h | Scratchpad 3 */
528 __le32 MAILBOX4; /* b8h | Scratchpad 4 */
529 __le32 MAILBOX5; /* bch | Scratchpad 5 */
530 __le32 MAILBOX6; /* c0h | Scratchpad 6 */
531 __le32 MAILBOX7; /* c4h | Scratchpad 7 */
532 __le32 ROM_Setup_Data; /* c8h | Rom Setup and Data */
533 __le32 ROM_Control_Addr;/* cch | Rom Control and Address */
534 __le32 reserved3[12]; /* d0h-ffh | reserved */
535 __le32 LUT[64]; /* 100h-1ffh | Lookup Table Entries */
536 };
537
538 #define Mailbox0 SaDbCSR.MAILBOX0
539 #define Mailbox1 SaDbCSR.MAILBOX1
540 #define Mailbox2 SaDbCSR.MAILBOX2
541 #define Mailbox3 SaDbCSR.MAILBOX3
542 #define Mailbox4 SaDbCSR.MAILBOX4
543 #define Mailbox5 SaDbCSR.MAILBOX5
544 #define Mailbox7 SaDbCSR.MAILBOX7
545
546 #define DoorbellReg_p SaDbCSR.PRISETIRQ
547 #define DoorbellReg_s SaDbCSR.SECSETIRQ
548 #define DoorbellClrReg_p SaDbCSR.PRICLEARIRQ
549
550
551 #define DOORBELL_0 0x0001
552 #define DOORBELL_1 0x0002
553 #define DOORBELL_2 0x0004
554 #define DOORBELL_3 0x0008
555 #define DOORBELL_4 0x0010
556 #define DOORBELL_5 0x0020
557 #define DOORBELL_6 0x0040
558
559
560 #define PrintfReady DOORBELL_5
561 #define PrintfDone DOORBELL_5
562
563 struct sa_registers {
564 struct sa_drawbridge_CSR SaDbCSR; /* 98h - c4h */
565 };
566
567
568 #define Sa_MINIPORT_REVISION 1
569
570 #define sa_readw(AEP, CSR) readl(&((AEP)->regs.sa->CSR))
571 #define sa_readl(AEP, CSR) readl(&((AEP)->regs.sa->CSR))
572 #define sa_writew(AEP, CSR, value) writew(value, &((AEP)->regs.sa->CSR))
573 #define sa_writel(AEP, CSR, value) writel(value, &((AEP)->regs.sa->CSR))
574
575 /*
576 * Rx Message Unit Registers
577 */
578
579 struct rx_mu_registers {
580 /* Local | PCI*| Name */
581 __le32 ARSR; /* 1300h | 00h | APIC Register Select Register */
582 __le32 reserved0; /* 1304h | 04h | Reserved */
583 __le32 AWR; /* 1308h | 08h | APIC Window Register */
584 __le32 reserved1; /* 130Ch | 0Ch | Reserved */
585 __le32 IMRx[2]; /* 1310h | 10h | Inbound Message Registers */
586 __le32 OMRx[2]; /* 1318h | 18h | Outbound Message Registers */
587 __le32 IDR; /* 1320h | 20h | Inbound Doorbell Register */
588 __le32 IISR; /* 1324h | 24h | Inbound Interrupt
589 Status Register */
590 __le32 IIMR; /* 1328h | 28h | Inbound Interrupt
591 Mask Register */
592 __le32 ODR; /* 132Ch | 2Ch | Outbound Doorbell Register */
593 __le32 OISR; /* 1330h | 30h | Outbound Interrupt
594 Status Register */
595 __le32 OIMR; /* 1334h | 34h | Outbound Interrupt
596 Mask Register */
597 /* * Must access through ATU Inbound
598 Translation Window */
599 };
600
601 struct rx_inbound {
602 __le32 Mailbox[8];
603 };
604
605 #define InboundMailbox0 IndexRegs.Mailbox[0]
606 #define InboundMailbox1 IndexRegs.Mailbox[1]
607 #define InboundMailbox2 IndexRegs.Mailbox[2]
608 #define InboundMailbox3 IndexRegs.Mailbox[3]
609 #define InboundMailbox4 IndexRegs.Mailbox[4]
610 #define InboundMailbox5 IndexRegs.Mailbox[5]
611 #define InboundMailbox6 IndexRegs.Mailbox[6]
612
613 #define INBOUNDDOORBELL_0 0x00000001
614 #define INBOUNDDOORBELL_1 0x00000002
615 #define INBOUNDDOORBELL_2 0x00000004
616 #define INBOUNDDOORBELL_3 0x00000008
617 #define INBOUNDDOORBELL_4 0x00000010
618 #define INBOUNDDOORBELL_5 0x00000020
619 #define INBOUNDDOORBELL_6 0x00000040
620
621 #define OUTBOUNDDOORBELL_0 0x00000001
622 #define OUTBOUNDDOORBELL_1 0x00000002
623 #define OUTBOUNDDOORBELL_2 0x00000004
624 #define OUTBOUNDDOORBELL_3 0x00000008
625 #define OUTBOUNDDOORBELL_4 0x00000010
626
627 #define InboundDoorbellReg MUnit.IDR
628 #define OutboundDoorbellReg MUnit.ODR
629
630 struct rx_registers {
631 struct rx_mu_registers MUnit; /* 1300h - 1334h */
632 __le32 reserved1[6]; /* 1338h - 134ch */
633 struct rx_inbound IndexRegs;
634 };
635
636 #define rx_readb(AEP, CSR) readb(&((AEP)->regs.rx->CSR))
