2010-05-04 23:59:19 +03:00
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/*******************************************************************************
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Copyright (C) Marvell International Ltd. and its affiliates
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This software file (the "File") is owned and distributed by Marvell
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International Ltd. and/or its affiliates ("Marvell") under the following
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alternative licensing terms. Once you have made an election to distribute the
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File under one of the following license alternatives, please (i) delete this
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introductory statement regarding license alternatives, (ii) delete the two
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license alternatives that you have not elected to use and (iii) preserve the
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Marvell copyright notice above.
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********************************************************************************
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Marvell Commercial License Option
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If you received this File from Marvell and you have entered into a commercial
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license agreement (a "Commercial License") with Marvell, the File is licensed
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to you under the terms of the applicable Commercial License.
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********************************************************************************
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Marvell GPL License Option
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If you received this File from Marvell, you may opt to use, redistribute and/or
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modify this File in accordance with the terms and conditions of the General
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Public License Version 2, June 1991 (the "GPL License"), a copy of which is
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available along with the File in the license.txt file or by writing to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
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on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
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THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
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WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
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DISCLAIMED. The GPL License provides additional details about this warranty
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disclaimer.
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********************************************************************************
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Marvell BSD License Option
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If you received this File from Marvell, you may opt to use, redistribute and/or
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modify this File under the following licensing terms.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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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 the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Marvell nor the names of its contributors may be
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used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY 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 OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************/
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/*******************************************************************************
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* mvCesa.h - Header File for Cryptographic Engines and Security Accelerator
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*
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* DESCRIPTION:
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* This header file contains macros typedefs and function declaration for
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* the Marvell Cryptographic Engines and Security Accelerator.
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*
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*******************************************************************************/
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#ifndef __mvCesa_h__
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#define __mvCesa_h__
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#include "mvOs.h"
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#include "mvCommon.h"
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#include "mvDebug.h"
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#include "ctrlEnv/mvCtrlEnvSpec.h"
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#include "cesa/mvMD5.h"
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#include "cesa/mvSHA1.h"
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#include "cesa/mvCesa.h"
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#include "cesa/AES/mvAes.h"
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#include "mvSysHwConfig.h"
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#ifdef MV_INCLUDE_IDMA
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#include "idma/mvIdma.h"
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#include "idma/mvIdmaRegs.h"
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#else
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/* Redefine MV_DMA_DESC structure */
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typedef struct _mvDmaDesc
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{
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MV_U32 byteCnt; /* The total number of bytes to transfer */
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MV_U32 phySrcAdd; /* The physical source address */
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MV_U32 phyDestAdd; /* The physical destination address */
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MV_U32 phyNextDescPtr; /* If we are using chain mode DMA transfer, */
