13b1156fcd
allowing their use to be disabled via device hints though). This matches what the corresponding Linux driver provided by LSI does. Tested with SAS1064. - There's no need to keep track of the RIDs used. - Don't allocate MSI/MSI-X as RF_SHAREABLE. - Remove a comment which no longer applies since r209599. - Assign NULL rather than 0 to pointers. MFC after: 1 month
1337 lines
42 KiB
C
1337 lines
42 KiB
C
/* $FreeBSD$ */
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/*-
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* Generic defines for LSI '909 FC adapters.
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* FreeBSD Version.
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*
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* Copyright (c) 2000, 2001 by Greg Ansley
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice immediately at the beginning of the file, without modification,
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|
* this list of conditions, and the following disclaimer.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*-
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* Copyright (c) 2002, 2006 by Matthew Jacob
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
|
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* modification, are permitted provided that the following conditions are
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* met:
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* 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 at minimum a disclaimer
|
|
* substantially similar to the "NO WARRANTY" disclaimer below
|
|
* ("Disclaimer") and any redistribution must be conditioned upon including
|
|
* a substantially similar Disclaimer requirement for further binary
|
|
* redistribution.
|
|
* 3. Neither the names of the above listed copyright holders nor the names
|
|
* of any contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* 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 COPYRIGHT OWNER OR CONTRIBUTORS BE
|
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* 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)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
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|
* OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Support from Chris Ellsworth in order to make SAS adapters work
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* is gratefully acknowledged.
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*
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*
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* Support from LSI-Logic has also gone a great deal toward making this a
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* workable subsystem and is gratefully acknowledged.
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*/
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/*
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* Copyright (c) 2004, Avid Technology, Inc. and its contributors.
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* Copyright (c) 2004, 2005 Justin T. Gibbs
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* Copyright (c) 2005, WHEEL Sp. z o.o.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
|
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* modification, are permitted provided that the following conditions are
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* met:
|
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* 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 at minimum a disclaimer
|
|
* substantially similar to the "NO WARRANTY" disclaimer below
|
|
* ("Disclaimer") and any redistribution must be conditioned upon including
|
|
* a substantially similar Disclaimer requirement for further binary
|
|
* redistribution.
|
|
* 3. Neither the names of the above listed copyright holders nor the names
|
|
* of any contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
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* 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 COPYRIGHT OWNER 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)
|
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
|
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* OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MPT_H_
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#define _MPT_H_
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/********************************* OS Includes ********************************/
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/endian.h>
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#include <sys/eventhandler.h>
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#if __FreeBSD_version < 500000
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#include <sys/kernel.h>
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#include <sys/queue.h>
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#include <sys/malloc.h>
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#include <sys/devicestat.h>
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#else
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#include <sys/lock.h>
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#include <sys/kernel.h>
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#include <sys/queue.h>
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#include <sys/malloc.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#endif
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#include <sys/proc.h>
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#include <sys/bus.h>
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#include <sys/module.h>
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#include <machine/cpu.h>
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#include <machine/resource.h>
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#if __FreeBSD_version < 500000
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#include <machine/bus.h>
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#include <machine/clock.h>
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#endif
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#ifdef __sparc64__
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#include <dev/ofw/openfirm.h>
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#include <machine/ofw_machdep.h>
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#endif
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#include <sys/rman.h>
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#if __FreeBSD_version < 500000
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#include <pci/pcireg.h>
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#include <pci/pcivar.h>
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#else
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#endif
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#include <machine/bus.h>
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#include "opt_ddb.h"
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/**************************** Register Definitions ****************************/
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#include <dev/mpt/mpt_reg.h>
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/******************************* MPI Definitions ******************************/
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#include <dev/mpt/mpilib/mpi_type.h>
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#include <dev/mpt/mpilib/mpi.h>
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#include <dev/mpt/mpilib/mpi_cnfg.h>
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#include <dev/mpt/mpilib/mpi_ioc.h>
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#include <dev/mpt/mpilib/mpi_raid.h>
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/* XXX For mpt_debug.c */
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#include <dev/mpt/mpilib/mpi_init.h>
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#define MPT_S64_2_SCALAR(y) ((((int64_t)y.High) << 32) | (y.Low))
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#define MPT_U64_2_SCALAR(y) ((((uint64_t)y.High) << 32) | (y.Low))
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/****************************** Misc Definitions ******************************/
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/* #define MPT_TEST_MULTIPATH 1 */
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#define MPT_OK (0)
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#define MPT_FAIL (0x10000)
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#define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array))
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#define MPT_ROLE_NONE 0
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#define MPT_ROLE_INITIATOR 1
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#define MPT_ROLE_TARGET 2
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#define MPT_ROLE_BOTH 3
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#define MPT_ROLE_DEFAULT MPT_ROLE_INITIATOR
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#define MPT_INI_ID_NONE -1
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/**************************** Forward Declarations ****************************/
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struct mpt_softc;
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struct mpt_personality;
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typedef struct req_entry request_t;
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/************************* Personality Module Support *************************/