637 #define rx_readl(AEP, CSR) readl(&((AEP)->regs.rx->CSR))
638 #define rx_writeb(AEP, CSR, value) writeb(value, &((AEP)->regs.rx->CSR))
639 #define rx_writel(AEP, CSR, value) writel(value, &((AEP)->regs.rx->CSR))
640
641 /*
642 * Rkt Message Unit Registers (same as Rx, except a larger reserve region)
643 */
644
645 #define rkt_mu_registers rx_mu_registers
646 #define rkt_inbound rx_inbound
647
648 struct rkt_registers {
649 struct rkt_mu_registers MUnit; /* 1300h - 1334h */
650 __le32 reserved1[1010]; /* 1338h - 22fch */
651 struct rkt_inbound IndexRegs; /* 2300h - */
652 };
653
654 #define rkt_readb(AEP, CSR) readb(&((AEP)->regs.rkt->CSR))
655 #define rkt_readl(AEP, CSR) readl(&((AEP)->regs.rkt->CSR))
656 #define rkt_writeb(AEP, CSR, value) writeb(value, &((AEP)->regs.rkt->CSR))
657 #define rkt_writel(AEP, CSR, value) writel(value, &((AEP)->regs.rkt->CSR))
658
659 struct fib;
660
661 typedef void (*fib_callback)(void *ctxt, struct fib *fibctx);
662
663 struct aac_fib_context {
664 s16 type; // used for verification of structure
665 s16 size;
666 u32 unique; // unique value representing this context
667 ulong jiffies; // used for cleanup - dmb changed to ulong
668 struct list_head next; // used to link context's into a linked list
669 struct semaphore wait_sem; // this is used to wait for the next fib to arrive.
670 int wait; // Set to true when thread is in WaitForSingleObject
671 unsigned long count; // total number of FIBs on FibList
672 struct list_head fib_list; // this holds fibs and their attachd hw_fibs
673 };
674
675 struct sense_data {
676 u8 error_code; /* 70h (current errors), 71h(deferred errors) */
677 u8 valid:1; /* A valid bit of one indicates that the information */
678 /* field contains valid information as defined in the
679 * SCSI-2 Standard.
680 */
681 u8 segment_number; /* Only used for COPY, COMPARE, or COPY AND VERIFY Commands */
682 u8 sense_key:4; /* Sense Key */
683 u8 reserved:1;
684 u8 ILI:1; /* Incorrect Length Indicator */
685 u8 EOM:1; /* End Of Medium - reserved for random access devices */
686 u8 filemark:1; /* Filemark - reserved for random access devices */
687
688 u8 information[4]; /* for direct-access devices, contains the unsigned
689 * logical block address or residue associated with
690 * the sense key
691 */
692 u8 add_sense_len; /* number of additional sense bytes to follow this field */
693 u8 cmnd_info[4]; /* not used */
694 u8 ASC; /* Additional Sense Code */
695 u8 ASCQ; /* Additional Sense Code Qualifier */
696 u8 FRUC; /* Field Replaceable Unit Code - not used */
697 u8 bit_ptr:3; /* indicates which byte of the CDB or parameter data
698 * was in error
699 */
700 u8 BPV:1; /* bit pointer valid (BPV): 1- indicates that
701 * the bit_ptr field has valid value
702 */
703 u8 reserved2:2;
704 u8 CD:1; /* command data bit: 1- illegal parameter in CDB.
705 * 0- illegal parameter in data.
706 */
707 u8 SKSV:1;
708 u8 field_ptr[2]; /* byte of the CDB or parameter data in error */
709 };
710
711 struct fsa_dev_info {
712 u64 last;
713 u64 size;
714 u32 type;
715 u16 queue_depth;
716 u8 valid;
717 u8 ro;
718 u8 locked;
719 u8 deleted;
720 char devname[8];
721 struct sense_data sense_data;
722 };
723
724 struct fib {
725 void *next; /* this is used by the allocator */
726 s16 type;
727 s16 size;
728 /*
729 * The Adapter that this I/O is destined for.
730 */
731 struct aac_dev *dev;
732 /*
733 * This is the event the sendfib routine will wait on if the
734 * caller did not pass one and this is synch io.
735 */
736 struct semaphore event_wait;
737 spinlock_t event_lock;
738
739 u32 done; /* gets set to 1 when fib is complete */
740 fib_callback callback;
741 void *callback_data;
742 u32 flags; // u32 dmb was ulong
743 /*
744 * The following is used to put this fib context onto the
745 * Outstanding I/O queue.