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/* then this pointer should point to the */
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/* physical address of the next descriptor, */
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/* otherwise it should be NULL. */
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}MV_DMA_DESC;
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#endif /* MV_INCLUDE_IDMA */
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#include "cesa/mvCesaRegs.h"
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#define MV_CESA_AUTH_BLOCK_SIZE 64 /* bytes */
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#define MV_CESA_MD5_DIGEST_SIZE 16 /* bytes */
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#define MV_CESA_SHA1_DIGEST_SIZE 20 /* bytes */
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#define MV_CESA_MAX_DIGEST_SIZE MV_CESA_SHA1_DIGEST_SIZE
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#define MV_CESA_DES_KEY_LENGTH 8 /* bytes = 64 bits */
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#define MV_CESA_3DES_KEY_LENGTH 24 /* bytes = 192 bits */
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#define MV_CESA_AES_128_KEY_LENGTH 16 /* bytes = 128 bits */
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#define MV_CESA_AES_192_KEY_LENGTH 24 /* bytes = 192 bits */
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#define MV_CESA_AES_256_KEY_LENGTH 32 /* bytes = 256 bits */
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#define MV_CESA_MAX_CRYPTO_KEY_LENGTH MV_CESA_AES_256_KEY_LENGTH
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#define MV_CESA_DES_BLOCK_SIZE 8 /* bytes = 64 bits */
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#define MV_CESA_3DES_BLOCK_SIZE 8 /* bytes = 64 bits */
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#define MV_CESA_AES_BLOCK_SIZE 16 /* bytes = 128 bits */
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#define MV_CESA_MAX_IV_LENGTH MV_CESA_AES_BLOCK_SIZE
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#define MV_CESA_MAX_MAC_KEY_LENGTH 64 /* bytes */
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typedef struct
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{
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MV_U8 cryptoKey[MV_CESA_MAX_CRYPTO_KEY_LENGTH];
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MV_U8 macKey[MV_CESA_MAX_MAC_KEY_LENGTH];
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MV_CESA_OPERATION operation;
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MV_CESA_DIRECTION direction;
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MV_CESA_CRYPTO_ALG cryptoAlgorithm;
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MV_CESA_CRYPTO_MODE cryptoMode;
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MV_U8 cryptoKeyLength;
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MV_CESA_MAC_MODE macMode;
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MV_U8 macKeyLength;
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MV_U8 digestSize;
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} MV_CESA_OPEN_SESSION;
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typedef struct
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{
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MV_BUF_INFO *pFrags;
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MV_U16 numFrags;
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MV_U16 mbufSize;
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} MV_CESA_MBUF;
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typedef struct
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{
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void* pReqPrv; /* instead of reqId */
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MV_U32 retCode;
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MV_16 sessionId;
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} MV_CESA_RESULT;
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typedef void (*MV_CESA_CALLBACK) (MV_CESA_RESULT* pResult);
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typedef struct
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{
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void* pReqPrv; /* instead of reqId */
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MV_CESA_MBUF* pSrc;
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MV_CESA_MBUF* pDst;
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MV_CESA_CALLBACK* pFuncCB;
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MV_16 sessionId;
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MV_U16 ivFromUser;
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MV_U16 ivOffset;
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MV_U16 cryptoOffset;
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MV_U16 cryptoLength;
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MV_U16 digestOffset;
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MV_U16 macOffset;
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MV_U16 macLength;
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MV_BOOL skipFlush;
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} MV_CESA_COMMAND;
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MV_STATUS mvCesaHalInit (int numOfSession, int queueDepth, char* pSramBase, MV_U32 cryptEngBase, void *osHandle);
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MV_STATUS mvCesaFinish (void);
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MV_STATUS mvCesaSessionOpen(MV_CESA_OPEN_SESSION *pSession, short* pSid);
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MV_STATUS mvCesaSessionClose(short sid);
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MV_STATUS mvCesaCryptoIvSet(MV_U8* pIV, int ivSize);
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MV_STATUS mvCesaAction (MV_CESA_COMMAND* pCmd);
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MV_U32 mvCesaInProcessGet(void);
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MV_STATUS mvCesaReadyDispatch(void);
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MV_STATUS mvCesaReadyGet(MV_CESA_RESULT* pResult);
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MV_BOOL mvCesaIsReady(void);
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int mvCesaMbufOffset(MV_CESA_MBUF* pMbuf, int offset, int* pBufOffset);
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MV_STATUS mvCesaCopyFromMbuf(MV_U8* pDst, MV_CESA_MBUF* pSrcMbuf,
