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inc/adi_sense_spi.h@7:4dbae381f693, 2017-10-20 (annotated)
- Committer:
- kevin1990
- Date:
- Fri Oct 20 15:58:01 2017 +0000
- Revision:
- 7:4dbae381f693
v0.3 release (New Host api)
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| kevin1990 | 7:4dbae381f693 | 1 | /*! |
| kevin1990 | 7:4dbae381f693 | 2 | ****************************************************************************** |
| kevin1990 | 7:4dbae381f693 | 3 | * @file: adi_sense_spi.h |
| kevin1990 | 7:4dbae381f693 | 4 | * @brief: ADI Sense OS-dependent wrapper layer for SPI interface |
| kevin1990 | 7:4dbae381f693 | 5 | *----------------------------------------------------------------------------- |
| kevin1990 | 7:4dbae381f693 | 6 | */ |
| kevin1990 | 7:4dbae381f693 | 7 | |
| kevin1990 | 7:4dbae381f693 | 8 | /* |
| kevin1990 | 7:4dbae381f693 | 9 | Copyright (c) 2017 Emutex Ltd. / Analog Devices, Inc. |
| kevin1990 | 7:4dbae381f693 | 10 | |
| kevin1990 | 7:4dbae381f693 | 11 | All rights reserved. |
| kevin1990 | 7:4dbae381f693 | 12 | |
| kevin1990 | 7:4dbae381f693 | 13 | Redistribution and use in source and binary forms, with or without modification, |
| kevin1990 | 7:4dbae381f693 | 14 | are permitted provided that the following conditions are met: |
| kevin1990 | 7:4dbae381f693 | 15 | - Redistributions of source code must retain the above copyright notice, |
| kevin1990 | 7:4dbae381f693 | 16 | this list of conditions and the following disclaimer. |
| kevin1990 | 7:4dbae381f693 | 17 | - Redistributions in binary form must reproduce the above copyright notice, |
| kevin1990 | 7:4dbae381f693 | 18 | this list of conditions and the following disclaimer in the documentation |
| kevin1990 | 7:4dbae381f693 | 19 | and/or other materials provided with the distribution. |
| kevin1990 | 7:4dbae381f693 | 20 | - Modified versions of the software must be conspicuously marked as such. |
| kevin1990 | 7:4dbae381f693 | 21 | - This software is licensed solely and exclusively for use with processors |
| kevin1990 | 7:4dbae381f693 | 22 | manufactured by or for Analog Devices, Inc. |
| kevin1990 | 7:4dbae381f693 | 23 | - This software may not be combined or merged with other code in any manner |
| kevin1990 | 7:4dbae381f693 | 24 | that would cause the software to become subject to terms and conditions |
| kevin1990 | 7:4dbae381f693 | 25 | which differ from those listed here. |
| kevin1990 | 7:4dbae381f693 | 26 | - Neither the name of Analog Devices, Inc. nor the names of its |
| kevin1990 | 7:4dbae381f693 | 27 | contributors may be used to endorse or promote products derived |
| kevin1990 | 7:4dbae381f693 | 28 | from this software without specific prior written permission. |
| kevin1990 | 7:4dbae381f693 | 29 | - The use of this software may or may not infringe the patent rights of one |
| kevin1990 | 7:4dbae381f693 | 30 | or more patent holders. This license does not release you from the |
