NetBSD-5.0.2/sys/dev/ic/isp_ioctl.h

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/* $NetBSD: isp_ioctl.h,v 1.11 2008/03/11 05:33:30 mjacob Exp $ */
/*
 * Copyright (c) 2001-2007 by Matthew Jacob
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
 *  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 *  SUCH DAMAGE. 
 */
/*
 * ioctl definitions for Qlogic FC/SCSI HBA driver
 */
#define	ISP_IOC		(021)	/* 'Ctrl-Q' */

/*
 * This ioctl sets/retrieves the debugging level for this hba instance.
 * Note that this is not a simple integer level- see ispvar.h for definitions.
 *
 * The arguments is a pointer to an integer with the new debugging level.
 * The old value is written into this argument.
 */

#define	ISP_SDBLEV	_IOWR(ISP_IOC, 1, int)

/*
 * This ioctl resets the HBA. Use with caution.
 */
#define	ISP_RESETHBA	_IO(ISP_IOC, 2)

/*
 * This ioctl performs a fibre channel rescan.
 */
#define	ISP_RESCAN	_IO(ISP_IOC, 3)

/*
 * This ioctl performs a reset and then will set the adapter to the
 * role that was passed in (the old role will be returned). It almost
 * goes w/o saying: use with caution.
 *
 * Channel selector stored in bits 8..32 as input to driver.
 */
#define ISP_SETROLE     _IOWR(ISP_IOC, 4, int)

#define ISP_ROLE_NONE           0x0
#define ISP_ROLE_TARGET         0x1
#define ISP_ROLE_INITIATOR      0x2
#define ISP_ROLE_BOTH           (ISP_ROLE_TARGET|ISP_ROLE_INITIATOR)

/*
 * Get the current adapter role
 * Channel selector passed in first argument.
 */
#define ISP_GETROLE     _IOR(ISP_IOC, 5, int)

/*
 * Get/Clear Stats
 */
#define	ISP_STATS_VERSION	0
typedef struct {
	uint8_t		isp_stat_version;
	uint8_t		isp_type;		/* (ro) reflects chip type */
	uint8_t		isp_revision;		/* (ro) reflects chip version */
	uint8_t		unused1;
	uint32_t	unused2;
	/*
	 * Statistics Counters
	 */
#define	ISP_NSTATS	16
#define	ISP_INTCNT	0
#define	ISP_INTBOGUS	1
#define	ISP_INTMBOXC	2
#define	ISP_INGOASYNC	3
#define	ISP_RSLTCCMPLT	4
#define	ISP_FPHCCMCPLT	5
#define	ISP_RSCCHIWAT	6
#define	ISP_FPCCHIWAT	7
	uint64_t	isp_stats[ISP_NSTATS];
} isp_stats_t;

#define	ISP_GET_STATS	_IOR(ISP_IOC, 6, isp_stats_t)
#define	ISP_CLR_STATS	_IO(ISP_IOC, 7)

/*
 * Initiate a LIP
 */
#define	ISP_FC_LIP	_IO(ISP_IOC, 8)

/*
 * Return the Port Database structure for the named device, or ENODEV if none.
 * Caller fills in virtual loopid (0..255), aka 'target'. The driver returns
 * ENODEV (if nothing valid there) or the actual loopid (for local loop devices
 * only), 24 bit Port ID and Node and Port WWNs.
 */
struct isp_fc_device {
	uint32_t	loopid;		/* 0..255 */
	uint32_t
			chan 	: 6,
			role 	: 2,
			portid	: 24;	/* 24 bit Port ID */
	uint64_t	node_wwn;
	uint64_t	port_wwn;
};
#define	ISP_FC_GETDINFO	_IOWR(ISP_IOC, 9, struct isp_fc_device)

/*
 * Get F/W crash dump
 */
#define	ISP_GET_FW_CRASH_DUMP	_IO(ISP_IOC, 10)
#define	ISP_FORCE_CRASH_DUMP	_IO(ISP_IOC, 11)

/*
 * Get information about this Host Adapter, including current connection
 * topology and capabilities.
 */
struct isp_hba_device {
	uint32_t
					: 8,
		fc_speed		: 4,	/* Gbps */
					: 1,
		fc_topology		: 3,
		fc_channel		: 8,
		fc_loopid		: 16;
	uint8_t		fc_fw_major;
	uint8_t		fc_fw_minor;
	uint8_t		fc_fw_micro;
	uint8_t		fc_nchannels;	/* number of supported channels */
	uint16_t	fc_nports;	/* number of supported ports */
	uint64_t	nvram_node_wwn;
	uint64_t	nvram_port_wwn;
	uint64_t	active_node_wwn;
	uint64_t	active_port_wwn;
};

#define	ISP_TOPO_UNKNOWN	0	/* connection topology unknown */
#define	ISP_TOPO_FCAL		1	/* private or PL_DA */
#define	ISP_TOPO_LPORT		2	/* public loop */
#define	ISP_TOPO_NPORT		3	/* N-port */
#define	ISP_TOPO_FPORT		4	/* F-port */

/* don't use 12 any more */
#define	ISP_FC_GETHINFO	_IOWR(ISP_IOC, 13, struct isp_hba_device)

/*
 * Various Reset Goodies
 */
struct isp_fc_tsk_mgmt {
	uint32_t	loopid;		/* 0..255/2048 */
	uint16_t	lun;
	uint16_t	chan;
	enum {
		IPT_CLEAR_ACA,
		IPT_TARGET_RESET,
		IPT_LUN_RESET,
		IPT_CLEAR_TASK_SET,
		IPT_ABORT_TASK_SET
	} action;
};
/* don't use 97 any more */
#define	ISP_TSK_MGMT		_IOWR(ISP_IOC, 98, struct isp_fc_tsk_mgmt)

/*
 * Just gimme a list of WWPNs that are logged into us.
 */
typedef struct {
	uint16_t count;
	uint16_t channel;
	struct wwnpair {
		uint64_t wwnn;
		uint64_t wwpn;
	} wwns[1];
} isp_dlist_t;
#define	ISP_FC_GETDLIST 	_IO(ISP_IOC, 14)