78 lines
4.0 KiB
C
78 lines
4.0 KiB
C
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/**************************************************************************************
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* Copyright (c) 2016-2017, ARM Limited or its affiliates. All rights reserved *
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* *
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* This file and the related binary are licensed under the following license: *
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* *
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* ARM Object Code and Header Files License, v1.0 Redistribution. *
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* *
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* Redistribution and use of object code, header files, and documentation, without *
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* modification, are permitted provided that the following conditions are met: *
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* *
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* 1) Redistributions must reproduce the above copyright notice and the *
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* following disclaimer in the documentation and/or other materials *
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* provided with the distribution. *
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* *
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* 2) Unless to the extent explicitly permitted by law, no reverse *
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* engineering, decompilation, or disassembly of is permitted. *
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* *
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* 3) Redistribution and use is permitted solely for the purpose of *
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* developing or executing applications that are targeted for use *
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* on an ARM-based product. *
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* *
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* DISCLAIMER. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND *
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* CONTRIBUTORS "AS IS." ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT *
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* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT, *
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE *
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* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED *
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
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* 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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@file
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@brief This file contains the platform dependent DMA definitions.
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@defgroup ssi_pal_dma_defs CryptoCell PAL DMA specific definitions
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@{
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@ingroup ssi_pal
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*/
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#ifndef _SSI_PAL_DMA_DEFS_H
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#define _SSI_PAL_DMA_DEFS_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/*! Definition for DMA buffer handle.*/
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typedef void * SaSi_PalDmaBufferHandle;
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/*! DMA directions configuration */
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typedef enum {
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SASI_PAL_DMA_DIR_NONE = 0, /*!< No direction. */
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SASI_PAL_DMA_DIR_TO_DEVICE = 1, /*!< The original buffer is the input to the operation, and should be copied/mapped to a temp buffer,
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prior to activating the HW on the temp buffer. */
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SASI_PAL_DMA_DIR_FROM_DEVICE = 2, /*!< The temp buffer holds the output of the HW, and this API should copy/map it to the original output buffer.*/
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SASI_PAL_DMA_DIR_BI_DIRECTION = 3, /*!< Used when the result is written over the original data at the same address. should be treated as 1 & 2.*/
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SASI_PAL_DMA_DIR_MAX, /*!< Maximal DMA directions options. */
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SASI_PAL_DMA_DIR_RESERVE32 = 0x7FFFFFFF /*!< Reserved.*/
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}SaSi_PalDmaBufferDirection_t;
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#ifdef __cplusplus
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}
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#endif
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/**
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@}
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*/
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#endif
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