aacraid.h revision 94cf6ba11b068b8a8f68a1e88bffb6827e92124b 
1#if (!defined(dprintk))
2# define dprintk(x)
3#endif
4/* eg: if (nblank(dprintk(x))) */
5#define _nblank(x) #x
6#define nblank(x) _nblank(x)[0]
7
8#include <linux/interrupt.h>
9
10/*------------------------------------------------------------------------------
11 *              D E F I N E S
12 *----------------------------------------------------------------------------*/
13
14#ifndef AAC_DRIVER_BUILD
15# define AAC_DRIVER_BUILD 2449
16# define AAC_DRIVER_BRANCH "-ms"
17#endif
18#define MAXIMUM_NUM_CONTAINERS	32
19
20#define AAC_NUM_MGT_FIB         8
21#define AAC_NUM_IO_FIB		(512 - AAC_NUM_MGT_FIB)
22#define AAC_NUM_FIB		(AAC_NUM_IO_FIB + AAC_NUM_MGT_FIB)
23
24#define AAC_MAX_LUN		(8)
25
26#define AAC_MAX_HOSTPHYSMEMPAGES (0xfffff)
27#define AAC_MAX_32BIT_SGBCOUNT	((unsigned short)256)
28
29/*
30 * These macros convert from physical channels to virtual channels
31 */
32#define CONTAINER_CHANNEL		(0)
33#define CONTAINER_TO_CHANNEL(cont)	(CONTAINER_CHANNEL)
34#define CONTAINER_TO_ID(cont)		(cont)
35#define CONTAINER_TO_LUN(cont)		(0)
36
37#define aac_phys_to_logical(x)  (x+1)
38#define aac_logical_to_phys(x)  (x?x-1:0)
39
40/* #define AAC_DETAILED_STATUS_INFO */
41
42struct diskparm
43{
44	int heads;
45	int sectors;
46	int cylinders;
47};
48
49
50/*
51 *	Firmware constants
52 */
53
54#define		CT_NONE			0
55#define 	CT_OK        		218
56#define		FT_FILESYS	8	/* ADAPTEC's "FSA"(tm) filesystem */
57#define		FT_DRIVE	9	/* physical disk - addressable in scsi by bus/id/lun */
58
59/*
60 *	Host side memory scatter gather list
61 *	Used by the adapter for read, write, and readdirplus operations
62 *	We have separate 32 and 64 bit version because even
63 *	on 64 bit systems not all cards support the 64 bit version
64 */
65struct sgentry {
66	__le32	addr;	/* 32-bit address. */
67	__le32	count;	/* Length. */
68};
69
70struct user_sgentry {
71	u32	addr;	/* 32-bit address. */
72	u32	count;	/* Length. */
73};
74
75struct sgentry64 {
76	__le32	addr[2];	/* 64-bit addr. 2 pieces for data alignment */
77	__le32	count;	/* Length. */
78};
79
80struct user_sgentry64 {
81	u32	addr[2];	/* 64-bit addr. 2 pieces for data alignment */
82	u32	count;	/* Length. */
83};
84
85struct sgentryraw {
86	__le32		next;	/* reserved for F/W use */
87	__le32		prev;	/* reserved for F/W use */
88	__le32		addr[2];
89	__le32		count;
90	__le32		flags;	/* reserved for F/W use */
91};
92
93struct user_sgentryraw {
94	u32		next;	/* reserved for F/W use */
95	u32		prev;	/* reserved for F/W use */
96	u32		addr[2];
97	u32		count;
98	u32		flags;	/* reserved for F/W use */
99};
100
101/*
102 *	SGMAP
103 *
104 *	This is the SGMAP structure for all commands that use
105 *	32-bit addressing.
106 */
107
108struct sgmap {
109	__le32		count;
110	struct sgentry	sg[1];
111};
112
113struct user_sgmap {
114	u32		count;
115	struct user_sgentry	sg[1];
116};
117
118struct sgmap64 {
119	__le32		count;
120	struct sgentry64 sg[1];
121};
122
123struct user_sgmap64 {
124	u32		count;
125	struct user_sgentry64 sg[1];
126};
127
128struct sgmapraw {
129	__le32		  count;
130	struct sgentryraw sg[1];
131};
132
133struct user_sgmapraw {
134	u32		  count;
135	struct user_sgentryraw sg[1];
136};
137
138struct creation_info
139{
140	u8 		buildnum;		/* e.g., 588 */
141	u8 		usec;			/* e.g., 588 */
142	u8	 	via;			/* e.g., 1 = FSU,
143						 * 	 2 = API
144						 */
145	u8	 	year;		 	/* e.g., 1997 = 97 */
146	__le32		date;			/*
147						 * unsigned 	Month		:4;	// 1 - 12
148						 * unsigned 	Day		:6;	// 1 - 32
149						 * unsigned 	Hour		:6;	// 0 - 23
150						 * unsigned 	Minute		:6;	// 0 - 60
151						 * unsigned 	Second		:6;	// 0 - 60
152						 */
153	__le32		serial[2];			/* e.g., 0x1DEADB0BFAFAF001 */
154};
155
156
157/*
158 *	Define all the constants needed for the communication interface
159 */
160
161/*
162 *	Define how many queue entries each queue will have and the total
163 *	number of entries for the entire communication interface. Also define
164 *	how many queues we support.
165 *
166 *	This has to match the controller
167 */
168
169#define NUMBER_OF_COMM_QUEUES  8   // 4 command; 4 response
170#define HOST_HIGH_CMD_ENTRIES  4
171#define HOST_NORM_CMD_ENTRIES  8
172#define ADAP_HIGH_CMD_ENTRIES  4
173#define ADAP_NORM_CMD_ENTRIES  512
174#define HOST_HIGH_RESP_ENTRIES 4
175#define HOST_NORM_RESP_ENTRIES 512
176#define ADAP_HIGH_RESP_ENTRIES 4
177#define ADAP_NORM_RESP_ENTRIES 8
178
179#define TOTAL_QUEUE_ENTRIES  \
180    (HOST_NORM_CMD_ENTRIES + HOST_HIGH_CMD_ENTRIES + ADAP_NORM_CMD_ENTRIES + ADAP_HIGH_CMD_ENTRIES + \
181	    HOST_NORM_RESP_ENTRIES + HOST_HIGH_RESP_ENTRIES + ADAP_NORM_RESP_ENTRIES + ADAP_HIGH_RESP_ENTRIES)
182
183
184/*
185 *	Set the queues on a 16 byte alignment
186 */
187
188#define QUEUE_ALIGNMENT		16
189
190/*
191 *	The queue headers define the Communication Region queues. These
192 *	are physically contiguous and accessible by both the adapter and the
193 *	host. Even though all queue headers are in the same contiguous block
194 *	they will be represented as individual units in the data structures.
195 */
196
197struct aac_entry {
198	__le32 size; /* Size in bytes of Fib which this QE points to */
199	__le32 addr; /* Receiver address of the FIB */
200};
201
202/*
203 *	The adapter assumes the ProducerIndex and ConsumerIndex are grouped
204 *	adjacently and in that order.
205 */
206
207struct aac_qhdr {
208	__le64 header_addr;/* Address to hand the adapter to access
209			      to this queue head */
210	__le32 *producer; /* The producer index for this queue (host address) */
211	__le32 *consumer; /* The consumer index for this queue (host address) */
212};
213
214/*
215 *	Define all the events which the adapter would like to notify
216 *	the host of.
217 */
218
219#define		HostNormCmdQue		1	/* Change in host normal priority command queue */
220#define		HostHighCmdQue		2	/* Change in host high priority command queue */
221#define		HostNormRespQue		3	/* Change in host normal priority response queue */
222#define		HostHighRespQue		4	/* Change in host high priority response queue */
223#define		AdapNormRespNotFull	5
224#define		AdapHighRespNotFull	6
225#define		AdapNormCmdNotFull	7
226#define		AdapHighCmdNotFull	8
227#define		SynchCommandComplete	9
228#define		AdapInternalError	0xfe    /* The adapter detected an internal error shutting down */
229
230/*
231 *	Define all the events the host wishes to notify the
232 *	adapter of. The first four values much match the Qid the
233 *	corresponding queue.
234 */
235
236#define		AdapNormCmdQue		2
237#define		AdapHighCmdQue		3
238#define		AdapNormRespQue		6
239#define		AdapHighRespQue		7
240#define		HostShutdown		8
241#define		HostPowerFail		9
242#define		FatalCommError		10
243#define		HostNormRespNotFull	11
244#define		HostHighRespNotFull	12
245#define		HostNormCmdNotFull	13
246#define		HostHighCmdNotFull	14
247#define		FastIo			15
248#define		AdapPrintfDone		16
249
250/*
251 *	Define all the queues that the adapter and host use to communicate
252 *	Number them to match the physical queue layout.
253 */
254
255enum aac_queue_types {
256        HostNormCmdQueue = 0,	/* Adapter to host normal priority command traffic */
257        HostHighCmdQueue,	/* Adapter to host high priority command traffic */
258        AdapNormCmdQueue,	/* Host to adapter normal priority command traffic */
259        AdapHighCmdQueue,	/* Host to adapter high priority command traffic */
260        HostNormRespQueue,	/* Adapter to host normal priority response traffic */
261        HostHighRespQueue,	/* Adapter to host high priority response traffic */
262        AdapNormRespQueue,	/* Host to adapter normal priority response traffic */
263        AdapHighRespQueue	/* Host to adapter high priority response traffic */
264};
265
266/*
267 *	Assign type values to the FSA communication data structures
268 */
269
270#define		FIB_MAGIC	0x0001
271
272/*
273 *	Define the priority levels the FSA communication routines support.
