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5eb0470ad4
This commit creates a `common` directory, aimed to host drivers supported by multiple boards of the CC13xx/CC26xx family. We move the Sensortag SPI and External Flash drivers to this location and we change the Sensortag build system to pull the respective files from therein.
117 lines
4.0 KiB
C
117 lines
4.0 KiB
C
/*
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* Copyright (c) 2014, Texas Instruments Incorporated - http://www.ti.com/
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. 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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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*---------------------------------------------------------------------------*/
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/**
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* \addtogroup common-cc26xx-peripherals
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* @{
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*
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* \defgroup sensortag-cc26xx-ext-flash SensorTag/LaunchPad External Flash
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* @{
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*
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* \file
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* Header file for the Sensortag/LaunchPad External Flash Driver
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*/
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/*---------------------------------------------------------------------------*/
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#ifndef EXT_FLASH_H_
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#define EXT_FLASH_H_
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/*---------------------------------------------------------------------------*/
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#include <stdint.h>
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#include <stdlib.h>
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#include <stdbool.h>
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Initialize storage driver.
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* \return True when successful.
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*/
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bool ext_flash_open(void);
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/**
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* \brief Close the storage driver
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*
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* This call will put the device in its lower power mode (power down).
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*/
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void ext_flash_close(void);
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/**
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* \brief Read storage content
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* \param offset Address to read from
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* \param length Number of bytes to read
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* \param buf Buffer where to store the read bytes
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* \return True when successful.
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*
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* buf must be allocated by the caller
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*/
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bool ext_flash_read(size_t offset, size_t length, uint8_t *buf);
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/**
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* \brief Erase storage sectors corresponding to the range.
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* \param offset Address to start erasing
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* \param length Number of bytes to erase
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* \return True when successful.
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*
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* The erase operation will be sector-wise, therefore a call to this function
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* will generally start the erase procedure at an address lower than offset
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*/
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bool ext_flash_erase(size_t offset, size_t length);
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/**
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* \brief Write to storage sectors.
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* \param offset Address to write to
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* \param length Number of bytes to write
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* \param buf Buffer holding the bytes to be written
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*
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* \return True when successful.
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*/
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bool ext_flash_write(size_t offset, size_t length, const uint8_t *buf);
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/**
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* \brief Test the flash (power on self-test)
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* \return True when successful.
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*/
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bool ext_flash_test(void);
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/**
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* \brief Initialise the external flash
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*
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* This function will explicitly put the part in its lowest power mode
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* (power-down).
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*
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* In order to perform any operation, the caller must first wake the device
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* up by calling ext_flash_open()
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*/
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void ext_flash_init(void);
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/*---------------------------------------------------------------------------*/
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#endif /* EXT_FLASH_H_ */
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/*---------------------------------------------------------------------------*/
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/**
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* @}
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* @}
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*/
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