121 lines
5.4 KiB
C
121 lines
5.4 KiB
C
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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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* mvIdma.h - Header File for :
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*
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* DESCRIPTION:
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* This file contains Marvell Controller IDMA HW library API.
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* NOTE: This HW library API assumes IDMA source, destination and
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* descriptors are cache coherent.
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*
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* DEPENDENCIES:
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* None.
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*
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*******************************************************************************/
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#ifndef __INCmvIdmah
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#define __INCmvIdmah
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#include "mvCommon.h"
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#include "mvOs.h"
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#include "idma/mvIdmaRegs.h"
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#include "ctrlEnv/mvCtrlEnvSpec.h"
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/* defines */
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#define MV_IDMA_DESC_ALIGNMENT 0x10 /* 16bytes aligment restriction */
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/* typedefs */
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/* This struct describes IDMA descriptor 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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/* mvIdma.h API list */
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MV_VOID mvDmaHalInit (MV_U32);
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MV_STATUS mvDmaCtrlLowSet (MV_U32 chan, MV_U32 ctrlWord);
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MV_STATUS mvDmaCtrlHighSet(MV_U32 chan, MV_U32 ctrlWord);
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MV_STATUS mvDmaTransfer(MV_U32 chan, MV_U32 phySrc, MV_U32 phyDst, MV_U32 size,
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MV_U32 phyNextDescPtr);
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MV_STATUS mvDmaMemInit(MV_U32 chan, MV_U32 ptrnPtr, MV_U32 startPtr, MV_U32 size);
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MV_STATE mvDmaStateGet(MV_U32 chan);
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MV_STATUS mvDmaCommandSet(MV_U32 chan, MV_COMMAND command);
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MV_VOID mvIdmaRegs(MV_U32 chan);
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#endif /* __INCmvIdmah */
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