215 lines
7.8 KiB
C
Executable File
215 lines
7.8 KiB
C
Executable File
/**
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* Copyright (c) 2011-2022 Bill Greiman
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* This file is part of the SdFat library for SD memory cards.
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*
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* MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef sd_sdio_h
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#define sd_sdio_h
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#include "sd_card.h"
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/** Initialize the SD card.
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* \return true for success or false for failure.
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*/
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bool sd_sdio_begin(sd_card_t *sd_card_p);
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/** CMD6 Switch mode: Check Function Set Function.
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* \param[in] arg CMD6 argument.
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* \param[out] status return status data.
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*
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* \return true for success or false for failure.
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*/
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bool sd_sdio_cardCMD6(sd_card_t *sd_card_p, uint32_t arg, uint8_t *status);
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/** Disable an SDIO card.
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* not implemented.
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*/
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// void sd_sdio_end() {}
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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uint32_t __attribute__((error("use sectorCount()"))) cardSize();
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#endif // DOXYGEN_SHOULD_SKIP_THIS
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/** Erase a range of sectors.
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*
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* \param[in] firstSector The address of the first sector in the range.
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* \param[in] lastSector The address of the last sector in the range.
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*
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* \note This function requests the SD card to do a flash erase for a
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* range of sectors. The data on the card after an erase operation is
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* either 0 or 1, depends on the card vendor. The card must support
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* single sector erase.
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*
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* \return true for success or false for failure.
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*/
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bool sd_sdio_erase(sd_card_t *sd_card_p, uint32_t firstSector, uint32_t lastSector);
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/**
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* \return code for the last error. See SdCardInfo.h for a list of error codes.
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*/
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uint8_t sd_sdio_errorCode(sd_card_t *sd_card_p) /* const */;
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/** \return error data for last error. */
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uint32_t sd_sdio_errorData() /* const */;
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/** \return error line for last error. Tmp function for debug. */
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uint32_t sd_sdio_errorLine(sd_card_t *sd_card_p) /* const */;
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/**
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* Check for busy with CMD13.
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*
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* \return true if busy else false.
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*/
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bool sd_sdio_isBusy(sd_card_t *sd_card_p);
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/** \return the SD clock frequency in kHz. */
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//uint32_t sd_sdio_kHzSdClk();
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/**
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* Read a 512 byte sector from an SD card.
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*
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* \param[in] sector Logical sector to be read.
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* \param[out] dst Pointer to the location that will receive the data.
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* \return true for success or false for failure.
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*/
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bool sd_sdio_readSector(sd_card_t *sd_card_p, uint32_t sector, uint8_t *dst);
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/**
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* Read multiple 512 byte sectors from an SD card.
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*
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* \param[in] sector Logical sector to be read.
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* \param[in] ns Number of sectors to be read.
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* \param[out] dst Pointer to the location that will receive the data.
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* \return true for success or false for failure.
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*/
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bool sd_sdio_readSectors(sd_card_t *sd_card_p, uint32_t sector, uint8_t *dst, size_t ns);
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// Read 512-bit SD status
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bool rp2040_sdio_get_sd_status(sd_card_t *sd_card_p, uint8_t response[64]);
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/** Read one data sector in a multiple sector read sequence
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*
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* \param[out] dst Pointer to the location for the data to be read.
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*
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* \return true for success or false for failure.
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*/
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bool sd_sdio_readData(sd_card_t *sd_card_p, uint8_t *dst);
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/** Read OCR register.
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*
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* \param[out] ocr Value of OCR register.
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* \return true for success or false for failure.
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*/
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bool sd_sdio_readOCR(sd_card_t *sd_card_p, uint32_t *ocr);
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/** Read SCR register.
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*
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* \param[out] scr Value of SCR register.
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* \return true for success or false for failure.
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*/
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// bool sd_sdio_readSCR(sd_card_t *sd_card_p, scr_t *scr);
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/** Start a read multiple sectors sequence.