746 */
747 struct list_head queue;
748 /*
749 * And for the internal issue/reply queues (we may be able
750 * to merge these two)
751 */
752 struct list_head fiblink;
753 void *data;
754 struct hw_fib *hw_fib; /* Actual shared object */
755 dma_addr_t hw_fib_pa; /* physical address of hw_fib*/
756 };
757
758 /*
759 * Adapter Information Block
760 *
761 * This is returned by the RequestAdapterInfo block
762 */
763
764 struct aac_adapter_info
765 {
766 u32 platform;
767 u32 cpu;
768 u32 subcpu;
769 u32 clock;
770 u32 execmem;
771 u32 buffermem;
772 u32 totalmem;
773 u32 kernelrev;
774 u32 kernelbuild;
775 u32 monitorrev;
776 u32 monitorbuild;
777 u32 hwrev;
778 u32 hwbuild;
779 u32 biosrev;
780 u32 biosbuild;
781 u32 cluster;
782 u32 clusterchannelmask;
783 u32 serial[2];
784 u32 battery;
785 u32 options;
786 u32 OEM;
787 };
788
789 /*
790 * Battery platforms
791 */
792 #define AAC_BAT_REQ_PRESENT (1)
793 #define AAC_BAT_REQ_NOTPRESENT (2)
794 #define AAC_BAT_OPT_PRESENT (3)
795 #define AAC_BAT_OPT_NOTPRESENT (4)
796 #define AAC_BAT_NOT_SUPPORTED (5)
797 /*
798 * cpu types
799 */
800 #define AAC_CPU_SIMULATOR (1)
801 #define AAC_CPU_I960 (2)
802 #define AAC_CPU_STRONGARM (3)
803
804 /*
805 * Supported Options
806 */
807 #define AAC_OPT_SNAPSHOT cpu_to_le32(1)
808 #define AAC_OPT_CLUSTERS cpu_to_le32(1<<1)
809 #define AAC_OPT_WRITE_CACHE cpu_to_le32(1<<2)
810 #define AAC_OPT_64BIT_DATA cpu_to_le32(1<<3)
811 #define AAC_OPT_HOST_TIME_FIB cpu_to_le32(1<<4)
812 #define AAC_OPT_RAID50 cpu_to_le32(1<<5)
813 #define AAC_OPT_4GB_WINDOW cpu_to_le32(1<<6)
814 #define AAC_OPT_SCSI_UPGRADEABLE cpu_to_le32(1<<7)
815 #define AAC_OPT_SOFT_ERR_REPORT cpu_to_le32(1<<8)
816 #define AAC_OPT_SUPPORTED_RECONDITION cpu_to_le32(1<<9)
817 #define AAC_OPT_SGMAP_HOST64 cpu_to_le32(1<<10)
818 #define AAC_OPT_ALARM cpu_to_le32(1<<11)
819 #define AAC_OPT_NONDASD cpu_to_le32(1<<12)
820 #define AAC_OPT_SCSI_MANAGED cpu_to_le32(1<<13)
821 #define AAC_OPT_RAID_SCSI_MODE cpu_to_le32(1<<14)
822 #define AAC_OPT_SUPPLEMENT_ADAPTER_INFO cpu_to_le32(1<<16)
823 #define AAC_OPT_NEW_COMM cpu_to_le32(1<<17)
824 #define AAC_OPT_NEW_COMM_64 cpu_to_le32(1<<18)
825
826 struct aac_dev
827 {
828 struct list_head entry;
829 const char *name;
830 int id;
831
832 u16 irq_mask;
833 /*
834 * Map for 128 fib objects (64k)
835 */
836 dma_addr_t hw_fib_pa;
837 struct hw_fib *hw_fib_va;
838 struct hw_fib *aif_base_va;
839 /*
840 * Fib Headers
841 */
842 struct fib *fibs;
843
844 struct fib *free_fib;
845 struct fib *timeout_fib;
846 spinlock_t fib_lock;
847
848 struct aac_queue_block *queues;
849 /*
850 * The user API will use an IOCTL to register itself to receive
851 * FIBs from the adapter. The following list is used to keep
852 * track of all the threads that have requested these FIBs. The
853 * mutex is used to synchronize access to all data associated
854 * with the adapter fibs.
855 */
856 struct list_head fib_list;
857
858 struct adapter_ops a_ops;
859 unsigned long fsrev; /* Main driver's revision number */
860
861 struct aac_init *init; /* Holds initialization info to communicate with adapter */
862 dma_addr_t init_pa; /* Holds physical address of the init struct */
863
864 struct pci_dev *pdev; /* Our PCI interface */
865 void * printfbuf; /* pointer to buffer used for printf's from the adapter */
866 void * comm_addr; /* Base address of Comm area */
867 dma_addr_t comm_phys; /* Physical Address of Comm area */
868 size_t comm_size;
869
870 struct Scsi_Host *scsi_host_ptr;
871 int maximum_num_containers;
872 struct fsa_dev_info *fsa_dev;
873 pid_t thread_pid;
874 int cardtype;
875
876 /*
877 * The following is the device specific extension.
