ban4jp - / iSDIO

iSDIO Library for TOSHIBA FlashAir. include HTTP or HTTPS Client.

Dependencies:   SDFileSystem

Dependents:   FlashAir_Twitter Neon_F303K8_04

Fork of HTTPClient by Donatien Garnier

iSDIO.cpp@20:51abf34bcc06, 2014-12-15 (annotated)

Committer:
ban4jp
Date:
Mon Dec 15 12:23:22 2014 +0000
Revision:
20:51abf34bcc06
Initial commit.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ban4jp 20:51abf34bcc06 1 #include "mbed.h"
ban4jp 20:51abf34bcc06 2 #include "iSDIO.h"
ban4jp 20:51abf34bcc06 3
ban4jp 20:51abf34bcc06 4 #define CMD48 0x30
ban4jp 20:51abf34bcc06 5 #define CMD49 0x31
ban4jp 20:51abf34bcc06 6
ban4jp 20:51abf34bcc06 7 SD_iSDIO::SD_iSDIO(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* name) :
ban4jp 20:51abf34bcc06 8 SDFileSystem(mosi, miso, sclk, cs, name)
ban4jp 20:51abf34bcc06 9 {
ban4jp 20:51abf34bcc06 10 //disk_initialize();
ban4jp 20:51abf34bcc06 11 instance = this;
ban4jp 20:51abf34bcc06 12 sequenceId = 0;
ban4jp 20:51abf34bcc06 13 }
ban4jp 20:51abf34bcc06 14
ban4jp 20:51abf34bcc06 15 SD_iSDIO* SD_iSDIO::instance = 0;
ban4jp 20:51abf34bcc06 16
ban4jp 20:51abf34bcc06 17 SD_iSDIO* SD_iSDIO::getInstance()
ban4jp 20:51abf34bcc06 18 {
ban4jp 20:51abf34bcc06 19 return SD_iSDIO::instance;
ban4jp 20:51abf34bcc06 20 }
ban4jp 20:51abf34bcc06 21
ban4jp 20:51abf34bcc06 22 uint32_t SD_iSDIO::getSequenceId()
ban4jp 20:51abf34bcc06 23 {
ban4jp 20:51abf34bcc06 24 return sequenceId++;
ban4jp 20:51abf34bcc06 25 }
ban4jp 20:51abf34bcc06 26
ban4jp 20:51abf34bcc06 27 uint8_t SD_iSDIO::readExtDataPort(uint8_t mio, uint8_t func, uint16_t addr, uint8_t* dst)
ban4jp 20:51abf34bcc06 28 {
ban4jp 20:51abf34bcc06 29 uint32_t arg =
ban4jp 20:51abf34bcc06 30 (((uint32_t)mio & 0x1) << 31) |
ban4jp 20:51abf34bcc06 31 (mio ? (((uint32_t)func & 0x7) << 28) : (((uint32_t)func & 0xF) << 27)) |
ban4jp 20:51abf34bcc06 32 (((uint32_t)addr & 0x1FE00) << 9);
ban4jp 20:51abf34bcc06 33 return readExt(arg, dst, 512);
ban4jp 20:51abf34bcc06 34 }
ban4jp 20:51abf34bcc06 35
ban4jp 20:51abf34bcc06 36 uint8_t SD_iSDIO::readExtMemory(uint8_t mio, uint8_t func, uint32_t addr, uint16_t count, uint8_t* dst)
ban4jp 20:51abf34bcc06 37 {
ban4jp 20:51abf34bcc06 38 uint32_t offset = addr & 0x1FF;
ban4jp 20:51abf34bcc06 39 if (offset + count > 512) count = 512 - offset;
ban4jp 20:51abf34bcc06 40 if (count == 0) return true;
ban4jp 20:51abf34bcc06 41 uint32_t arg =
ban4jp 20:51abf34bcc06 42 (((uint32_t)mio & 0x1) << 31) |