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*
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* \param[in] sector Address of first sector in sequence.
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*
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* \note This function is used with readData() and readStop() for optimized
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* multiple sector reads. SPI chipSelect must be low for the entire sequence.
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*
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* \return true for success or false for failure.
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*/
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// bool sd_sdio_readStart(uint32_t sector);
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/** Start a read multiple sectors sequence.
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*
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* \param[in] sector Address of first sector in sequence.
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* \param[in] count Maximum sector count.
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* \note This function is used with readData() and readStop() for optimized
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* multiple sector reads. SPI chipSelect must be low for the entire sequence.
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*
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* \return true for success or false for failure.
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*/
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bool sd_sdio_readStart(sd_card_t *sd_card_p, uint32_t sector, uint32_t count);
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/** End a read multiple sectors sequence.
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*
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* \return true for success or false for failure.
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*/
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bool sd_sdio_readStop(sd_card_t *sd_card_p);
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/** \return SDIO card status. */
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uint32_t sd_sdio_status(sd_card_t *sd_card_p);
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/**
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* Determine the size of an SD flash memory card.
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*
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* \return The number of 512 byte data sectors in the card
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* or zero if an error occurs.
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*/
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uint32_t sd_sdio_sectorCount(sd_card_t *sd_card_p);
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/**
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* Send CMD12 to stop read or write.
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*
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* \param[in] blocking If true, wait for command complete.
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*
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* \return true for success or false for failure.
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*/
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bool sd_sdio_stopTransmission(sd_card_t *sd_card_p, bool blocking);
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/** \return success if sync successful. Not for user apps. */
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//bool sd_sdio_syncDevice(sd_card_t *sd_card_p);
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/** Return the card type: SD V1, SD V2 or SDHC
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* \return 0 - SD V1, 1 - SD V2, or 3 - SDHC.
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*/
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uint8_t sd_sdio_type(sd_card_t *sd_card_p) /* const */;
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/**
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* Writes a 512 byte sector to an SD card.
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*
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* \param[in] sector Logical sector to be written.
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* \param[in] src Pointer to the location of the data to be written.
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* \return true for success or false for failure.
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*/
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bool sd_sdio_writeSector(sd_card_t *sd_card_p, uint32_t sector, const uint8_t *src);
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/**
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* Write multiple 512 byte sectors to an SD card.
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*
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* \param[in] sector Logical sector to be written.
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* \param[in] ns Number of sectors to be written.
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* \param[in] src Pointer to the location of the data to be written.
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* \return true for success or false for failure.
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*/
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bool sd_sdio_writeSectors(sd_card_t *sd_card_p, uint32_t sector, const uint8_t *src, size_t ns);
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/** Write one data sector in a multiple sector write sequence.
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* \param[in] src Pointer to the location of the data to be written.
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* \return true for success or false for failure.
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*/
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bool sd_sdio_writeData(sd_card_t *sd_card_p, const uint8_t *src);
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/** Start a write multiple sectors sequence.
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*
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* \param[in] sector Address of first sector in sequence.
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*
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* \note This function is used with writeData() and writeStop()
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* for optimized multiple sector writes.
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*
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* \return true for success or false for failure.
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*/
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// bool sd_sdio_writeStart(sd_card_t *sd_card_p, uint32_t sector);
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/** Start a write multiple sectors sequence.
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*
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* \param[in] sector Address of first sector in sequence.
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* \param[in] count Maximum sector count.
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* \note This function is used with writeData() and writeStop()
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* for optimized multiple sector writes.
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*
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* \return true for success or false for failure.
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*/
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bool sd_sdio_writeStart(sd_card_t *sd_card_p, uint32_t sector, uint32_t count);
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/** End a write multiple sectors sequence.
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*
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* \return true for success or false for failure.
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*/
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bool sd_sdio_writeStop(sd_card_t *sd_card_p);
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void sd_sdio_ctor(sd_card_t *sd_card_p);
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#endif // sd_sdio_h
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