184 lines
7.3 KiB
C++
184 lines
7.3 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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/**
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* \file
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* \brief Sd2Card class for V2 SD/SDHC cards
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*/
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/**
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* Arduino Sd2Card Library
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* Copyright (c) 2009 by William Greiman
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*
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* This file is part of the Arduino Sd2Card Library
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*/
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#include "SdFatConfig.h"
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#include "SdInfo.h"
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#include <stdint.h>
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uint16_t const SD_INIT_TIMEOUT = 2000, // init timeout ms
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SD_ERASE_TIMEOUT = 10000, // erase timeout ms
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SD_READ_TIMEOUT = 300, // read timeout ms
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SD_WRITE_TIMEOUT = 600; // write time out ms
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// SD card errors
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uint8_t const SD_CARD_ERROR_CMD0 = 0x01, // timeout error for command CMD0 (initialize card in SPI mode)
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SD_CARD_ERROR_CMD8 = 0x02, // CMD8 was not accepted - not a valid SD card
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SD_CARD_ERROR_CMD12 = 0x03, // card returned an error response for CMD12 (write stop)
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SD_CARD_ERROR_CMD17 = 0x04, // card returned an error response for CMD17 (read block)
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SD_CARD_ERROR_CMD18 = 0x05, // card returned an error response for CMD18 (read multiple block)
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SD_CARD_ERROR_CMD24 = 0x06, // card returned an error response for CMD24 (write block)
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SD_CARD_ERROR_CMD25 = 0x07, // WRITE_MULTIPLE_BLOCKS command failed
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SD_CARD_ERROR_CMD58 = 0x08, // card returned an error response for CMD58 (read OCR)
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SD_CARD_ERROR_ACMD23 = 0x09, // SET_WR_BLK_ERASE_COUNT failed
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SD_CARD_ERROR_ACMD41 = 0x0A, // ACMD41 initialization process timeout
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SD_CARD_ERROR_BAD_CSD = 0x0B, // card returned a bad CSR version field
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SD_CARD_ERROR_ERASE = 0x0C, // erase block group command failed
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SD_CARD_ERROR_ERASE_SINGLE_BLOCK = 0x0D, // card not capable of single block erase
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SD_CARD_ERROR_ERASE_TIMEOUT = 0x0E, // Erase sequence timed out
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SD_CARD_ERROR_READ = 0x0F, // card returned an error token instead of read data
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SD_CARD_ERROR_READ_REG = 0x10, // read CID or CSD failed
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SD_CARD_ERROR_READ_TIMEOUT = 0x11, // timeout while waiting for start of read data
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SD_CARD_ERROR_STOP_TRAN = 0x12, // card did not accept STOP_TRAN_TOKEN
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SD_CARD_ERROR_WRITE = 0x13, // card returned an error token as a response to a write operation
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SD_CARD_ERROR_WRITE_BLOCK_ZERO = 0x14, // REMOVE - not used ... attempt to write protected block zero
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SD_CARD_ERROR_WRITE_MULTIPLE = 0x15, // card did not go ready for a multiple block write
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SD_CARD_ERROR_WRITE_PROGRAMMING = 0x16, // card returned an error to a CMD13 status check after a write
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SD_CARD_ERROR_WRITE_TIMEOUT = 0x17, // timeout occurred during write programming
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SD_CARD_ERROR_SCK_RATE = 0x18, // incorrect rate selected
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SD_CARD_ERROR_INIT_NOT_CALLED = 0x19, // init() not called
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// 0x1A is unused now, it was: card returned an error for CMD59 (CRC_ON_OFF)
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SD_CARD_ERROR_READ_CRC = 0x1B; // invalid read CRC
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// card types
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uint8_t const SD_CARD_TYPE_SD1 = 1, // Standard capacity V1 SD card
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SD_CARD_TYPE_SD2 = 2, // Standard capacity V2 SD card
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SD_CARD_TYPE_SDHC = 3; // High Capacity SD card
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/**
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* define SOFTWARE_SPI to use bit-bang SPI
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*/
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#if MEGA_SOFT_SPI
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#define SOFTWARE_SPI
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#elif USE_SOFTWARE_SPI
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#define SOFTWARE_SPI
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#endif // MEGA_SOFT_SPI
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/**
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* \class Sd2Card
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* \brief Raw access to SD and SDHC flash memory cards.
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*/
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class Sd2Card {
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public:
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Sd2Card() : errorCode_(SD_CARD_ERROR_INIT_NOT_CALLED), type_(0) {}
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uint32_t cardSize();
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bool erase(uint32_t firstBlock, uint32_t lastBlock);
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bool eraseSingleBlockEnable();
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/**
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* Set SD error code.
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* \param[in] code value for error code.
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*/
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inline void error(const uint8_t code) { errorCode_ = code; }
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/**
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* \return error code for last error. See Sd2Card.h for a list of error codes.
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*/
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inline int errorCode() const { return errorCode_; }
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/** \return error data for last error. */
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inline int errorData() const { return status_; }
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/**
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* Initialize an SD flash memory card with default clock rate and chip
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* select pin. See sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin).
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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 init(const uint8_t sckRateID, const pin_t chipSelectPin);
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bool readBlock(uint32_t block, uint8_t* dst);
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/**
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* Read a card's CID register. The CID contains card identification
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* information such as Manufacturer ID, Product name, Product serial
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* number and Manufacturing date.
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*
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* \param[out] cid pointer to area for returned 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 readCID(cid_t* cid) { return readRegister(CMD10, cid); }
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/**
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* Read a card's CSD register. The CSD contains Card-Specific Data that
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* provides information regarding access to the card's contents.
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*
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* \param[out] csd pointer to area for returned 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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inline bool readCSD(csd_t* csd) { return readRegister(CMD9, csd); }
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bool readData(uint8_t* dst);
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bool readStart(uint32_t blockNumber);
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bool readStop();
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bool setSckRate(const uint8_t sckRateID);
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/**
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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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int type() const {return type_;}
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bool writeBlock(uint32_t blockNumber, const uint8_t* src);
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bool writeData(const uint8_t* src);
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bool writeStart(uint32_t blockNumber, const uint32_t eraseCount);
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bool writeStop();
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private:
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uint8_t chipSelectPin_,
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errorCode_,
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spiRate_,
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status_,
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type_;
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// private functions
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inline uint8_t cardAcmd(const uint8_t cmd, const uint32_t arg) {
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cardCommand(CMD55, 0);
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return cardCommand(cmd, arg);
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}
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uint8_t cardCommand(const uint8_t cmd, const uint32_t arg);
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bool readData(uint8_t* dst, const uint16_t count);
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bool readRegister(const uint8_t cmd, void* buf);
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void chipDeselect();
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void chipSelect();
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inline void type(const uint8_t value) { type_ = value; }
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bool waitNotBusy(const millis_t timeout_ms);
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bool writeData(const uint8_t token, const uint8_t* src);
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};
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