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typedef int mpt_load_handler_t(struct mpt_personality *);
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typedef int mpt_probe_handler_t(struct mpt_softc *);
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typedef int mpt_attach_handler_t(struct mpt_softc *);
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typedef int mpt_enable_handler_t(struct mpt_softc *);
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typedef void mpt_ready_handler_t(struct mpt_softc *);
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typedef int mpt_event_handler_t(struct mpt_softc *, request_t *,
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MSG_EVENT_NOTIFY_REPLY *);
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typedef void mpt_reset_handler_t(struct mpt_softc *, int /*type*/);
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/* XXX Add return value and use for veto? */
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typedef void mpt_shutdown_handler_t(struct mpt_softc *);
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typedef void mpt_detach_handler_t(struct mpt_softc *);
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typedef int mpt_unload_handler_t(struct mpt_personality *);
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struct mpt_personality
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{
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const char *name;
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uint32_t id; /* Assigned identifier. */
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u_int use_count; /* Instances using personality*/
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mpt_load_handler_t *load; /* configure personailty */
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#define MPT_PERS_FIRST_HANDLER(pers) (&(pers)->load)
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mpt_probe_handler_t *probe; /* configure personailty */
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mpt_attach_handler_t *attach; /* initialize device instance */
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mpt_enable_handler_t *enable; /* enable device */
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mpt_ready_handler_t *ready; /* final open for business */
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mpt_event_handler_t *event; /* Handle MPI event. */
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mpt_reset_handler_t *reset; /* Re-init after reset. */
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mpt_shutdown_handler_t *shutdown; /* Shutdown instance. */
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mpt_detach_handler_t *detach; /* release device instance */
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mpt_unload_handler_t *unload; /* Shutdown personality */
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#define MPT_PERS_LAST_HANDLER(pers) (&(pers)->unload)
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};
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int mpt_modevent(module_t, int, void *);
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/* Maximum supported number of personalities. */
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#define MPT_MAX_PERSONALITIES (15)
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#define MPT_PERSONALITY_DEPEND(name, dep, vmin, vpref, vmax) \
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MODULE_DEPEND(name, dep, vmin, vpref, vmax)
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#define DECLARE_MPT_PERSONALITY(name, order) \
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static moduledata_t name##_mod = { \
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#name, mpt_modevent, &name##_personality \
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}; \
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DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, order); \
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MODULE_VERSION(name, 1); \
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MPT_PERSONALITY_DEPEND(name, mpt_core, 1, 1, 1)
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/******************************* Bus DMA Support ******************************/
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/* XXX Need to update bus_dmamap_sync to take a range argument. */
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#define bus_dmamap_sync_range(dma_tag, dmamap, offset, len, op) \
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bus_dmamap_sync(dma_tag, dmamap, op)
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#if __FreeBSD_version < 600000
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#define bus_get_dma_tag(x) NULL
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#endif
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#if __FreeBSD_version >= 501102
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#define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \
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lowaddr, highaddr, filter, filterarg, \
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maxsize, nsegments, maxsegsz, flags, \
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dma_tagp) \
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bus_dma_tag_create(parent_tag, alignment, boundary, \
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lowaddr, highaddr, filter, filterarg, \
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maxsize, nsegments, maxsegsz, flags, \
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busdma_lock_mutex, &(mpt)->mpt_lock, \
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dma_tagp)
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#else
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#define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \
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lowaddr, highaddr, filter, filterarg, \
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maxsize, nsegments, maxsegsz, flags, \
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dma_tagp) \
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bus_dma_tag_create(parent_tag, alignment, boundary, \
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lowaddr, highaddr, filter, filterarg, \
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maxsize, nsegments, maxsegsz, flags, \
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dma_tagp)
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#endif
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struct mpt_map_info {
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struct mpt_softc *mpt;
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int error;
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uint32_t phys;
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};
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void mpt_map_rquest(void *, bus_dma_segment_t *, int, int);
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/* **************************** NewBUS interrupt Crock ************************/
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#if __FreeBSD_version < 700031
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#define mpt_setup_intr(d, i, f, U, if, ifa, hp) \
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bus_setup_intr(d, i, f, if, ifa, hp)
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#else
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#define mpt_setup_intr bus_setup_intr
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#endif
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/* **************************** NewBUS CAM Support ****************************/
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#if __FreeBSD_version < 700049
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#define mpt_xpt_bus_register(sim, parent, bus) \
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xpt_bus_register(sim, bus)
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#else
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#define mpt_xpt_bus_register xpt_bus_register
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#endif
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/**************************** Kernel Thread Support ***************************/
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#if __FreeBSD_version > 800001
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#define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \
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kproc_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg)
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#define mpt_kthread_exit(status) \
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kproc_exit(status)
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#elif __FreeBSD_version > 500005
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#define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \
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kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg)
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#define mpt_kthread_exit(status) \
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kthread_exit(status)
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#else
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#define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \
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kthread_create(func, farg, proc_ptr, fmtstr, arg)