878 */
879 union
880 {
881 struct sa_registers __iomem *sa;
882 struct rx_registers __iomem *rx;
883 struct rkt_registers __iomem *rkt;
884 } regs;
885 u32 OIMR; /* Mask Register Cache */
886 /*
887 * AIF thread states
888 */
889 u32 aif_thread;
890 struct completion aif_completion;
891 struct aac_adapter_info adapter_info;
892 /* These are in adapter info but they are in the io flow so
893 * lets break them out so we don't have to do an AND to check them
894 */
895 u8 nondasd_support;
896 u8 dac_support;
897 u8 raid_scsi_mode;
898 };
899
900 #define aac_adapter_interrupt(dev) \
901 (dev)->a_ops.adapter_interrupt(dev)
902
903 #define aac_adapter_notify(dev, event) \
904 (dev)->a_ops.adapter_notify(dev, event)
905
906
907 #define aac_adapter_check_health(dev) \
908 (dev)->a_ops.adapter_check_health(dev)
909
910
911 #define FIB_CONTEXT_FLAG_TIMED_OUT (0x00000001)
912
913 /*
914 * Define the command values
915 */
916
917 #define Null 0
918 #define GetAttributes 1
919 #define SetAttributes 2
920 #define Lookup 3
921 #define ReadLink 4
922 #define Read 5
923 #define Write 6
924 #define Create 7
925 #define MakeDirectory 8
926 #define SymbolicLink 9
927 #define MakeNode 10
928 #define Removex 11
929 #define RemoveDirectoryx 12
930 #define Rename 13
931 #define Link 14
932 #define ReadDirectory 15
933 #define ReadDirectoryPlus 16
934 #define FileSystemStatus 17
935 #define FileSystemInfo 18
936 #define PathConfigure 19
937 #define Commit 20
938 #define Mount 21
939 #define UnMount 22
940 #define Newfs 23
941 #define FsCheck 24
942 #define FsSync 25
943 #define SimReadWrite 26
944 #define SetFileSystemStatus 27
945 #define BlockRead 28
946 #define BlockWrite 29
947 #define NvramIoctl 30
948 #define FsSyncWait 31
949 #define ClearArchiveBit 32
950 #define SetAcl 33
951 #define GetAcl 34
952 #define AssignAcl 35
953 #define FaultInsertion 36 /* Fault Insertion Command */
954 #define CrazyCache 37 /* Crazycache */
955
956 #define MAX_FSACOMMAND_NUM 38
957
958
959 /*
960 * Define the status returns. These are very unixlike although
961 * most are not in fact used
962 */
963
964 #define ST_OK 0
965 #define ST_PERM 1
966 #define ST_NOENT 2
967 #define ST_IO 5
968 #define ST_NXIO 6
969 #define ST_E2BIG 7
970 #define ST_ACCES 13
971 #define ST_EXIST 17
972 #define ST_XDEV 18
973 #define ST_NODEV 19
974 #define ST_NOTDIR 20
975 #define ST_ISDIR 21
976 #define ST_INVAL 22
977 #define ST_FBIG 27
978 #define ST_NOSPC 28
979 #define ST_ROFS 30
980 #define ST_MLINK 31
981 #define ST_WOULDBLOCK 35
982 #define ST_NAMETOOLONG 63
983 #define ST_NOTEMPTY 66
984 #define ST_DQUOT 69
985 #define ST_STALE 70
986 #define ST_REMOTE 71
987 #define ST_BADHANDLE 10001
988 #define ST_NOT_SYNC 10002
989 #define ST_BAD_COOKIE 10003
990 #define ST_NOTSUPP 10004
991 #define ST_TOOSMALL 10005
992 #define ST_SERVERFAULT 10006
993 #define ST_BADTYPE 10007
994 #define ST_JUKEBOX 10008
995 #define ST_NOTMOUNTED 10009
996 #define ST_MAINTMODE 10010
997 #define ST_STALEACL 10011
998
999 /*
1000 * On writes how does the client want the data written.
1001 */
1002
1003 #define CACHE_CSTABLE 1
1004 #define CACHE_UNSTABLE 2
1005
1006 /*
1007 * Lets the client know at which level the data was commited on
1008 * a write request
1009 */
1010
1011 #define CMFILE_SYNCH_NVRAM 1
1012 #define CMDATA_SYNCH_NVRAM 2
1013 #define CMFILE_SYNCH 3
1014 #define CMDATA_SYNCH 4
1015 #define CMUNSTABLE 5
1016
1017 struct aac_read
1018 {
1019 u32 command;
1020 u32 cid;
1021 u32 block;
1022 u32 count;
1023 struct sgmap sg; // Must be last in struct because it is variable
1024 };
1025
1026 struct aac_read64
1027 {
1028 u32 command;
1029 u16 cid;
1030 u16 sector_count;
1031 u32 block;
1032 u16 pad;
1033 u16 flags;
1034 struct sgmap64 sg; // Must be last in struct because it is variable
1035 };
1036
1037 struct aac_read_reply
1038 {
1039 u32 status;
1040 u32 count;
1041 };
1042
1043 struct aac_write
1044 {
1045 u32 command;
1046 u32 cid;
1047 u32 block;
1048 u32 count;
1049 u32 stable; // Not used
1050 struct sgmap sg; // Must be last in struct because it is variable
1051 };
1052
1053 struct aac_write64
1054 {
1055 u32 command;
1056 u16 cid;
1057 u16 sector_count;
1058 u32 block;
1059 u16 pad;
1060 u16 flags;
1061 struct sgmap64 sg; // Must be last in struct because it is variable
1062 };
1063 struct aac_write_reply
1064 {
1065 u32 status;
1066 u32 count;
1067 u32 committed;
1068 };
1069
1070 #define CT_FLUSH_CACHE 129
1071 struct aac_synchronize {
1072 u32 command; /* VM_ContainerConfig */
1073 u32 type; /* CT_FLUSH_CACHE */
