2012-01-31 19:38:18 +00:00
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/*-
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2017-11-27 14:52:40 +00:00
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* SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
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*
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2012-01-31 19:38:18 +00:00
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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*
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* BSD LICENSE
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*
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* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
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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
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SCIF_SAS_SMP_PHY_H_
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#define _SCIF_SAS_SMP_PHY_H_
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/**
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* @file
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*
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* @brief This file contains the protected interface structures, constants,
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* and methods for the SCIF_SAS_SMP_PHY object.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif // __cplusplus
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#include <dev/isci/scil/scif_sas_remote_device.h>
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#include <dev/isci/scil/sci_fast_list.h>
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struct SCIF_SAS_CONTROLLER;
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struct SCIF_SAS_SMP_PHY;
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struct SCIF_SAS_REMOTE_DEVICE;
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/**
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* @struct SCIF_SAS_SMP_PHY
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*
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* @brief This structure stores data for a smp phy of a smp device (expander).
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*/
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typedef struct SCIF_SAS_SMP_PHY
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{
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/**
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* A smp phy can either connect to a end device or another smp phy,
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* This two conditions are mutual exclusive.
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*/
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union{
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/**
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* The attached smp phy. This field has valid meaning when
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* attached_device_type is expander.
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*/
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struct SCIF_SAS_SMP_PHY * attached_phy;
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/**
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* The attached end device. This field has valid meaning when
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* attached_device_type is end_device.
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*/
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struct SCIF_SAS_REMOTE_DEVICE * end_device;
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} u;
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/**
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* This field records the owning expander device this smp phy belongs to.
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*/
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struct SCIF_SAS_REMOTE_DEVICE * owning_device;
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/**
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* The list element of this smp phy for the smp phy list of the ownig expander.
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*/
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SCI_FAST_LIST_ELEMENT_T list_element;
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/**
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* This field records the attached sas address, retrieved from a DISCOVER
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* response. Zero value is valid.
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*/
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SCI_SAS_ADDRESS_T attached_sas_address;
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/**
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* This field records the attached device type, retrieved from a DISCOVER
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* response.
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*/
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U8 attached_device_type;
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/**
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* This field records the routing attribute, retrieved from a DISCOVER
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* response.
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*/
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U8 routing_attribute;
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/**
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* This field records the phy identifier of this smp phy, retrieved from a
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* DISCOVER response.
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*/
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U8 phy_identifier;
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/**
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* this field stores the last route index for previous round of config
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* route table activity on a smp phy within one DISCOVER process.
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*/
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U16 config_route_table_index_anchor;
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}SCIF_SAS_SMP_PHY_T;
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void scif_sas_smp_phy_construct(
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SCIF_SAS_SMP_PHY_T * this_smp_phy,
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struct SCIF_SAS_REMOTE_DEVICE * owning_device,
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U8 expander_phy_id
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);
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void scif_sas_smp_phy_destruct(
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SCIF_SAS_SMP_PHY_T * this_smp_phy
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);
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void scif_sas_smp_phy_save_information(
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SCIF_SAS_SMP_PHY_T * this_smp_phy,
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struct SCIF_SAS_REMOTE_DEVICE * attached_device,
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SMP_RESPONSE_DISCOVER_T * discover_response
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);
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SCI_STATUS scif_sas_smp_phy_set_attached_phy(
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SCIF_SAS_SMP_PHY_T * this_smp_phy,
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U8 attached_phy_identifier,
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struct SCIF_SAS_REMOTE_DEVICE * attached_remote_device
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);
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SCI_STATUS scif_sas_smp_phy_verify_routing_attribute(
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SCIF_SAS_SMP_PHY_T * this_smp_phy,
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SCIF_SAS_SMP_PHY_T * attached_smp_phy
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);
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SCIF_SAS_SMP_PHY_T * scif_sas_smp_phy_find_next_phy_in_wide_port(
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SCIF_SAS_SMP_PHY_T * this_smp_phy
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);
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SCIF_SAS_SMP_PHY_T * scif_sas_smp_phy_find_middle_phy_in_wide_port(
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SCIF_SAS_SMP_PHY_T * this_smp_phy
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);
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SCIF_SAS_SMP_PHY_T * scif_sas_smp_phy_find_highest_phy_in_wide_port(
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SCIF_SAS_SMP_PHY_T * this_smp_phy
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);
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#ifdef __cplusplus
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}
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#endif // __cplusplus
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#endif // _SCIF_SAS_SMP_PHY_H_
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