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#define mpt_kthread_exit(status) \
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kthread_exit(status)
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#endif
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/********************************** Endianess *********************************/
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#define MPT_2_HOST64(ptr, tag) ptr->tag = le64toh(ptr->tag)
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#define MPT_2_HOST32(ptr, tag) ptr->tag = le32toh(ptr->tag)
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#define MPT_2_HOST16(ptr, tag) ptr->tag = le16toh(ptr->tag)
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#define HOST_2_MPT64(ptr, tag) ptr->tag = htole64(ptr->tag)
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#define HOST_2_MPT32(ptr, tag) ptr->tag = htole32(ptr->tag)
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#define HOST_2_MPT16(ptr, tag) ptr->tag = htole16(ptr->tag)
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#if _BYTE_ORDER == _BIG_ENDIAN
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void mpt2host_sge_simple_union(SGE_SIMPLE_UNION *);
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void mpt2host_iocfacts_reply(MSG_IOC_FACTS_REPLY *);
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void mpt2host_portfacts_reply(MSG_PORT_FACTS_REPLY *);
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void mpt2host_config_page_ioc2(CONFIG_PAGE_IOC_2 *);
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void mpt2host_config_page_ioc3(CONFIG_PAGE_IOC_3 *);
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void mpt2host_config_page_scsi_port_0(CONFIG_PAGE_SCSI_PORT_0 *);
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void mpt2host_config_page_scsi_port_1(CONFIG_PAGE_SCSI_PORT_1 *);
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void host2mpt_config_page_scsi_port_1(CONFIG_PAGE_SCSI_PORT_1 *);
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|
void mpt2host_config_page_scsi_port_2(CONFIG_PAGE_SCSI_PORT_2 *);
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void mpt2host_config_page_scsi_device_0(CONFIG_PAGE_SCSI_DEVICE_0 *);
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void mpt2host_config_page_scsi_device_1(CONFIG_PAGE_SCSI_DEVICE_1 *);
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void host2mpt_config_page_scsi_device_1(CONFIG_PAGE_SCSI_DEVICE_1 *);
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void mpt2host_config_page_fc_port_0(CONFIG_PAGE_FC_PORT_0 *);
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|
void mpt2host_config_page_fc_port_1(CONFIG_PAGE_FC_PORT_1 *);
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void host2mpt_config_page_fc_port_1(CONFIG_PAGE_FC_PORT_1 *);
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|
void mpt2host_config_page_raid_vol_0(CONFIG_PAGE_RAID_VOL_0 *);
|
|
void mpt2host_config_page_raid_phys_disk_0(CONFIG_PAGE_RAID_PHYS_DISK_0 *);
|
|
void mpt2host_mpi_raid_vol_indicator(MPI_RAID_VOL_INDICATOR *);
|
|
#else
|
|
#define mpt2host_sge_simple_union(x) do { ; } while (0)
|
|
#define mpt2host_iocfacts_reply(x) do { ; } while (0)
|
|
#define mpt2host_portfacts_reply(x) do { ; } while (0)
|
|
#define mpt2host_config_page_ioc2(x) do { ; } while (0)
|
|
#define mpt2host_config_page_ioc3(x) do { ; } while (0)
|
|
#define mpt2host_config_page_scsi_port_0(x) do { ; } while (0)
|
|
#define mpt2host_config_page_scsi_port_1(x) do { ; } while (0)
|
|
#define host2mpt_config_page_scsi_port_1(x) do { ; } while (0)
|
|
#define mpt2host_config_page_scsi_port_2(x) do { ; } while (0)
|
|
#define mpt2host_config_page_scsi_device_0(x) do { ; } while (0)
|
|
#define mpt2host_config_page_scsi_device_1(x) do { ; } while (0)
|
|
#define host2mpt_config_page_scsi_device_1(x) do { ; } while (0)
|
|
#define mpt2host_config_page_fc_port_0(x) do { ; } while (0)
|
|
#define mpt2host_config_page_fc_port_1(x) do { ; } while (0)
|
|
#define host2mpt_config_page_fc_port_1(x) do { ; } while (0)
|
|
#define mpt2host_config_page_raid_vol_0(x) do { ; } while (0)
|
|
#define mpt2host_config_page_raid_phys_disk_0(x) \
|
|
do { ; } while (0)
|
|
#define mpt2host_mpi_raid_vol_indicator(x) do { ; } while (0)
|
|
#endif
|
|
|
|
/**************************** MPI Transaction State ***************************/
|
|
typedef enum {
|
|
REQ_STATE_NIL = 0x00,
|
|
REQ_STATE_FREE = 0x01,
|
|
REQ_STATE_ALLOCATED = 0x02,
|
|
REQ_STATE_QUEUED = 0x04,
|
|
REQ_STATE_DONE = 0x08,
|
|
REQ_STATE_TIMEDOUT = 0x10,
|
|
REQ_STATE_NEED_WAKEUP = 0x20,
|
|
REQ_STATE_LOCKED = 0x80, /* can't be freed */
|
|
REQ_STATE_MASK = 0xFF
|
|
} mpt_req_state_t;
|
|
|
|
struct req_entry {
|
|
TAILQ_ENTRY(req_entry) links; /* Pointer to next in list */
|
|
mpt_req_state_t state; /* Request State Information */
|
|
uint16_t index; /* Index of this entry */
|
|
uint16_t IOCStatus; /* Completion status */
|
|
uint16_t ResponseCode; /* TMF Response Code */
|
|
uint16_t serno; /* serial number */
|
|
union ccb *ccb; /* CAM request */
|
|
void *req_vbuf; /* Virtual Address of Entry */
|
|
void *sense_vbuf; /* Virtual Address of sense data */
|
|
bus_addr_t req_pbuf; /* Physical Address of Entry */
|
|
bus_addr_t sense_pbuf; /* Physical Address of sense data */
|
|
bus_dmamap_t dmap; /* DMA map for data buffers */
|
|
struct req_entry *chain; /* for SGE overallocations */
|
|
struct callout callout; /* Timeout for the request */
|
|
};
|
|
|
|
typedef struct mpt_config_params {
|
|
u_int Action;
|
|
u_int PageVersion;
|
|
u_int PageLength;
|
|
u_int PageNumber;
|
|
u_int PageType;
|
|
u_int PageAddress;
|
|
u_int ExtPageLength;
|
|
u_int ExtPageType;
|
|
} cfgparms_t;
|
|
|
|
/**************************** MPI Target State Info ***************************/
|
|
|
|
typedef struct {
|
|
uint32_t reply_desc; /* current reply descriptor */
|
|
uint32_t resid; /* current data residual */
|
|
uint32_t bytes_xfered; /* current relative offset */
|
|
union ccb *ccb; /* pointer to currently active ccb */
|
|
request_t *req; /* pointer to currently active assist request */
|
|
uint32_t
|
|
is_local : 1,
|
|
nxfers : 31;
|
|
uint32_t tag_id;
|
|
enum {
|
|
TGT_STATE_NIL,
|
|
TGT_STATE_LOADING,
|
|
TGT_STATE_LOADED,
|
|
TGT_STATE_IN_CAM,
|
|
TGT_STATE_SETTING_UP_FOR_DATA,
|
|
TGT_STATE_MOVING_DATA,
|
|
TGT_STATE_MOVING_DATA_AND_STATUS,
|
|
TGT_STATE_SENDING_STATUS
|
|
} state;
|
|
} mpt_tgt_state_t;
|
|
|
|
/*
|
|
* When we get an incoming command it has its own tag which is called the
|
|
* IoIndex. This is the value we gave that particular command buffer when
|
|
* we originally assigned it. It's just a number, really. The FC card uses
|
|
* it as an RX_ID. We can use it to index into mpt->tgt_cmd_ptrs, which
|
|
* contains pointers the request_t structures related to that IoIndex.
|
|
*
|
|
* What *we* do is construct a tag out of the index for the target command
|
|
* which owns the incoming ATIO plus a rolling sequence number.
|
|
*/
|
|
#define MPT_MAKE_TAGID(mpt, req, ioindex) \
|
|
((ioindex << 18) | (((mpt->sequence++) & 0x3f) << 12) | (req->index & 0xfff))
|
|
|
|
#ifdef INVARIANTS
|
|
#define MPT_TAG_2_REQ(a, b) mpt_tag_2_req(a, (uint32_t) b)
|
|
#else
|
|
#define MPT_TAG_2_REQ(mpt, tag) mpt->tgt_cmd_ptrs[tag >> 18]
|
|
#endif
|
|
|
|
#define MPT_TGT_STATE(mpt, req) ((mpt_tgt_state_t *) \
|
|
(&((uint8_t *)req->req_vbuf)[MPT_RQSL(mpt) - sizeof (mpt_tgt_state_t)]))
|
|
|
|
STAILQ_HEAD(mpt_hdr_stailq, ccb_hdr);
|
|
#define MPT_MAX_LUNS 256
|
|
typedef struct {
|
|
struct mpt_hdr_stailq atios;
|
|
struct mpt_hdr_stailq inots;
|
|
int enabled;
|
|
} tgt_resource_t;
|
|
#define MPT_MAX_ELS 64
|
|
|
|
/**************************** Handler Registration ****************************/
|
|
/*
|
|
* Global table of registered reply handlers. The
|
|
* handler is indicated by byte 3 of the request
|
|
* index submitted to the IOC. This allows the
|
|
* driver core to perform generic processing without
|
|
* any knowledge of per-personality behavior.
|
|
*
|
|
* MPT_NUM_REPLY_HANDLERS must be a power of 2
|
|
* to allow the easy generation of a mask.
|
|
*
|
|
* The handler offsets used by the core are hard coded
|
|
* allowing faster code generation when assigning a handler
|
|
* to a request. All "personalities" must use the
|
|
* the handler registration mechanism.
|
|
*
|
|
* The IOC handlers that are rarely executed are placed
|
|
* at the tail of the table to make it more likely that
|
|
* all commonly executed handlers fit in a single cache
|
|
* line.
|
|
*/
|
|
#define MPT_NUM_REPLY_HANDLERS (32)
|
|
#define MPT_REPLY_HANDLER_EVENTS MPT_CBI_TO_HID(0)
|
|
#define MPT_REPLY_HANDLER_CONFIG MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-1)
|
|
#define MPT_REPLY_HANDLER_HANDSHAKE MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-2)
|
|
typedef int mpt_reply_handler_t(struct mpt_softc *mpt, request_t *request,
|
|
uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame);
|
|
typedef union {
|
|
mpt_reply_handler_t *reply_handler;
|
|
} mpt_handler_t;
|
|
|
|
typedef enum {
|
|
MPT_HANDLER_REPLY,
|
|
MPT_HANDLER_EVENT,
|
|
MPT_HANDLER_RESET,
|
|
MPT_HANDLER_SHUTDOWN
|
|
} mpt_handler_type;
|
|
|
|
struct mpt_handler_record
|
|
{
|
|
LIST_ENTRY(mpt_handler_record) links;
|
|
mpt_handler_t handler;
|
|
};
|
|
|
|
LIST_HEAD(mpt_handler_list, mpt_handler_record);
|
|
|
|
/*
|
|
* The handler_id is currently unused but would contain the
|
|
* handler ID used in the MsgContext field to allow direction
|
|
* of replies to the handler. Registrations that don't require
|
|
* a handler id can pass in NULL for the handler_id.
|
|
*
|
|
* Deregistrations for handlers without a handler id should
|
|
* pass in MPT_HANDLER_ID_NONE.