1074 u32 cid;
1075 u32 parm1;
1076 u32 parm2;
1077 u32 parm3;
1078 u32 parm4;
1079 u32 count; /* sizeof(((struct aac_synchronize_reply *)NULL)->data) */
1080 };
1081
1082 struct aac_synchronize_reply {
1083 u32 dummy0;
1084 u32 dummy1;
1085 u32 status; /* CT_OK */
1086 u32 parm1;
1087 u32 parm2;
1088 u32 parm3;
1089 u32 parm4;
1090 u32 parm5;
1091 u8 data[16];
1092 };
1093
1094 struct aac_srb
1095 {
1096 u32 function;
1097 u32 channel;
1098 u32 id;
1099 u32 lun;
1100 u32 timeout;
1101 u32 flags;
1102 u32 count; // Data xfer size
1103 u32 retry_limit;
1104 u32 cdb_size;
1105 u8 cdb[16];
1106 struct sgmap sg;
1107 };
1108
1109
1110
1111 #define AAC_SENSE_BUFFERSIZE 30
1112
1113 struct aac_srb_reply
1114 {
1115 u32 status;
1116 u32 srb_status;
1117 u32 scsi_status;
1118 u32 data_xfer_length;
1119 u32 sense_data_size;
1120 u8 sense_data[AAC_SENSE_BUFFERSIZE]; // Can this be SCSI_SENSE_BUFFERSIZE
1121 };
1122 /*
1123 * SRB Flags
1124 */
1125 #define SRB_NoDataXfer 0x0000
1126 #define SRB_DisableDisconnect 0x0004
1127 #define SRB_DisableSynchTransfer 0x0008
1128 #define SRB_BypassFrozenQueue 0x0010
1129 #define SRB_DisableAutosense 0x0020
1130 #define SRB_DataIn 0x0040
1131 #define SRB_DataOut 0x0080
1132
1133 /*
1134 * SRB Functions - set in aac_srb->function
1135 */
1136 #define SRBF_ExecuteScsi 0x0000
1137 #define SRBF_ClaimDevice 0x0001
1138 #define SRBF_IO_Control 0x0002
1139 #define SRBF_ReceiveEvent 0x0003
1140 #define SRBF_ReleaseQueue 0x0004
1141 #define SRBF_AttachDevice 0x0005
1142 #define SRBF_ReleaseDevice 0x0006
1143 #define SRBF_Shutdown 0x0007
1144 #define SRBF_Flush 0x0008
1145 #define SRBF_AbortCommand 0x0010
1146 #define SRBF_ReleaseRecovery 0x0011
1147 #define SRBF_ResetBus 0x0012
1148 #define SRBF_ResetDevice 0x0013
1149 #define SRBF_TerminateIO 0x0014
1150 #define SRBF_FlushQueue 0x0015
1151 #define SRBF_RemoveDevice 0x0016
1152 #define SRBF_DomainValidation 0x0017
1153
1154 /*
1155 * SRB SCSI Status - set in aac_srb->scsi_status
1156 */
1157 #define SRB_STATUS_PENDING 0x00
1158 #define SRB_STATUS_SUCCESS 0x01
1159 #define SRB_STATUS_ABORTED 0x02
1160 #define SRB_STATUS_ABORT_FAILED 0x03
1161 #define SRB_STATUS_ERROR 0x04
1162 #define SRB_STATUS_BUSY 0x05
1163 #define SRB_STATUS_INVALID_REQUEST 0x06
1164 #define SRB_STATUS_INVALID_PATH_ID 0x07
1165 #define SRB_STATUS_NO_DEVICE 0x08
1166 #define SRB_STATUS_TIMEOUT 0x09
1167 #define SRB_STATUS_SELECTION_TIMEOUT 0x0A
1168 #define SRB_STATUS_COMMAND_TIMEOUT 0x0B
1169 #define SRB_STATUS_MESSAGE_REJECTED 0x0D
1170 #define SRB_STATUS_BUS_RESET 0x0E
1171 #define SRB_STATUS_PARITY_ERROR 0x0F
1172 #define SRB_STATUS_REQUEST_SENSE_FAILED 0x10
1173 #define SRB_STATUS_NO_HBA 0x11
1174 #define SRB_STATUS_DATA_OVERRUN 0x12
1175 #define SRB_STATUS_UNEXPECTED_BUS_FREE 0x13
1176 #define SRB_STATUS_PHASE_SEQUENCE_FAILURE 0x14
1177 #define SRB_STATUS_BAD_SRB_BLOCK_LENGTH 0x15
1178 #define SRB_STATUS_REQUEST_FLUSHED 0x16
1179 #define SRB_STATUS_DELAYED_RETRY 0x17
1180 #define SRB_STATUS_INVALID_LUN 0x20
1181 #define SRB_STATUS_INVALID_TARGET_ID 0x21
1182 #define SRB_STATUS_BAD_FUNCTION 0x22
1183 #define SRB_STATUS_ERROR_RECOVERY 0x23
1184 #define SRB_STATUS_NOT_STARTED 0x24
1185 #define SRB_STATUS_NOT_IN_USE 0x30
1186 #define SRB_STATUS_FORCE_ABORT 0x31
1187 #define SRB_STATUS_DOMAIN_VALIDATION_FAIL 0x32
1188
1189 /*
1190 * Object-Server / Volume-Manager Dispatch Classes
1191 */
1192
1193 #define VM_Null 0
1194 #define VM_NameServe 1
1195 #define VM_ContainerConfig 2
1196 #define VM_Ioctl 3
1197 #define VM_FilesystemIoctl 4
1198 #define VM_CloseAll 5
1199 #define VM_CtBlockRead 6
1200 #define VM_CtBlockWrite 7
1201 #define VM_SliceBlockRead 8 /* raw access to configured "storage objects" */
1202 #define VM_SliceBlockWrite 9
1203 #define VM_DriveBlockRead 10 /* raw access to physical devices */
1204 #define VM_DriveBlockWrite 11
1205 #define VM_EnclosureMgt 12 /* enclosure management */
1206 #define VM_Unused 13 /* used to be diskset management */
1207 #define VM_CtBlockVerify 14
1208 #define VM_CtPerf 15 /* performance test */
1209 #define VM_CtBlockRead64 16
1210 #define VM_CtBlockWrite64 17
1211 #define VM_CtBlockVerify64 18
1212 #define VM_CtHostRead64 19
1213 #define VM_CtHostWrite64 20
1214
1215 #define MAX_VMCOMMAND_NUM 21 /* used for sizing stats array - leave last */
1216
1217 /*
1218 * Descriptive information (eg, vital stats)
1219 * that a content manager might report. The
1220 * FileArray filesystem component is one example
1221 * of a content manager. Raw mode might be
1222 * another.
