aacraid.h

linux-2.6.15.6

/*
 * Object-Server / Volume-Manager Dispatch Classes
 */

#define		VM_Null			0
#define		VM_NameServe		1
#define		VM_ContainerConfig	2
#define		VM_Ioctl		3
#define		VM_FilesystemIoctl	4
#define		VM_CloseAll		5
#define		VM_CtBlockRead		6
#define		VM_CtBlockWrite		7
#define		VM_SliceBlockRead	8	/* raw access to configured "storage objects" */
#define		VM_SliceBlockWrite	9
#define		VM_DriveBlockRead	10	/* raw access to physical devices */
#define		VM_DriveBlockWrite	11
#define		VM_EnclosureMgt		12	/* enclosure management */
#define		VM_Unused		13	/* used to be diskset management */
#define		VM_CtBlockVerify	14
#define		VM_CtPerf		15	/* performance test */
#define		VM_CtBlockRead64	16
#define		VM_CtBlockWrite64	17
#define		VM_CtBlockVerify64	18
#define		VM_CtHostRead64		19
#define		VM_CtHostWrite64	20
#define		VM_DrvErrTblLog		21
#define		VM_NameServe64		22

#define		MAX_VMCOMMAND_NUM	23	/* used for sizing stats array - leave last */

/*
 *	Descriptive information (eg, vital stats)
 *	that a content manager might report.  The
 *	FileArray filesystem component is one example
 *	of a content manager.  Raw mode might be
 *	another.
 */

struct aac_fsinfo {
	__le32  fsTotalSize;	/* Consumed by fs, incl. metadata */
	__le32  fsBlockSize;
	__le32  fsFragSize;
	__le32  fsMaxExtendSize;
	__le32  fsSpaceUnits;
	__le32  fsMaxNumFiles;
	__le32  fsNumFreeFiles;
	__le32  fsInodeDensity;
};	/* valid iff ObjType == FT_FILESYS && !(ContentState & FSCS_NOTCLEAN) */

union aac_contentinfo {
	struct aac_fsinfo filesys;	/* valid iff ObjType == FT_FILESYS && !(ContentState & FSCS_NOTCLEAN) */
};

/*
 *	Query for Container Configuration Status
 */

#define CT_GET_CONFIG_STATUS 147
struct aac_get_config_status {
	__le32		command;	/* VM_ContainerConfig */
	__le32		type;		/* CT_GET_CONFIG_STATUS */
	__le32		parm1;
	__le32		parm2;
	__le32		parm3;
	__le32		parm4;
	__le32		parm5;
	__le32		count;	/* sizeof(((struct aac_get_config_status_resp *)NULL)->data) */
};

#define CFACT_CONTINUE 0
#define CFACT_PAUSE    1
#define CFACT_ABORT    2
struct aac_get_config_status_resp {
	__le32		response; /* ST_OK */
	__le32		dummy0;
	__le32		status;	/* CT_OK */
	__le32		parm1;
	__le32		parm2;
	__le32		parm3;
	__le32		parm4;
	__le32		parm5;
	struct {
		__le32	action; /* CFACT_CONTINUE, CFACT_PAUSE or CFACT_ABORT */
		__le16	flags;
		__le16	count;
	}		data;
};

/*
 *	Accept the configuration as-is
 */

#define CT_COMMIT_CONFIG 152

struct aac_commit_config {
	__le32		command;	/* VM_ContainerConfig */
	__le32		type;		/* CT_COMMIT_CONFIG */
};

/*
 *	Query for Container Configuration Status
 */

#define CT_GET_CONTAINER_COUNT 4
struct aac_get_container_count {
	__le32		command;	/* VM_ContainerConfig */
	__le32		type;		/* CT_GET_CONTAINER_COUNT */
};

struct aac_get_container_count_resp {
	__le32		response; /* ST_OK */
	__le32		dummy0;
	__le32		MaxContainers;
	__le32		ContainerSwitchEntries;
	__le32		MaxPartitions;
};