274 */
275
276#define		FsaNormal	1
277
278/*
279 * Define the FIB. The FIB is the where all the requested data and
280 * command information are put to the application on the FSA adapter.
281 */
282
283struct aac_fibhdr {
284	__le32 XferState;	/* Current transfer state for this CCB */
285	__le16 Command;		/* Routing information for the destination */
286	u8 StructType;		/* Type FIB */
287	u8 Flags;		/* Flags for FIB */
288	__le16 Size;		/* Size of this FIB in bytes */
289	__le16 SenderSize;	/* Size of the FIB in the sender
290				   (for response sizing) */
291	__le32 SenderFibAddress;  /* Host defined data in the FIB */
292	__le32 ReceiverFibAddress;/* Logical address of this FIB for
293				     the adapter */
294	u32 SenderData;		/* Place holder for the sender to store data */
295	union {
296		struct {
297		    __le32 _ReceiverTimeStart; 	/* Timestamp for
298						   receipt of fib */
299		    __le32 _ReceiverTimeDone;	/* Timestamp for
300						   completion of fib */
301		} _s;
302	} _u;
303};
304
305struct hw_fib {
306	struct aac_fibhdr header;
307	u8 data[512-sizeof(struct aac_fibhdr)];	// Command specific data
308};
309
310/*
311 *	FIB commands
312 */
313
314#define 	TestCommandResponse		1
315#define		TestAdapterCommand		2
316/*
317 *	Lowlevel and comm commands
318 */
319#define		LastTestCommand			100
320#define		ReinitHostNormCommandQueue	101
321#define		ReinitHostHighCommandQueue	102
322#define		ReinitHostHighRespQueue		103
323#define		ReinitHostNormRespQueue		104
324#define		ReinitAdapNormCommandQueue	105
325#define		ReinitAdapHighCommandQueue	107
326#define		ReinitAdapHighRespQueue		108
327#define		ReinitAdapNormRespQueue		109
328#define		InterfaceShutdown		110
329#define		DmaCommandFib			120
330#define		StartProfile			121
331#define		TermProfile			122
332#define		SpeedTest			123
333#define		TakeABreakPt			124
334#define		RequestPerfData			125
335#define		SetInterruptDefTimer		126
336#define		SetInterruptDefCount		127
337#define		GetInterruptDefStatus		128
338#define		LastCommCommand			129
339/*
340 *	Filesystem commands
341 */
342#define		NuFileSystem			300
343#define		UFS				301
344#define		HostFileSystem			302
345#define		LastFileSystemCommand		303
346/*
347 *	Container Commands
348 */
349#define		ContainerCommand		500
350#define		ContainerCommand64		501
351#define		ContainerRawIo			502
352/*
353 *	Cluster Commands
354 */
355#define		ClusterCommand	 		550
356/*
357 *	Scsi Port commands (scsi passthrough)
358 */
359#define		ScsiPortCommand			600
360#define		ScsiPortCommand64		601
361/*
362 *	Misc house keeping and generic adapter initiated commands
363 */
364#define		AifRequest			700
365#define		CheckRevision			701
366#define		FsaHostShutdown			702
367#define		RequestAdapterInfo		703
368#define		IsAdapterPaused			704
369#define		SendHostTime			705
370#define		RequestSupplementAdapterInfo	706
371#define		LastMiscCommand			707
372
373/*
374 * Commands that will target the failover level on the FSA adapter
375 */
376
377enum fib_xfer_state {
378	HostOwned 			= (1<<0),
379	AdapterOwned 			= (1<<1),
380	FibInitialized 			= (1<<2),
381	FibEmpty 			= (1<<3),
382	AllocatedFromPool 		= (1<<4),
383	SentFromHost 			= (1<<5),
384	SentFromAdapter 		= (1<<6),
385	ResponseExpected 		= (1<<7),
386	NoResponseExpected 		= (1<<8),
387	AdapterProcessed 		= (1<<9),
388	HostProcessed 			= (1<<10),
389	HighPriority 			= (1<<11),
390	NormalPriority 			= (1<<12),
391	Async				= (1<<13),
392	AsyncIo				= (1<<13),	// rpbfix: remove with new regime
393	PageFileIo			= (1<<14),	// rpbfix: remove with new regime
394	ShutdownRequest			= (1<<15),
395	LazyWrite			= (1<<16),	// rpbfix: remove with new regime
396	AdapterMicroFib			= (1<<17),
397	BIOSFibPath			= (1<<18),
398	FastResponseCapable		= (1<<19),
399	ApiFib				= (1<<20)	// Its an API Fib.
400};
401
402/*
403 *	The following defines needs to be updated any time there is an
404 *	incompatible change made to the aac_init structure.
405 */
406
407#define ADAPTER_INIT_STRUCT_REVISION		3
408#define ADAPTER_INIT_STRUCT_REVISION_4		4 // rocket science
409
410struct aac_init
411{
412	__le32	InitStructRevision;
413	__le32	MiniPortRevision;
414	__le32	fsrev;
415	__le32	CommHeaderAddress;
416	__le32	FastIoCommAreaAddress;
417	__le32	AdapterFibsPhysicalAddress;
418	__le32	AdapterFibsVirtualAddress;
419	__le32	AdapterFibsSize;
420	__le32	AdapterFibAlign;
421	__le32	printfbuf;
422	__le32	printfbufsiz;
423	__le32	HostPhysMemPages;   /* number of 4k pages of host
424				       physical memory */
425	__le32	HostElapsedSeconds; /* number of seconds since 1970. */
426	/*
427	 * ADAPTER_INIT_STRUCT_REVISION_4 begins here
428	 */
429	__le32	InitFlags;	/* flags for supported features */
430#define INITFLAGS_NEW_COMM_SUPPORTED	0x00000001
431	__le32	MaxIoCommands;	/* max outstanding commands */
432	__le32	MaxIoSize;	/* largest I/O command */
433	__le32	MaxFibSize;	/* largest FIB to adapter */
434};
435
436enum aac_log_level {
437	LOG_AAC_INIT			= 10,
438	LOG_AAC_INFORMATIONAL		= 20,
439	LOG_AAC_WARNING			= 30,
440	LOG_AAC_LOW_ERROR		= 40,
441	LOG_AAC_MEDIUM_ERROR		= 50,
442	LOG_AAC_HIGH_ERROR		= 60,
443	LOG_AAC_PANIC			= 70,
444	LOG_AAC_DEBUG			= 80,
445	LOG_AAC_WINDBG_PRINT		= 90
446};
447
448#define FSAFS_NTC_GET_ADAPTER_FIB_CONTEXT	0x030b
449#define FSAFS_NTC_FIB_CONTEXT			0x030c
450
451struct aac_dev;
452struct fib;
453struct scsi_cmnd;
454
455struct adapter_ops
456{
457	/* Low level operations */
458	void (*adapter_interrupt)(struct aac_dev *dev);
459	void (*adapter_notify)(struct aac_dev *dev, u32 event);
460	void (*adapter_disable_int)(struct aac_dev *dev);
461	void (*adapter_enable_int)(struct aac_dev *dev);
462	int  (*adapter_sync_cmd)(struct aac_dev *dev, u32 command, u32 p1, u32 p2, u32 p3, u32 p4, u32 p5, u32 p6, u32 *status, u32 *r1, u32 *r2, u32 *r3, u32 *r4);
463	int  (*adapter_check_health)(struct aac_dev *dev);
464	int  (*adapter_restart)(struct aac_dev *dev, int bled);
465	/* Transport operations */
466	int  (*adapter_ioremap)(struct aac_dev * dev, u32 size);
467	irq_handler_t adapter_intr;
468	/* Packet operations */
469	int  (*adapter_deliver)(struct fib * fib);
470	int  (*adapter_bounds)(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba);
471	int  (*adapter_read)(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count);
472	int  (*adapter_write)(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua);
473	int  (*adapter_scsi)(struct fib * fib, struct scsi_cmnd * cmd);
474	/* Administrative operations */
475	int  (*adapter_comm)(struct aac_dev * dev, int comm);
476};
477
478/*
479 *	Define which interrupt handler needs to be installed
480 */
481
482struct aac_driver_ident
483{
484	int 	(*init)(struct aac_dev *dev);
485	char *	name;
486	char *	vname;
487	char *	model;
488	u16	channels;
489	int	quirks;
490};
491/*
492 * Some adapter firmware needs communication memory
493 * below 2gig. This tells the init function to set the
494 * dma mask such that fib memory will be allocated where the
495 * adapter firmware can get to it.
496 */
497#define AAC_QUIRK_31BIT	0x0001
498
499/*
500 * Some adapter firmware, when the raid card's cache is turned off, can not
501 * split up scatter gathers in order to deal with the limits of the
502 * underlying CHIM. This limit is 34 scatter gather elements.
503 */
504#define AAC_QUIRK_34SG	0x0002
505
506/*
507 * This adapter is a slave (no Firmware)
508 */
509#define AAC_QUIRK_SLAVE 0x0004
510
511/*
512 * This adapter is a master.
513 */
514#define AAC_QUIRK_MASTER 0x0008
515
516/*
517 * Some adapter firmware perform poorly when it must split up scatter gathers
518 * in order to deal with the limits of the underlying CHIM. This limit in this
519 * class of adapters is 17 scatter gather elements.