|
|
*/
|
|
#define MPT_HANDLER_ID_NONE (0xFFFFFFFF)
|
|
int mpt_register_handler(struct mpt_softc *, mpt_handler_type,
|
|
mpt_handler_t, uint32_t *);
|
|
int mpt_deregister_handler(struct mpt_softc *, mpt_handler_type,
|
|
mpt_handler_t, uint32_t);
|
|
|
|
/******************* Per-Controller Instance Data Structures ******************/
|
|
TAILQ_HEAD(req_queue, req_entry);
|
|
|
|
/* Structure for saving proper values for modifyable PCI config registers */
|
|
struct mpt_pci_cfg {
|
|
uint16_t Command;
|
|
uint16_t LatencyTimer_LineSize;
|
|
uint32_t IO_BAR;
|
|
uint32_t Mem0_BAR[2];
|
|
uint32_t Mem1_BAR[2];
|
|
uint32_t ROM_BAR;
|
|
uint8_t IntLine;
|
|
uint32_t PMCSR;
|
|
};
|
|
|
|
typedef enum {
|
|
MPT_RVF_NONE = 0x0,
|
|
MPT_RVF_ACTIVE = 0x1,
|
|
MPT_RVF_ANNOUNCED = 0x2,
|
|
MPT_RVF_UP2DATE = 0x4,
|
|
MPT_RVF_REFERENCED = 0x8,
|
|
MPT_RVF_WCE_CHANGED = 0x10
|
|
} mpt_raid_volume_flags;
|
|
|
|
struct mpt_raid_volume {
|
|
CONFIG_PAGE_RAID_VOL_0 *config_page;
|
|
MPI_RAID_VOL_INDICATOR sync_progress;
|
|
mpt_raid_volume_flags flags;
|
|
u_int quiesced_disks;
|
|
};
|
|
|
|
typedef enum {
|
|
MPT_RDF_NONE = 0x00,
|
|
MPT_RDF_ACTIVE = 0x01,
|
|
MPT_RDF_ANNOUNCED = 0x02,
|
|
MPT_RDF_UP2DATE = 0x04,
|
|
MPT_RDF_REFERENCED = 0x08,
|
|
MPT_RDF_QUIESCING = 0x10,
|
|
MPT_RDF_QUIESCED = 0x20
|
|
} mpt_raid_disk_flags;
|
|
|
|
struct mpt_raid_disk {
|
|
CONFIG_PAGE_RAID_PHYS_DISK_0 config_page;
|
|
struct mpt_raid_volume *volume;
|
|
u_int member_number;
|
|
u_int pass_thru_active;
|
|
mpt_raid_disk_flags flags;
|
|
};
|
|
|
|
struct mpt_evtf_record {
|
|
MSG_EVENT_NOTIFY_REPLY reply;
|
|
uint32_t context;
|
|
LIST_ENTRY(mpt_evtf_record) links;
|
|
};
|
|
|
|
LIST_HEAD(mpt_evtf_list, mpt_evtf_record);
|
|
|
|
struct mptsas_devinfo {
|
|
uint16_t dev_handle;
|
|
uint16_t parent_dev_handle;
|
|
uint16_t enclosure_handle;
|
|
uint16_t slot;
|
|
uint8_t phy_num;
|
|
uint8_t physical_port;
|
|
uint8_t target_id;
|
|
uint8_t bus;
|
|
uint64_t sas_address;
|
|
uint32_t device_info;
|
|
};
|
|
|
|
struct mptsas_phyinfo {
|
|
uint16_t handle;
|
|
uint8_t phy_num;
|
|
uint8_t port_id;
|
|
uint8_t negotiated_link_rate;
|
|
uint8_t hw_link_rate;
|
|
uint8_t programmed_link_rate;
|
|
uint8_t sas_port_add_phy;
|
|
struct mptsas_devinfo identify;
|
|
struct mptsas_devinfo attached;
|
|
};
|
|
|
|
struct mptsas_portinfo {
|
|
uint16_t num_phys;
|
|
struct mptsas_phyinfo *phy_info;
|
|
};
|
|
|
|
struct mpt_softc {
|
|
device_t dev;
|
|
#if __FreeBSD_version < 500000
|
|
uint32_t mpt_islocked;
|
|
int mpt_splsaved;
|
|
#else
|
|
struct mtx mpt_lock;
|
|
int mpt_locksetup;
|
|
#endif
|
|
uint32_t mpt_pers_mask;
|
|
uint32_t
|
|
: 8,
|
|
unit : 8,
|
|
ready : 1,
|
|
fw_uploaded : 1,
|
|
msi_enable : 1,
|
|
twildcard : 1,
|
|
tenabled : 1,
|
|
do_cfg_role : 1,
|
|
raid_enabled : 1,
|
|
raid_mwce_set : 1,
|
|
getreqwaiter : 1,
|
|
shutdwn_raid : 1,
|
|
shutdwn_recovery: 1,
|
|
outofbeer : 1,
|
|
disabled : 1,
|
|
is_spi : 1,
|
|
is_sas : 1,
|
|
is_fc : 1;
|
|
|
|
u_int cfg_role;
|
|
u_int role; /* role: none, ini, target, both */
|
|
|
|
u_int verbose;
|
|
#ifdef MPT_TEST_MULTIPATH
|
|
int failure_id;
|
|
#endif
|
|
|
|
/*
|
|
* IOC Facts
|
|
*/
|
|
MSG_IOC_FACTS_REPLY ioc_facts;
|
|
|
|
/*
|
|
* Port Facts
|
|
*/
|
|
MSG_PORT_FACTS_REPLY * port_facts;
|
|
#define mpt_max_tgtcmds port_facts[0].MaxPostedCmdBuffers
|
|
|
|
/*
|
|
* Device Configuration Information
|
|
*/
|
|
union {
|
|
struct mpt_spi_cfg {
|
|
CONFIG_PAGE_SCSI_PORT_0 _port_page0;
|
|
CONFIG_PAGE_SCSI_PORT_1 _port_page1;
|
|
CONFIG_PAGE_SCSI_PORT_2 _port_page2;
|
|
CONFIG_PAGE_SCSI_DEVICE_0 _dev_page0[16];
|
|
CONFIG_PAGE_SCSI_DEVICE_1 _dev_page1[16];
|
|
int _ini_id;
|
|
uint16_t _tag_enable;
|
|
uint16_t _disc_enable;
|
|
} spi;
|
|
#define mpt_port_page0 cfg.spi._port_page0
|
|
#define mpt_port_page1 cfg.spi._port_page1
|
|
#define mpt_port_page2 cfg.spi._port_page2
|
|
#define mpt_dev_page0 cfg.spi._dev_page0
|
|
#define mpt_dev_page1 cfg.spi._dev_page1
|
|
#define mpt_ini_id cfg.spi._ini_id
|
|
#define mpt_tag_enable cfg.spi._tag_enable
|
|
#define mpt_disc_enable cfg.spi._disc_enable
|
|
struct mpi_fc_cfg {
|
|
CONFIG_PAGE_FC_PORT_0 _port_page0;
|
|
uint32_t _port_speed;
|
|
#define mpt_fcport_page0 cfg.fc._port_page0
|
|
#define mpt_fcport_speed cfg.fc._port_speed
|
|
} fc;
|
|
} cfg;
|
|
#if __FreeBSD_version >= 500000
|
|
/*
|
|
* Device config information stored up for sysctl to access
|
|
*/
|
|
union {
|
|
struct {
|
|
unsigned int initiator_id;
|
|
} spi;
|
|
struct {
|
|
char wwnn[19];
|
|
char wwpn[19];
|
|
} fc;
|
|
} scinfo;
|
|
#endif
|
|
|
|
/* Controller Info for RAID information */
|
|
CONFIG_PAGE_IOC_2 * ioc_page2;
|
|
CONFIG_PAGE_IOC_3 * ioc_page3;
|
|
|
|
/* Raid Data */
|
|
struct mpt_raid_volume* raid_volumes;
|
|
struct mpt_raid_disk* raid_disks;
|
|
u_int raid_max_volumes;
|
|
u_int raid_max_disks;
|
|
u_int raid_page0_len;
|
|
u_int raid_wakeup;
|
|
u_int raid_rescan;
|
|
u_int raid_resync_rate;
|
|
u_int raid_mwce_setting;
|
|
u_int raid_queue_depth;
|
|
u_int raid_nonopt_volumes;