| kevin1990 | 7:4dbae381f693 | 31 | requirement that you obtain separate licenses from these patent holders |
| kevin1990 | 7:4dbae381f693 | 32 | to use this software. |
| kevin1990 | 7:4dbae381f693 | 33 | |
| kevin1990 | 7:4dbae381f693 | 34 | THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. AND CONTRIBUTORS "AS IS" AND ANY |
| kevin1990 | 7:4dbae381f693 | 35 | EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, |
| kevin1990 | 7:4dbae381f693 | 36 | TITLE, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN |
| kevin1990 | 7:4dbae381f693 | 37 | NO EVENT SHALL ANALOG DEVICES, INC. OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| kevin1990 | 7:4dbae381f693 | 38 | INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE OR CONSEQUENTIAL DAMAGES |
| kevin1990 | 7:4dbae381f693 | 39 | (INCLUDING, BUT NOT LIMITED TO, DAMAGES ARISING OUT OF CLAIMS OF INTELLECTUAL |
| kevin1990 | 7:4dbae381f693 | 40 | PROPERTY RIGHTS INFRINGEMENT; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| kevin1990 | 7:4dbae381f693 | 41 | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| kevin1990 | 7:4dbae381f693 | 42 | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| kevin1990 | 7:4dbae381f693 | 43 | NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
| kevin1990 | 7:4dbae381f693 | 44 | EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| kevin1990 | 7:4dbae381f693 | 45 | */ |
| kevin1990 | 7:4dbae381f693 | 46 | |
| kevin1990 | 7:4dbae381f693 | 47 | #ifndef __ADI_SENSE_SPI_H__ |
| kevin1990 | 7:4dbae381f693 | 48 | #define __ADI_SENSE_SPI_H__ |
| kevin1990 | 7:4dbae381f693 | 49 | |
| kevin1990 | 7:4dbae381f693 | 50 | #include "inc/adi_sense_types.h" |
| kevin1990 | 7:4dbae381f693 | 51 | #include "inc/adi_sense_platform.h" |
| kevin1990 | 7:4dbae381f693 | 52 | |
| kevin1990 | 7:4dbae381f693 | 53 | /*! @ingroup ADI_Sense_Host */ |
| kevin1990 | 7:4dbae381f693 | 54 | |
| kevin1990 | 7:4dbae381f693 | 55 | /*! @addtogroup ADI_Sense_Spi ADI Sense Host SPI interface functions |
| kevin1990 | 7:4dbae381f693 | 56 | * @{ |
| kevin1990 | 7:4dbae381f693 | 57 | */ |
| kevin1990 | 7:4dbae381f693 | 58 | |
| kevin1990 | 7:4dbae381f693 | 59 | /*! A handle used in all API functions to identify the SPI interface context */ |
| kevin1990 | 7:4dbae381f693 | 60 | typedef void * ADI_SENSE_SPI_HANDLE; |
| kevin1990 | 7:4dbae381f693 | 61 | |
| kevin1990 | 7:4dbae381f693 | 62 | #ifdef __cplusplus |
| kevin1990 | 7:4dbae381f693 | 63 | extern "C" |
| kevin1990 | 7:4dbae381f693 | 64 | { |
| kevin1990 | 7:4dbae381f693 | 65 | #endif |
| kevin1990 | 7:4dbae381f693 | 66 | |
| kevin1990 | 7:4dbae381f693 | 67 | /*! |
| kevin1990 | 7:4dbae381f693 | 68 | * @brief Open the SPI interface and allocate resources |
| kevin1990 | 7:4dbae381f693 | 69 | * |
| kevin1990 | 7:4dbae381f693 | 70 | * @param[in] pConfig Pointer to platform-specific SPI interface details |
| kevin1990 | 7:4dbae381f693 | 71 | * @param[out] phDevice Pointer to return a SPI interface context handle |
