Raphael CoefficandGitHub
87df8a4f2c
* refactor: SD card SPI driver * Removed SPI and DMA StdPeriph drivers * Allow for disabling SPI DMA support * Disable SPI sdcard CRC support * Fix 2MHz timer on NV14 * Shared VS1053b driver * Fix: SPI2 uses PCLK1 * feat: new generic diskio API * More generic SD_CARD_PRESENT() * Fixes * Flush incoming block on token mismatch * Scratch buffer test * Incredible hack to re-sync sd card * fix: SDIO driver
199 lines
8.6 KiB
C++
199 lines
8.6 KiB
C++
/*
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* Copyright (C) EdgeTX
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*
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* Based on code named
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* opentx - https://github.com/opentx/opentx
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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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 version 2 as
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* published by the Free Software Foundation.
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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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#include "crc.h"
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// CRC16 implementation according to CCITT standards
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static const unsigned short crc16tab_1021[256] = {
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0x0000,0x1021,0x2042,0x3063,0x4084,0x50a5,0x60c6,0x70e7,
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0x8108,0x9129,0xa14a,0xb16b,0xc18c,0xd1ad,0xe1ce,0xf1ef,
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0x1231,0x0210,0x3273,0x2252,0x52b5,0x4294,0x72f7,0x62d6,
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0x9339,0x8318,0xb37b,0xa35a,0xd3bd,0xc39c,0xf3ff,0xe3de,
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0x2462,0x3443,0x0420,0x1401,0x64e6,0x74c7,0x44a4,0x5485,
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0xa56a,0xb54b,0x8528,0x9509,0xe5ee,0xf5cf,0xc5ac,0xd58d,
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0x3653,0x2672,0x1611,0x0630,0x76d7,0x66f6,0x5695,0x46b4,
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0xb75b,0xa77a,0x9719,0x8738,0xf7df,0xe7fe,0xd79d,0xc7bc,
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0x48c4,0x58e5,0x6886,0x78a7,0x0840,0x1861,0x2802,0x3823,
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0xc9cc,0xd9ed,0xe98e,0xf9af,0x8948,0x9969,0xa90a,0xb92b,
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0x5af5,0x4ad4,0x7ab7,0x6a96,0x1a71,0x0a50,0x3a33,0x2a12,
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0xdbfd,0xcbdc,0xfbbf,0xeb9e,0x9b79,0x8b58,0xbb3b,0xab1a,
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0x6ca6,0x7c87,0x4ce4,0x5cc5,0x2c22,0x3c03,0x0c60,0x1c41,
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0xedae,0xfd8f,0xcdec,0xddcd,0xad2a,0xbd0b,0x8d68,0x9d49,
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0x7e97,0x6eb6,0x5ed5,0x4ef4,0x3e13,0x2e32,0x1e51,0x0e70,
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0xff9f,0xefbe,0xdfdd,0xcffc,0xbf1b,0xaf3a,0x9f59,0x8f78,
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0x9188,0x81a9,0xb1ca,0xa1eb,0xd10c,0xc12d,0xf14e,0xe16f,
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0x1080,0x00a1,0x30c2,0x20e3,0x5004,0x4025,0x7046,0x6067,
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0x83b9,0x9398,0xa3fb,0xb3da,0xc33d,0xd31c,0xe37f,0xf35e,
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0x02b1,0x1290,0x22f3,0x32d2,0x4235,0x5214,0x6277,0x7256,
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0xb5ea,0xa5cb,0x95a8,0x8589,0xf56e,0xe54f,0xd52c,0xc50d,
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0x34e2,0x24c3,0x14a0,0x0481,0x7466,0x6447,0x5424,0x4405,
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0xa7db,0xb7fa,0x8799,0x97b8,0xe75f,0xf77e,0xc71d,0xd73c,
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0x26d3,0x36f2,0x0691,0x16b0,0x6657,0x7676,0x4615,0x5634,
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0xd94c,0xc96d,0xf90e,0xe92f,0x99c8,0x89e9,0xb98a,0xa9ab,
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0x5844,0x4865,0x7806,0x6827,0x18c0,0x08e1,0x3882,0x28a3,
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0xcb7d,0xdb5c,0xeb3f,0xfb1e,0x8bf9,0x9bd8,0xabbb,0xbb9a,
