mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-27 23:23:01 +02:00
c5552ad039
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21952 3c298f89-4303-0410-b956-a3cf2f4a3e73
113 lines
4.6 KiB
C
113 lines
4.6 KiB
C
/*******************************************************************************
|
|
Copyright (C) Marvell International Ltd. and its affiliates
|
|
|
|
This software file (the "File") is owned and distributed by Marvell
|
|
International Ltd. and/or its affiliates ("Marvell") under the following
|
|
alternative licensing terms. Once you have made an election to distribute the
|
|
File under one of the following license alternatives, please (i) delete this
|
|
introductory statement regarding license alternatives, (ii) delete the two
|
|
license alternatives that you have not elected to use and (iii) preserve the
|
|
Marvell copyright notice above.
|
|
|
|
********************************************************************************
|
|
Marvell Commercial License Option
|
|
|
|
If you received this File from Marvell and you have entered into a commercial
|
|
license agreement (a "Commercial License") with Marvell, the File is licensed
|
|
to you under the terms of the applicable Commercial License.
|
|
|
|
********************************************************************************
|
|
Marvell GPL License Option
|
|
|
|
If you received this File from Marvell, you may opt to use, redistribute and/or
|
|
modify this File in accordance with the terms and conditions of the General
|
|
Public License Version 2, June 1991 (the "GPL License"), a copy of which is
|
|
available along with the File in the license.txt file or by writing to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
|
|
on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
|
|
|
|
THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
|
|
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
|
|
DISCLAIMED. The GPL License provides additional details about this warranty
|
|
disclaimer.
|
|
********************************************************************************
|
|
Marvell BSD License Option
|
|
|
|
If you received this File from Marvell, you may opt to use, redistribute and/or
|
|
modify this File under the following licensing terms.
|
|
Redistribution and use in source and binary forms, with or without modification,
|
|
are permitted provided that the following conditions are met:
|
|
|
|
* Redistributions of source code must retain the above copyright notice,
|
|
this list of conditions and the following disclaimer.
|
|
|
|
* Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
|
|
* Neither the name of Marvell nor the names of its contributors may be
|
|
used to endorse or promote products derived from this software without
|
|
specific prior written permission.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 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) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
*******************************************************************************/
|
|
/*******************************************************************************
|
|
* mvLru.h - Header File for Least Recently Used Cache algorithm
|
|
*
|
|
* DESCRIPTION:
|
|
* This header file contains macros typedefs and function declaration for
|
|
* the Least Recently Used Cache algorithm.
|
|
*
|
|
*******************************************************************************/
|
|
|
|
#ifndef __mvLru_h__
|
|
#define __mvLru_h__
|
|
|
|
|
|
typedef struct
|
|
{
|
|
int next;
|
|
int prev;
|
|
} MV_LRU_ENTRY;
|
|
|
|
typedef struct
|
|
{
|
|
int least;
|
|
int most;
|
|
MV_LRU_ENTRY* table;
|
|
int tableSize;
|
|
|
|
}MV_LRU_CACHE;
|
|
|
|
|
|
/* Find Cache index for replacement LRU */
|
|
static INLINE int mvLruCacheIdxFind(MV_LRU_CACHE* pLruHndl)
|
|
{
|
|
return pLruHndl->least;
|
|
}
|
|
|
|
/* Init LRU cache module */
|
|
MV_LRU_CACHE* mvLruCacheInit(int numOfEntries);
|
|
|
|
/* Finish LRU cache module */
|
|
void mvLruCacheFinish(MV_LRU_CACHE* pLruHndl);
|
|
|
|
/* Update LRU cache database after using cache Index */
|
|
void mvLruCacheIdxUpdate(MV_LRU_CACHE* pLruHndl, int cacheIdx);
|
|
|
|
/* Delete LRU cache entry */
|
|
void mvLruCacheIdxDelete(MV_LRU_CACHE* pLruHndl, int cacheIdx);
|
|
|
|
|
|
#endif /* __mvLru_h__ */
|