520 */
521#define AAC_QUIRK_17SG	0x0010
522
523/*
524 *	Some adapter firmware does not support 64 bit scsi passthrough
525 * commands.
526 */
527#define AAC_QUIRK_SCSI_32	0x0020
528
529/*
530 *	The adapter interface specs all queues to be located in the same
531 *	physically contigous block. The host structure that defines the
532 *	commuication queues will assume they are each a separate physically
533 *	contigous memory region that will support them all being one big
534 *	contigous block.
535 *	There is a command and response queue for each level and direction of
536 *	commuication. These regions are accessed by both the host and adapter.
537 */
538
539struct aac_queue {
540	u64		 	logical;	/*address we give the adapter */
541	struct aac_entry	*base;		/*system virtual address */
542	struct aac_qhdr 	headers;       	/*producer,consumer q headers*/
543	u32	 		entries;	/*Number of queue entries */
544	wait_queue_head_t	qfull;		/*Event to wait on if q full */
545	wait_queue_head_t	cmdready;	/*Cmd ready from the adapter */
546                  /* This is only valid for adapter to host command queues. */
547	spinlock_t	 	*lock;		/* Spinlock for this queue must take this lock before accessing the lock */
548	spinlock_t		lockdata;	/* Actual lock (used only on one side of the lock) */
549	struct list_head 	cmdq;	   	/* A queue of FIBs which need to be prcessed by the FS thread. This is */
550                                		/* only valid for command queues which receive entries from the adapter. */
551	u32			numpending;	/* Number of entries on outstanding queue. */
552	struct aac_dev *	dev;		/* Back pointer to adapter structure */
553};
554
555/*
556 *	Message queues. The order here is important, see also the
557 *	queue type ordering
558 */
559
560struct aac_queue_block
561{
562	struct aac_queue queue[8];
563};
564
565/*
566 *	SaP1 Message Unit Registers
567 */
568
569struct sa_drawbridge_CSR {
570				/*	Offset 	|  Name */
571	__le32	reserved[10];	/*	00h-27h |  Reserved */
572	u8	LUT_Offset;	/*	28h	|  Lookup Table Offset */
573	u8	reserved1[3];	/* 	29h-2bh	|  Reserved */
574	__le32	LUT_Data;	/*	2ch	|  Looup Table Data */
575	__le32	reserved2[26];	/*	30h-97h	|  Reserved */
576	__le16	PRICLEARIRQ;	/*	98h	|  Primary Clear Irq */
577	__le16	SECCLEARIRQ;	/*	9ah	|  Secondary Clear Irq */
578	__le16	PRISETIRQ;	/*	9ch	|  Primary Set Irq */
579	__le16	SECSETIRQ;	/*	9eh	|  Secondary Set Irq */
580	__le16	PRICLEARIRQMASK;/*	a0h	|  Primary Clear Irq Mask */
581	__le16	SECCLEARIRQMASK;/*	a2h	|  Secondary Clear Irq Mask */
582	__le16	PRISETIRQMASK;	/*	a4h	|  Primary Set Irq Mask */
583	__le16	SECSETIRQMASK;	/*	a6h	|  Secondary Set Irq Mask */
584	__le32	MAILBOX0;	/*	a8h	|  Scratchpad 0 */
585	__le32	MAILBOX1;	/*	ach	|  Scratchpad 1 */
586	__le32	MAILBOX2;	/*	b0h	|  Scratchpad 2 */
587	__le32	MAILBOX3;	/*	b4h	|  Scratchpad 3 */
588	__le32	MAILBOX4;	/*	b8h	|  Scratchpad 4 */
589	__le32	MAILBOX5;	/*	bch	|  Scratchpad 5 */
590	__le32	MAILBOX6;	/*	c0h	|  Scratchpad 6 */
591	__le32	MAILBOX7;	/*	c4h	|  Scratchpad 7 */
592	__le32	ROM_Setup_Data;	/*	c8h 	|  Rom Setup and Data */
593	__le32	ROM_Control_Addr;/*	cch 	|  Rom Control and Address */
594	__le32	reserved3[12];	/*	d0h-ffh	|  reserved */
595	__le32	LUT[64];	/*    100h-1ffh	|  Lookup Table Entries */
596};
597
598#define Mailbox0	SaDbCSR.MAILBOX0
599#define Mailbox1	SaDbCSR.MAILBOX1
600#define Mailbox2	SaDbCSR.MAILBOX2
601#define Mailbox3	SaDbCSR.MAILBOX3
602#define Mailbox4	SaDbCSR.MAILBOX4
603#define Mailbox5	SaDbCSR.MAILBOX5
604#define Mailbox6	SaDbCSR.MAILBOX6
605#define Mailbox7	SaDbCSR.MAILBOX7
606
607#define DoorbellReg_p SaDbCSR.PRISETIRQ
608#define DoorbellReg_s SaDbCSR.SECSETIRQ
609#define DoorbellClrReg_p SaDbCSR.PRICLEARIRQ
610
611
612#define	DOORBELL_0	0x0001
613#define DOORBELL_1	0x0002
614#define DOORBELL_2	0x0004
615#define DOORBELL_3	0x0008
616#define DOORBELL_4	0x0010
617#define DOORBELL_5	0x0020
618#define DOORBELL_6	0x0040
619
620
621#define PrintfReady	DOORBELL_5
622#define PrintfDone	DOORBELL_5
623
624struct sa_registers {
625	struct sa_drawbridge_CSR	SaDbCSR;			/* 98h - c4h */
626};
627
628
629#define Sa_MINIPORT_REVISION			1
630
631#define sa_readw(AEP, CSR)		readl(&((AEP)->regs.sa->CSR))
632#define sa_readl(AEP,  CSR)		readl(&((AEP)->regs.sa->CSR))
633#define sa_writew(AEP, CSR, value)	writew(value, &((AEP)->regs.sa->CSR))
634#define sa_writel(AEP, CSR, value)	writel(value, &((AEP)->regs.sa->CSR))
635
636/*
637 *	Rx Message Unit Registers
638 */
639
640struct rx_mu_registers {
641			    /*	Local  | PCI*| Name */
642	__le32	ARSR;	    /*	1300h  | 00h | APIC Register Select Register */
643	__le32	reserved0;  /*	1304h  | 04h | Reserved */
644	__le32	AWR;	    /*	1308h  | 08h | APIC Window Register */
645	__le32	reserved1;  /*	130Ch  | 0Ch | Reserved */
646	__le32	IMRx[2];    /*	1310h  | 10h | Inbound Message Registers */
647	__le32	OMRx[2];    /*	1318h  | 18h | Outbound Message Registers */
648	__le32	IDR;	    /*	1320h  | 20h | Inbound Doorbell Register */
649	__le32	IISR;	    /*	1324h  | 24h | Inbound Interrupt
650						Status Register */
651	__le32	IIMR;	    /*	1328h  | 28h | Inbound Interrupt
652					 	Mask Register */
653	__le32	ODR;	    /*	132Ch  | 2Ch | Outbound Doorbell Register */
654	__le32	OISR;	    /*	1330h  | 30h | Outbound Interrupt
655						Status Register */
656	__le32	OIMR;	    /*	1334h  | 34h | Outbound Interrupt
657						Mask Register */
658	__le32	reserved2;  /*	1338h  | 38h | Reserved */
659	__le32	reserved3;  /*	133Ch  | 3Ch | Reserved */
660	__le32	InboundQueue;/*	1340h  | 40h | Inbound Queue Port relative to firmware */
661	__le32	OutboundQueue;/*1344h  | 44h | Outbound Queue Port relative to firmware */
662			    /* * Must access through ATU Inbound
663			     	 Translation Window */
664};
665
666struct rx_inbound {
667	__le32	Mailbox[8];
668};
669
670#define	INBOUNDDOORBELL_0	0x00000001
671#define INBOUNDDOORBELL_1	0x00000002
672#define INBOUNDDOORBELL_2	0x00000004
673#define INBOUNDDOORBELL_3	0x00000008
674#define INBOUNDDOORBELL_4	0x00000010
675#define INBOUNDDOORBELL_5	0x00000020
676#define INBOUNDDOORBELL_6	0x00000040
677
678#define	OUTBOUNDDOORBELL_0	0x00000001
679#define OUTBOUNDDOORBELL_1	0x00000002
680#define OUTBOUNDDOORBELL_2	0x00000004
681#define OUTBOUNDDOORBELL_3	0x00000008
682#define OUTBOUNDDOORBELL_4	0x00000010
683
684#define InboundDoorbellReg	MUnit.IDR
685#define OutboundDoorbellReg	MUnit.ODR
686
687struct rx_registers {
688	struct rx_mu_registers		MUnit;		/* 1300h - 1344h */
689	__le32				reserved1[2];	/* 1348h - 134ch */
690	struct rx_inbound		IndexRegs;
691};
692
693#define rx_readb(AEP, CSR)		readb(&((AEP)->regs.rx->CSR))
694#define rx_readl(AEP, CSR)		readl(&((AEP)->regs.rx->CSR))
695#define rx_writeb(AEP, CSR, value)	writeb(value, &((AEP)->regs.rx->CSR))
696#define rx_writel(AEP, CSR, value)	writel(value, &((AEP)->regs.rx->CSR))
697
698/*
699 *	Rkt Message Unit Registers (same as Rx, except a larger reserve region)
700 */
701
702#define rkt_mu_registers rx_mu_registers
703#define rkt_inbound rx_inbound
704
705struct rkt_registers {
706	struct rkt_mu_registers		MUnit;		 /* 1300h - 1344h */
707	__le32				reserved1[1006]; /* 1348h - 22fch */
708	struct rkt_inbound		IndexRegs;	 /* 2300h - */
709};
710
711#define rkt_readb(AEP, CSR)		readb(&((AEP)->regs.rkt->CSR))
712#define rkt_readl(AEP, CSR)		readl(&((AEP)->regs.rkt->CSR))
713#define rkt_writeb(AEP, CSR, value)	writeb(value, &((AEP)->regs.rkt->CSR))
714#define rkt_writel(AEP, CSR, value)	writel(value, &((AEP)->regs.rkt->CSR))
715
716typedef void (*fib_callback)(void *ctxt, struct fib *fibctx);
717
718struct aac_fib_context {
719	s16	 		type;		// used for verification of structure
720	s16	 		size;
721	u32			unique;		// unique value representing this context
722	ulong			jiffies;	// used for cleanup - dmb changed to ulong
723	struct list_head	next;		// used to link context's into a linked list
724	struct semaphore 	wait_sem;	// this is used to wait for the next fib to arrive.