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0x4a75,0x5a54,0x6a37,0x7a16,0x0af1,0x1ad0,0x2ab3,0x3a92,
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0xfd2e,0xed0f,0xdd6c,0xcd4d,0xbdaa,0xad8b,0x9de8,0x8dc9,
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0x7c26,0x6c07,0x5c64,0x4c45,0x3ca2,0x2c83,0x1ce0,0x0cc1,
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0xef1f,0xff3e,0xcf5d,0xdf7c,0xaf9b,0xbfba,0x8fd9,0x9ff8,
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0x6e17,0x7e36,0x4e55,0x5e74,0x2e93,0x3eb2,0x0ed1,0x1ef0
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};
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static const unsigned short crc16tab_1189[256] = {
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0x0000,0x1189,0x2312,0x329b,0x4624,0x57ad,0x6536,0x74bf,
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0x8c48,0x9dc1,0xaf5a,0xbed3,0xca6c,0xdbe5,0xe97e,0xf8f7,
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0x1081,0x0108,0x3393,0x221a,0x56a5,0x472c,0x75b7,0x643e,
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0x9cc9,0x8d40,0xbfdb,0xae52,0xdaed,0xcb64,0xf9ff,0xe876,
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0x2102,0x308b,0x0210,0x1399,0x6726,0x76af,0x4434,0x55bd,
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0xad4a,0xbcc3,0x8e58,0x9fd1,0xeb6e,0xfae7,0xc87c,0xd9f5,
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0x3183,0x200a,0x1291,0x0318,0x77a7,0x662e,0x54b5,0x453c,
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0xbdcb,0xac42,0x9ed9,0x8f50,0xfbef,0xea66,0xd8fd,0xc974,
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0x4204,0x538d,0x6116,0x709f,0x0420,0x15a9,0x2732,0x36bb,
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0xce4c,0xdfc5,0xed5e,0xfcd7,0x8868,0x99e1,0xab7a,0xbaf3,
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0x5285,0x430c,0x7197,0x601e,0x14a1,0x0528,0x37b3,0x263a,
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0xdecd,0xcf44,0xfddf,0xec56,0x98e9,0x8960,0xbbfb,0xaa72,
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0x6306,0x728f,0x4014,0x519d,0x2522,0x34ab,0x0630,0x17b9,
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0xef4e,0xfec7,0xcc5c,0xddd5,0xa96a,0xb8e3,0x8a78,0x9bf1,
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0x7387,0x620e,0x5095,0x411c,0x35a3,0x242a,0x16b1,0x0738,
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0xffcf,0xee46,0xdcdd,0xcd54,0xb9eb,0xa862,0x9af9,0x8b70,
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0x8408,0x9581,0xa71a,0xb693,0xc22c,0xd3a5,0xe13e,0xf0b7,
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0x0840,0x19c9,0x2b52,0x3adb,0x4e64,0x5fed,0x6d76,0x7cff,
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0x9489,0x8500,0xb79b,0xa612,0xd2ad,0xc324,0xf1bf,0xe036,
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0x18c1,0x0948,0x3bd3,0x2a5a,0x5ee5,0x4f6c,0x7df7,0x6c7e,
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0xa50a,0xb483,0x8618,0x9791,0xe32e,0xf2a7,0xc03c,0xd1b5,
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0x2942,0x38cb,0x0a50,0x1bd9,0x6f66,0x7eef,0x4c74,0x5dfd,
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0xb58b,0xa402,0x9699,0x8710,0xf3af,0xe226,0xd0bd,0xc134,
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0x39c3,0x284a,0x1ad1,0x0b58,0x7fe7,0x6e6e,0x5cf5,0x4d7c,
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0xc60c,0xd785,0xe51e,0xf497,0x8028,0x91a1,0xa33a,0xb2b3,
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0x4a44,0x5bcd,0x6956,0x78df,0x0c60,0x1de9,0x2f72,0x3efb,
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0xd68d,0xc704,0xf59f,0xe416,0x90a9,0x8120,0xb3bb,0xa232,
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0x5ac5,0x4b4c,0x79d7,0x685e,0x1ce1,0x0d68,0x3ff3,0x2e7a,
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0xe70e,0xf687,0xc41c,0xd595,0xa12a,0xb0a3,0x8238,0x93b1,
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0x6b46,0x7acf,0x4854,0x59dd,0x2d62,0x3ceb,0x0e70,0x1ff9,
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0xf78f,0xe606,0xd49d,0xc514,0xb1ab,0xa022,0x92b9,0x8330,
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0x7bc7,0x6a4e,0x58d5,0x495c,0x3de3,0x2c6a,0x1ef1,0x0f78
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};
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const unsigned short * crc16tab[] = {
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crc16tab_1021,
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crc16tab_1189
