mptbase.h

上传linux-jx2410的源代码

		 * for each REQ entry.
		 */
	u8			*sense_buf_pool;
	dma_addr_t		 sense_buf_pool_dma;
	struct pci_dev		*pcidev;
/*	atomic_t		 userCnt;	*/
	u8			*memmap;
	int			 mtrr_reg;
	struct Scsi_Host	*sh;
	struct proc_dir_entry	*ioc_dentry;
	struct _MPT_ADAPTER	*alt_ioc;
	int			 hs_reply_idx;
	u32			 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
	u16			 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
	IOCFactsReply_t		 facts;
	PortFactsReply_t	 pfacts[2];
	LANPage0_t		 lan_cnfg_page0;
	LANPage1_t		 lan_cnfg_page1;
	u8			 FirstWhoInit;
	u8			 pad1[3];
} MPT_ADAPTER;


typedef struct _MPT_ADAPTER_TRACKER {
	MPT_ADAPTER	*head;
	MPT_ADAPTER	*tail;
} MPT_ADAPTER_TRACKER;

/*
 *  New return value convention:
 *    1 = Ok to free associated request frame
 *    0 = not Ok ...
 */
typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);

typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply);
typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase);
/* reset_phase defs */
#define MPT_IOC_PRE_RESET		0
#define MPT_IOC_POST_RESET		1

/*
 * Invent MPT host event (super-set of MPI Events)
 * Fitted to 1030's 64-byte [max] request frame size
 */
typedef struct _MPT_HOST_EVENT {
	EventNotificationReply_t	 MpiEvent;	/* 8 32-bit words! */
	u32				 pad[6];
	void				*next;
} MPT_HOST_EVENT;

#define MPT_HOSTEVENT_IOC_BRINGUP	0x91
#define MPT_HOSTEVENT_IOC_RECOVER	0x92

/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
 *  Funky (private) macros...
 */
#ifdef MPT_DEBUG
#define dprintk(x)  printk x
#else
#define dprintk(x)
#endif

#ifdef MPT_DEBUG_HANDSHAKE
#define dhsprintk(x)  printk x
#else
#define dhsprintk(x)
#endif

#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
#define dmfprintk(x)  printk x
#else
#define dmfprintk(x)
#endif

#ifdef MPT_DEBUG_IRQ
#define dirqprintk(x)  printk x
#else
#define dirqprintk(x)
#endif

#ifdef MPT_DEBUG_EVENTS
#define deventprintk(x)  printk x
#else
#define deventprintk(x)
#endif

#ifdef MPT_DEBUG_SPINLOCK
#define dslprintk(x)  printk x
#else
#define dslprintk(x)
#endif

#ifdef MPT_DEBUG_SG
#define dsgprintk(x)  printk x
#else
#define dsgprintk(x)
#endif


#define MPT_INDEX_2_MFPTR(ioc,idx) \
	(MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) )

#define MFPTR_2_MPT_INDEX(ioc,mf) \
	(int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz )

#define Q_INIT(q,type)  (q)->head = (q)->tail = (type*)(q)
#define Q_IS_EMPTY(q)   ((Q_ITEM*)(q)->head == (Q_ITEM*)(q))

#define Q_ADD_TAIL(qt,i,type) { \
	Q_TRACKER	*_qt = (Q_TRACKER*)(qt); \
	Q_ITEM		*oldTail = _qt->tail; \
	(i)->forw = (type*)_qt; \
	(i)->back = (type*)oldTail; \
	oldTail->forw = (Q_ITEM*)(i); \
	_qt->tail = (Q_ITEM*)(i); \
}

#define Q_ADD_HEAD(qt,i,type) { \
	Q_TRACKER	*_qt = (Q_TRACKER*)(qt); \
	Q_ITEM		*oldHead = _qt->head; \
	(i)->forw = (type*)oldHead; \
	(i)->back = (type*)_qt; \
	oldHead->back = (Q_ITEM*)(i); \
	_qt->head = (Q_ITEM*)(i); \
}

#define Q_DEL_ITEM(i) { \
	Q_ITEM  *_forw = (Q_ITEM*)(i)->forw; \
	Q_ITEM  *_back = (Q_ITEM*)(i)->back; \
	_back->forw = _forw; \
	_forw->back = _back; \
}


#define SWAB4(value) \
	(u32)(   (((value) & 0x000000ff) << 24) \
	       | (((value) & 0x0000ff00) << 8)  \
	       | (((value) & 0x00ff0000) >> 8)  \
	       | (((value) & 0xff000000) >> 24) )


#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
#define DBG_DUMP_REPLY_FRAME(mfp) \
	{	u32 *m = (u32 *)(mfp);					\
		int  i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16;	\
		printk(KERN_INFO " ");					\
		for (i=0; i<n; i++)					\
			printk(" %08x", le32_to_cpu(m[i]));		\
		printk("\n");						\
	}
#define DBG_DUMP_REQUEST_FRAME_HDR(mfp) \
	{	int  i, n = 3;						\
		u32 *m = (u32 *)(mfp);					\
		printk(KERN_INFO " ");					\
		for (i=0; i<n; i++)					\
			printk(" %08x", le32_to_cpu(m[i]));		\
		printk("\n");						\
	}
#else
#define DBG_DUMP_REPLY_FRAME(mfp)
#define DBG_DUMP_REQUEST_FRAME_HDR(mfp)
#endif


