qla2x00.h

QL2000卡的驱动程序,可以学习驱动的编程. 对于UNIX的I/O操作有帮助!

    uint8_t  entry_type;                  /* Entry type. */
        #define CONTINUE_TGT_IO_TYPE 0x17 /* CTIO entry */
    uint8_t  entry_count;                 /* Entry count. */
    uint8_t  sys_define;                /* System defined. */
    uint8_t  entry_status;              /* Entry Status. */
    uint32_t sys_define_2;              /* System defined. */
    uint8_t  reserved_8;
    uint8_t  initiator_id;
    uint16_t exchange_id;
    uint16_t flags;
    uint16_t status;
    uint16_t timeout;                   /* 0 = 30 seconds, 0xFFFF = disable */
    uint16_t dseg_count;                /* Data segment count. */
    uint32_t relative_offset;
    uint32_t residual;
    uint16_t reserved_1[3];
    uint16_t scsi_status;
    uint32_t transfer_length;
    uint32_t dseg_0_address;            /* Data segment 0 address. */
    uint32_t dseg_0_length;             /* Data segment 0 length. */
    uint32_t dseg_1_address;            /* Data segment 1 address. */
    uint32_t dseg_1_length;             /* Data segment 1 length. */
    uint32_t dseg_2_address;            /* Data segment 2 address. */
    uint32_t dseg_2_length;             /* Data segment 2 length. */
}ctio_entry_t;

/*
 * ISP queue - CTIO returned entry structure definition.
 */
typedef struct
{
    uint8_t  entry_type;                /* Entry type. */
        #define CTIO_RET_TYPE   0x17    /* CTIO return entry */
    uint8_t  entry_count;               /* Entry count. */
    uint8_t  sys_define;                /* System defined. */
    uint8_t  entry_status;              /* Entry Status. */
    uint32_t sys_define_2;              /* System defined. */
    uint8_t  reserved_8;
    uint8_t  initiator_id;
    uint16_t exchange_id;
    uint16_t flags;
    uint16_t status;
    uint16_t timeout;                   /* 0 = 30 seconds, 0xFFFF = disable */
    uint16_t dseg_count;                /* Data segment count. */
    uint32_t relative_offset;
    uint32_t residual;
    uint16_t reserved_1[8];
    uint16_t scsi_status;
    uint8_t  sense_data[18];
}ctio_ret_entry_t;

/*
 * ISP queue - CTIO A64 entry structure definition.
 */
typedef struct
{
    uint8_t  entry_type;                /* Entry type. */
        #define CTIO_A64_TYPE 0x1F      /* CTIO A64 entry */
    uint8_t  entry_count;               /* Entry count. */
    uint8_t  sys_define;                /* System defined. */
    uint8_t  entry_status;              /* Entry Status. */
    uint32_t sys_define_2;              /* System defined. */
    uint8_t  reserved_8;
    uint8_t  initiator_id;
    uint16_t exchange_id;
    uint16_t flags;
    uint16_t status;
    uint16_t timeout;                   /* 0 = 30 seconds, 0xFFFF = disable */
    uint16_t dseg_count;                /* Data segment count. */
    uint32_t relative_offset;
    uint32_t residual;
    uint16_t reserved_1[3];
    uint16_t scsi_status;
    uint32_t transfer_length;
    uint32_t dseg_0_address[2];         /* Data segment 0 address. */
    uint32_t dseg_0_length;             /* Data segment 0 length. */
    uint32_t dseg_1_address[2];         /* Data segment 1 address. */
    uint32_t dseg_1_length;             /* Data segment 1 length. */
}ctio_a64_entry_t;

/*
 * ISP queue - CTIO returned entry structure definition.
 */
typedef struct
{
    uint8_t  entry_type;                /* Entry type. */
        #define CTIO_A64_RET_TYPE 0x1F  /* CTIO A64 returned entry */
    uint8_t  entry_count;               /* Entry count. */
    uint8_t  sys_define;                /* System defined. */
    uint8_t  entry_status;              /* Entry Status. */
    uint32_t sys_define_2;              /* System defined. */
    uint8_t  reserved_8;
    uint8_t  initiator_id;
    uint16_t exchange_id;
    uint16_t flags;
    uint16_t status;
    uint16_t timeout;                   /* 0 = 30 seconds, 0xFFFF = disable */
    uint16_t dseg_count;                /* Data segment count. */
    uint32_t relative_offset;
    uint32_t residual;
    uint16_t reserved_1[8];
    uint16_t scsi_status;
    uint8_t  sense_data[18];
}ctio_a64_ret_entry_t;