725	int			wait;		// Set to true when thread is in WaitForSingleObject
726	unsigned long		count;		// total number of FIBs on FibList
727	struct list_head	fib_list;	// this holds fibs and their attachd hw_fibs
728};
729
730struct sense_data {
731	u8 error_code;		/* 70h (current errors), 71h(deferred errors) */
732	u8 valid:1;		/* A valid bit of one indicates that the information  */
733				/* field contains valid information as defined in the
734				 * SCSI-2 Standard.
735				 */
736	u8 segment_number;	/* Only used for COPY, COMPARE, or COPY AND VERIFY Commands */
737	u8 sense_key:4;		/* Sense Key */
738	u8 reserved:1;
739	u8 ILI:1;		/* Incorrect Length Indicator */
740	u8 EOM:1;		/* End Of Medium - reserved for random access devices */
741	u8 filemark:1;		/* Filemark - reserved for random access devices */
742
743	u8 information[4];	/* for direct-access devices, contains the unsigned
744				 * logical block address or residue associated with
745				 * the sense key
746				 */
747	u8 add_sense_len;	/* number of additional sense bytes to follow this field */
748	u8 cmnd_info[4];	/* not used */
749	u8 ASC;			/* Additional Sense Code */
750	u8 ASCQ;		/* Additional Sense Code Qualifier */
751	u8 FRUC;		/* Field Replaceable Unit Code - not used */
752	u8 bit_ptr:3;		/* indicates which byte of the CDB or parameter data
753				 * was in error
754				 */
755	u8 BPV:1;		/* bit pointer valid (BPV): 1- indicates that
756				 * the bit_ptr field has valid value
757				 */
758	u8 reserved2:2;
759	u8 CD:1;		/* command data bit: 1- illegal parameter in CDB.
760				 * 0- illegal parameter in data.
761				 */
762	u8 SKSV:1;
763	u8 field_ptr[2];	/* byte of the CDB or parameter data in error */
764};
765
766struct fsa_dev_info {
767	u64		last;
768	u64		size;
769	u32		type;
770	u32		config_waiting_on;
771	unsigned long	config_waiting_stamp;
772	u16		queue_depth;
773	u8		config_needed;
774	u8		valid;
775	u8		ro;
776	u8		locked;
777	u8		deleted;
778	char		devname[8];
779	struct sense_data sense_data;
780};
781
782struct fib {
783	void			*next;	/* this is used by the allocator */
784	s16			type;
785	s16			size;
786	/*
787	 *	The Adapter that this I/O is destined for.
788	 */
789	struct aac_dev 		*dev;
790	/*
791	 *	This is the event the sendfib routine will wait on if the
792	 *	caller did not pass one and this is synch io.
793	 */
794	struct semaphore 	event_wait;
795	spinlock_t		event_lock;
796
797	u32			done;	/* gets set to 1 when fib is complete */
798	fib_callback 		callback;
799	void 			*callback_data;
800	u32			flags; // u32 dmb was ulong
801	/*
802	 *	And for the internal issue/reply queues (we may be able
803	 *	to merge these two)
804	 */
805	struct list_head	fiblink;
806	void 			*data;
807	struct hw_fib		*hw_fib_va;		/* Actual shared object */
808	dma_addr_t		hw_fib_pa;		/* physical address of hw_fib*/
809};
810
811/*
812 *	Adapter Information Block
813 *
814 *	This is returned by the RequestAdapterInfo block
815 */
816
817struct aac_adapter_info
818{
819	__le32	platform;
820	__le32	cpu;
821	__le32	subcpu;
822	__le32	clock;
823	__le32	execmem;
824	__le32	buffermem;
825	__le32	totalmem;
826	__le32	kernelrev;
827	__le32	kernelbuild;
828	__le32	monitorrev;
829	__le32	monitorbuild;
830	__le32	hwrev;
831	__le32	hwbuild;
832	__le32	biosrev;
833	__le32	biosbuild;
834	__le32	cluster;
835	__le32	clusterchannelmask;
836	__le32	serial[2];
837	__le32	battery;
838	__le32	options;
839	__le32	OEM;
840};
841
842struct aac_supplement_adapter_info
843{
844	u8	AdapterTypeText[17+1];
845	u8	Pad[2];
846	__le32	FlashMemoryByteSize;
847	__le32	FlashImageId;
848	__le32	MaxNumberPorts;
849	__le32	Version;
850	__le32	FeatureBits;
851	u8	SlotNumber;
852	u8	ReservedPad0[3];
853	u8	BuildDate[12];
854	__le32	CurrentNumberPorts;
855	struct {
856		u8	AssemblyPn[8];
857		u8	FruPn[8];
858		u8	BatteryFruPn[8];
859		u8	EcVersionString[8];
860		u8	Tsid[12];
861	}	VpdInfo;
862	__le32	FlashFirmwareRevision;
863	__le32	FlashFirmwareBuild;
864	__le32	RaidTypeMorphOptions;
865	__le32	FlashFirmwareBootRevision;
866	__le32	FlashFirmwareBootBuild;
867	u8	MfgPcbaSerialNo[12];
868	u8	MfgWWNName[8];
869	__le32	SupportedOptions2;
870	__le32	ReservedGrowth[1];
871};
872#define AAC_FEATURE_FALCON	0x00000010
873#define AAC_OPTION_MU_RESET	0x00000001
874#define AAC_OPTION_IGNORE_RESET	0x00000002
875#define AAC_SIS_VERSION_V3	3
876#define AAC_SIS_SLOT_UNKNOWN	0xFF
877
878#define GetBusInfo 0x00000009
879struct aac_bus_info {
880	__le32	Command;	/* VM_Ioctl */
881	__le32	ObjType;	/* FT_DRIVE */
882	__le32	MethodId;	/* 1 = SCSI Layer */
883	__le32	ObjectId;	/* Handle */
884	__le32	CtlCmd;		/* GetBusInfo */
885};
886
887struct aac_bus_info_response {
888	__le32	Status;		/* ST_OK */
889	__le32	ObjType;
890	__le32	MethodId;	/* unused */
891	__le32	ObjectId;	/* unused */
892	__le32	CtlCmd;		/* unused */
893	__le32	ProbeComplete;
894	__le32	BusCount;
895	__le32	TargetsPerBus;
896	u8	InitiatorBusId[10];
897	u8	BusValid[10];
898};
899
900/*
901 * Battery platforms
902 */
903#define AAC_BAT_REQ_PRESENT	(1)
904#define AAC_BAT_REQ_NOTPRESENT	(2)
905#define AAC_BAT_OPT_PRESENT	(3)
906#define AAC_BAT_OPT_NOTPRESENT	(4)
907#define AAC_BAT_NOT_SUPPORTED	(5)
908/*
909 * cpu types
910 */
911#define AAC_CPU_SIMULATOR	(1)
912#define AAC_CPU_I960		(2)
913#define AAC_CPU_STRONGARM	(3)
914
915/*
916 * Supported Options
917 */
918#define AAC_OPT_SNAPSHOT		cpu_to_le32(1)
919#define AAC_OPT_CLUSTERS		cpu_to_le32(1<<1)
920#define AAC_OPT_WRITE_CACHE		cpu_to_le32(1<<2)
921#define AAC_OPT_64BIT_DATA		cpu_to_le32(1<<3)
922#define AAC_OPT_HOST_TIME_FIB		cpu_to_le32(1<<4)
923#define AAC_OPT_RAID50			cpu_to_le32(1<<5)
924#define AAC_OPT_4GB_WINDOW		cpu_to_le32(1<<6)
925#define AAC_OPT_SCSI_UPGRADEABLE 	cpu_to_le32(1<<7)
926#define AAC_OPT_SOFT_ERR_REPORT		cpu_to_le32(1<<8)
927#define AAC_OPT_SUPPORTED_RECONDITION 	cpu_to_le32(1<<9)
928#define AAC_OPT_SGMAP_HOST64		cpu_to_le32(1<<10)
929#define AAC_OPT_ALARM			cpu_to_le32(1<<11)
930#define AAC_OPT_NONDASD			cpu_to_le32(1<<12)
931#define AAC_OPT_SCSI_MANAGED    	cpu_to_le32(1<<13)
932#define AAC_OPT_RAID_SCSI_MODE		cpu_to_le32(1<<14)
933#define AAC_OPT_SUPPLEMENT_ADAPTER_INFO	cpu_to_le32(1<<16)
934#define AAC_OPT_NEW_COMM		cpu_to_le32(1<<17)
935#define AAC_OPT_NEW_COMM_64		cpu_to_le32(1<<18)
936
937struct aac_dev
938{
939	struct list_head	entry;
940	const char		*name;
941	int			id;
942
943	/*
944	 *	negotiated FIB settings
945	 */
946	unsigned		max_fib_size;
947	unsigned		sg_tablesize;
948
949	/*
950	 *	Map for 128 fib objects (64k)
951	 */
952	dma_addr_t		hw_fib_pa;
953	struct hw_fib		*hw_fib_va;
954	struct hw_fib		*aif_base_va;
955	/*
956	 *	Fib Headers
957	 */
958	struct fib              *fibs;
959
960	struct fib		*free_fib;
961	spinlock_t		fib_lock;
962
963	struct aac_queue_block *queues;
964	/*
965	 *	The user API will use an IOCTL to register itself to receive
966	 *	FIBs from the adapter.  The following list is used to keep
967	 *	track of all the threads that have requested these FIBs.  The
968	 *	mutex is used to synchronize access to all data associated
969	 *	with the adapter fibs.