1223 */
1224
1225 struct aac_fsinfo {
1226 u32 fsTotalSize; /* Consumed by fs, incl. metadata */
1227 u32 fsBlockSize;
1228 u32 fsFragSize;
1229 u32 fsMaxExtendSize;
1230 u32 fsSpaceUnits;
1231 u32 fsMaxNumFiles;
1232 u32 fsNumFreeFiles;
1233 u32 fsInodeDensity;
1234 }; /* valid iff ObjType == FT_FILESYS && !(ContentState & FSCS_NOTCLEAN) */
1235
1236 union aac_contentinfo {
1237 struct aac_fsinfo filesys; /* valid iff ObjType == FT_FILESYS && !(ContentState & FSCS_NOTCLEAN) */
1238 };
1239
1240 /*
1241 * Query for Container Configuration Status
1242 */
1243
1244 #define CT_GET_CONFIG_STATUS 147
1245 struct aac_get_config_status {
1246 u32 command; /* VM_ContainerConfig */
1247 u32 type; /* CT_GET_CONFIG_STATUS */
1248 u32 parm1;
1249 u32 parm2;
1250 u32 parm3;
1251 u32 parm4;
1252 u32 parm5;
1253 u32 count; /* sizeof(((struct aac_get_config_status_resp *)NULL)->data) */
1254 };
1255
1256 #define CFACT_CONTINUE 0
1257 #define CFACT_PAUSE 1
1258 #define CFACT_ABORT 2
1259 struct aac_get_config_status_resp {
1260 u32 response; /* ST_OK */
1261 u32 dummy0;
1262 u32 status; /* CT_OK */
1263 u32 parm1;
1264 u32 parm2;
1265 u32 parm3;
1266 u32 parm4;
1267 u32 parm5;
1268 struct {
1269 u32 action; /* CFACT_CONTINUE, CFACT_PAUSE or CFACT_ABORT */
1270 u16 flags;
1271 s16 count;
1272 } data;
1273 };
1274
1275 /*
1276 * Accept the configuration as-is
1277 */
1278
1279 #define CT_COMMIT_CONFIG 152
1280
1281 struct aac_commit_config {
1282 u32 command; /* VM_ContainerConfig */
1283 u32 type; /* CT_COMMIT_CONFIG */
1284 };
1285
1286 /*
1287 * Query for Container Configuration Count
1288 */
1289
1290 #define CT_GET_CONTAINER_COUNT 4
1291 struct aac_get_container_count {
1292 u32 command; /* VM_ContainerConfig */
1293 u32 type; /* CT_GET_CONTAINER_COUNT */
1294 };
1295
1296 struct aac_get_container_count_resp {
1297 u32 response; /* ST_OK */
1298 u32 dummy0;
1299 u32 MaxContainers;
1300 u32 ContainerSwitchEntries;
1301 u32 MaxPartitions;
1302 };
1303
1304
1305 /*
1306 * Query for "mountable" objects, ie, objects that are typically
1307 * associated with a drive letter on the client (host) side.
1308 */
1309
1310 struct aac_mntent {
1311 u32 oid;
1312 u8 name[16]; // if applicable
1313 struct creation_info create_info; // if applicable
1314 u32 capacity;
1315 u32 vol; // substrate structure
1316 u32 obj; // FT_FILESYS, FT_DATABASE, etc.
1317 u32 state; // unready for mounting, readonly, etc.
1318 union aac_contentinfo fileinfo; // Info specific to content manager (eg, filesystem)
1319 u32 altoid; // != oid <==> snapshot or broken mirror exists
1320 };
1321
1322 #define FSCS_NOTCLEAN 0x0001 /* fsck is neccessary before mounting */
1323 #define FSCS_READONLY 0x0002 /* possible result of broken mirror */
1324 #define FSCS_HIDDEN 0x0004 /* should be ignored - set during a clear */
1325
1326 struct aac_query_mount {
1327 u32 command;
1328 u32 type;
1329 u32 count;
1330 };
1331
1332 struct aac_mount {
1333 u32 status;
1334 u32 type; /* should be same as that requested */
1335 u32 count;
1336 struct aac_mntent mnt[1];
1337 };
1338
1339 #define CT_READ_NAME 130
1340 struct aac_get_name {
1341 u32 command; /* VM_ContainerConfig */
1342 u32 type; /* CT_READ_NAME */
1343 u32 cid;
1344 u32 parm1;
1345 u32 parm2;
1346 u32 parm3;
1347 u32 parm4;
1348 u32 count; /* sizeof(((struct aac_get_name_resp *)NULL)->data) */
1349 };
1350
1351 #define CT_OK 218
1352 struct aac_get_name_resp {
1353 u32 dummy0;
1354 u32 dummy1;
1355 u32 status; /* CT_OK */
1356 u32 parm1;
1357 u32 parm2;
1358 u32 parm3;
1359 u32 parm4;
1360 u32 parm5;
1361 u8 data[16];
1362 };
1363
1364 /*
1365 * The following command is sent to shut down each container.