/*
 * ISP queue - Status Contination entry structure definition.
 */
typedef struct
{
    uint8_t  entry_type;                /* Entry type. */
        #define STATUS_CONT_TYPE 0x10   /* Status contination entry */
    uint8_t  entry_count;               /* Entry count. */
    uint8_t  reserved;
    uint8_t  entry_status;              /* Entry Status. */
    uint8_t  sense_data[60];
}status_cont_entry_t;

/*
 * ISP queue - Command Set entry structure definition.
 */
typedef struct
{
    uint8_t  entry_type;                /* Entry type. */
        #define CMD_SET_TYPE 0x18       /* Command set entry */
    uint8_t  entry_count;               /* Entry count. */
    uint8_t  sys_define;                /* System defined. */
    uint8_t  entry_status;              /* Entry Status. */
    uint32_t sys_define_2;              /* System defined. */
    uint16_t reserved;
    uint16_t status;
    uint16_t control_flags;             /* Control flags. */
    uint16_t count;
    uint32_t iocb_0_address;
    uint32_t iocb_1_address;
    uint32_t iocb_2_address;
    uint32_t iocb_3_address;
    uint32_t iocb_4_address;
    uint32_t iocb_5_address;
    uint32_t iocb_6_address;
    uint32_t iocb_7_address;
    uint32_t iocb_8_address;
    uint32_t iocb_9_address;
    uint32_t iocb_10_address;
    uint32_t iocb_11_address;
}cmd_set_entry_t;

/*
 * ISP queue - Command Set A64 entry structure definition.
 */
typedef struct
{
    uint8_t  entry_type;                /* Entry type. */
        #define CMD_SET_TYPE 0x18       /* Command set entry */
    uint8_t  entry_count;               /* Entry count. */
    uint8_t  sys_define;                /* System defined. */
    uint8_t  entry_status;              /* Entry Status. */
    uint32_t sys_define_2;              /* System defined. */
    uint16_t reserved;
    uint16_t status;
    uint16_t control_flags;             /* Control flags. */
    uint16_t count;
    uint32_t iocb_0_address[2];
    uint32_t iocb_1_address[2];
    uint32_t iocb_2_address[2];
    uint32_t iocb_3_address[2];
    uint32_t iocb_4_address[2];
    uint32_t iocb_5_address[2];
}cmd_set_a64_entry_t;

/*
 * ISP request and response queue entry sizes
 */
#define RESPONSE_ENTRY_SIZE     (sizeof(response_t))
#define REQUEST_ENTRY_SIZE      (sizeof(request_t))

/*
 * ISP status entry - completion status definitions.
 */
#define CS_COMPLETE         0x0         /* No errors */
#define CS_INCOMPLETE       0x1         /* Incomplete transfer of cmd. */
#define CS_DMA              0x2         /* A DMA direction error. */
#define CS_TRANSPORT        0x3         /* Transport error. */
#define CS_RESET            0x4         /* SCSI bus reset occurred */
#define CS_ABORTED          0x5         /* System aborted command. */
#define CS_TIMEOUT          0x6         /* Timeout error. */
#define CS_DATA_OVERRUN     0x7         /* Data overrun. */
#define CS_DATA_UNDERRUN    0x15        /* Data Underrun. */
#define CS_ABORT_MSG        0xE         /* Target rejected abort msg. */
#define CS_DEV_RESET_MSG    0x12        /* Target rejected dev rst msg. */
#define CS_PORT_UNAVAILABLE 0x28        /* Port unavailable (selection timeout) */
#define CS_PORT_LOGGED_OUT  0x29        /* Port Logged Out */
#define CS_PORT_CONFIG_CHG  0x2A        /* Port Configuration Changed */
#define CS_PORT_BUSY        0x2B        /* Port Busy */
#define CS_BAD_PAYLOAD      0x80        /* Driver defined */
#define CS_UNKNOWN          0x81        /* Driver defined */
#define CS_RETRY            0x82        /* Driver defined */

/*
 * ISP status entry - SCSI status byte bit definitions.
 */
#define SS_RESIDUAL_UNDER       BIT_11
#define SS_RESIDUAL_OVER        BIT_10
#define SS_SENSE_LEN_VALID      BIT_9
#ifdef ISP2200
#define SS_RESPONSE_INFO_LEN_VALID BIT_8
#else
#define SS_RESIDUAL_LEN_VALID   BIT_8
#endif

#define SS_RESERVE_CONFLICT     (BIT_4 | BIT_3)
#define SS_BUSY_CONDITION       BIT_3
#define SS_CONDITION_MET        BIT_2
#define SS_CHECK_CONDITION      BIT_1