970	 */
971	struct list_head	fib_list;
972
973	struct adapter_ops	a_ops;
974	unsigned long		fsrev;		/* Main driver's revision number */
975
976	unsigned		base_size;	/* Size of mapped in region */
977	struct aac_init		*init;		/* Holds initialization info to communicate with adapter */
978	dma_addr_t		init_pa; 	/* Holds physical address of the init struct */
979
980	struct pci_dev		*pdev;		/* Our PCI interface */
981	void *			printfbuf;	/* pointer to buffer used for printf's from the adapter */
982	void *			comm_addr;	/* Base address of Comm area */
983	dma_addr_t		comm_phys;	/* Physical Address of Comm area */
984	size_t			comm_size;
985
986	struct Scsi_Host	*scsi_host_ptr;
987	int			maximum_num_containers;
988	int			maximum_num_physicals;
989	int			maximum_num_channels;
990	struct fsa_dev_info	*fsa_dev;
991	struct task_struct	*thread;
992	int			cardtype;
993
994	/*
995	 *	The following is the device specific extension.
996	 */
997#if (!defined(AAC_MIN_FOOTPRINT_SIZE))
998#	define AAC_MIN_FOOTPRINT_SIZE 8192
999#endif
1000	union
1001	{
1002		struct sa_registers __iomem *sa;
1003		struct rx_registers __iomem *rx;
1004		struct rkt_registers __iomem *rkt;
1005	} regs;
1006	volatile void __iomem *base;
1007	volatile struct rx_inbound __iomem *IndexRegs;
1008	u32			OIMR; /* Mask Register Cache */
1009	/*
1010	 *	AIF thread states
1011	 */
1012	u32			aif_thread;
1013	struct aac_adapter_info adapter_info;
1014	struct aac_supplement_adapter_info supplement_adapter_info;
1015	/* These are in adapter info but they are in the io flow so
1016	 * lets break them out so we don't have to do an AND to check them
1017	 */
1018	u8			nondasd_support;
1019	u8			dac_support;
1020	u8			raid_scsi_mode;
1021	u8			comm_interface;
1022#	define AAC_COMM_PRODUCER 0
1023#	define AAC_COMM_MESSAGE  1
1024	/* macro side-effects BEWARE */
1025#	define			raw_io_interface \
1026	  init->InitStructRevision==cpu_to_le32(ADAPTER_INIT_STRUCT_REVISION_4)
1027	u8			raw_io_64;
1028	u8			printf_enabled;
1029	u8			in_reset;
1030};
1031
1032#define aac_adapter_interrupt(dev) \
1033	(dev)->a_ops.adapter_interrupt(dev)
1034
1035#define aac_adapter_notify(dev, event) \
1036	(dev)->a_ops.adapter_notify(dev, event)
1037
1038#define aac_adapter_disable_int(dev) \
1039	(dev)->a_ops.adapter_disable_int(dev)
1040
1041#define aac_adapter_enable_int(dev) \
1042	(dev)->a_ops.adapter_enable_int(dev)
1043
1044#define aac_adapter_sync_cmd(dev, command, p1, p2, p3, p4, p5, p6, status, r1, r2, r3, r4) \
1045	(dev)->a_ops.adapter_sync_cmd(dev, command, p1, p2, p3, p4, p5, p6, status, r1, r2, r3, r4)
1046
1047#define aac_adapter_check_health(dev) \
1048	(dev)->a_ops.adapter_check_health(dev)
1049
1050#define aac_adapter_restart(dev,bled) \
1051	(dev)->a_ops.adapter_restart(dev,bled)
1052
1053#define aac_adapter_ioremap(dev, size) \
1054	(dev)->a_ops.adapter_ioremap(dev, size)
1055
1056#define aac_adapter_deliver(fib) \
1057	((fib)->dev)->a_ops.adapter_deliver(fib)
1058
1059#define aac_adapter_bounds(dev,cmd,lba) \
1060	dev->a_ops.adapter_bounds(dev,cmd,lba)
1061
1062#define aac_adapter_read(fib,cmd,lba,count) \
1063	((fib)->dev)->a_ops.adapter_read(fib,cmd,lba,count)
1064
1065#define aac_adapter_write(fib,cmd,lba,count,fua) \
1066	((fib)->dev)->a_ops.adapter_write(fib,cmd,lba,count,fua)
1067
1068#define aac_adapter_scsi(fib,cmd) \
1069	((fib)->dev)->a_ops.adapter_scsi(fib,cmd)
1070
1071#define aac_adapter_comm(dev,comm) \
1072	(dev)->a_ops.adapter_comm(dev, comm)
1073
1074#define FIB_CONTEXT_FLAG_TIMED_OUT		(0x00000001)
1075
1076/*
1077 *	Define the command values
1078 */
1079
1080#define		Null			0
1081#define 	GetAttributes		1
1082#define 	SetAttributes		2
1083#define 	Lookup			3
1084#define 	ReadLink		4
1085#define 	Read			5
1086#define 	Write			6
1087#define		Create			7
1088#define		MakeDirectory		8
1089#define		SymbolicLink		9
1090#define		MakeNode		10
1091#define		Removex			11
1092#define		RemoveDirectoryx	12
1093#define		Rename			13
1094#define		Link			14
1095#define		ReadDirectory		15
1096#define		ReadDirectoryPlus	16
1097#define		FileSystemStatus	17
1098#define		FileSystemInfo		18
1099#define		PathConfigure		19
1100#define		Commit			20
1101#define		Mount			21
1102#define		UnMount			22
1103#define		Newfs			23
1104#define		FsCheck			24
1105#define		FsSync			25
1106#define		SimReadWrite		26
1107#define		SetFileSystemStatus	27
1108#define		BlockRead		28
1109#define		BlockWrite		29
1110#define		NvramIoctl		30
1111#define		FsSyncWait		31
1112#define		ClearArchiveBit		32
1113#define		SetAcl			33
1114#define		GetAcl			34
1115#define		AssignAcl		35
1116#define		FaultInsertion		36	/* Fault Insertion Command */
1117#define		CrazyCache		37	/* Crazycache */
1118
1119#define		MAX_FSACOMMAND_NUM	38
1120
1121
1122/*
1123 *	Define the status returns. These are very unixlike although
1124 *	most are not in fact used
1125 */
1126
1127#define		ST_OK		0
1128#define		ST_PERM		1
1129#define		ST_NOENT	2
1130#define		ST_IO		5
1131#define		ST_NXIO		6
1132#define		ST_E2BIG	7
1133#define		ST_ACCES	13
1134#define		ST_EXIST	17
1135#define		ST_XDEV		18
1136#define		ST_NODEV	19
1137#define		ST_NOTDIR	20
1138#define		ST_ISDIR	21
1139#define		ST_INVAL	22
1140#define		ST_FBIG		27
1141#define		ST_NOSPC	28
1142#define		ST_ROFS		30
1143#define		ST_MLINK	31
1144#define		ST_WOULDBLOCK	35
1145#define		ST_NAMETOOLONG	63
1146#define		ST_NOTEMPTY	66
1147#define		ST_DQUOT	69
1148#define		ST_STALE	70
1149#define		ST_REMOTE	71
1150#define		ST_BADHANDLE	10001
1151#define		ST_NOT_SYNC	10002
1152#define		ST_BAD_COOKIE	10003
1153#define		ST_NOTSUPP	10004
1154#define		ST_TOOSMALL	10005
1155#define		ST_SERVERFAULT	10006
1156#define		ST_BADTYPE	10007
1157#define		ST_JUKEBOX	10008
1158#define		ST_NOTMOUNTED	10009
1159#define		ST_MAINTMODE	10010
1160#define		ST_STALEACL	10011
1161
1162/*
1163 *	On writes how does the client want the data written.