ban4jp 20:51abf34bcc06 43 (mio ? (((uint32_t)func & 0x7) << 28) : (((uint32_t)func & 0xF) << 27)) |
ban4jp 20:51abf34bcc06 44 ((addr & 0x1FFFF) << 9) |
ban4jp 20:51abf34bcc06 45 ((count - 1) & 0x1FF);
ban4jp 20:51abf34bcc06 46 return readExt(arg, dst, count);
ban4jp 20:51abf34bcc06 47 }
ban4jp 20:51abf34bcc06 48
ban4jp 20:51abf34bcc06 49 uint8_t SD_iSDIO::writeExtDataPort(uint8_t mio, uint8_t func, uint16_t addr, const uint8_t* src)
ban4jp 20:51abf34bcc06 50 {
ban4jp 20:51abf34bcc06 51 uint32_t arg =
ban4jp 20:51abf34bcc06 52 (((uint32_t)mio & 0x1) << 31) |
ban4jp 20:51abf34bcc06 53 (mio ? (((uint32_t)func & 0x7) << 28) : (((uint32_t)func & 0xF) << 27)) |
ban4jp 20:51abf34bcc06 54 (((uint32_t)addr & 0x1FE00) << 9);
ban4jp 20:51abf34bcc06 55 return writeExt(arg, src, 512);
ban4jp 20:51abf34bcc06 56 }
ban4jp 20:51abf34bcc06 57
ban4jp 20:51abf34bcc06 58 uint8_t SD_iSDIO::writeExtMemory(uint8_t mio, uint8_t func, uint32_t addr, uint16_t count, const uint8_t* src)
ban4jp 20:51abf34bcc06 59 {
ban4jp 20:51abf34bcc06 60 uint32_t arg =
ban4jp 20:51abf34bcc06 61 (((uint32_t)mio & 0x1) << 31) |
ban4jp 20:51abf34bcc06 62 (mio ? (((uint32_t)func & 0x7) << 28) : (((uint32_t)func & 0xF) << 27)) |
ban4jp 20:51abf34bcc06 63 ((addr & 0x1FFFF) << 9) |
ban4jp 20:51abf34bcc06 64 ((count - 1) & 0x1FF);
ban4jp 20:51abf34bcc06 65 return writeExt(arg, src, count);
ban4jp 20:51abf34bcc06 66 }
ban4jp 20:51abf34bcc06 67
ban4jp 20:51abf34bcc06 68 uint8_t SD_iSDIO::writeExtMask(uint8_t mio, uint8_t func, uint32_t addr, uint8_t mask, const uint8_t* src)
ban4jp 20:51abf34bcc06 69 {
ban4jp 20:51abf34bcc06 70 uint32_t arg =
ban4jp 20:51abf34bcc06 71 (((uint32_t)mio & 0x1) << 31) |
ban4jp 20:51abf34bcc06 72 (mio ? (((uint32_t)func & 0x7) << 28) : (((uint32_t)func & 0xF) << 27)) |
ban4jp 20:51abf34bcc06 73 (0x1 << 26) |
ban4jp 20:51abf34bcc06 74 ((addr & 0x1FFFF) << 9) |
ban4jp 20:51abf34bcc06 75 mask;
ban4jp 20:51abf34bcc06 76 return writeExt(arg, src, 1);
ban4jp 20:51abf34bcc06 77 }
ban4jp 20:51abf34bcc06 78
ban4jp 20:51abf34bcc06 79 uint8_t SD_iSDIO::waitResponse(uint32_t sequenceId)
ban4jp 20:51abf34bcc06 80 {
ban4jp 20:51abf34bcc06 81 uint8_t buffer[0x14];
ban4jp 20:51abf34bcc06 82
ban4jp 20:51abf34bcc06 83 //printf("\nWaiting response ");
ban4jp 20:51abf34bcc06 84 uint8_t prev = 0xFF;
ban4jp 20:51abf34bcc06 85 for (int i = 0; i < 20; ++i) {
ban4jp 20:51abf34bcc06 86 memset(buffer, 0, 0x14);
ban4jp 20:51abf34bcc06 87 // Read command response status.