| kevin1990 | 7:4dbae381f693 | 72 | * |
| kevin1990 | 7:4dbae381f693 | 73 | * @return Status |
| kevin1990 | 7:4dbae381f693 | 74 | * - #ADI_SENSE_SUCCESS Call completed successfully |
| kevin1990 | 7:4dbae381f693 | 75 | * - #ADI_SENSE_NO_MEM Failed to allocate memory for interface context |
| kevin1990 | 7:4dbae381f693 | 76 | */ |
| kevin1990 | 7:4dbae381f693 | 77 | ADI_SENSE_RESULT adi_sense_SpiOpen( |
| kevin1990 | 7:4dbae381f693 | 78 | ADI_SENSE_PLATFORM_SPI_CONFIG * pConfig, |
| kevin1990 | 7:4dbae381f693 | 79 | ADI_SENSE_SPI_HANDLE * phDevice); |
| kevin1990 | 7:4dbae381f693 | 80 | |
| kevin1990 | 7:4dbae381f693 | 81 | /*! |
| kevin1990 | 7:4dbae381f693 | 82 | * @brief Close SPI interface and free resources |
| kevin1990 | 7:4dbae381f693 | 83 | * |
| kevin1990 | 7:4dbae381f693 | 84 | * @param[in] hDevice SPI interface context handle (@ref adi_sense_SpiOpen) |
| kevin1990 | 7:4dbae381f693 | 85 | */ |
| kevin1990 | 7:4dbae381f693 | 86 | void adi_sense_SpiClose( |
| kevin1990 | 7:4dbae381f693 | 87 | ADI_SENSE_SPI_HANDLE hDevice); |
| kevin1990 | 7:4dbae381f693 | 88 | |
| kevin1990 | 7:4dbae381f693 | 89 | /*! |
| kevin1990 | 7:4dbae381f693 | 90 | * @brief Transfer data to slave device |
| kevin1990 | 7:4dbae381f693 | 91 | * |
| kevin1990 | 7:4dbae381f693 | 92 | * @param[in] hDevice SPI interface context handle (@ref adi_sense_SpiOpen) |
| kevin1990 | 7:4dbae381f693 | 93 | * @param[in] pTxData Transmit data buffer, or NULL for read-only transfers |
| kevin1990 | 7:4dbae381f693 | 94 | * @param[in] pRxData Receive data buffer, or NULL for write-only transfers |
| kevin1990 | 7:4dbae381f693 | 95 | * @param[in] nLength Number of bytes to transfer |
| kevin1990 | 7:4dbae381f693 | 96 | * @param[in] bCsHold Leave the chip-select asserted when the transfer is done |
| kevin1990 | 7:4dbae381f693 | 97 | * |
| kevin1990 | 7:4dbae381f693 | 98 | * @return Status |
| kevin1990 | 7:4dbae381f693 | 99 | * - #ADI_SENSE_SUCCESS Call completed successfully |
| kevin1990 | 7:4dbae381f693 | 100 | * - #ADI_SENSE_FAILURE Failed to complete SPI transfer |
| kevin1990 | 7:4dbae381f693 | 101 | */ |
| kevin1990 | 7:4dbae381f693 | 102 | ADI_SENSE_RESULT adi_sense_SpiTransfer( |
| kevin1990 | 7:4dbae381f693 | 103 | ADI_SENSE_SPI_HANDLE hDevice, |
| kevin1990 | 7:4dbae381f693 | 104 | void * pTxData, |
| kevin1990 | 7:4dbae381f693 | 105 | void * pRxData, |
| kevin1990 | 7:4dbae381f693 | 106 | unsigned nLength, |
| kevin1990 | 7:4dbae381f693 | 107 | bool bCsHold); |
| kevin1990 | 7:4dbae381f693 | 108 | |
| kevin1990 | 7:4dbae381f693 | 109 | #ifdef __cplusplus |
| kevin1990 | 7:4dbae381f693 | 110 | } |
| kevin1990 | 7:4dbae381f693 | 111 | #endif |
| kevin1990 | 7:4dbae381f693 | 112 | |
| kevin1990 | 7:4dbae381f693 | 113 | /*! |
| kevin1990 | 7:4dbae381f693 | 114 | * @} |
| kevin1990 | 7:4dbae381f693 | 115 | */ |
| kevin1990 | 7:4dbae381f693 | 116 | |
| kevin1990 | 7:4dbae381f693 | 117 | #endif /* __ADI_SENSE_SPI_H__ */ |
| kevin1990 | 7:4dbae381f693 | 118 |