|
|
struct proc *raid_thread;
|
|
struct callout raid_timer;
|
|
|
|
/*
|
|
* PCI Hardware info
|
|
*/
|
|
int pci_msi_count;
|
|
struct resource * pci_irq; /* Interrupt map for chip */
|
|
void * ih; /* Interrupt handle */
|
|
struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */
|
|
|
|
/*
|
|
* DMA Mapping Stuff
|
|
*/
|
|
struct resource * pci_reg; /* Register map for chip */
|
|
bus_space_tag_t pci_st; /* Bus tag for registers */
|
|
bus_space_handle_t pci_sh; /* Bus handle for registers */
|
|
/* PIO versions of above. */
|
|
struct resource * pci_pio_reg;
|
|
bus_space_tag_t pci_pio_st;
|
|
bus_space_handle_t pci_pio_sh;
|
|
|
|
bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */
|
|
bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */
|
|
bus_dmamap_t reply_dmap; /* DMA map for reply memory */
|
|
uint8_t *reply; /* KVA of reply memory */
|
|
bus_addr_t reply_phys; /* BusAddr of reply memory */
|
|
|
|
bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */
|
|
bus_dma_tag_t request_dmat; /* DMA tag for request memroy */
|
|
bus_dmamap_t request_dmap; /* DMA map for request memroy */
|
|
uint8_t *request; /* KVA of Request memory */
|
|
bus_addr_t request_phys; /* BusAddr of request memory */
|
|
|
|
uint32_t max_seg_cnt; /* calculated after IOC facts */
|
|
uint32_t max_cam_seg_cnt;/* calculated from MAXPHYS*/
|
|
|
|
/*
|
|
* Hardware management
|
|
*/
|
|
u_int reset_cnt;
|
|
|
|
/*
|
|
* CAM && Software Management
|
|
*/
|
|
request_t *request_pool;
|
|
struct req_queue request_free_list;
|
|
struct req_queue request_pending_list;
|
|
struct req_queue request_timeout_list;
|
|
|
|
|
|
struct cam_sim *sim;
|
|
struct cam_path *path;
|
|
|
|
struct cam_sim *phydisk_sim;
|
|
struct cam_path *phydisk_path;
|
|
|
|
struct proc *recovery_thread;
|
|
request_t *tmf_req;
|
|
|
|
/*
|
|
* Deferred frame acks due to resource shortage.
|
|
*/
|
|
struct mpt_evtf_list ack_frames;
|
|
|
|
/*
|
|
* Target Mode Support
|
|
*/
|
|
uint32_t scsi_tgt_handler_id;
|
|
request_t ** tgt_cmd_ptrs;
|
|
request_t ** els_cmd_ptrs; /* FC only */
|
|
|
|
/*
|
|
* *snork*- this is chosen to be here *just in case* somebody
|
|
* forgets to point to it exactly and we index off of trt with
|
|
* CAM_LUN_WILDCARD.
|
|
*/
|
|
tgt_resource_t trt_wildcard; /* wildcard luns */
|
|
tgt_resource_t trt[MPT_MAX_LUNS];
|
|
uint16_t tgt_cmds_allocated;
|
|
uint16_t els_cmds_allocated; /* FC only */
|
|
|
|
uint16_t timeouts; /* timeout count */
|
|
uint16_t success; /* successes afer timeout */
|
|
uint16_t sequence; /* Sequence Number */
|
|
uint16_t pad3;
|
|
|
|
|
|
/* Paired port in some dual adapters configurations */
|
|
struct mpt_softc * mpt2;
|
|
|
|
/* FW Image management */
|
|
uint32_t fw_image_size;
|
|
uint8_t *fw_image;
|
|
bus_dma_tag_t fw_dmat; /* DMA tag for firmware image */
|
|
bus_dmamap_t fw_dmap; /* DMA map for firmware image */
|
|
bus_addr_t fw_phys; /* BusAddr of firmware image */
|
|
|
|
/* SAS Topology */
|
|
struct mptsas_portinfo *sas_portinfo;
|
|
|
|
/* Shutdown Event Handler. */
|
|
eventhandler_tag eh;
|
|
|
|
/* Userland management interface. */
|
|
struct cdev *cdev;
|
|
|
|
TAILQ_ENTRY(mpt_softc) links;
|
|
};
|
|
|
|
static __inline void mpt_assign_serno(struct mpt_softc *, request_t *);
|
|
|
|
static __inline void
|
|
mpt_assign_serno(struct mpt_softc *mpt, request_t *req)
|
|
{
|
|
if ((req->serno = mpt->sequence++) == 0) {
|
|
req->serno = mpt->sequence++;
|
|
}
|
|
}
|
|
|
|
/***************************** Locking Primitives *****************************/
|
|
#if __FreeBSD_version < 500000
|
|
#define MPT_IFLAGS INTR_TYPE_CAM
|
|
#define MPT_LOCK(mpt) mpt_lockspl(mpt)
|
|
#define MPT_UNLOCK(mpt) mpt_unlockspl(mpt)
|
|
#define MPT_OWNED(mpt) mpt->mpt_islocked
|
|
#define MPT_LOCK_ASSERT(mpt)
|
|
#define MPTLOCK_2_CAMLOCK MPT_UNLOCK
|
|
#define CAMLOCK_2_MPTLOCK MPT_LOCK
|
|
#define MPT_LOCK_SETUP(mpt)
|
|
#define MPT_LOCK_DESTROY(mpt)
|
|
|
|
static __inline void mpt_lockspl(struct mpt_softc *mpt);
|
|
static __inline void mpt_unlockspl(struct mpt_softc *mpt);
|
|
|
|
static __inline void
|
|
mpt_lockspl(struct mpt_softc *mpt)
|
|
{
|
|
int s;
|
|
|
|
s = splcam();
|
|
if (mpt->mpt_islocked++ == 0) {
|
|
mpt->mpt_splsaved = s;
|
|
} else {
|
|
splx(s);
|
|
panic("Recursed lock with mask: 0x%x\n", s);
|
|
}
|
|
}
|
|
|
|
static __inline void
|
|
mpt_unlockspl(struct mpt_softc *mpt)
|
|
{
|
|
if (mpt->mpt_islocked) {
|
|
if (--mpt->mpt_islocked == 0) {
|
|
splx(mpt->mpt_splsaved);
|
|
}
|
|
} else
|
|
panic("Negative lock count\n");
|
|
}
|
|
|
|
static __inline int
|
|
mpt_sleep(struct mpt_softc *mpt, void *ident, int priority,
|
|
const char *wmesg, int timo)
|
|
{
|
|
int saved_cnt;
|
|
int saved_spl;
|
|
int error;
|
|
|
|
KASSERT(mpt->mpt_islocked <= 1, ("Invalid lock count on tsleep"));
|
|
saved_cnt = mpt->mpt_islocked;
|
|
saved_spl = mpt->mpt_splsaved;
|
|
mpt->mpt_islocked = 0;
|
|
error = tsleep(ident, priority, wmesg, timo);
|
|
KASSERT(mpt->mpt_islocked == 0, ("Invalid lock count on wakeup"));
|
|