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};
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uint16_t crc16(uint8_t index, const uint8_t * buf, uint32_t len, uint16_t start)
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{
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uint16_t crc = start;
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const unsigned short * tab = crc16tab[index];
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for (uint32_t i = 0; i < len; i++) {
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crc = (crc << 8) ^ tab[((crc >> 8) ^ *buf++) & 0x00FF];
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}
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return crc;
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}
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// CRC8 implementation with polynom = x^8+x^7+x^6+x^4+x^2+1 (0xD5)
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const unsigned char crc8tab[256] = {
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0x00, 0xD5, 0x7F, 0xAA, 0xFE, 0x2B, 0x81, 0x54,
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0x29, 0xFC, 0x56, 0x83, 0xD7, 0x02, 0xA8, 0x7D,
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0x52, 0x87, 0x2D, 0xF8, 0xAC, 0x79, 0xD3, 0x06,
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0x7B, 0xAE, 0x04, 0xD1, 0x85, 0x50, 0xFA, 0x2F,
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0xA4, 0x71, 0xDB, 0x0E, 0x5A, 0x8F, 0x25, 0xF0,
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0x8D, 0x58, 0xF2, 0x27, 0x73, 0xA6, 0x0C, 0xD9,
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0xF6, 0x23, 0x89, 0x5C, 0x08, 0xDD, 0x77, 0xA2,
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0xDF, 0x0A, 0xA0, 0x75, 0x21, 0xF4, 0x5E, 0x8B,
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0x9D, 0x48, 0xE2, 0x37, 0x63, 0xB6, 0x1C, 0xC9,
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0xB4, 0x61, 0xCB, 0x1E, 0x4A, 0x9F, 0x35, 0xE0,
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0xCF, 0x1A, 0xB0, 0x65, 0x31, 0xE4, 0x4E, 0x9B,
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0xE6, 0x33, 0x99, 0x4C, 0x18, 0xCD, 0x67, 0xB2,
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0x39, 0xEC, 0x46, 0x93, 0xC7, 0x12, 0xB8, 0x6D,
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0x10, 0xC5, 0x6F, 0xBA, 0xEE, 0x3B, 0x91, 0x44,
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0x6B, 0xBE, 0x14, 0xC1, 0x95, 0x40, 0xEA, 0x3F,
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0x42, 0x97, 0x3D, 0xE8, 0xBC, 0x69, 0xC3, 0x16,
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0xEF, 0x3A, 0x90, 0x45, 0x11, 0xC4, 0x6E, 0xBB,
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0xC6, 0x13, 0xB9, 0x6C, 0x38, 0xED, 0x47, 0x92,
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0xBD, 0x68, 0xC2, 0x17, 0x43, 0x96, 0x3C, 0xE9,
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0x94, 0x41, 0xEB, 0x3E, 0x6A, 0xBF, 0x15, 0xC0,
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0x4B, 0x9E, 0x34, 0xE1, 0xB5, 0x60, 0xCA, 0x1F,
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0x62, 0xB7, 0x1D, 0xC8, 0x9C, 0x49, 0xE3, 0x36,
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0x19, 0xCC, 0x66, 0xB3, 0xE7, 0x32, 0x98, 0x4D,
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0x30, 0xE5, 0x4F, 0x9A, 0xCE, 0x1B, 0xB1, 0x64,
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0x72, 0xA7, 0x0D, 0xD8, 0x8C, 0x59, 0xF3, 0x26,
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0x5B, 0x8E, 0x24, 0xF1, 0xA5, 0x70, 0xDA, 0x0F,
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0x20, 0xF5, 0x5F, 0x8A, 0xDE, 0x0B, 0xA1, 0x74,
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0x09, 0xDC, 0x76, 0xA3, 0xF7, 0x22, 0x88, 0x5D,
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0xD6, 0x03, 0xA9, 0x7C, 0x28, 0xFD, 0x57, 0x82,
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0xFF, 0x2A, 0x80, 0x55, 0x01, 0xD4, 0x7E, 0xAB,
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0x84, 0x51, 0xFB, 0x2E, 0x7A, 0xAF, 0x05, 0xD0,
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0xAD, 0x78, 0xD2, 0x07, 0x53, 0x86, 0x2C, 0xF9
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};
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uint8_t crc8(const uint8_t * ptr, uint32_t len)
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{
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uint8_t crc = 0;