1366 */
1367
1368 struct aac_close {
1369 u32 command;
1370 u32 cid;
1371 };
1372
1373 struct aac_query_disk
1374 {
1375 s32 cnum;
1376 s32 bus;
1377 s32 id;
1378 s32 lun;
1379 u32 valid;
1380 u32 locked;
1381 u32 deleted;
1382 s32 instance;
1383 s8 name[10];
1384 u32 unmapped;
1385 };
1386
1387 struct aac_delete_disk {
1388 u32 disknum;
1389 u32 cnum;
1390 };
1391
1392 struct fib_ioctl
1393 {
1394 u32 fibctx;
1395 s32 wait;
1396 char __user *fib;
1397 };
1398
1399 struct revision
1400 {
1401 u32 compat;
1402 u32 version;
1403 u32 build;
1404 };
1405
1406 /*
1407 * Ugly - non Linux like ioctl coding for back compat.
1408 */
1409
1410 #define CTL_CODE(function, method) ( \
1411 (4<< 16) | ((function) << 2) | (method) \
1412 )
1413
1414 /*
1415 * Define the method codes for how buffers are passed for I/O and FS
1416 * controls
1417 */
1418
1419 #define METHOD_BUFFERED 0
1420 #define METHOD_NEITHER 3
1421
1422 /*
1423 * Filesystem ioctls
1424 */
1425
1426 #define FSACTL_SENDFIB CTL_CODE(2050, METHOD_BUFFERED)
1427 #define FSACTL_SEND_RAW_SRB CTL_CODE(2067, METHOD_BUFFERED)
1428 #define FSACTL_DELETE_DISK 0x163
1429 #define FSACTL_QUERY_DISK 0x173
1430 #define FSACTL_OPEN_GET_ADAPTER_FIB CTL_CODE(2100, METHOD_BUFFERED)
1431 #define FSACTL_GET_NEXT_ADAPTER_FIB CTL_CODE(2101, METHOD_BUFFERED)
1432 #define FSACTL_CLOSE_GET_ADAPTER_FIB CTL_CODE(2102, METHOD_BUFFERED)
1433 #define FSACTL_MINIPORT_REV_CHECK CTL_CODE(2107, METHOD_BUFFERED)
1434 #define FSACTL_GET_PCI_INFO CTL_CODE(2119, METHOD_BUFFERED)
1435 #define FSACTL_FORCE_DELETE_DISK CTL_CODE(2120, METHOD_NEITHER)
1436 #define FSACTL_GET_CONTAINERS 2131
1437
1438
1439 struct aac_common
1440 {
1441 /*
1442 * If this value is set to 1 then interrupt moderation will occur
1443 * in the base commuication support.
1444 */
1445 u32 irq_mod;
1446 u32 peak_fibs;
1447 u32 zero_fibs;
1448 u32 fib_timeouts;
1449 /*
1450 * Statistical counters in debug mode
1451 */
1452 #ifdef DBG
1453 u32 FibsSent;
1454 u32 FibRecved;
1455 u32 NoResponseSent;
1456 u32 NoResponseRecved;
1457 u32 AsyncSent;
1458 u32 AsyncRecved;
1459 u32 NormalSent;
1460 u32 NormalRecved;
1461 #endif
1462 };
1463
1464 extern struct aac_common aac_config;
1465
1466
1467 /*
1468 * The following macro is used when sending and receiving FIBs. It is
1469 * only used for debugging.
1470 */
1471
1472 #ifdef DBG
1473 #define FIB_COUNTER_INCREMENT(counter) (counter)++
1474 #else
1475 #define FIB_COUNTER_INCREMENT(counter)
1476 #endif
1477
1478 /*
1479 * Adapter direct commands
1480 * Monitor/Kernel API
1481 */
1482
1483 #define BREAKPOINT_REQUEST 0x00000004
1484 #define INIT_STRUCT_BASE_ADDRESS 0x00000005
1485 #define READ_PERMANENT_PARAMETERS 0x0000000a
1486 #define WRITE_PERMANENT_PARAMETERS 0x0000000b
1487 #define HOST_CRASHING 0x0000000d
1488 #define SEND_SYNCHRONOUS_FIB 0x0000000c
1489 #define COMMAND_POST_RESULTS 0x00000014
1490 #define GET_ADAPTER_PROPERTIES 0x00000019
1491 #define GET_DRIVER_BUFFER_PROPERTIES 0x00000023
1492 #define RCV_TEMP_READINGS 0x00000025
1493 #define GET_COMM_PREFERRED_SETTINGS 0x00000026
1494 #define IOP_RESET 0x00001000
1495 #define RE_INIT_ADAPTER 0x000000ee
1496
1497 /*
1498 * Adapter Status Register
1499 *
1500 * Phase Staus mailbox is 32bits:
1501 * <31:16> = Phase Status
1502 * <15:0> = Phase
1503 *
1504 * The adapter reports is present state through the phase. Only
1505 * a single phase should be ever be set. Each phase can have multiple
1506 * phase status bits to provide more detailed information about the
1507 * state of the board. Care should be taken to ensure that any phase
1508 * status bits that are set when changing the phase are also valid
1509 * for the new phase or be cleared out. Adapter software (monitor,
1510 * iflash, kernel) is responsible for properly maintining the phase
1511 * status mailbox when it is running.
1512 *
1513 * MONKER_API Phases
1514 *
1515 * Phases are bit oriented. It is NOT valid to have multiple bits set
1516 */
1517
1518 #define SELF_TEST_FAILED 0x00000004
1519 #define MONITOR_PANIC 0x00000020
1520 #define KERNEL_UP_AND_RUNNING 0x00000080
1521 #define KERNEL_PANIC 0x00000100
1522
1523 /*
1524 * Doorbell bit defines
1525 */
1526
1527 #define DoorBellSyncCmdAvailable (1<<0) /* Host -> Adapter */
1528 #define DoorBellPrintfDone (1<<5) /* Host -> Adapter */
1529 #define DoorBellAdapterNormCmdReady (1<<1) /* Adapter -> Host */
1530 #define DoorBellAdapterNormRespReady (1<<2) /* Adapter -> Host */
1531 #define DoorBellAdapterNormCmdNotFull (1<<3) /* Adapter -> Host */
1532 #define DoorBellAdapterNormRespNotFull (1<<4) /* Adapter -> Host */
1533 #define DoorBellPrintfReady (1<<5) /* Adapter -> Host */
1534
1535 /*
1536 * For FIB communication, we need all of the following things
1537 * to send back to the user.