mpt->mpt_islocked = saved_cnt;
|
|
mpt->mpt_splsaved = saved_spl;
|
|
return (error);
|
|
}
|
|
|
|
#define mpt_req_timeout(req, ticks, func, arg) \
|
|
callout_reset(&(req)->callout, (ticks), (func), (arg));
|
|
#define mpt_req_untimeout(req, func, arg) \
|
|
callout_stop(&(req)->callout)
|
|
#define mpt_callout_init(mpt, c) \
|
|
callout_init(c)
|
|
#define mpt_callout_drain(mpt, c) \
|
|
callout_stop(c)
|
|
|
|
#else
|
|
#if 1
|
|
#define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE
|
|
#define MPT_LOCK_SETUP(mpt) \
|
|
mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \
|
|
mpt->mpt_locksetup = 1
|
|
#define MPT_LOCK_DESTROY(mpt) \
|
|
if (mpt->mpt_locksetup) { \
|
|
mtx_destroy(&mpt->mpt_lock); \
|
|
mpt->mpt_locksetup = 0; \
|
|
}
|
|
|
|
#define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock)
|
|
#define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock)
|
|
#define MPT_OWNED(mpt) mtx_owned(&(mpt)->mpt_lock)
|
|
#define MPT_LOCK_ASSERT(mpt) mtx_assert(&(mpt)->mpt_lock, MA_OWNED)
|
|
#define MPTLOCK_2_CAMLOCK(mpt)
|
|
#define CAMLOCK_2_MPTLOCK(mpt)
|
|
#define mpt_sleep(mpt, ident, priority, wmesg, timo) \
|
|
msleep(ident, &(mpt)->mpt_lock, priority, wmesg, timo)
|
|
#define mpt_req_timeout(req, ticks, func, arg) \
|
|
callout_reset(&(req)->callout, (ticks), (func), (arg))
|
|
#define mpt_req_untimeout(req, func, arg) \
|
|
callout_stop(&(req)->callout)
|
|
#define mpt_callout_init(mpt, c) \
|
|
callout_init_mtx(c, &(mpt)->mpt_lock, 0)
|
|
#define mpt_callout_drain(mpt, c) \
|
|
callout_drain(c)
|
|
|
|
#else
|
|
|
|
#define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY
|
|
#define MPT_LOCK_SETUP(mpt) do { } while (0)
|
|
#define MPT_LOCK_DESTROY(mpt) do { } while (0)
|
|
#define MPT_LOCK_ASSERT(mpt) mtx_assert(&Giant, MA_OWNED)
|
|
#define MPT_LOCK(mpt) mtx_lock(&Giant)
|
|
#define MPT_UNLOCK(mpt) mtx_unlock(&Giant)
|
|
#define MPTLOCK_2_CAMLOCK(mpt)
|
|
#define CAMLOCK_2_MPTLOCK(mpt)
|
|
|
|
#define mpt_req_timeout(req, ticks, func, arg) \
|
|
callout_reset(&(req)->callout, (ticks), (func), (arg))
|
|
#define mpt_req_untimeout(req, func, arg) \
|
|
callout_stop(&(req)->callout)
|
|
#define mpt_callout_init(mpt, c) \
|
|
callout_init(c, 0)
|
|
#define mpt_callout_drain(mpt, c) \
|
|
callout_drain(c)
|
|
|
|
static __inline int
|
|
mpt_sleep(struct mpt_softc *, void *, int, const char *, int);
|
|
|
|
static __inline int
|
|
mpt_sleep(struct mpt_softc *mpt, void *i, int p, const char *w, int t)
|
|
{
|
|
int r;
|
|
r = tsleep(i, p, w, t);
|
|
return (r);
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
/******************************* Register Access ******************************/
|
|
static __inline void mpt_write(struct mpt_softc *, size_t, uint32_t);
|
|
static __inline uint32_t mpt_read(struct mpt_softc *, int);
|
|
static __inline void mpt_pio_write(struct mpt_softc *, size_t, uint32_t);
|
|
static __inline uint32_t mpt_pio_read(struct mpt_softc *, int);
|
|
|
|
static __inline void
|
|
mpt_write(struct mpt_softc *mpt, size_t offset, uint32_t val)
|
|
{
|
|
bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val);
|
|
}
|
|
|
|
static __inline uint32_t
|
|
mpt_read(struct mpt_softc *mpt, int offset)
|
|
{
|
|
return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset));
|
|
}
|
|
|
|
/*
|
|
* Some operations (e.g. diagnostic register writes while the ARM proccessor
|
|
* is disabled), must be performed using "PCI pio" operations. On non-PCI
|
|
* busses, these operations likely map to normal register accesses.
|
|
*/
|
|
static __inline void
|
|
mpt_pio_write(struct mpt_softc *mpt, size_t offset, uint32_t val)
|
|
{
|
|
bus_space_write_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset, val);
|
|
}
|
|
|
|
static __inline uint32_t
|
|
mpt_pio_read(struct mpt_softc *mpt, int offset)
|
|
{
|
|
return (bus_space_read_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset));
|
|
}
|
|
/*********************** Reply Frame/Request Management ***********************/
|
|
/* Max MPT Reply we are willing to accept (must be power of 2) */
|
|
#define MPT_REPLY_SIZE 256
|
|
|
|
/*
|
|
* Must be less than 16384 in order for target mode to work
|
|
*/
|
|
#define MPT_MAX_REQUESTS(mpt) 512
|
|
#define MPT_REQUEST_AREA 512
|
|
#define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_AREA */
|
|
#define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA)
|
|
|
|
#define MPT_CONTEXT_CB_SHIFT (16)
|
|
#define MPT_CBI(handle) (handle >> MPT_CONTEXT_CB_SHIFT)
|
|
#define MPT_CBI_TO_HID(cbi) ((cbi) << MPT_CONTEXT_CB_SHIFT)
|
|
#define MPT_CONTEXT_TO_CBI(x) \
|
|
(((x) >> MPT_CONTEXT_CB_SHIFT) & (MPT_NUM_REPLY_HANDLERS - 1))
|
|
#define MPT_CONTEXT_REQI_MASK 0xFFFF
|
|
#define MPT_CONTEXT_TO_REQI(x) ((x) & MPT_CONTEXT_REQI_MASK)
|
|
|
|
/*
|
|
* Convert a 32bit physical address returned from IOC to an
|
|
* offset into our reply frame memory or the kvm address needed
|
|
* to access the data. The returned address is only the low
|
|
* 32 bits, so mask our base physical address accordingly.