/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
#endif		/* } __KERNEL__ */


/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/

/*
 *  MPT Control IOCTLs and structures
 */
#define MPT_MAGIC_NUMBER	'm'
#define MPTRWPERF		_IOWR(MPT_MAGIC_NUMBER,0,struct mpt_raw_r_w)
#define MPTRWPERF_CHK		_IOR(MPT_MAGIC_NUMBER,13,struct mpt_raw_r_w)
#define MPTRWPERF_RESET		_IOR(MPT_MAGIC_NUMBER,14,struct mpt_raw_r_w)
#define MPTFWDOWNLOAD		_IOWR(MPT_MAGIC_NUMBER,15,struct mpt_fw_xfer)
#define MPTSCSICMD		_IOWR(MPT_MAGIC_NUMBER,16,struct mpt_scsi_cmd)

/*
 *  Define something *vague* enough that caller doesn't
 *  really need to know anything about device parameters
 *  (blk_size, capacity, etc.)
 */
struct mpt_raw_r_w {
	unsigned int	 iocnum;	/* IOC unit number */
	unsigned int	 port;		/* IOC port number */
	unsigned int	 target;	/* SCSI Target */
	unsigned int	 lun;		/* SCSI LUN */
	unsigned int	 iters;		/* N iterations */
	unsigned short	 nblks;		/* number of blocks per IO */
	unsigned short	 qdepth;	/* max Q depth on this device */
	unsigned char	 range;		/* 0-100% of FULL disk capacity, 0=use (nblks X iters) */
	unsigned char	 skip;		/* % of disk to skip */
	unsigned char	 rdwr;		/* 0-100%, 0=pure ReaDs, 100=pure WRites */
	unsigned char	 seqran;	/* 0-100%, 0=pure SEQential, 100=pure RANdom */
	unsigned int	 cache_sz;	/* In Kb!  Optimize hits to N Kb cache size */
};

struct mpt_fw_xfer {
	unsigned int	 iocnum;	/* IOC unit number */
/*	u8		 flags;*/	/* Message flags - bit field */
	unsigned int	 fwlen;
	void		*bufp;		/* Pointer to firmware buffer */
};

struct mpt_scsi_cmd {
	unsigned int	 iocnum;	/* IOC unit number */
	unsigned int	 port;		/* IOC port number */
	unsigned int	 target;	/* SCSI Target */
	unsigned int	 lun;		/* SCSI LUN */
	SCSIIORequest_t	 scsi_req;
	SCSIIOReply_t	 scsi_reply;
};

struct mpt_ioctl_sanity {
	unsigned int	 iocnum;
};

#ifdef __KERNEL__	/* { */
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/

/*
 *  Public entry points...
 */
extern int	 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
extern void	 mpt_deregister(int cb_idx);
extern int	 mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc);
extern void	 mpt_event_deregister(int cb_idx);
extern int	 mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func);
extern void	 mpt_reset_deregister(int cb_idx);
extern int	 mpt_register_ascqops_strings(/*ASCQ_Table_t*/void *ascqTable, int ascqtbl_sz, const char **opsTable);
extern void	 mpt_deregister_ascqops_strings(void);
extern MPT_FRAME_HDR	*mpt_get_msg_frame(int handle, int iocid);
extern void	 mpt_free_msg_frame(int handle, int iocid, MPT_FRAME_HDR *mf);
extern void	 mpt_put_msg_frame(int handle, int iocid, MPT_FRAME_HDR *mf);
extern int	 mpt_send_handshake_request(int handle, int iocid, int reqBytes, u32 *req);
extern int	 mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
extern MPT_ADAPTER	*mpt_adapter_find_first(void);
extern MPT_ADAPTER	*mpt_adapter_find_next(MPT_ADAPTER *prev);
extern void	 mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
extern void	 mpt_print_ioc_facts(MPT_ADAPTER *ioc, char *buf, int *size, int len);

/*
 *  Public data decl's...
 */
extern int		  mpt_lan_index;	/* needed by mptlan.c */
extern int		  mpt_stm_index;	/* needed by mptstm.c */

extern void		 *mpt_v_ASCQ_TablePtr;
extern const char	**mpt_ScsiOpcodesPtr;
extern int		  mpt_ASCQ_TableSz;

/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
#endif		/* } __KERNEL__ */

/*
 *  More (public) macros...
 */
#ifndef MIN
#define MIN(a, b)   (((a) < (b)) ? (a) : (b))
#endif
#ifndef MAX
#define MAX(a, b)   (((a) > (b)) ? (a) : (b))
#endif

#ifndef offsetof
#define offsetof(t, m)	((size_t) (&((t *)0)->m))
#endif

#if defined(__alpha__) || defined(__sparc_v9__)
#define CAST_U32_TO_PTR(x)	((void *)(u64)x)
#define CAST_PTR_TO_U32(x)	((u32)(u64)x)
#else
#define CAST_U32_TO_PTR(x)	((void *)x)
#define CAST_PTR_TO_U32(x)	((u32)x)
#endif

#define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \
	((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR)	? 'I' : 'i',	\
	((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET)	? 'T' : 't',	\
	((pflags) & MPI_PORTFACTS_PROTOCOL_LAN)		? 'L' : 'l',	\
	((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR)	? 'B' : 'b'

/*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
#endif