1164 */
1165
1166#define	CACHE_CSTABLE		1
1167#define CACHE_UNSTABLE		2
1168
1169/*
1170 *	Lets the client know at which level the data was commited on
1171 *	a write request
1172 */
1173
1174#define	CMFILE_SYNCH_NVRAM	1
1175#define	CMDATA_SYNCH_NVRAM	2
1176#define	CMFILE_SYNCH		3
1177#define CMDATA_SYNCH		4
1178#define CMUNSTABLE		5
1179
1180struct aac_read
1181{
1182	__le32	 	command;
1183	__le32 		cid;
1184	__le32 		block;
1185	__le32 		count;
1186	struct sgmap	sg;	// Must be last in struct because it is variable
1187};
1188
1189struct aac_read64
1190{
1191	__le32	 	command;
1192	__le16 		cid;
1193	__le16 		sector_count;
1194	__le32 		block;
1195	__le16		pad;
1196	__le16		flags;
1197	struct sgmap64	sg;	// Must be last in struct because it is variable
1198};
1199
1200struct aac_read_reply
1201{
1202	__le32	 	status;
1203	__le32 		count;
1204};
1205
1206struct aac_write
1207{
1208	__le32		command;
1209	__le32 		cid;
1210	__le32 		block;
1211	__le32 		count;
1212	__le32	 	stable;	// Not used
1213	struct sgmap	sg;	// Must be last in struct because it is variable
1214};
1215
1216struct aac_write64
1217{
1218	__le32	 	command;
1219	__le16 		cid;
1220	__le16 		sector_count;
1221	__le32 		block;
1222	__le16		pad;
1223	__le16		flags;
1224#define	IO_TYPE_WRITE 0x00000000
1225#define	IO_TYPE_READ  0x00000001
1226#define	IO_SUREWRITE  0x00000008
1227	struct sgmap64	sg;	// Must be last in struct because it is variable
1228};
1229struct aac_write_reply
1230{
1231	__le32		status;
1232	__le32 		count;
1233	__le32		committed;
1234};
1235
1236struct aac_raw_io
1237{
1238	__le32		block[2];
1239	__le32		count;
1240	__le16		cid;
1241	__le16		flags;		/* 00 W, 01 R */
1242	__le16		bpTotal;	/* reserved for F/W use */
1243	__le16		bpComplete;	/* reserved for F/W use */
1244	struct sgmapraw	sg;
1245};
1246
1247#define CT_FLUSH_CACHE 129
1248struct aac_synchronize {
1249	__le32		command;	/* VM_ContainerConfig */
1250	__le32		type;		/* CT_FLUSH_CACHE */
1251	__le32		cid;
1252	__le32		parm1;
1253	__le32		parm2;
1254	__le32		parm3;
1255	__le32		parm4;
1256	__le32		count;	/* sizeof(((struct aac_synchronize_reply *)NULL)->data) */
1257};
1258
1259struct aac_synchronize_reply {
1260	__le32		dummy0;
1261	__le32		dummy1;
1262	__le32		status;	/* CT_OK */
1263	__le32		parm1;
1264	__le32		parm2;
1265	__le32		parm3;
1266	__le32		parm4;
1267	__le32		parm5;
1268	u8		data[16];
1269};
1270
1271#define CT_PAUSE_IO    65
1272#define CT_RELEASE_IO  66
1273struct aac_pause {
1274	__le32		command;	/* VM_ContainerConfig */
1275	__le32		type;		/* CT_PAUSE_IO */
1276	__le32		timeout;	/* 10ms ticks */
1277	__le32		min;
1278	__le32		noRescan;
1279	__le32		parm3;
1280	__le32		parm4;
1281	__le32		count;	/* sizeof(((struct aac_pause_reply *)NULL)->data) */
1282};
1283
1284struct aac_srb
1285{
1286	__le32		function;
1287	__le32		channel;
1288	__le32		id;
1289	__le32		lun;
1290	__le32		timeout;
1291	__le32		flags;
1292	__le32		count;		// Data xfer size
1293	__le32		retry_limit;
1294	__le32		cdb_size;
1295	u8		cdb[16];
1296	struct	sgmap	sg;
1297};
1298
1299/*
1300 * This and associated data structs are used by the
1301 * ioctl caller and are in cpu order.
1302 */
1303struct user_aac_srb
1304{
1305	u32		function;
1306	u32		channel;
1307	u32		id;
1308	u32		lun;
1309	u32		timeout;
1310	u32		flags;
1311	u32		count;		// Data xfer size
1312	u32		retry_limit;
1313	u32		cdb_size;
1314	u8		cdb[16];
1315	struct	user_sgmap	sg;
1316};
1317
1318#define		AAC_SENSE_BUFFERSIZE	 30
1319
1320struct aac_srb_reply
1321{
1322	__le32		status;
1323	__le32		srb_status;
1324	__le32		scsi_status;
1325	__le32		data_xfer_length;
1326	__le32		sense_data_size;
1327	u8		sense_data[AAC_SENSE_BUFFERSIZE]; // Can this be SCSI_SENSE_BUFFERSIZE
1328};
1329/*
1330 * SRB Flags
1331 */
1332#define		SRB_NoDataXfer		 0x0000
1333#define		SRB_DisableDisconnect	 0x0004
1334#define		SRB_DisableSynchTransfer 0x0008
1335#define 	SRB_BypassFrozenQueue	 0x0010
1336#define		SRB_DisableAutosense	 0x0020
1337#define		SRB_DataIn		 0x0040
1338#define 	SRB_DataOut		 0x0080
1339
1340/*
1341 * SRB Functions - set in aac_srb->function
1342 */
1343#define	SRBF_ExecuteScsi	0x0000
1344#define	SRBF_ClaimDevice	0x0001
1345#define	SRBF_IO_Control		0x0002
1346#define	SRBF_ReceiveEvent	0x0003
1347#define	SRBF_ReleaseQueue	0x0004
1348#define	SRBF_AttachDevice	0x0005
1349#define	SRBF_ReleaseDevice	0x0006
1350#define	SRBF_Shutdown		0x0007
1351#define	SRBF_Flush		0x0008
1352#define	SRBF_AbortCommand	0x0010
1353#define	SRBF_ReleaseRecovery	0x0011
1354#define	SRBF_ResetBus		0x0012
1355#define	SRBF_ResetDevice	0x0013
1356#define	SRBF_TerminateIO	0x0014
1357#define	SRBF_FlushQueue		0x0015
1358#define	SRBF_RemoveDevice	0x0016
1359#define	SRBF_DomainValidation	0x0017
1360
1361/*
1362 * SRB SCSI Status - set in aac_srb->scsi_status
1363 */
1364#define SRB_STATUS_PENDING                  0x00
1365#define SRB_STATUS_SUCCESS                  0x01
1366#define SRB_STATUS_ABORTED                  0x02
1367#define SRB_STATUS_ABORT_FAILED             0x03
1368#define SRB_STATUS_ERROR                    0x04
1369#define SRB_STATUS_BUSY                     0x05
1370#define SRB_STATUS_INVALID_REQUEST          0x06
1371#define SRB_STATUS_INVALID_PATH_ID          0x07
1372#define SRB_STATUS_NO_DEVICE                0x08
1373#define SRB_STATUS_TIMEOUT                  0x09
1374#define SRB_STATUS_SELECTION_TIMEOUT        0x0A
1375#define SRB_STATUS_COMMAND_TIMEOUT          0x0B
1376#define SRB_STATUS_MESSAGE_REJECTED         0x0D
1377#define SRB_STATUS_BUS_RESET                0x0E
1378#define SRB_STATUS_PARITY_ERROR             0x0F
1379#define SRB_STATUS_REQUEST_SENSE_FAILED     0x10
1380#define SRB_STATUS_NO_HBA                   0x11
1381#define SRB_STATUS_DATA_OVERRUN             0x12
1382#define SRB_STATUS_UNEXPECTED_BUS_FREE      0x13
1383#define SRB_STATUS_PHASE_SEQUENCE_FAILURE   0x14
1384#define SRB_STATUS_BAD_SRB_BLOCK_LENGTH     0x15
1385#define SRB_STATUS_REQUEST_FLUSHED          0x16
1386#define SRB_STATUS_DELAYED_RETRY	    0x17
1387#define SRB_STATUS_INVALID_LUN              0x20
1388#define SRB_STATUS_INVALID_TARGET_ID        0x21
1389#define SRB_STATUS_BAD_FUNCTION             0x22
1390#define SRB_STATUS_ERROR_RECOVERY           0x23
1391#define SRB_STATUS_NOT_STARTED		    0x24
1392#define SRB_STATUS_NOT_IN_USE		    0x30
1393#define SRB_STATUS_FORCE_ABORT		    0x31
1394#define SRB_STATUS_DOMAIN_VALIDATION_FAIL   0x32
1395
1396/*
1397 * Object-Server / Volume-Manager Dispatch Classes
1398 */
1399
1400#define		VM_Null			0
1401#define		VM_NameServe		1
1402#define		VM_ContainerConfig	2
1403#define		VM_Ioctl		3
1404#define		VM_FilesystemIoctl	4
1405#define		VM_CloseAll		5
1406#define		VM_CtBlockRead		6
1407#define		VM_CtBlockWrite		7
1408#define		VM_SliceBlockRead	8	/* raw access to configured "storage objects" */
1409#define		VM_SliceBlockWrite	9
1410#define		VM_DriveBlockRead	10	/* raw access to physical devices */
1411#define		VM_DriveBlockWrite	11
1412#define		VM_EnclosureMgt		12	/* enclosure management */
1413#define		VM_Unused		13	/* used to be diskset management */
1414#define		VM_CtBlockVerify	14
1415#define		VM_CtPerf		15	/* performance test */
1416#define		VM_CtBlockRead64	16
1417#define		VM_CtBlockWrite64	17
1418#define		VM_CtBlockVerify64	18
1419#define		VM_CtHostRead64		19
1420#define		VM_CtHostWrite64	20
1421#define		VM_DrvErrTblLog		21
1422#define		VM_NameServe64		22
1423
1424#define		MAX_VMCOMMAND_NUM	23	/* used for sizing stats array - leave last */
1425
1426/*
1427 *	Descriptive information (eg, vital stats)
1428 *	that a content manager might report.  The
1429 *	FileArray filesystem component is one example
1430 *	of a content manager.  Raw mode might be
1431 *	another.
