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isp_ioctl.h revision 1.11
      1 /* $NetBSD: isp_ioctl.h,v 1.11 2008/03/11 05:33:30 mjacob Exp $ */
      2 /*
      3  * Copyright (c) 2001-2007 by Matthew Jacob
      4  * All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  *
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  *  ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
     20  *  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  *  SUCH DAMAGE.
     27  */
     28 /*
     29  * ioctl definitions for Qlogic FC/SCSI HBA driver
     30  */
     31 #define	ISP_IOC		(021)	/* 'Ctrl-Q' */
     32 
     33 /*
     34  * This ioctl sets/retrieves the debugging level for this hba instance.
     35  * Note that this is not a simple integer level- see ispvar.h for definitions.
     36  *
     37  * The arguments is a pointer to an integer with the new debugging level.
     38  * The old value is written into this argument.
     39  */
     40 
     41 #define	ISP_SDBLEV	_IOWR(ISP_IOC, 1, int)
     42 
     43 /*
     44  * This ioctl resets the HBA. Use with caution.
     45  */
     46 #define	ISP_RESETHBA	_IO(ISP_IOC, 2)
     47 
     48 /*
     49  * This ioctl performs a fibre channel rescan.
     50  */
     51 #define	ISP_RESCAN	_IO(ISP_IOC, 3)
     52 
     53 /*
     54  * This ioctl performs a reset and then will set the adapter to the
     55  * role that was passed in (the old role will be returned). It almost
     56  * goes w/o saying: use with caution.
     57  *
     58  * Channel selector stored in bits 8..32 as input to driver.
     59  */
     60 #define ISP_SETROLE     _IOWR(ISP_IOC, 4, int)
     61 
     62 #define ISP_ROLE_NONE           0x0
     63 #define ISP_ROLE_TARGET         0x1
     64 #define ISP_ROLE_INITIATOR      0x2
     65 #define ISP_ROLE_BOTH           (ISP_ROLE_TARGET|ISP_ROLE_INITIATOR)
     66 
     67 /*
     68  * Get the current adapter role
     69  * Channel selector passed in first argument.
     70  */
     71 #define ISP_GETROLE     _IOR(ISP_IOC, 5, int)
     72 
     73 /*
     74  * Get/Clear Stats
     75  */
     76 #define	ISP_STATS_VERSION	0
     77 typedef struct {
     78 	uint8_t		isp_stat_version;
     79 	uint8_t		isp_type;		/* (ro) reflects chip type */
     80 	uint8_t		isp_revision;		/* (ro) reflects chip version */
     81 	uint8_t		unused1;
     82 	uint32_t	unused2;
     83 	/*
     84 	 * Statistics Counters
     85 	 */
     86 #define	ISP_NSTATS	16
     87 #define	ISP_INTCNT	0
     88 #define	ISP_INTBOGUS	1
     89 #define	ISP_INTMBOXC	2
     90 #define	ISP_INGOASYNC	3
     91 #define	ISP_RSLTCCMPLT	4
     92 #define	ISP_FPHCCMCPLT	5
     93 #define	ISP_RSCCHIWAT	6
     94 #define	ISP_FPCCHIWAT	7
     95 	uint64_t	isp_stats[ISP_NSTATS];
     96 } isp_stats_t;
     97 
     98 #define	ISP_GET_STATS	_IOR(ISP_IOC, 6, isp_stats_t)
     99 #define	ISP_CLR_STATS	_IO(ISP_IOC, 7)
    100 
    101 /*
    102  * Initiate a LIP
    103  */
    104 #define	ISP_FC_LIP	_IO(ISP_IOC, 8)
    105 
    106 /*
    107  * Return the Port Database structure for the named device, or ENODEV if none.
    108  * Caller fills in virtual loopid (0..255), aka 'target'. The driver returns
    109  * ENODEV (if nothing valid there) or the actual loopid (for local loop devices
    110  * only), 24 bit Port ID and Node and Port WWNs.
    111  */
    112 struct isp_fc_device {
    113 	uint32_t	loopid;		/* 0..255 */
    114 	uint32_t
    115 			chan 	: 6,
    116 			role 	: 2,
    117 			portid	: 24;	/* 24 bit Port ID */
    118 	uint64_t	node_wwn;
    119 	uint64_t	port_wwn;
    120 };
    121 #define	ISP_FC_GETDINFO	_IOWR(ISP_IOC, 9, struct isp_fc_device)
    122 
    123 /*
    124  * Get F/W crash dump
    125  */
    126 #define	ISP_GET_FW_CRASH_DUMP	_IO(ISP_IOC, 10)
    127 #define	ISP_FORCE_CRASH_DUMP	_IO(ISP_IOC, 11)
    128 
    129 /*
    130  * Get information about this Host Adapter, including current connection
    131  * topology and capabilities.
    132  */
    133 struct isp_hba_device {
    134 	uint32_t
    135 					: 8,
    136 		fc_speed		: 4,	/* Gbps */
    137 					: 1,
    138 		fc_topology		: 3,
    139 		fc_channel		: 8,
    140 		fc_loopid		: 16;
    141 	uint8_t		fc_fw_major;
    142 	uint8_t		fc_fw_minor;
    143 	uint8_t		fc_fw_micro;
    144 	uint8_t		fc_nchannels;	/* number of supported channels */
    145 	uint16_t	fc_nports;	/* number of supported ports */
    146 	uint64_t	nvram_node_wwn;
    147 	uint64_t	nvram_port_wwn;
    148 	uint64_t	active_node_wwn;
    149 	uint64_t	active_port_wwn;
    150 };
    151 
    152 #define	ISP_TOPO_UNKNOWN	0	/* connection topology unknown */
    153 #define	ISP_TOPO_FCAL		1	/* private or PL_DA */
    154 #define	ISP_TOPO_LPORT		2	/* public loop */
    155 #define	ISP_TOPO_NPORT		3	/* N-port */
    156 #define	ISP_TOPO_FPORT		4	/* F-port */
    157 
    158 /* don't use 12 any more */
    159 #define	ISP_FC_GETHINFO	_IOWR(ISP_IOC, 13, struct isp_hba_device)
    160 
    161 /*
    162  * Various Reset Goodies
    163  */
    164 struct isp_fc_tsk_mgmt {
    165 	uint32_t	loopid;		/* 0..255/2048 */
    166 	uint16_t	lun;
    167 	uint16_t	chan;
    168 	enum {
    169 		IPT_CLEAR_ACA,
    170 		IPT_TARGET_RESET,
    171 		IPT_LUN_RESET,
    172 		IPT_CLEAR_TASK_SET,
    173 		IPT_ABORT_TASK_SET
    174 	} action;
    175 };
    176 /* don't use 97 any more */
    177 #define	ISP_TSK_MGMT		_IOWR(ISP_IOC, 98, struct isp_fc_tsk_mgmt)
    178 
    179 /*
    180  * Just gimme a list of WWPNs that are logged into us.
    181  */
    182 typedef struct {
    183 	uint16_t count;
    184 	uint16_t channel;
    185 	struct wwnpair {
    186 		uint64_t wwnn;
    187 		uint64_t wwpn;
    188 	} wwns[1];
    189 } isp_dlist_t;
    190 #define	ISP_FC_GETDLIST 	_IO(ISP_IOC, 14)
    191