/*
 * ISP target entries - Flags bit definitions.
 */
#define OF_RESET            BIT_5       /* Reset LIP flag */
#define OF_DATA_IN          BIT_6       /* Data in to initiator */
                                        /*  (data from target to initiator) */
#define OF_DATA_OUT         BIT_7       /* Data out from initiator */
                                        /*  (data from initiator to target) */
#define OF_NO_DATA          (BIT_7 | BIT_6)
#define OF_INC_RC           BIT_8       /* Increment command resource count */
#define OF_FAST_POST        BIT_9       /* Enable mailbox fast posting. */
#define OF_SSTS             BIT_15      /* Send SCSI status */

/*
 * Target Read/Write buffer structure.
 */
#define TARGET_DATA_OFFSET  4
#define TARGET_DATA_SIZE    0x2000      /* 8K */
#define TARGET_INQ_OFFSET   (TARGET_DATA_OFFSET + TARGET_DATA_SIZE)
#define TARGET_SENSE_SIZE   18
#define TARGET_BUF_SIZE     36

#if  QL1280_TARGET_MODE_SUPPORT
typedef struct
{
    uint8_t         hdr[4];
    uint8_t         data[TARGET_DATA_SIZE];
}tgt_buf_t;
#endif  /* QL1280_TARGET_MODE_SUPPORT */
typedef struct
{
    uint16_t  loop_id;
#ifdef QL_MAPPED_TARGETS
    uint16_t  lun_offset;
#endif
    uint32_t  down_timer;
    scsi_lu_t *luns[MAX_LUNS];
}tgt_t;

/*
 * 24 bit port ID type definition.
 */
typedef union {
	struct {
		uint8_t port_id[3];
		uint8_t rsvd_1;
	}r;
#if defined(_BIT_FIELDS_LTOH)
	uint32_t	b24  : 24,
			rsvd : 8;
	struct {
		uint8_t al_pa;
		uint8_t area;
		uint8_t domain;
		uint8_t rsvd_1;
	}b;
#else
	uint32_t	rsvd : 8,
			b24  : 24;
	struct {
		uint8_t domain;
		uint8_t area;
		uint8_t al_pa;
		uint8_t rsvd_1;
	}b;
#endif
} port_id_t;


typedef struct
{
    uint32_t  name[2];         /* node name */
    uint32_t  wwn[2];          /* port name */
    uint16_t  loop_id;
    uint8_t   port_id[3];            /* 24-bit port ID */
    uint8_t   rsvd_1;
	/*
	 * This is used to retry login for devices specified for
	 * persistent binding or lost devices.
	 */
	uint8_t   port_login_retry_count;
    uint8_t   rsvd_2;
    uint16_t   flag;
    uint32_t  mask[8];         /* LUN Mask for this Device */
  /* flags bits defined as follows */
#define DEV_PUBLIC          BIT_0
#define DEV_OFFLINE         BIT_1
#define DEV_LUNMASK_SET     BIT_2  /* some LUNs masked for this device */
#define DEV_MP_DISABLED     BIT_3  /* device disabled for qlmultipath  */
#define	DEV_TAPE_DEVICE		BIT_4
#define	DEV_CONFIGURED    	BIT_5
#define	DEV_MISSING	        BIT_6
#define	DEV_RETURN	        BIT_7
#define	DEV_HOST	        BIT_8
}fcdev_t;



typedef struct
{
    uint8_t   in_use;
}fabricid_t;

/*
 * Flash Database structures.
 */
#define FLASH_DATABASE_0        0x1c000
#define FLASH_DATABASE_1        0x18000
#define FLASH_DATABASE_VERSION  1

typedef struct
{
    uint32_t seq;
    uint8_t  version;
    uint8_t  checksum;
    uint16_t size;
    uint8_t  spares[8];
}flash_hdr_t;

typedef struct
{
    uint32_t name[2];
    uint8_t  spares[8];
}flash_node_t;

typedef struct
{
    flash_hdr_t  hdr;
    flash_node_t node[MAX_FIBRE_DEVICES];
}flash_database_t;

/*
 * SNS structures.
 */
#define SNS_DATA_SIZE       608

typedef struct
{
    uint16_t buffer_length;
    uint16_t reserved;
    uint32_t buffer_address[2];
    uint16_t subcommand_length;
    uint16_t reserved_1;
}sns_hdr_t;

typedef struct
{
    union
    {
        struct
        {
            sns_hdr_t   hdr;
            uint16_t    subcommand;
            uint8_t     param[SNS_DATA_SIZE - sizeof(sns_hdr_t) - 2];
        }req;

        uint8_t rsp[SNS_DATA_SIZE];
    }p;
}sns_data_t;

/*
 * SNS request/response structures for GP_IDNN.
 */
typedef struct
{
    uint8_t    controlbyte;
    uint8_t    port_id[3];
    uint32_t   reserved;
    uint8_t    nodename[8];
}port_data_t;