0cf3f85364
(Patsburg) integrated SAS controller. sys/dev/isci contains all files specific to FreeBSD. sys/dev/isci/scil contains OS-agnostic library maintained by Intel and modified to best integrate into FreeBSD kernel build environment. Sponsored by: Intel Reviewed by: scottl
292 lines
9.6 KiB
C
292 lines
9.6 KiB
C
/*-
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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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/**
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* @file
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*
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* @brief This file contains the implementation for the base logger object.
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* It provides the functionality necessary to enabling, disabling,
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* constructing, etc. logger objects.
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*/
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#include <dev/isci/scil/sci_base_logger.h>
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#ifdef SCI_LOGGING
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//******************************************************************************
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//* P R I V A T E M E T H O D S
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//******************************************************************************
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#define SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity_level) \
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(((SCI_BASE_LOGGER_T *)(logger))->object_mask[(verbosity_level)])
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/**
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* @brief This method is private to this object. It attempts to enable the
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* supplied log objects for the supplied verbosity levels.
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*
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* @param[in] logger This parameter specifies the logger object for which
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* to attempt to enable log object and verbosity levels.
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* @param[in] log_object_mask This parameter specifies the log objects to
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* attempt to enable.
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* @param[in] verbosity_mask This parameter specifies the verbosity levels
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* that are allowed to be enabled.
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* @param[in] verbosity This parameter specifies the specific verbosity level
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* to attempt to enable.
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*
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* @return none
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*/
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static
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void sci_base_logger_enable_log_object(
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SCI_LOGGER_HANDLE_T logger,
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U32 log_object_mask,
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U8 verbosity_mask,
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U8 verbosity
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)
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{
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// Enable the log objects for the error verbosity if errs are enabled.
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if ( (1<<verbosity) & verbosity_mask)
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{
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SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity) |= log_object_mask;
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(((SCI_BASE_LOGGER_T *)(logger))->verbosity_mask |= (1<<verbosity) );
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}
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}
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/**
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* @brief This method is private to this object. It attempts to disable the
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* supplied log objects for the supplied verbosity levels.
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*
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* @param[in] logger This parameter specifies the logger object for which
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* to attempt to disable log object and verbosity levels.
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* @param[in] log_object_mask This parameter specifies the log objects to
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* attempt to disable.
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* @param[in] verbosity_mask This parameter specifies the verbosity levels
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* that are allowed to be disabled.
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* @param[in] verbosity This parameter specifies the specific verbosity level
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* to attempt to disable.
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*
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* @return none
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*/
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static
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void sci_base_logger_disable_log_object(
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SCI_LOGGER_HANDLE_T logger,
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U32 log_object_mask,
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U8 verbosity_mask,
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U8 verbosity
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)
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{
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if ( (1<<verbosity) & verbosity_mask)
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{
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SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity) &= ~log_object_mask;
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// If all of the objects in the object mask are disabled for this
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// verbosity, then disable the verbosity as well.
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if (SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity) == 0)
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(((SCI_BASE_LOGGER_T *)(logger))->verbosity_mask &= ~(1<<verbosity) );
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}
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}
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//******************************************************************************
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//* P U B L I C M E T H O D S
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//******************************************************************************
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U8 sci_logger_get_verbosity_mask(
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SCI_LOGGER_HANDLE_T logger,
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U32 log_object
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)
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{
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U8 verbosity_mask = 0;
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SCI_BASE_LOGGER_T * base_logger = (SCI_BASE_LOGGER_T *)logger;
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if ( base_logger->object_mask[SCI_LOG_VERBOSITY_ERROR] & log_object )
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verbosity_mask |= 1<<SCI_LOG_VERBOSITY_ERROR;
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if ( base_logger->object_mask[SCI_LOG_VERBOSITY_WARNING] & log_object )
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verbosity_mask |= 1<<SCI_LOG_VERBOSITY_WARNING;
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if ( base_logger->object_mask[SCI_LOG_VERBOSITY_INFO] & log_object )
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verbosity_mask |= 1<<SCI_LOG_VERBOSITY_INFO;
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if ( base_logger->object_mask[SCI_LOG_VERBOSITY_TRACE] & log_object )
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verbosity_mask |= 1<<SCI_LOG_VERBOSITY_TRACE;
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if ( base_logger->object_mask[SCI_LOG_VERBOSITY_STATES] & log_object )
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verbosity_mask |= 1<<SCI_LOG_VERBOSITY_TRACE;
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return verbosity_mask;
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}
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// ---------------------------------------------------------------------------
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U32 sci_logger_get_object_mask(
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SCI_LOGGER_HANDLE_T logger,
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U8 verbosity
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)
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{
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// Ensure that a supported verbosity level was supplied.
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if ( (SCI_LOG_VERBOSITY_ERROR == verbosity)
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|| (SCI_LOG_VERBOSITY_WARNING == verbosity)
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|| (SCI_LOG_VERBOSITY_INFO == verbosity)
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|| (SCI_LOG_VERBOSITY_TRACE == verbosity)
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|| (SCI_LOG_VERBOSITY_STATES == verbosity) )
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{
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return SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity);
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}
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// An unsupported verbosity level was supplied. Simply return an empty
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// log object mask.
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return 0;
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}
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// ---------------------------------------------------------------------------
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void sci_logger_enable(
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SCI_LOGGER_HANDLE_T logger,
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U32 log_object_mask,
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U8 verbosity_mask
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)
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{
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sci_base_logger_enable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_ERROR
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);
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sci_base_logger_enable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_WARNING
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);
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sci_base_logger_enable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_INFO
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);
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sci_base_logger_enable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_TRACE
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);
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sci_base_logger_enable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_STATES
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);
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}
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// ---------------------------------------------------------------------------
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void sci_logger_disable(
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SCI_LOGGER_HANDLE_T logger,
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U32 log_object_mask,
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U8 verbosity_mask
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)
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{
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sci_base_logger_disable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_ERROR
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);
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sci_base_logger_disable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_WARNING
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);
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sci_base_logger_disable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_INFO
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);
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sci_base_logger_disable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_TRACE
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);
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sci_base_logger_disable_log_object(
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logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_STATES
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);
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}
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// ---------------------------------------------------------------------------
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BOOL sci_logger_is_enabled(
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SCI_LOGGER_HANDLE_T logger,
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U32 log_object_mask,
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U8 verbosity_level
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)
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{
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SCI_BASE_LOGGER_T * base_logger = (SCI_BASE_LOGGER_T*) logger;
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if ( (base_logger->verbosity_mask & (1<<verbosity_level))
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&& (base_logger->object_mask[verbosity_level] & log_object_mask) )
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return TRUE;
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return FALSE;
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}
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//******************************************************************************
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//* P R O T E C T E D M E T H O D S
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//******************************************************************************
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void sci_base_logger_construct(
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SCI_BASE_LOGGER_T *this_logger
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)
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{
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int index;
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sci_base_object_construct(
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&this_logger->parent, this_logger
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);
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this_logger->verbosity_mask = 0;
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for (index = 0; index < SCI_BASE_LOGGER_MAX_VERBOSITY_LEVELS; index++)
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{
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this_logger->object_mask[index] = 0;
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}
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}
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#endif // SCI_LOGGING
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