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for (uint32_t i=0; i<len; i++) {
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crc = crc8tab[crc ^ *ptr++];
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}
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return crc;
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}
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// CRC8 implementation with polynom = 0xBA
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const unsigned char crc8tab_BA[256] = {
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0x00, 0xBA, 0xCE, 0x74, 0x26, 0x9C, 0xE8, 0x52,
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0x4C, 0xF6, 0x82, 0x38, 0x6A, 0xD0, 0xA4, 0x1E,
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0x98, 0x22, 0x56, 0xEC, 0xBE, 0x04, 0x70, 0xCA,
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0xD4, 0x6E, 0x1A, 0xA0, 0xF2, 0x48, 0x3C, 0x86,
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0x8A, 0x30, 0x44, 0xFE, 0xAC, 0x16, 0x62, 0xD8,
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0xC6, 0x7C, 0x08, 0xB2, 0xE0, 0x5A, 0x2E, 0x94,
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0x12, 0xA8, 0xDC, 0x66, 0x34, 0x8E, 0xFA, 0x40,
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0x5E, 0xE4, 0x90, 0x2A, 0x78, 0xC2, 0xB6, 0x0C,
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0xAE, 0x14, 0x60, 0xDA, 0x88, 0x32, 0x46, 0xFC,
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0xE2, 0x58, 0x2C, 0x96, 0xC4, 0x7E, 0x0A, 0xB0,
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0x36, 0x8C, 0xF8, 0x42, 0x10, 0xAA, 0xDE, 0x64,
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0x7A, 0xC0, 0xB4, 0x0E, 0x5C, 0xE6, 0x92, 0x28,
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0x24, 0x9E, 0xEA, 0x50, 0x02, 0xB8, 0xCC, 0x76,
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0x68, 0xD2, 0xA6, 0x1C, 0x4E, 0xF4, 0x80, 0x3A,
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0xBC, 0x06, 0x72, 0xC8, 0x9A, 0x20, 0x54, 0xEE,
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0xF0, 0x4A, 0x3E, 0x84, 0xD6, 0x6C, 0x18, 0xA2,
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0xE6, 0x5C, 0x28, 0x92, 0xC0, 0x7A, 0x0E, 0xB4,
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0xAA, 0x10, 0x64, 0xDE, 0x8C, 0x36, 0x42, 0xF8,
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0x7E, 0xC4, 0xB0, 0x0A, 0x58, 0xE2, 0x96, 0x2C,
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0x32, 0x88, 0xFC, 0x46, 0x14, 0xAE, 0xDA, 0x60,
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0x6C, 0xD6, 0xA2, 0x18, 0x4A, 0xF0, 0x84, 0x3E,
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0x20, 0x9A, 0xEE, 0x54, 0x06, 0xBC, 0xC8, 0x72,
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0xF4, 0x4E, 0x3A, 0x80, 0xD2, 0x68, 0x1C, 0xA6,
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0xB8, 0x02, 0x76, 0xCC, 0x9E, 0x24, 0x50, 0xEA,
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0x48, 0xF2, 0x86, 0x3C, 0x6E, 0xD4, 0xA0, 0x1A,
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0x04, 0xBE, 0xCA, 0x70, 0x22, 0x98, 0xEC, 0x56,
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0xD0, 0x6A, 0x1E, 0xA4, 0xF6, 0x4C, 0x38, 0x82,
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0x9C, 0x26, 0x52, 0xE8, 0xBA, 0x00, 0x74, 0xCE,
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0xC2, 0x78, 0x0C, 0xB6, 0xE4, 0x5E, 0x2A, 0x90,
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0x8E, 0x34, 0x40, 0xFA, 0xA8, 0x12, 0x66, 0xDC,
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0x5A, 0xE0, 0x94, 0x2E, 0x7C, 0xC6, 0xB2, 0x08,
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0x16, 0xAC, 0xD8, 0x62, 0x30, 0x8A, 0xFE, 0x44
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};
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uint8_t crc8_BA(const uint8_t * ptr, uint32_t len)
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{
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uint8_t crc = 0;
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for (uint32_t i=0; i<len; i++) {
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crc = crc8tab_BA[crc ^ *ptr++];
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}
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return crc;
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}
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