/*
 *	Query for "mountable" objects, ie, objects that are typically
 *	associated with a drive letter on the client (host) side.
 */

struct aac_mntent {
	__le32    		oid;
	u8			name[16];	/* if applicable */
	struct creation_info	create_info;	/* if applicable */
	__le32			capacity;
	__le32			vol;    	/* substrate structure */
	__le32			obj;	        /* FT_FILESYS, 
						   FT_DATABASE, etc. */
	__le32			state;		/* unready for mounting, 
						   readonly, etc. */
	union aac_contentinfo	fileinfo;	/* Info specific to content 
						   manager (eg, filesystem) */
	__le32			altoid;		/* != oid <==> snapshot or 
						   broken mirror exists */
	__le32			capacityhigh;
};

#define FSCS_NOTCLEAN	0x0001  /* fsck is neccessary before mounting */
#define FSCS_READONLY	0x0002	/* possible result of broken mirror */
#define FSCS_HIDDEN	0x0004	/* should be ignored - set during a clear */

struct aac_query_mount {
	__le32		command;
	__le32		type;
	__le32		count;
};

struct aac_mount {
	__le32		status;
	__le32	   	type;           /* should be same as that requested */
	__le32		count;
	struct aac_mntent mnt[1];
};

#define CT_READ_NAME 130
struct aac_get_name {
	__le32		command;	/* VM_ContainerConfig */
	__le32		type;		/* CT_READ_NAME */
	__le32		cid;
	__le32		parm1;
	__le32		parm2;
	__le32		parm3;
	__le32		parm4;
	__le32		count;	/* sizeof(((struct aac_get_name_resp *)NULL)->data) */
};

#define CT_OK        218
struct aac_get_name_resp {
	__le32		dummy0;
	__le32		dummy1;
	__le32		status;	/* CT_OK */
	__le32		parm1;
	__le32		parm2;
	__le32		parm3;
	__le32		parm4;
	__le32		parm5;
	u8		data[16];
};

/*
 * The following command is sent to shut down each container.
 */

struct aac_close {
	__le32	command;
	__le32	cid;
};

struct aac_query_disk
{
	s32	cnum;
	s32	bus;
	s32	id;
	s32	lun;
	u32	valid;
	u32	locked;
	u32	deleted;
	s32	instance;
	s8	name[10];
	u32	unmapped;
};

struct aac_delete_disk {
	u32	disknum;
	u32	cnum;
};
 
struct fib_ioctl
{
	u32	fibctx;
	s32	wait;
	char	__user *fib;
};

struct revision
{
	u32 compat;
	__le32 version;
	__le32 build;
};
	

/*
 * 	Ugly - non Linux like ioctl coding for back compat.
 */

#define CTL_CODE(function, method) (                 \
    (4<< 16) | ((function) << 2) | (method) \
)

/*
 *	Define the method codes for how buffers are passed for I/O and FS 
 *	controls
 */

#define METHOD_BUFFERED                 0
#define METHOD_NEITHER                  3

/*
 *	Filesystem ioctls
 */

#define FSACTL_SENDFIB                  	CTL_CODE(2050, METHOD_BUFFERED)
#define FSACTL_SEND_RAW_SRB               	CTL_CODE(2067, METHOD_BUFFERED)
#define FSACTL_DELETE_DISK			0x163
#define FSACTL_QUERY_DISK			0x173
#define FSACTL_OPEN_GET_ADAPTER_FIB		CTL_CODE(2100, METHOD_BUFFERED)
#define FSACTL_GET_NEXT_ADAPTER_FIB		CTL_CODE(2101, METHOD_BUFFERED)
#define FSACTL_CLOSE_GET_ADAPTER_FIB		CTL_CODE(2102, METHOD_BUFFERED)
#define FSACTL_MINIPORT_REV_CHECK               CTL_CODE(2107, METHOD_BUFFERED)
#define FSACTL_GET_PCI_INFO               	CTL_CODE(2119, METHOD_BUFFERED)
#define FSACTL_FORCE_DELETE_DISK		CTL_CODE(2120, METHOD_NEITHER)
#define FSACTL_GET_CONTAINERS			2131
#define FSACTL_SEND_LARGE_FIB			CTL_CODE(2138, METHOD_BUFFERED)


