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- /**************************************************************************************
- * Copyright (c) 2016-2017, ARM Limited or its affiliates. All rights reserved *
- * *
- * This file and the related binary are licensed under the following license: *
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- * 3) Redistribution and use is permitted solely for the purpose of *
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- * DISCLAIMER. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND *
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- /*!
- @file
- @brief This file contains the platform dependent DMA definitions.
- @defgroup ssi_pal_dma_defs CryptoCell PAL DMA specific definitions
- @{
- @ingroup ssi_pal
- */
- #ifndef _SSI_PAL_DMA_DEFS_H
- #define _SSI_PAL_DMA_DEFS_H
- #ifdef __cplusplus
- extern "C"
- {
- #endif
- /*! Definition for DMA buffer handle.*/
- typedef void * SaSi_PalDmaBufferHandle;
- /*! DMA directions configuration */
- typedef enum {
- SASI_PAL_DMA_DIR_NONE = 0, /*!< No direction. */
- 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,
- prior to activating the HW on the temp buffer. */
- 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.*/
- 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.*/
- SASI_PAL_DMA_DIR_MAX, /*!< Maximal DMA directions options. */
- SASI_PAL_DMA_DIR_RESERVE32 = 0x7FFFFFFF /*!< Reserved.*/
- }SaSi_PalDmaBufferDirection_t;
- #ifdef __cplusplus
- }
- #endif
- /**
- @}
- */
- #endif
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