swsram.h

vt6528芯片交换机API函数和文档运行程序

/*
 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
 * All rights reserved.
 *
 * This software is copyrighted by and is the sole property of
 * VIA Networking Technologies, Inc. This software may only be used
 * in accordance with the corresponding license agreement. Any unauthorized
 * use, duplication, transmission, distribution, or disclosure of this
 * software is expressly forbidden.
 *
 * This software is provided by VIA Networking Technologies, Inc. "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 VIA Networking Technologies, Inc.
 * be liable for any direct, indirect, incidental, special, exemplary, or
 * consequential damages.
 *
 *
 * File:    swsram.h
 *
 * Purpose: ASIC embedded SRAM hardware accessing functions
 *
 * Author:  Tevin Chen
 *          Henry Lin
 *
 * Date:    Jan 08, 2002
 *          May 26, 2005
 *
 */


#ifndef __SWSRAM_H__
#define __SWSRAM_H__

#if !defined(__TTYPE_H__)
#include "ttype.h"
#endif




/*---------------------  Export Definitions  ------------------------*/

/*---------------------  Export Types  ------------------------------*/

/*---------------------  Export Macros  -----------------------------*/
#define SWSRAM_vExtractBitsByByte(au8Data, u8StartBit, u8EndBit, au8Result)     \
        SWSRAM_vExtractBitsLtl(au8Data, u8StartBit, u8EndBit, au8Result)

#define SWSRAM_vModifyBitsByByte(au8DataBuf, u8StartBit, u8EndBit, au8ModiPtn)  \
        SWSRAM_vModifyBitsLtl(au8DataBuf, u8StartBit, u8EndBit, au8ModiPtn)

/*---------------------  Export Classes  ----------------------------*/

/*---------------------  Export Variables  --------------------------*/

/*---------------------  Export Functions  --------------------------*/
BOOL SWSRAM_bReadEntry(UINT32 u32Addr, PUINT8 au8Data);
BOOL SWSRAM_bWriteEntry(UINT32 u32Addr, PUINT8 au8Data);

void SWSRAM_vReadBlock(UINT32 u32Addr, UINT8 u8BlockNumPerSlot, UINT8 u8BlockId, PUINT8 au8BlockBuf);
void SWSRAM_vWriteBlock(UINT32 u32Addr, UINT8 u8BlockNumPerSlot, UINT8 u8BlockId, PUINT8 au8ValueBuf);
void SWSRAM_vSetBlockEmpty(UINT32 u32Addr, UINT8 u8BlockNumPerSlot, UINT8 u8BlockId);
BOOL SWSRAM_bIsBlockEmpty(UINT32 u32Addr, UINT8 u8BlockNumPerSlot, UINT8 u8BlockId);

void SWSRAM_vSetMemEntryEmpty(UINT32 u32Addr);  //new API
BOOL SWSRAM_bIsMemEntryEmpty(UINT32 u32Addr);   //new API


//
// Function for extract/modify bits in a byte-array
//
// Note that "au8Data"/"au8DataBuf" MUST be LITTLE-endian,
// while "au8Result"/"au8ModiPtn"/"pbResult"/"pbModiPtn" will be AUTO CONVERT to be big/little endian.
//
void SWSRAM_vExtractBits(PUINT8 au8Data, UINT8 u8StartBit, UINT8 u8EndBit, PUINT8 au8Result);
void SWSRAM_vModifyBits(PUINT8 au8DataBuf, UINT8 u8StartBit, UINT8 u8EndBit, PUINT8 au8ModiPtn);

void SWSRAM_vExtractBitsByBool(PUINT8 au8Data, UINT8 u8StartBit, UINT8 u8EndBit, PBOOL pbResult);
void SWSRAM_vModifyBitsByBool(PUINT8 au8DataBuf, UINT8 u8StartBit, UINT8 u8EndBit, PBOOL pbModiPtn);

//
// Function for extract/modify bits in a byte-array, all in LITTLE-endian
//
void SWSRAM_vExtractBitsLtl(PUINT8 au8Data, UINT8 u8StartBit, UINT8 u8EndBit, PUINT8 au8Result);
void SWSRAM_vModifyBitsLtl(PUINT8 au8DataBuf, UINT8 u8StartBit, UINT8 u8EndBit, PUINT8 au8ModiPtn);

// Function for endian convertion
void SWSRAM_vEndianConvert(PUINT8 pu8DataBuf, UINT8 u8BufSize);




#endif /* __SWSRAM_H__ */