160 lines
5.8 KiB
C
160 lines
5.8 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) 2013 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 it under
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** the terms of version 2 of the GNU General Public License as published by the
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** Free Software Foundation.
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**
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** This program is distributed in the hope that it will be useful, but WITHOUT
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** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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** FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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** details.
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**
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** You should have received a copy of the GNU General Public License along with
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** this program; if not, write to the Free Software Foundation, Inc.,
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** 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 in the
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** file called LICENSE.GPL.
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**
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** BSD LICENSE
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**
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** Copyright (c) 2013 Intel Corporation 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 met:
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**
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** * Redistributions of source code must retain the above copyright notice, this
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** list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright notice,
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** this list of conditions and the following disclaimer in the documentation
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** and/or other materials provided with the distribution.
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** * Neither the name of Intel Corporation nor the names of its contributors may
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** be used to endorse or promote products derived from this software without
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** 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
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** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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** 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
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** CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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** SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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** INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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** 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 ADVISED OF THE
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** POSSIBILITY OF SUCH DAMAGE.
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**
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*******************************************************************************/
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#ifndef _ESIF_CCB_SEM_H_
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#define _ESIF_CCB_SEM_H_
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#ifdef ESIF_ATTR_KERNEL
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#ifdef ESIF_ATTR_OS_LINUX
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typedef struct semaphore esif_ccb_sem_t;
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)
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#define esif_ccb_sem_init(semPtr) sema_init(semPtr, 0)
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#else /* linux version else */
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#define esif_ccb_sem_init(semPtr) init_MUTEX_LOCKED(semPtr)
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#endif /* LINUX_VERSION_CODE */
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#define esif_ccb_sem_uninit(semPtr)
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#define esif_ccb_sem_up(semPtr) up(semPtr)
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#define esif_ccb_sem_down(semPtr) down(semPtr)
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static ESIF_INLINE int esif_ccb_sem_try_down (
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esif_ccb_sem_t *sem_ptr,
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u32 us_timeout
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)
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{
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return down_timeout(sem_ptr, usecs_to_jiffies(us_timeout));
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}
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#endif /* ESIF_ATTR_OS_LINUX */
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#ifdef ESIF_ATTR_OS_WINDOWS
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typedef u32 esif_ccb_sem_t;
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#define esif_ccb_sem_init(semPtr)
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#define esif_ccb_sem_uninit(semPtr)
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#define esif_ccb_sem_up(semPtr)
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#define esif_ccb_sem_down(semPtr)
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static ESIF_INLINE int esif_ccb_sem_try_down (
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esif_ccb_sem_t *sem_ptr,
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u32 us_timeout
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)
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{
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UNREFERENCED_PARAMETER(sem_ptr);
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UNREFERENCED_PARAMETER(us_timeout);
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return 0;
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}
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#endif /* ESIF_ATTR_OS_WINDOWS */
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#endif /* ESIF_ATTR_KERNEL */
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#ifdef ESIF_ATTR_USER
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#include "esif.h"
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#ifdef ESIF_ATTR_OS_LINUX
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#include <semaphore.h>
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/* Semphore */
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typedef sem_t esif_ccb_sem_t;
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#define esif_ccb_sem_init(semPtr) sem_init(semPtr, 0, 0)
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#define esif_ccb_sem_uninit(semPtr) sem_destroy(semPtr)
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#define esif_ccb_sem_up(semPtr) sem_wait(semPtr)
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#define esif_ccb_sem_down(semPtr) sem_post(semPtr)
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/* Event */
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typedef sem_t esif_ccb_event_t;
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#define esif_ccb_event_create(eventPtr) sem_init(eventPtr, 0, 0)
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#define esif_ccb_event_destroy(eventPtr) sem_destroy(semPtr)
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#define esif_ccb_event_set(eventPtr) sem_wait(*eventPtr)
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#define esif_ccb_event_reset(eventPtr) sem_post(*eventPtr)
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/* Conditional Variable */
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typedef pthread_cond_t esif_ccb_cond_t;
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#define esif_ccb_cond_init(cond) pthread_cond_init(cond, NULL)
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#define esif_ccb_cond_destroy pthread_cond_destroy
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#define esif_ccb_cond_wait pthread_cond_wait
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#define esif_ccb_cond_signal pthread_cond_signal
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#define esif_ccb_cond_broadcast pthread_cond_broadcast
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#endif /* ESIF_ATTR_OS_LINUX */
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#ifdef ESIF_ATTR_OS_WINDOWS
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/* Semaphore */
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typedef HANDLE esif_ccb_sem_t;
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#define esif_ccb_sem_init(semPtr) *semPtr = CreateSemaphore(NULL, 0, \
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0x7fffffff, NULL)
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#define esif_ccb_sem_uninit(semPtr) CloseHandle(*semPtr)
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#define esif_ccb_sem_up(semPtr) WaitForSingleObject(*semPtr, INFINITE)
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#define esif_ccb_sem_down(semPtr) ReleaseSemaphore(*semPtr, 1, NULL)
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/* Event */
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typedef HANDLE esif_ccb_event_t;
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#define esif_ccb_event_create(eventPtr) *eventPtr = CreateEvent(NULL, FALSE, \
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FALSE, NULL)
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#define esif_ccb_event_destroy(eventPtr) CloseHandle(*eventPtr)
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#define esif_ccb_event_set(eventPtr) SetEvent(*eventPtr)
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#define esif_ccb_event_reset(eventPtr) ResetEvent(*eventPtr)
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#endif /* ESIF_ATTR_OS_WINDOWS */
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#endif /* ESIF_ATTR_USER */
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#endif /* _ESIF_CCB_SEM_H_ */
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/*****************************************************************************/
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/*****************************************************************************/
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/*****************************************************************************/
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