struct aac_common
{
	/*
	 *	If this value is set to 1 then interrupt moderation will occur 
	 *	in the base commuication support.
	 */
	u32 irq_mod;
	u32 peak_fibs;
	u32 zero_fibs;
	u32 fib_timeouts;
	/*
	 *	Statistical counters in debug mode
	 */
#ifdef DBG
	u32 FibsSent;
	u32 FibRecved;
	u32 NoResponseSent;
	u32 NoResponseRecved;
	u32 AsyncSent;
	u32 AsyncRecved;
	u32 NormalSent;
	u32 NormalRecved;
#endif
};

extern struct aac_common aac_config;


/*
 *	The following macro is used when sending and receiving FIBs. It is
 *	only used for debugging.
 */
 
#ifdef DBG
#define	FIB_COUNTER_INCREMENT(counter)		(counter)++
#else
#define	FIB_COUNTER_INCREMENT(counter)		
#endif

/*
 *	Adapter direct commands
 *	Monitor/Kernel API
 */

#define	BREAKPOINT_REQUEST		0x00000004
#define	INIT_STRUCT_BASE_ADDRESS	0x00000005
#define READ_PERMANENT_PARAMETERS	0x0000000a
#define WRITE_PERMANENT_PARAMETERS	0x0000000b
#define HOST_CRASHING			0x0000000d
#define	SEND_SYNCHRONOUS_FIB		0x0000000c
#define COMMAND_POST_RESULTS		0x00000014
#define GET_ADAPTER_PROPERTIES		0x00000019
#define GET_DRIVER_BUFFER_PROPERTIES	0x00000023
#define RCV_TEMP_READINGS		0x00000025
#define GET_COMM_PREFERRED_SETTINGS	0x00000026
#define IOP_RESET			0x00001000
#define RE_INIT_ADAPTER			0x000000ee

/*
 *	Adapter Status Register
 *
 *  Phase Staus mailbox is 32bits:
 *	<31:16> = Phase Status
 *	<15:0>  = Phase
 *
 *	The adapter reports is present state through the phase.  Only
 *	a single phase should be ever be set.  Each phase can have multiple
 *	phase status bits to provide more detailed information about the 
 *	state of the board.  Care should be taken to ensure that any phase 
 *	status bits that are set when changing the phase are also valid
 *	for the new phase or be cleared out.  Adapter software (monitor,
 *	iflash, kernel) is responsible for properly maintining the phase 
 *	status mailbox when it is running.
 *											
 *	MONKER_API Phases							
 *
 *	Phases are bit oriented.  It is NOT valid  to have multiple bits set						
 */					

#define	SELF_TEST_FAILED		0x00000004
#define	MONITOR_PANIC			0x00000020
#define	KERNEL_UP_AND_RUNNING		0x00000080
#define	KERNEL_PANIC			0x00000100

/*
 *	Doorbell bit defines
 */

#define DoorBellSyncCmdAvailable	(1<<0)	/* Host -> Adapter */
#define DoorBellPrintfDone		(1<<5)	/* Host -> Adapter */
#define DoorBellAdapterNormCmdReady	(1<<1)	/* Adapter -> Host */
#define DoorBellAdapterNormRespReady	(1<<2)	/* Adapter -> Host */
#define DoorBellAdapterNormCmdNotFull	(1<<3)	/* Adapter -> Host */
#define DoorBellAdapterNormRespNotFull	(1<<4)	/* Adapter -> Host */
#define DoorBellPrintfReady		(1<<5)	/* Adapter -> Host */

/*
 *	For FIB communication, we need all of the following things
 *	to send back to the user.
 */
 
#define 	AifCmdEventNotify	1	/* Notify of event */
#define			AifEnConfigChange	3	/* Adapter configuration change */
#define			AifEnContainerChange	4	/* Container configuration change */
#define			AifEnDeviceFailure	5	/* SCSI device failed */
#define			AifEnAddContainer	15	/* A new array was created */
#define			AifEnDeleteContainer	16	/* A container was deleted */
#define			AifEnExpEvent		23	/* Firmware Event Log */
#define			AifExeFirmwarePanic	3	/* Firmware Event Panic */
#define			AifHighPriority		3	/* Highest Priority Event */

