From 8b4c4aa5c3b37da0c28e3edd9bf618febb980f0b Mon Sep 17 00:00:00 2001 From: daid Date: Thu, 1 May 2014 12:03:41 +0200 Subject: [PATCH] Add feature to check&retry CRC read errors on SD. --- Marlin/Configuration.h | 1 + Marlin/Sd2Card.cpp | 84 +++++++++++++++++++++++++++++++++++++++++- Marlin/Sd2Card.h | 2 + Marlin/stepper.cpp | 2 +- Marlin/ultralcd.cpp | 1 + 5 files changed, 88 insertions(+), 2 deletions(-) diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h index e18c98a437..ea083945ee 100644 --- a/Marlin/Configuration.h +++ b/Marlin/Configuration.h @@ -484,6 +484,7 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of //#define DOGLCD // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family) //#define SDSUPPORT // Enable SD Card Support in Hardware Console //#define SDSLOW // Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error) +//#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication //#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder //#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking //#define ULTIMAKERCONTROLLER //as available from the Ultimaker online store. diff --git a/Marlin/Sd2Card.cpp b/Marlin/Sd2Card.cpp index 72f5661d86..69ae777358 100644 --- a/Marlin/Sd2Card.cpp +++ b/Marlin/Sd2Card.cpp @@ -373,6 +373,29 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) { * the value zero, false, is returned for failure. */ bool Sd2Card::readBlock(uint32_t blockNumber, uint8_t* dst) { +#ifdef SD_CHECK_AND_RETRY + uint8_t retryCnt = 3; + // use address if not SDHC card + if (type()!= SD_CARD_TYPE_SDHC) blockNumber <<= 9; + retry2: + retryCnt --; + if (cardCommand(CMD17, blockNumber)) { + error(SD_CARD_ERROR_CMD17); + if (retryCnt > 0) goto retry; + goto fail; + } + if (!readData(dst, 512)) + { + if (retryCnt > 0) goto retry; + goto fail; + } + return true; + retry: + chipSelectHigh(); + cardCommand(CMD12, 0);//Try sending a stop command, but ignore the result. + errorCode_ = 0; + goto retry2; +#else // use address if not SDHC card if (type()!= SD_CARD_TYPE_SDHC) blockNumber <<= 9; if (cardCommand(CMD17, blockNumber)) { @@ -380,6 +403,7 @@ bool Sd2Card::readBlock(uint32_t blockNumber, uint8_t* dst) { goto fail; } return readData(dst, 512); +#endif fail: chipSelectHigh(); @@ -397,6 +421,51 @@ bool Sd2Card::readData(uint8_t *dst) { chipSelectLow(); return readData(dst, 512); } + +#ifdef SD_CHECK_AND_RETRY +static const uint16_t crctab[] PROGMEM = { + 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7, + 0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF, + 0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6, + 0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE, + 0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485, + 0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D, + 0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4, + 0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC, + 0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823, + 0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B, + 0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12, + 0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A, + 0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41, + 0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49, + 0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70, + 0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78, + 0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F, + 0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067, + 0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E, + 0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256, + 0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D, + 0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405, + 0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C, + 0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634, + 0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB, + 0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3, + 0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A, + 0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92, + 0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9, + 0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1, + 0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8, + 0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0 +}; +static uint16_t CRC_CCITT(const uint8_t* data, size_t n) { + uint16_t crc = 0; + for (size_t i = 0; i < n; i++) { + crc = pgm_read_word(&crctab[(crc >> 8 ^ data[i]) & 0XFF]) ^ (crc << 8); + } + return crc; +} +#endif + //------------------------------------------------------------------------------ bool Sd2Card::readData(uint8_t* dst, uint16_t count) { // wait for start block token @@ -414,9 +483,22 @@ bool Sd2Card::readData(uint8_t* dst, uint16_t count) { // transfer data spiRead(dst, count); +#ifdef SD_CHECK_AND_RETRY + { + uint16_t calcCrc = CRC_CCITT(dst, count); + uint16_t recvCrc = spiRec() << 8; + recvCrc |= spiRec(); + if (calcCrc != recvCrc) + { + error(SD_CARD_ERROR_CRC); + goto fail; + } + } +#else // discard CRC spiRec(); spiRec(); +#endif chipSelectHigh(); return true; @@ -638,4 +720,4 @@ bool Sd2Card::writeStop() { return false; } -#endif +#endif diff --git a/Marlin/Sd2Card.h b/Marlin/Sd2Card.h index 7de5f11bcc..d6b302bfed 100644 --- a/Marlin/Sd2Card.h +++ b/Marlin/Sd2Card.h @@ -103,6 +103,8 @@ uint8_t const SD_CARD_ERROR_WRITE_TIMEOUT = 0X17; uint8_t const SD_CARD_ERROR_SCK_RATE = 0X18; /** init() not called */ uint8_t const SD_CARD_ERROR_INIT_NOT_CALLED = 0X19; +/** crc check error */ +uint8_t const SD_CARD_ERROR_CRC = 0X20; //------------------------------------------------------------------------------ // card types /** Standard capacity V1 SD card */ diff --git a/Marlin/stepper.cpp b/Marlin/stepper.cpp index eaba4362dc..875400be18 100644 --- a/Marlin/stepper.cpp +++ b/Marlin/stepper.cpp @@ -191,7 +191,7 @@ void checkHitEndstops() endstop_x_hit=false; endstop_y_hit=false; endstop_z_hit=false; -#ifdef ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED +#if defined(ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED) && defined(SDSUPPORT) if (abort_on_endstop_hit) { card.sdprinting = false; diff --git a/Marlin/ultralcd.cpp b/Marlin/ultralcd.cpp index 4c8df66deb..b3bf9816f6 100644 --- a/Marlin/ultralcd.cpp +++ b/Marlin/ultralcd.cpp @@ -194,6 +194,7 @@ static void lcd_status_screen() currentMenu = lcd_main_menu; encoderPosition = 0; lcd_quick_feedback(); + lcd_implementation_init(); // to maybe revive the LCD if static electricity killed it. } #ifdef ULTIPANEL_FEEDMULTIPLY