ban4jp 20:51abf34bcc06 88 if (!readExtMemory(1, 1, 0x440, 0x14, buffer)) {
ban4jp 20:51abf34bcc06 89 return false;
ban4jp 20:51abf34bcc06 90 }
ban4jp 20:51abf34bcc06 91 uint8_t resp = get_u8(buffer + 8);
ban4jp 20:51abf34bcc06 92 if (sequenceId == get_u32(buffer + 4)) {
ban4jp 20:51abf34bcc06 93 if (prev != resp) {
ban4jp 20:51abf34bcc06 94 switch (resp) {
ban4jp 20:51abf34bcc06 95 case 0x00:
ban4jp 20:51abf34bcc06 96 //printf("\n Initial");
ban4jp 20:51abf34bcc06 97 break;
ban4jp 20:51abf34bcc06 98 case 0x01:
ban4jp 20:51abf34bcc06 99 //printf("\n Command Processing");
ban4jp 20:51abf34bcc06 100 break;
ban4jp 20:51abf34bcc06 101 case 0x02:
ban4jp 20:51abf34bcc06 102 //printf("\n Command Rejected");
ban4jp 20:51abf34bcc06 103 return false;
ban4jp 20:51abf34bcc06 104 case 0x03:
ban4jp 20:51abf34bcc06 105 //printf("\n Process Succeeded");
ban4jp 20:51abf34bcc06 106 return true;
ban4jp 20:51abf34bcc06 107 case 0x04:
ban4jp 20:51abf34bcc06 108 //printf("\n Process Terminated");
ban4jp 20:51abf34bcc06 109 return false;
ban4jp 20:51abf34bcc06 110 default:
ban4jp 20:51abf34bcc06 111 //printf("\n Process Failed ");
ban4jp 20:51abf34bcc06 112 //printf("%x", resp);
ban4jp 20:51abf34bcc06 113 return false;
ban4jp 20:51abf34bcc06 114 }
ban4jp 20:51abf34bcc06 115 prev = resp;
ban4jp 20:51abf34bcc06 116 }
ban4jp 20:51abf34bcc06 117 }
ban4jp 20:51abf34bcc06 118 //printf(".");
ban4jp 20:51abf34bcc06 119 wait_ms(1000);
ban4jp 20:51abf34bcc06 120 }
ban4jp 20:51abf34bcc06 121 return false;
ban4jp 20:51abf34bcc06 122 }
ban4jp 20:51abf34bcc06 123
ban4jp 20:51abf34bcc06 124 /** Perform Extention Read. */
ban4jp 20:51abf34bcc06 125 uint8_t SD_iSDIO::readExt(uint32_t arg, uint8_t* dst, uint16_t count)
ban4jp 20:51abf34bcc06 126 {
ban4jp 20:51abf34bcc06 127 uint16_t i;
ban4jp 20:51abf34bcc06 128 // send command and argument.
ban4jp 20:51abf34bcc06 129 if (_cmd(CMD48, arg)) {
ban4jp 20:51abf34bcc06 130 error("SD_CARD_ERROR_CMD48");
ban4jp 20:51abf34bcc06 131 _cs = 1;
ban4jp 20:51abf34bcc06 132 return false;
ban4jp 20:51abf34bcc06 133 }
ban4jp 20:51abf34bcc06 134
ban4jp 20:51abf34bcc06 135 _cs = 0;
ban4jp 20:51abf34bcc06 136
ban4jp 20:51abf34bcc06 137 /*
ban4jp 20:51abf34bcc06 138 // wait for start block token.
ban4jp 20:51abf34bcc06 139 if (!waitStartBlock()) {
ban4jp 20:51abf34bcc06 140 _cs = 1;
ban4jp 20:51abf34bcc06 141 return false;
ban4jp 20:51abf34bcc06 142 }
ban4jp 20:51abf34bcc06 143 */
ban4jp 20:51abf34bcc06 144 while (_spi.write(0xFF) == 0xFF);
ban4jp 20:51abf34bcc06 145
ban4jp 20:51abf34bcc06 146 // receive data
ban4jp 20:51abf34bcc06 147 for (i = 0; i < count; ++i) {
ban4jp 20:51abf34bcc06 148 dst[i] = _spi.write(0xFF);
ban4jp 20:51abf34bcc06 149 }
ban4jp 20:51abf34bcc06 150 // skip dummy bytes and 16-bit crc.