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int offset, int size);
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MV_STATUS mvCesaCopyToMbuf(MV_U8* pSrc, MV_CESA_MBUF* pDstMbuf,
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int offset, int size);
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MV_STATUS mvCesaMbufCopy(MV_CESA_MBUF* pMbufDst, int dstMbufOffset,
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MV_CESA_MBUF* pMbufSrc, int srcMbufOffset, int size);
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/********** Debug functions ********/
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void mvCesaDebugMbuf(const char* str, MV_CESA_MBUF *pMbuf, int offset, int size);
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void mvCesaDebugSA(short sid, int mode);
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void mvCesaDebugStats(void);
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void mvCesaDebugStatsClear(void);
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void mvCesaDebugRegs(void);
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void mvCesaDebugStatus(void);
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void mvCesaDebugQueue(int mode);
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void mvCesaDebugSram(int mode);
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void mvCesaDebugSAD(int mode);
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/******** CESA Private definitions ********/
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#if (MV_CESA_VERSION >= 2)
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#if (MV_CACHE_COHERENCY == MV_CACHE_COHER_SW)
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#define MV_CESA_TDMA_CTRL_VALUE MV_CESA_TDMA_DST_BURST_MASK(MV_CESA_TDMA_BURST_128B) \
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| MV_CESA_TDMA_SRC_BURST_MASK(MV_CESA_TDMA_BURST_128B) \
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| MV_CESA_TDMA_OUTSTAND_READ_EN_MASK \
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| MV_CESA_TDMA_NO_BYTE_SWAP_MASK \
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| MV_CESA_TDMA_ENABLE_MASK
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#else
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#define MV_CESA_TDMA_CTRL_VALUE MV_CESA_TDMA_DST_BURST_MASK(MV_CESA_TDMA_BURST_32B) \
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| MV_CESA_TDMA_SRC_BURST_MASK(MV_CESA_TDMA_BURST_128B) \
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/*| MV_CESA_TDMA_OUTSTAND_READ_EN_MASK */\
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| MV_CESA_TDMA_ENABLE_MASK
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#endif
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#else
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#define MV_CESA_IDMA_CTRL_LOW_VALUE ICCLR_DST_BURST_LIM_128BYTE \
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| ICCLR_SRC_BURST_LIM_128BYTE \
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| ICCLR_INT_MODE_MASK \
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| ICCLR_BLOCK_MODE \
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| ICCLR_CHAN_ENABLE \
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| ICCLR_DESC_MODE_16M
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#endif /* MV_CESA_VERSION >= 2 */
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#define MV_CESA_MAX_PKT_SIZE (64 * 1024)
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2012-07-12 02:38:14 +03:00
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#define MV_CESA_MAX_MBUF_FRAGS 20
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2010-05-04 23:59:19 +03:00
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#define MV_CESA_MAX_REQ_FRAGS ( (MV_CESA_MAX_PKT_SIZE / MV_CESA_MAX_BUF_SIZE) + 1)
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#define MV_CESA_MAX_DMA_DESC (MV_CESA_MAX_MBUF_FRAGS*2 + 5)
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#define MAX_CESA_CHAIN_LENGTH 20
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typedef enum
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{
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MV_CESA_IDLE = 0,
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MV_CESA_PENDING,
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MV_CESA_PROCESS,
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MV_CESA_READY,
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#if (MV_CESA_VERSION >= 3)
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MV_CESA_CHAIN,
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#endif
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} MV_CESA_STATE;
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/* Session database */
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/* Map of Key materials of the session in SRAM.
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* Each field must be 8 byte aligned
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* Total size: 32 + 24 + 24 = 80 bytes
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*/
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typedef struct
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{
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MV_U8 cryptoKey[MV_CESA_MAX_CRYPTO_KEY_LENGTH];
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MV_U8 macInnerIV[MV_CESA_MAX_DIGEST_SIZE];
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MV_U8 reservedInner[4];
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MV_U8 macOuterIV[MV_CESA_MAX_DIGEST_SIZE];
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MV_U8 reservedOuter[4];
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} MV_CESA_SRAM_SA;
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typedef struct
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{
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MV_CESA_SRAM_SA* pSramSA;
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MV_U32 config;
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MV_U8 cryptoKeyLength;
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MV_U8 cryptoIvSize;
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MV_U8 cryptoBlockSize;
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MV_U8 digestSize;
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MV_U8 macKeyLength;
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MV_U8 valid;
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MV_U8 ctrMode;