|
|
*/
|
|
#define MPT_REPLY_BADDR(x) \
|
|
(x << 1)
|
|
#define MPT_REPLY_OTOV(m, i) \
|
|
((void *)(&m->reply[i]))
|
|
|
|
#define MPT_DUMP_REPLY_FRAME(mpt, reply_frame) \
|
|
do { \
|
|
if (mpt->verbose > MPT_PRT_DEBUG) \
|
|
mpt_dump_reply_frame(mpt, reply_frame); \
|
|
} while(0)
|
|
|
|
static __inline uint32_t mpt_pop_reply_queue(struct mpt_softc *mpt);
|
|
static __inline void mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr);
|
|
|
|
/*
|
|
* Give the reply buffer back to the IOC after we have
|
|
* finished processing it.
|
|
*/
|
|
static __inline void
|
|
mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr)
|
|
{
|
|
mpt_write(mpt, MPT_OFFSET_REPLY_Q, ptr);
|
|
}
|
|
|
|
/* Get a reply from the IOC */
|
|
static __inline uint32_t
|
|
mpt_pop_reply_queue(struct mpt_softc *mpt)
|
|
{
|
|
return mpt_read(mpt, MPT_OFFSET_REPLY_Q);
|
|
}
|
|
|
|
void
|
|
mpt_complete_request_chain(struct mpt_softc *, struct req_queue *, u_int);
|
|
|
|
/************************** Scatter Gather Management **************************/
|
|
/* MPT_RQSL- size of request frame, in bytes */
|
|
#define MPT_RQSL(mpt) (mpt->ioc_facts.RequestFrameSize << 2)
|
|
|
|
/* MPT_NSGL- how many SG entries can fit in a request frame size */
|
|
#define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_IO_UNION))
|
|
|
|
/* MPT_NRFM- how many request frames can fit in each request alloc we make */
|
|
#define MPT_NRFM(mpt) (MPT_REQUEST_AREA / MPT_RQSL(mpt))
|
|
|
|
/*
|
|
* MPT_NSGL_FIRST- # of SG elements that can fit after
|
|
* an I/O request but still within the request frame.
|
|
* Do this safely based upon SGE_IO_UNION.
|
|
*
|
|
* Note that the first element is *within* the SCSI request.
|
|
*/
|
|
#define MPT_NSGL_FIRST(mpt) \
|
|
((MPT_RQSL(mpt) - sizeof (MSG_SCSI_IO_REQUEST) + sizeof (SGE_IO_UNION)) / \
|
|
sizeof (SGE_IO_UNION))
|
|
|
|
/***************************** IOC Initialization *****************************/
|
|
int mpt_reset(struct mpt_softc *, int /*reinit*/);
|
|
|
|
/****************************** Debugging ************************************/
|
|
typedef struct mpt_decode_entry {
|
|
char *name;
|
|
u_int value;
|
|
u_int mask;
|
|
} mpt_decode_entry_t;
|
|
|
|
int mpt_decode_value(mpt_decode_entry_t *table, u_int num_entries,
|
|
const char *name, u_int value, u_int *cur_column,
|
|
u_int wrap_point);
|
|
|
|
void mpt_dump_data(struct mpt_softc *, const char *, void *, int);
|
|
void mpt_dump_request(struct mpt_softc *, request_t *);
|
|
|
|
enum {
|
|
MPT_PRT_ALWAYS,
|
|
MPT_PRT_FATAL,
|
|
MPT_PRT_ERROR,
|
|
MPT_PRT_WARN,
|
|
MPT_PRT_INFO,
|
|
MPT_PRT_NEGOTIATION,
|
|
MPT_PRT_DEBUG,
|
|
MPT_PRT_DEBUG1,
|
|
MPT_PRT_DEBUG2,
|
|
MPT_PRT_DEBUG3,
|
|
MPT_PRT_TRACE,
|
|
MPT_PRT_NONE=100
|
|
};
|
|
|
|
#if __FreeBSD_version > 500000
|
|
#define mpt_lprt(mpt, level, ...) \
|
|
do { \
|
|
if (level <= (mpt)->verbose) \
|
|
mpt_prt(mpt, __VA_ARGS__); \
|
|
} while (0)
|
|
|
|
#define mpt_lprtc(mpt, level, ...) \
|
|
do { \
|
|
if (level <= (mpt)->verbose) \
|
|
mpt_prtc(mpt, __VA_ARGS__); \
|
|
} while (0)
|
|
#else
|
|
void mpt_lprt(struct mpt_softc *, int, const char *, ...)
|
|
__printflike(3, 4);
|
|
void mpt_lprtc(struct mpt_softc *, int, const char *, ...)
|
|
__printflike(3, 4);
|
|
#endif
|
|
void mpt_prt(struct mpt_softc *, const char *, ...)
|
|
__printflike(2, 3);
|
|
void mpt_prtc(struct mpt_softc *, const char *, ...)
|
|
__printflike(2, 3);
|
|
|
|
/**************************** Target Mode Related ***************************/
|
|
static __inline int mpt_cdblen(uint8_t, int);
|
|
static __inline int
|
|
mpt_cdblen(uint8_t cdb0, int maxlen)
|
|
{
|
|
int group = cdb0 >> 5;
|
|
switch (group) {
|
|
case 0:
|
|
return (6);
|
|
case 1:
|
|
return (10);
|
|
case 4:
|
|
case 5:
|
|
return (12);
|
|
default:
|
|
return (16);
|
|
}
|
|
}
|
|
#ifdef INVARIANTS
|
|
static __inline request_t * mpt_tag_2_req(struct mpt_softc *, uint32_t);
|
|
static __inline request_t *
|
|
mpt_tag_2_req(struct mpt_softc *mpt, uint32_t tag)
|
|
{
|
|
uint16_t rtg = (tag >> 18);
|
|
KASSERT(rtg < mpt->tgt_cmds_allocated, ("bad tag %d\n", tag));
|
|
KASSERT(mpt->tgt_cmd_ptrs, ("no cmd backpointer array"));
|
|
KASSERT(mpt->tgt_cmd_ptrs[rtg], ("no cmd backpointer"));
|
|
return (mpt->tgt_cmd_ptrs[rtg]);
|
|
}
|
|
#endif
|
|
|
|
static __inline int
|
|
mpt_req_on_free_list(struct mpt_softc *, request_t *);
|
|
static __inline int
|
|
mpt_req_on_pending_list(struct mpt_softc *, request_t *);
|
|
|
|
/*
|
|
* Is request on freelist?
|
|
*/
|
|
static __inline int
|
|
mpt_req_on_free_list(struct mpt_softc *mpt, request_t *req)
|
|
{
|
|
request_t *lrq;
|
|
|
|
TAILQ_FOREACH(lrq, &mpt->request_free_list, links) {
|
|
if (lrq == req) {
|
|
return (1);
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Is request on pending list?