ban4jp 20:51abf34bcc06 151 for (; i < 514; ++i) {
ban4jp 20:51abf34bcc06 152 _spi.write(0xFF);
ban4jp 20:51abf34bcc06 153 }
ban4jp 20:51abf34bcc06 154 _cs = 1;
ban4jp 20:51abf34bcc06 155 _spi.write(0xFF); // dummy clock to force FlashAir finish the command.
ban4jp 20:51abf34bcc06 156 return true;
ban4jp 20:51abf34bcc06 157 }
ban4jp 20:51abf34bcc06 158
ban4jp 20:51abf34bcc06 159 /** Perform Extention Write. */
ban4jp 20:51abf34bcc06 160 uint8_t SD_iSDIO::writeExt(uint32_t arg, const uint8_t* src, uint16_t count)
ban4jp 20:51abf34bcc06 161 {
ban4jp 20:51abf34bcc06 162 uint16_t i;
ban4jp 20:51abf34bcc06 163 uint8_t status;
ban4jp 20:51abf34bcc06 164 // send command and argument.
ban4jp 20:51abf34bcc06 165 if (_cmd(CMD49, arg)) {
ban4jp 20:51abf34bcc06 166 error("SD_CARD_ERROR_CMD49");
ban4jp 20:51abf34bcc06 167 _cs = 1;
ban4jp 20:51abf34bcc06 168 return false;
ban4jp 20:51abf34bcc06 169 }
ban4jp 20:51abf34bcc06 170
ban4jp 20:51abf34bcc06 171 _cs = 0;
ban4jp 20:51abf34bcc06 172
ban4jp 20:51abf34bcc06 173 // send start block token.
ban4jp 20:51abf34bcc06 174 //_spi.write(DATA_START_BLOCK);
ban4jp 20:51abf34bcc06 175 _spi.write(0xFE);
ban4jp 20:51abf34bcc06 176 // send data
ban4jp 20:51abf34bcc06 177 for (i = 0; i < count; ++i) {
ban4jp 20:51abf34bcc06 178 _spi.write(src[i]);
ban4jp 20:51abf34bcc06 179 }
ban4jp 20:51abf34bcc06 180 // send dummy bytes until 512 bytes.
ban4jp 20:51abf34bcc06 181 for (; i < 512; ++i) {
ban4jp 20:51abf34bcc06 182 _spi.write(0xFF);
ban4jp 20:51abf34bcc06 183 }
ban4jp 20:51abf34bcc06 184 // dummy 16-bit crc
ban4jp 20:51abf34bcc06 185 _spi.write(0xFF);
ban4jp 20:51abf34bcc06 186 _spi.write(0xFF);
ban4jp 20:51abf34bcc06 187 // wait a data response token
ban4jp 20:51abf34bcc06 188 status = _spi.write(0xFF);
ban4jp 20:51abf34bcc06 189 //if ((status & DATA_RES_MASK) != DATA_RES_ACCEPTED) {
ban4jp 20:51abf34bcc06 190 if ((status & 0x1F) != 0x05) {
ban4jp 20:51abf34bcc06 191 error("SD_CARD_ERROR_WRITE");
ban4jp 20:51abf34bcc06 192 _cs = 1;
ban4jp 20:51abf34bcc06 193 return false;
ban4jp 20:51abf34bcc06 194 }
ban4jp 20:51abf34bcc06 195 // wait for flash programming to complete
ban4jp 20:51abf34bcc06 196 /*
ban4jp 20:51abf34bcc06 197 if (!waitNotBusy(SD_WRITE_TIMEOUT)) {
ban4jp 20:51abf34bcc06 198 error("SD_CARD_ERROR_WRITE_TIMEOUT");
ban4jp 20:51abf34bcc06 199 _cs = 1;
ban4jp 20:51abf34bcc06 200 return false;
ban4jp 20:51abf34bcc06 201 }
ban4jp 20:51abf34bcc06 202 */
ban4jp 20:51abf34bcc06 203 while (_spi.write(0xFF) == 0);
ban4jp 20:51abf34bcc06 204
ban4jp 20:51abf34bcc06 205 _cs = 1;
ban4jp 20:51abf34bcc06 206 return true;
ban4jp 20:51abf34bcc06 207 }