1538 */
1539
1540 #define AifCmdEventNotify 1 /* Notify of event */
1541 #define AifEnConfigChange 3 /* Adapter configuration change */
1542 #define AifEnContainerChange 4 /* Container configuration change */
1543 #define AifEnDeviceFailure 5 /* SCSI device failed */
1544 #define AifEnAddContainer 15 /* A new array was created */
1545 #define AifEnDeleteContainer 16 /* A container was deleted */
1546 #define AifEnExpEvent 23 /* Firmware Event Log */
1547 #define AifExeFirmwarePanic 3 /* Firmware Event Panic */
1548 #define AifHighPriority 3 /* Highest Priority Event */
1549
1550 #define AifCmdJobProgress 2 /* Progress report */
1551 #define AifJobCtrZero 101 /* Array Zero progress */
1552 #define AifJobStsSuccess 1 /* Job completes */
1553 #define AifCmdAPIReport 3 /* Report from other user of API */
1554 #define AifCmdDriverNotify 4 /* Notify host driver of event */
1555 #define AifDenMorphComplete 200 /* A morph operation completed */
1556 #define AifDenVolumeExtendComplete 201 /* A volume extend completed */
1557 #define AifReqJobList 100 /* Gets back complete job list */
1558 #define AifReqJobsForCtr 101 /* Gets back jobs for specific container */
1559 #define AifReqJobsForScsi 102 /* Gets back jobs for specific SCSI device */
1560 #define AifReqJobReport 103 /* Gets back a specific job report or list of them */
1561 #define AifReqTerminateJob 104 /* Terminates job */
1562 #define AifReqSuspendJob 105 /* Suspends a job */
1563 #define AifReqResumeJob 106 /* Resumes a job */
1564 #define AifReqSendAPIReport 107 /* API generic report requests */
1565 #define AifReqAPIJobStart 108 /* Start a job from the API */
1566 #define AifReqAPIJobUpdate 109 /* Update a job report from the API */
1567 #define AifReqAPIJobFinish 110 /* Finish a job from the API */
1568
1569 /*
1570 * Adapter Initiated FIB command structures. Start with the adapter
1571 * initiated FIBs that really come from the adapter, and get responded
1572 * to by the host.
1573 */
1574
1575 struct aac_aifcmd {
1576 u32 command; /* Tell host what type of notify this is */
1577 u32 seqnum; /* To allow ordering of reports (if necessary) */
1578 u8 data[1]; /* Undefined length (from kernel viewpoint) */
1579 };
1580
1581 /**
1582 * Convert capacity to cylinders
1583 * accounting for the fact capacity could be a 64 bit value
1584 *
1585 */
1586 static inline u32 cap_to_cyls(sector_t capacity, u32 divisor)
1587 {
1588 sector_div(capacity, divisor);
1589 return (u32)capacity;
1590 }
1591
1592 struct scsi_cmnd;
1593
1594 const char *aac_driverinfo(struct Scsi_Host *);
1595 struct fib *fib_alloc(struct aac_dev *dev);
1596 int fib_setup(struct aac_dev *dev);
1597 void fib_map_free(struct aac_dev *dev);
1598 void fib_free(struct fib * context);
1599 void fib_init(struct fib * context);
1600 void fib_dealloc(struct fib * context);
1601 void aac_printf(struct aac_dev *dev, u32 val);
1602 int fib_send(u16 command, struct fib * context, unsigned long size, int priority, int wait, int reply, fib_callback callback, void *ctxt);
1603 int aac_consumer_get(struct aac_dev * dev, struct aac_queue * q, struct aac_entry **entry);
1604 void aac_consumer_free(struct aac_dev * dev, struct aac_queue * q, u32 qnum);
1605 int fib_complete(struct fib * context);
1606 #define fib_data(fibctx) ((void *)(fibctx)->hw_fib->data)
1607 struct aac_dev *aac_init_adapter(struct aac_dev *dev);
1608 int aac_get_config_status(struct aac_dev *dev);
1609 int aac_get_containers(struct aac_dev *dev);
1610 int aac_scsi_cmd(struct scsi_cmnd *cmd);
1611 int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg);
1612 int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg);
1613 int aac_rx_init(struct aac_dev *dev);
1614 int aac_rkt_init(struct aac_dev *dev);
1615 int aac_sa_init(struct aac_dev *dev);
1616 unsigned int aac_response_normal(struct aac_queue * q);
1617 unsigned int aac_command_normal(struct aac_queue * q);
1618 int aac_command_thread(struct aac_dev * dev);
1619 int aac_close_fib_context(struct aac_dev * dev, struct aac_fib_context *fibctx);
1620 int fib_adapter_complete(struct fib * fibptr, unsigned short size);
1621 struct aac_driver_ident* aac_get_driver_ident(int devtype);
1622 int aac_get_adapter_info(struct aac_dev* dev);
1623 int aac_send_shutdown(struct aac_dev *dev);
Linux with added FPC-III support