1432 */
1433
1434struct aac_fsinfo {
1435	__le32  fsTotalSize;	/* Consumed by fs, incl. metadata */
1436	__le32  fsBlockSize;
1437	__le32  fsFragSize;
1438	__le32  fsMaxExtendSize;
1439	__le32  fsSpaceUnits;
1440	__le32  fsMaxNumFiles;
1441	__le32  fsNumFreeFiles;
1442	__le32  fsInodeDensity;
1443};	/* valid iff ObjType == FT_FILESYS && !(ContentState & FSCS_NOTCLEAN) */
1444
1445union aac_contentinfo {
1446	struct aac_fsinfo filesys;	/* valid iff ObjType == FT_FILESYS && !(ContentState & FSCS_NOTCLEAN) */
1447};
1448
1449/*
1450 *	Query for Container Configuration Status
1451 */
1452
1453#define CT_GET_CONFIG_STATUS 147
1454struct aac_get_config_status {
1455	__le32		command;	/* VM_ContainerConfig */
1456	__le32		type;		/* CT_GET_CONFIG_STATUS */
1457	__le32		parm1;
1458	__le32		parm2;
1459	__le32		parm3;
1460	__le32		parm4;
1461	__le32		parm5;
1462	__le32		count;	/* sizeof(((struct aac_get_config_status_resp *)NULL)->data) */
1463};
1464
1465#define CFACT_CONTINUE 0
1466#define CFACT_PAUSE    1
1467#define CFACT_ABORT    2
1468struct aac_get_config_status_resp {
1469	__le32		response; /* ST_OK */
1470	__le32		dummy0;
1471	__le32		status;	/* CT_OK */
1472	__le32		parm1;
1473	__le32		parm2;
1474	__le32		parm3;
1475	__le32		parm4;
1476	__le32		parm5;
1477	struct {
1478		__le32	action; /* CFACT_CONTINUE, CFACT_PAUSE or CFACT_ABORT */
1479		__le16	flags;
1480		__le16	count;
1481	}		data;
1482};
1483
1484/*
1485 *	Accept the configuration as-is
1486 */
1487
1488#define CT_COMMIT_CONFIG 152
1489
1490struct aac_commit_config {
1491	__le32		command;	/* VM_ContainerConfig */
1492	__le32		type;		/* CT_COMMIT_CONFIG */
1493};
1494
1495/*
1496 *	Query for Container Configuration Status
1497 */
1498
1499#define CT_GET_CONTAINER_COUNT 4
1500struct aac_get_container_count {
1501	__le32		command;	/* VM_ContainerConfig */
1502	__le32		type;		/* CT_GET_CONTAINER_COUNT */
1503};
1504
1505struct aac_get_container_count_resp {
1506	__le32		response; /* ST_OK */
1507	__le32		dummy0;
1508	__le32		MaxContainers;
1509	__le32		ContainerSwitchEntries;
1510	__le32		MaxPartitions;
1511};
1512
1513
1514/*
1515 *	Query for "mountable" objects, ie, objects that are typically
1516 *	associated with a drive letter on the client (host) side.
1517 */
1518
1519struct aac_mntent {
1520	__le32    		oid;
1521	u8			name[16];	/* if applicable */
1522	struct creation_info	create_info;	/* if applicable */
1523	__le32			capacity;
1524	__le32			vol;    	/* substrate structure */
1525	__le32			obj;	        /* FT_FILESYS, etc. */
1526	__le32			state;		/* unready for mounting,
1527						   readonly, etc. */
1528	union aac_contentinfo	fileinfo;	/* Info specific to content
1529						   manager (eg, filesystem) */
1530	__le32			altoid;		/* != oid <==> snapshot or
1531						   broken mirror exists */
1532	__le32			capacityhigh;
1533};
1534
1535#define FSCS_NOTCLEAN	0x0001  /* fsck is necessary before mounting */
1536#define FSCS_READONLY	0x0002	/* possible result of broken mirror */
1537#define FSCS_HIDDEN	0x0004	/* should be ignored - set during a clear */
1538
1539struct aac_query_mount {
1540	__le32		command;
1541	__le32		type;
1542	__le32		count;
1543};
1544
1545struct aac_mount {
1546	__le32		status;
1547	__le32	   	type;           /* should be same as that requested */
1548	__le32		count;
1549	struct aac_mntent mnt[1];
1550};
1551
1552#define CT_READ_NAME 130
1553struct aac_get_name {
1554	__le32		command;	/* VM_ContainerConfig */
1555	__le32		type;		/* CT_READ_NAME */
1556	__le32		cid;
1557	__le32		parm1;
1558	__le32		parm2;
1559	__le32		parm3;
1560	__le32		parm4;
1561	__le32		count;	/* sizeof(((struct aac_get_name_resp *)NULL)->data) */
1562};
1563
1564struct aac_get_name_resp {
1565	__le32		dummy0;
1566	__le32		dummy1;
1567	__le32		status;	/* CT_OK */
1568	__le32		parm1;
1569	__le32		parm2;
1570	__le32		parm3;
1571	__le32		parm4;
1572	__le32		parm5;
1573	u8		data[16];
1574};
1575
1576#define CT_CID_TO_32BITS_UID 165
1577struct aac_get_serial {
1578	__le32		command;	/* VM_ContainerConfig */
1579	__le32		type;		/* CT_CID_TO_32BITS_UID */
1580	__le32		cid;
1581};
1582
1583struct aac_get_serial_resp {
1584	__le32		dummy0;
1585	__le32		dummy1;
1586	__le32		status;	/* CT_OK */
1587	__le32		uid;
1588};
1589
1590/*
1591 * The following command is sent to shut down each container.
1592 */
1593
1594struct aac_close {
1595	__le32	command;
1596	__le32	cid;
1597};
1598
1599struct aac_query_disk
1600{
1601	s32	cnum;
1602	s32	bus;
1603	s32	id;
1604	s32	lun;
1605	u32	valid;
1606	u32	locked;
1607	u32	deleted;
1608	s32	instance;
1609	s8	name[10];
1610	u32	unmapped;
1611};
1612
1613struct aac_delete_disk {
1614	u32	disknum;
1615	u32	cnum;
1616};
1617
1618struct fib_ioctl
1619{
1620	u32	fibctx;
1621	s32	wait;
1622	char	__user *fib;
1623};
1624
1625struct revision
1626{
1627	u32 compat;
1628	__le32 version;
1629	__le32 build;
1630};
1631
1632
1633/*
1634 * 	Ugly - non Linux like ioctl coding for back compat.
1635 */
1636
1637#define CTL_CODE(function, method) (                 \
1638    (4<< 16) | ((function) << 2) | (method) \
1639)
1640
1641/*
1642 *	Define the method codes for how buffers are passed for I/O and FS
1643 *	controls
1644 */
1645
1646#define METHOD_BUFFERED                 0
1647#define METHOD_NEITHER                  3
1648
1649/*
1650 *	Filesystem ioctls
1651 */
1652
1653#define FSACTL_SENDFIB                  	CTL_CODE(2050, METHOD_BUFFERED)
1654#define FSACTL_SEND_RAW_SRB               	CTL_CODE(2067, METHOD_BUFFERED)
1655#define FSACTL_DELETE_DISK			0x163
1656#define FSACTL_QUERY_DISK			0x173
1657#define FSACTL_OPEN_GET_ADAPTER_FIB		CTL_CODE(2100, METHOD_BUFFERED)
1658#define FSACTL_GET_NEXT_ADAPTER_FIB		CTL_CODE(2101, METHOD_BUFFERED)
1659#define FSACTL_CLOSE_GET_ADAPTER_FIB		CTL_CODE(2102, METHOD_BUFFERED)
1660#define FSACTL_MINIPORT_REV_CHECK               CTL_CODE(2107, METHOD_BUFFERED)
1661#define FSACTL_GET_PCI_INFO               	CTL_CODE(2119, METHOD_BUFFERED)
1662#define FSACTL_FORCE_DELETE_DISK		CTL_CODE(2120, METHOD_NEITHER)
1663#define FSACTL_GET_CONTAINERS			2131
1664#define FSACTL_SEND_LARGE_FIB			CTL_CODE(2138, METHOD_BUFFERED)
1665
1666
1667struct aac_common
1668{
1669	/*
1670	 *	If this value is set to 1 then interrupt moderation will occur
1671	 *	in the base commuication support.
1672	 */
1673	u32 irq_mod;
1674	u32 peak_fibs;
1675	u32 zero_fibs;
1676	u32 fib_timeouts;
1677	/*
1678	 *	Statistical counters in debug mode
1679	 */
1680#ifdef DBG
1681	u32 FibsSent;
1682	u32 FibRecved;
1683	u32 NoResponseSent;
1684	u32 NoResponseRecved;
1685	u32 AsyncSent;
1686	u32 AsyncRecved;
1687	u32 NormalSent;
1688	u32 NormalRecved;
1689#endif
1690};
1691
1692extern struct aac_common aac_config;
1693
1694
1695/*
1696 *	The following macro is used when sending and receiving FIBs. It is
1697 *	only used for debugging.