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MV_U32 count;
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} MV_CESA_SA;
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/* DMA list management */
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typedef struct
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{
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MV_DMA_DESC* pDmaFirst;
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MV_DMA_DESC* pDmaLast;
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} MV_CESA_DMA;
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typedef struct
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{
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MV_U8 numFrag;
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MV_U8 nextFrag;
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int bufOffset;
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int cryptoSize;
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int macSize;
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int newDigestOffset;
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MV_U8 orgDigest[MV_CESA_MAX_DIGEST_SIZE];
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} MV_CESA_FRAGS;
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/* Request queue */
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typedef struct
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{
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MV_U8 state;
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MV_U8 fragMode;
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MV_U8 fixOffset;
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MV_CESA_COMMAND* pCmd;
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MV_CESA_COMMAND* pOrgCmd;
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MV_BUF_INFO dmaDescBuf;
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MV_CESA_DMA dma[MV_CESA_MAX_REQ_FRAGS];
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MV_BUF_INFO cesaDescBuf;
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MV_CESA_DESC* pCesaDesc;
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MV_CESA_FRAGS frags;
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} MV_CESA_REQ;
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/* SRAM map */
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/* Total SRAM size calculation */
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/* SRAM size =
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* MV_CESA_MAX_BUF_SIZE +
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* sizeof(MV_CESA_DESC) +
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* MV_CESA_MAX_IV_LENGTH +
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* MV_CESA_MAX_IV_LENGTH +
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* MV_CESA_MAX_DIGEST_SIZE +
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|
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* sizeof(MV_CESA_SRAM_SA)
|
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|
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* = 1600 + 32 + 16 + 16 + 24 + 80 + 280 (reserved) = 2048 bytes
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* = 3200 + 32 + 16 + 16 + 24 + 80 + 728 (reserved) = 4096 bytes
|
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*/
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typedef struct
|
|
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|
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{
|
|
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|
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MV_U8 buf[MV_CESA_MAX_BUF_SIZE];
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|
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MV_CESA_DESC desc;
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|
|
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MV_U8 cryptoIV[MV_CESA_MAX_IV_LENGTH];
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|
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MV_U8 tempCryptoIV[MV_CESA_MAX_IV_LENGTH];
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|
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MV_U8 tempDigest[MV_CESA_MAX_DIGEST_SIZE+4];
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|
|
|
|
MV_CESA_SRAM_SA sramSA;
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|
|
} MV_CESA_SRAM_MAP;
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|
typedef struct
|
|
|
|
|
{
|
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|
|
MV_U32 openedCount;
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|
|
MV_U32 closedCount;
|
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|
|
|
MV_U32 fragCount;
|
|
|
|
|
MV_U32 reqCount;
|
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|
|
|
MV_U32 maxReqCount;
|
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|
|
|
MV_U32 procCount;
|
|
|
|
|
MV_U32 readyCount;
|
|
|
|
|
MV_U32 notReadyCount;
|
|
|
|
|
MV_U32 startCount;
|
|
|
|
|
#if (MV_CESA_VERSION >= 3)
|
|
|
|
|
MV_U32 maxChainUsage;
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
} MV_CESA_STATS;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* External variables */
|
|
|
|
|
|
|
|
|
|
extern MV_CESA_STATS cesaStats;
|
|
|
|
|
extern MV_CESA_FRAGS cesaFrags;
|
|
|
|
|
|
|
|
|
|
extern MV_BUF_INFO cesaSramSaBuf;
|
|
|
|
|
|
|
|
|
|
extern MV_CESA_SA* pCesaSAD;
|
|
|
|
|
extern MV_U16 cesaMaxSA;
|
|
|
|
|
|
|
|
|
|
extern MV_CESA_REQ* pCesaReqFirst;
|
|
|
|
|
extern MV_CESA_REQ* pCesaReqLast;
|
|
|
|
|
extern MV_CESA_REQ* pCesaReqEmpty;
|
|
|
|
|
extern MV_CESA_REQ* pCesaReqProcess;
|
|
|
|
|
extern int cesaQueueDepth;
|
|
|
|
|
extern int cesaReqResources;
|
|
|
|
|
#if (MV_CESA_VERSION>= 3)
|
|
|
|
|
extern MV_U32 cesaChainLength;
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
extern MV_CESA_SRAM_MAP* cesaSramVirtPtr;
|
|
|
|
|
extern MV_U32 cesaSramPhysAddr;
|
2012-07-12 02:38:14 +03:00
|
|
|
|
2010-05-04 23:59:19 +03:00
|
|
|
static INLINE MV_ULONG mvCesaVirtToPhys(MV_BUF_INFO* pBufInfo, void* pVirt)
|
|
|
|
|
{
|
|
|
|
|
return (pBufInfo->bufPhysAddr + ((MV_U8*)pVirt - pBufInfo->bufVirtPtr));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Additional DEBUG functions */
|
|
|
|
|
void mvCesaDebugSramSA(MV_CESA_SRAM_SA* pSramSA, int mode);
|
|
|
|
|
void mvCesaDebugCmd(MV_CESA_COMMAND* pCmd, int mode);
|
|
|
|
|
void mvCesaDebugDescriptor(MV_CESA_DESC* pDesc);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#endif /* __mvCesa_h__ */
|