|
|
*/
|
|
static __inline int
|
|
mpt_req_on_pending_list(struct mpt_softc *mpt, request_t *req)
|
|
{
|
|
request_t *lrq;
|
|
|
|
TAILQ_FOREACH(lrq, &mpt->request_pending_list, links) {
|
|
if (lrq == req) {
|
|
return (1);
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
#ifdef INVARIANTS
|
|
static __inline void
|
|
mpt_req_spcl(struct mpt_softc *, request_t *, const char *, int);
|
|
static __inline void
|
|
mpt_req_not_spcl(struct mpt_softc *, request_t *, const char *, int);
|
|
|
|
/*
|
|
* Make sure that req *is* part of one of the special lists
|
|
*/
|
|
static __inline void
|
|
mpt_req_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line)
|
|
{
|
|
int i;
|
|
for (i = 0; i < mpt->els_cmds_allocated; i++) {
|
|
if (req == mpt->els_cmd_ptrs[i]) {
|
|
return;
|
|
}
|
|
}
|
|
for (i = 0; i < mpt->tgt_cmds_allocated; i++) {
|
|
if (req == mpt->tgt_cmd_ptrs[i]) {
|
|
return;
|
|
}
|
|
}
|
|
panic("%s(%d): req %p:%u function %x not in els or tgt ptrs\n",
|
|
s, line, req, req->serno,
|
|
((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function);
|
|
}
|
|
|
|
/*
|
|
* Make sure that req is *not* part of one of the special lists.
|
|
*/
|
|
static __inline void
|
|
mpt_req_not_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line)
|
|
{
|
|
int i;
|
|
for (i = 0; i < mpt->els_cmds_allocated; i++) {
|
|
KASSERT(req != mpt->els_cmd_ptrs[i],
|
|
("%s(%d): req %p:%u func %x in els ptrs at ioindex %d\n",
|
|
s, line, req, req->serno,
|
|
((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i));
|
|
}
|
|
for (i = 0; i < mpt->tgt_cmds_allocated; i++) {
|
|
KASSERT(req != mpt->tgt_cmd_ptrs[i],
|
|
("%s(%d): req %p:%u func %x in tgt ptrs at ioindex %d\n",
|
|
s, line, req, req->serno,
|
|
((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Task Management Types, purely for internal consumption
|
|
*/
|
|
typedef enum {
|
|
MPT_ABORT_TASK_SET=1234,
|
|
MPT_CLEAR_TASK_SET,
|
|
MPT_TARGET_RESET,
|
|
MPT_CLEAR_ACA,
|
|
MPT_TERMINATE_TASK,
|
|
MPT_NIL_TMT_VALUE=5678
|
|
} mpt_task_mgmt_t;
|
|
|
|
/**************************** Unclassified Routines ***************************/
|
|
void mpt_send_cmd(struct mpt_softc *mpt, request_t *req);
|
|
int mpt_recv_handshake_reply(struct mpt_softc *mpt,
|
|
size_t reply_len, void *reply);
|
|
int mpt_wait_req(struct mpt_softc *mpt, request_t *req,
|
|
mpt_req_state_t state, mpt_req_state_t mask,
|
|
int sleep_ok, int time_ms);
|
|
void mpt_enable_ints(struct mpt_softc *mpt);
|
|
void mpt_disable_ints(struct mpt_softc *mpt);
|
|
int mpt_attach(struct mpt_softc *mpt);
|
|
int mpt_shutdown(struct mpt_softc *mpt);
|
|
int mpt_detach(struct mpt_softc *mpt);
|
|
int mpt_send_handshake_cmd(struct mpt_softc *mpt,
|
|
size_t len, void *cmd);
|
|
request_t * mpt_get_request(struct mpt_softc *mpt, int sleep_ok);
|
|
void mpt_free_request(struct mpt_softc *mpt, request_t *req);
|
|
void mpt_intr(void *arg);
|
|
void mpt_check_doorbell(struct mpt_softc *mpt);
|
|
void mpt_dump_reply_frame(struct mpt_softc *mpt,
|
|
MSG_DEFAULT_REPLY *reply_frame);
|
|
|
|
void mpt_set_config_regs(struct mpt_softc *);
|
|
int mpt_issue_cfg_req(struct mpt_softc */*mpt*/, request_t */*req*/,
|
|
cfgparms_t *params,
|
|
bus_addr_t /*addr*/, bus_size_t/*len*/,
|
|
int /*sleep_ok*/, int /*timeout_ms*/);
|
|
int mpt_read_extcfg_header(struct mpt_softc *mpt, int PageVersion,
|
|
int PageNumber, uint32_t PageAddress,
|
|
int ExtPageType,
|
|
CONFIG_EXTENDED_PAGE_HEADER *rslt,
|
|
int sleep_ok, int timeout_ms);
|
|
int mpt_read_extcfg_page(struct mpt_softc *mpt, int Action,
|
|
uint32_t PageAddress,
|
|
CONFIG_EXTENDED_PAGE_HEADER *hdr,
|
|
void *buf, size_t len, int sleep_ok,
|
|
int timeout_ms);
|
|
int mpt_read_cfg_header(struct mpt_softc *, int /*PageType*/,
|
|
int /*PageNumber*/,
|
|
uint32_t /*PageAddress*/,
|
|
CONFIG_PAGE_HEADER *,
|
|
int /*sleep_ok*/, int /*timeout_ms*/);
|
|
int mpt_read_cfg_page(struct mpt_softc *t, int /*Action*/,
|
|
uint32_t /*PageAddress*/,
|
|
CONFIG_PAGE_HEADER *, size_t /*len*/,
|
|
int /*sleep_ok*/, int /*timeout_ms*/);
|
|
int mpt_write_cfg_page(struct mpt_softc *, int /*Action*/,
|
|
uint32_t /*PageAddress*/,
|
|
CONFIG_PAGE_HEADER *, size_t /*len*/,
|
|
int /*sleep_ok*/, int /*timeout_ms*/);
|
|
static __inline int
|
|
mpt_read_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress,
|
|
CONFIG_PAGE_HEADER *hdr, size_t len,
|
|
int sleep_ok, int timeout_ms)
|
|
{
|
|
return (mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
|
|
PageAddress, hdr, len, sleep_ok, timeout_ms));
|
|
}
|
|
|
|
static __inline int
|
|
mpt_write_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress,
|
|
CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok,
|
|
int timeout_ms)
|
|
{
|
|
return (mpt_write_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT,
|
|
PageAddress, hdr, len, sleep_ok,
|
|
timeout_ms));
|
|
}
|
|
/* mpt_debug.c functions */
|
|
void mpt_print_reply(void *vmsg);
|
|
void mpt_print_db(uint32_t mb);
|
|
void mpt_print_config_reply(void *vmsg);
|
|
char *mpt_ioc_diag(uint32_t diag);
|
|
void mpt_req_state(mpt_req_state_t state);
|
|
void mpt_print_config_request(void *vmsg);
|
|
void mpt_print_request(void *vmsg);
|
|
void mpt_print_scsi_io_request(MSG_SCSI_IO_REQUEST *msg);
|
|
void mpt_dump_sgl(SGE_IO_UNION *se, int offset);
|
|
#endif /* _MPT_H_ */
|