1698 */
1699
1700#ifdef DBG
1701#define	FIB_COUNTER_INCREMENT(counter)		(counter)++
1702#else
1703#define	FIB_COUNTER_INCREMENT(counter)
1704#endif
1705
1706/*
1707 *	Adapter direct commands
1708 *	Monitor/Kernel API
1709 */
1710
1711#define	BREAKPOINT_REQUEST		0x00000004
1712#define	INIT_STRUCT_BASE_ADDRESS	0x00000005
1713#define READ_PERMANENT_PARAMETERS	0x0000000a
1714#define WRITE_PERMANENT_PARAMETERS	0x0000000b
1715#define HOST_CRASHING			0x0000000d
1716#define	SEND_SYNCHRONOUS_FIB		0x0000000c
1717#define COMMAND_POST_RESULTS		0x00000014
1718#define GET_ADAPTER_PROPERTIES		0x00000019
1719#define GET_DRIVER_BUFFER_PROPERTIES	0x00000023
1720#define RCV_TEMP_READINGS		0x00000025
1721#define GET_COMM_PREFERRED_SETTINGS	0x00000026
1722#define IOP_RESET			0x00001000
1723#define IOP_RESET_ALWAYS		0x00001001
1724#define RE_INIT_ADAPTER			0x000000ee
1725
1726/*
1727 *	Adapter Status Register
1728 *
1729 *  Phase Staus mailbox is 32bits:
1730 *	<31:16> = Phase Status
1731 *	<15:0>  = Phase
1732 *
1733 *	The adapter reports is present state through the phase.  Only
1734 *	a single phase should be ever be set.  Each phase can have multiple
1735 *	phase status bits to provide more detailed information about the
1736 *	state of the board.  Care should be taken to ensure that any phase
1737 *	status bits that are set when changing the phase are also valid
1738 *	for the new phase or be cleared out.  Adapter software (monitor,
1739 *	iflash, kernel) is responsible for properly maintining the phase
1740 *	status mailbox when it is running.
1741 *
1742 *	MONKER_API Phases
1743 *
1744 *	Phases are bit oriented.  It is NOT valid  to have multiple bits set
1745 */
1746
1747#define	SELF_TEST_FAILED		0x00000004
1748#define	MONITOR_PANIC			0x00000020
1749#define	KERNEL_UP_AND_RUNNING		0x00000080
1750#define	KERNEL_PANIC			0x00000100
1751
1752/*
1753 *	Doorbell bit defines
1754 */
1755
1756#define DoorBellSyncCmdAvailable	(1<<0)	/* Host -> Adapter */
1757#define DoorBellPrintfDone		(1<<5)	/* Host -> Adapter */
1758#define DoorBellAdapterNormCmdReady	(1<<1)	/* Adapter -> Host */
1759#define DoorBellAdapterNormRespReady	(1<<2)	/* Adapter -> Host */
1760#define DoorBellAdapterNormCmdNotFull	(1<<3)	/* Adapter -> Host */
1761#define DoorBellAdapterNormRespNotFull	(1<<4)	/* Adapter -> Host */
1762#define DoorBellPrintfReady		(1<<5)	/* Adapter -> Host */
1763
1764/*
1765 *	For FIB communication, we need all of the following things
1766 *	to send back to the user.
1767 */
1768
1769#define 	AifCmdEventNotify	1	/* Notify of event */
1770#define			AifEnConfigChange	3	/* Adapter configuration change */
1771#define			AifEnContainerChange	4	/* Container configuration change */
1772#define			AifEnDeviceFailure	5	/* SCSI device failed */
1773#define			AifEnAddContainer	15	/* A new array was created */
1774#define			AifEnDeleteContainer	16	/* A container was deleted */
1775#define			AifEnExpEvent		23	/* Firmware Event Log */
1776#define			AifExeFirmwarePanic	3	/* Firmware Event Panic */
1777#define			AifHighPriority		3	/* Highest Priority Event */
1778
1779#define		AifCmdJobProgress	2	/* Progress report */
1780#define			AifJobCtrZero	101	/* Array Zero progress */
1781#define			AifJobStsSuccess 1	/* Job completes */
1782#define			AifJobStsRunning 102	/* Job running */
1783#define		AifCmdAPIReport		3	/* Report from other user of API */
1784#define		AifCmdDriverNotify	4	/* Notify host driver of event */
1785#define			AifDenMorphComplete 200	/* A morph operation completed */
1786#define			AifDenVolumeExtendComplete 201 /* A volume extend completed */
1787#define		AifReqJobList		100	/* Gets back complete job list */
1788#define		AifReqJobsForCtr	101	/* Gets back jobs for specific container */
1789#define		AifReqJobsForScsi	102	/* Gets back jobs for specific SCSI device */
1790#define		AifReqJobReport		103	/* Gets back a specific job report or list of them */
1791#define		AifReqTerminateJob	104	/* Terminates job */
1792#define		AifReqSuspendJob	105	/* Suspends a job */
1793#define		AifReqResumeJob		106	/* Resumes a job */
1794#define		AifReqSendAPIReport	107	/* API generic report requests */
1795#define		AifReqAPIJobStart	108	/* Start a job from the API */
1796#define		AifReqAPIJobUpdate	109	/* Update a job report from the API */
1797#define		AifReqAPIJobFinish	110	/* Finish a job from the API */
1798
1799/*
1800 *	Adapter Initiated FIB command structures. Start with the adapter
1801 *	initiated FIBs that really come from the adapter, and get responded
1802 *	to by the host.
1803 */
1804
1805struct aac_aifcmd {
1806	__le32 command;		/* Tell host what type of notify this is */
1807	__le32 seqnum;		/* To allow ordering of reports (if necessary) */
1808	u8 data[1];		/* Undefined length (from kernel viewpoint) */
1809};
1810
1811/**
1812 * 	Convert capacity to cylinders
1813 *  	accounting for the fact capacity could be a 64 bit value
1814 *
1815 */
1816static inline unsigned int cap_to_cyls(sector_t capacity, unsigned divisor)
1817{
1818	sector_div(capacity, divisor);
1819	return capacity;
1820}
1821
1822/* SCp.phase values */
1823#define AAC_OWNER_MIDLEVEL	0x101
1824#define AAC_OWNER_LOWLEVEL	0x102
1825#define AAC_OWNER_ERROR_HANDLER	0x103
1826#define AAC_OWNER_FIRMWARE	0x106
1827
1828const char *aac_driverinfo(struct Scsi_Host *);
1829struct fib *aac_fib_alloc(struct aac_dev *dev);
1830int aac_fib_setup(struct aac_dev *dev);
1831void aac_fib_map_free(struct aac_dev *dev);
1832void aac_fib_free(struct fib * context);
1833void aac_fib_init(struct fib * context);
1834void aac_printf(struct aac_dev *dev, u32 val);
1835int aac_fib_send(u16 command, struct fib * context, unsigned long size, int priority, int wait, int reply, fib_callback callback, void *ctxt);
1836int aac_consumer_get(struct aac_dev * dev, struct aac_queue * q, struct aac_entry **entry);
1837void aac_consumer_free(struct aac_dev * dev, struct aac_queue * q, u32 qnum);
1838int aac_fib_complete(struct fib * context);
1839#define fib_data(fibctx) ((void *)(fibctx)->hw_fib_va->data)
1840struct aac_dev *aac_init_adapter(struct aac_dev *dev);
1841int aac_get_config_status(struct aac_dev *dev, int commit_flag);
1842int aac_get_containers(struct aac_dev *dev);
1843int aac_scsi_cmd(struct scsi_cmnd *cmd);
1844int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg);
1845#ifndef shost_to_class
1846#define shost_to_class(shost) &shost->shost_classdev
1847#endif
1848ssize_t aac_show_serial_number(struct class_device *class_dev, char *buf);
1849int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg);
1850int aac_rx_init(struct aac_dev *dev);
1851int aac_rkt_init(struct aac_dev *dev);
1852int aac_nark_init(struct aac_dev *dev);
1853int aac_sa_init(struct aac_dev *dev);
1854int aac_queue_get(struct aac_dev * dev, u32 * index, u32 qid, struct hw_fib * hw_fib, int wait, struct fib * fibptr, unsigned long *nonotify);
1855unsigned int aac_response_normal(struct aac_queue * q);
1856unsigned int aac_command_normal(struct aac_queue * q);
1857unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index);
1858int aac_reset_adapter(struct aac_dev * dev, int forced);
1859int aac_check_health(struct aac_dev * dev);
1860int aac_command_thread(void *data);
1861int aac_close_fib_context(struct aac_dev * dev, struct aac_fib_context *fibctx);
1862int aac_fib_adapter_complete(struct fib * fibptr, unsigned short size);
1863struct aac_driver_ident* aac_get_driver_ident(int devtype);
1864int aac_get_adapter_info(struct aac_dev* dev);
1865int aac_send_shutdown(struct aac_dev *dev);
1866int aac_probe_container(struct aac_dev *dev, int cid);
1867int _aac_rx_init(struct aac_dev *dev);
1868int aac_rx_select_comm(struct aac_dev *dev, int comm);
1869int aac_rx_deliver_producer(struct fib * fib);
1870extern int numacb;
1871extern int acbsize;
1872extern char aac_driver_version[];
1873extern int startup_timeout;
1874extern int aif_timeout;
1875extern int expose_physicals;
1876extern int aac_reset_devices;
1877extern int aac_commit;
1878extern int update_interval;
1879extern int check_interval;
1880extern int aac_check_reset;
1881