#define		AifCmdJobProgress	2	/* Progress report */
#define			AifJobCtrZero	101	/* Array Zero progress */
#define			AifJobStsSuccess 1	/* Job completes */
#define			AifJobStsRunning 102	/* Job running */
#define		AifCmdAPIReport		3	/* Report from other user of API */
#define		AifCmdDriverNotify	4	/* Notify host driver of event */
#define			AifDenMorphComplete 200	/* A morph operation completed */
#define			AifDenVolumeExtendComplete 201 /* A volume extend completed */
#define		AifReqJobList		100	/* Gets back complete job list */
#define		AifReqJobsForCtr	101	/* Gets back jobs for specific container */
#define		AifReqJobsForScsi	102	/* Gets back jobs for specific SCSI device */ 
#define		AifReqJobReport		103	/* Gets back a specific job report or list of them */ 
#define		AifReqTerminateJob	104	/* Terminates job */
#define		AifReqSuspendJob	105	/* Suspends a job */
#define		AifReqResumeJob		106	/* Resumes a job */ 
#define		AifReqSendAPIReport	107	/* API generic report requests */
#define		AifReqAPIJobStart	108	/* Start a job from the API */
#define		AifReqAPIJobUpdate	109	/* Update a job report from the API */
#define		AifReqAPIJobFinish	110	/* Finish a job from the API */

/*
 *	Adapter Initiated FIB command structures. Start with the adapter
 *	initiated FIBs that really come from the adapter, and get responded
 *	to by the host.
 */

struct aac_aifcmd {
	__le32 command;		/* Tell host what type of notify this is */
	__le32 seqnum;		/* To allow ordering of reports (if necessary) */
	u8 data[1];		/* Undefined length (from kernel viewpoint) */
};

/**
 * 	Convert capacity to cylinders
 *  	accounting for the fact capacity could be a 64 bit value
 *
 */
static inline u32 cap_to_cyls(sector_t capacity, u32 divisor)
{
	sector_div(capacity, divisor);
	return (u32)capacity;
}

struct scsi_cmnd;

const char *aac_driverinfo(struct Scsi_Host *);
struct fib *fib_alloc(struct aac_dev *dev);
int fib_setup(struct aac_dev *dev);
void fib_map_free(struct aac_dev *dev);
void fib_free(struct fib * context);
void fib_init(struct fib * context);
void aac_printf(struct aac_dev *dev, u32 val);
int fib_send(u16 command, struct fib * context, unsigned long size, int priority, int wait, int reply, fib_callback callback, void *ctxt);
int aac_consumer_get(struct aac_dev * dev, struct aac_queue * q, struct aac_entry **entry);
void aac_consumer_free(struct aac_dev * dev, struct aac_queue * q, u32 qnum);
int fib_complete(struct fib * context);
#define fib_data(fibctx) ((void *)(fibctx)->hw_fib->data)
struct aac_dev *aac_init_adapter(struct aac_dev *dev);
int aac_get_config_status(struct aac_dev *dev);
int aac_get_containers(struct aac_dev *dev);
int aac_scsi_cmd(struct scsi_cmnd *cmd);
int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg);
int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg);
int aac_rx_init(struct aac_dev *dev);
int aac_rkt_init(struct aac_dev *dev);
int aac_sa_init(struct aac_dev *dev);
unsigned int aac_response_normal(struct aac_queue * q);
unsigned int aac_command_normal(struct aac_queue * q);
unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index);
int aac_command_thread(struct aac_dev * dev);
int aac_close_fib_context(struct aac_dev * dev, struct aac_fib_context *fibctx);
int fib_adapter_complete(struct fib * fibptr, unsigned short size);
struct aac_driver_ident* aac_get_driver_ident(int devtype);
int aac_get_adapter_info(struct aac_dev* dev);
int aac_send_shutdown(struct aac_dev *dev);
int probe_container(struct aac_dev *dev, int cid);
extern int numacb;
extern int acbsize;
extern char aac_driver_version[];