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serial_debugger/hardware/sd_card_formatter/sd_card_formatter.ino

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//<App !Start!>
// FILE: [sd_card_formatter.ino]
// Created by GUIslice Builder version: [0.15.b004]
//
// GUIslice Builder Generated File
//
// For the latest guides, updates and support view:
// https://github.com/ImpulseAdventure/GUIslice
//
//<App !End!>
// ------------------------------------------------
// Headers to include
// ------------------------------------------------
//<Includes !Start!>
// Varous system includes
#include <Arduino.h>
// Various library includes
#include <Adafruit_NeoPixel.h>
#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <BBQ10Keyboard.h>
#include <CircularBuffer.h>
// Various local includes
#include "sd_card_formatter_GSLC.h"
//<Includes !End!>
// ------------------------------------------------
// Program Globals
// ------------------------------------------------
// Battery level measurement
#define VBATPIN A6
float measuredVBat;
int batteryPercent;
// TFT Setup
#define TFT_CS 9
#define TFT_DC 10
Adafruit_ILI9341 tft(TFT_CS, TFT_DC);
// Keyboard
BBQ10Keyboard keyboard;
#define KBD_BTN_1 0x06
#define KBD_BTN_2 0x11
#define KBD_BTN_3 0x07
#define KBD_BTN_4 0x12
#define KBD_SW_UP 0x01
#define KBD_SW_DN 0x02
#define KBD_SW_LF 0x03
#define KBD_SW_RT 0x04
#define KBD_SW_OK 0x05
CircularBuffer<int16_t,8> uiKeyBuffer;
// NeoPixels
#define PIXELS_NUM_BOARD 1
#define PIXELS_NUM_WING 1
#define PIXELS_WING_PIN 11
Adafruit_NeoPixel pixels_board(PIXELS_NUM_BOARD, PIN_NEOPIXEL, NEO_GRB + NEO_KHZ800);
Adafruit_NeoPixel pixels_wing(PIXELS_NUM_WING, PIXELS_WING_PIN, NEO_GRB + NEO_KHZ800);
// GUI state globals
bool popupOnScreen = false;
// Various loop handlers
void handlerKeyboard();
void handlerBatteryLevel();
void eraseAndFormatCard();
// Save some element references for direct access
//<Save_References !Start!>
gslc_tsElemRef* m_pElemBatteryLevel= NULL;
gslc_tsElemRef* m_pElemBtSDNo = NULL;
gslc_tsElemRef* m_pElemBtSDYes = NULL;
gslc_tsElemRef* m_pElemSDInfo = NULL;
gslc_tsElemRef* m_pElemStatusText = NULL;
//<Save_References !End!>
// Keyboard map related
#define MAX_INPUT_MAP 5
gslc_tsInputMap m_asInputMap[MAX_INPUT_MAP];
// Define debug message function
static int16_t DebugOut(char ch) { if (ch == (char)'\n') Serial.println(""); else Serial.write(ch); return 0; }
// ------------------------------------------------
// Callback Methods
// ------------------------------------------------
// Common Button callback
bool CbBtnCommon(void* pvGui,void *pvElemRef,gslc_teTouch eTouch,int16_t nX,int16_t nY)
{
// Typecast the parameters to match the GUI and element types
gslc_tsGui* pGui = (gslc_tsGui*)(pvGui);
gslc_tsElemRef* pElemRef = (gslc_tsElemRef*)(pvElemRef);
gslc_tsElem* pElem = gslc_GetElemFromRef(pGui,pElemRef);
if ( eTouch == GSLC_TOUCH_UP_IN ) {
// From the element's ID we can determine which button was pressed.
switch (pElem->nId) {
//<Button Enums !Start!>
case E_ELEM_BTN_SD_FMT:
gslc_PopupShow(&m_gui, E_PG_SD_CONFIRM, false);
popupOnScreen = true;
break;
case E_ELEM_SD_NO:
gslc_PopupHide(&m_gui);
popupOnScreen = false;
break;
case E_ELEM_SD_YES:
gslc_PopupHide(&m_gui);
popupOnScreen = false;
gslc_ElemXTextboxReset(&m_gui, m_pElemSDInfo);
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "Formatting SD Card\n");
gslc_Update(&m_gui);
eraseAndFormatCard();
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "Formatting Complete\n");
gslc_Update(&m_gui);
break;
//<Button Enums !End!>
default:
break;
}
}
return true;
}
//<Checkbox Callback !Start!>
//<Checkbox Callback !End!>
//<Keypad Callback !Start!>
//<Keypad Callback !End!>
//<Spinner Callback !Start!>
//<Spinner Callback !End!>
//<Listbox Callback !Start!>
//<Listbox Callback !End!>
//<Draw Callback !Start!>
//<Draw Callback !End!>
//<Slider Enums !Start!>
//<Slider Enums !End!>
//<Tick Callback !Start!>
//<Tick Callback !End!>
// Keyboard Input polling callback function
bool CbKbdPoll(void* pvGui, int16_t* pnPinInd, int16_t* pnPinVal) {
// Check for new keyboard events just in case
handlerKeyboard();
// If the key buffer is empty no events to process
if (uiKeyBuffer.isEmpty()) {
return false;
}
// Process a key that's on the key buffer for the UI event(s)
*pnPinInd = uiKeyBuffer.pop();
*pnPinVal = 1;
return true;
}
// ------------------------------------------------
// Setup
// ------------------------------------------------
void setup() {
Serial.begin(115200);
// If GUI Slice debug of drivers is turned on, wait for serial so we get proper debug output
#if defined(DBG_LOG) || defined(DBG_TOUCH) || defined(DBG_FRAME_RATE) || defined(DBG_DRAW_IMM) || defined(DBG_DRIVER)
while (!Serial) {
;
}
#endif
// GUI Slice debugging
gslc_InitDebug(&DebugOut);
// Setup red LED to indicate device is on (in case we disable NeoPixel battery level later)
pinMode(3, OUTPUT);
digitalWrite(3, HIGH);
// Setup NeoPixels
pixels_board.begin();
pixels_wing.begin();
pixels_board.clear();
pixels_wing.clear();
pixels_board.setBrightness(10);
pixels_wing.setBrightness(5);
// Setup neopixels to indicate we are initializing gui slice
// This can serve as an indication something has gone wrong like the sd card is missing
pixels_wing.setPixelColor(0, pixels_board.Color(255, 0, 0));
pixels_board.setPixelColor(0, pixels_board.Color(255, 0, 0));
pixels_wing.show();
pixels_board.show();
// Setup BBQ10Keyboard
Wire.begin();
keyboard.begin();
keyboard.setBacklight(0.5f);
// Init GUI Slicle
InitGUIslice_gen();
// Set the pin poll callback function
gslc_SetPinPollFunc(&m_gui, CbKbdPoll);
// Create the GUI input mapping (pin event to GUI action)
gslc_InitInputMap(&m_gui, m_asInputMap, MAX_INPUT_MAP);
gslc_InputMapAdd(&m_gui, GSLC_INPUT_PIN_ASSERT, KBD_SW_UP, GSLC_ACTION_FOCUS_NEXT, 0);
gslc_InputMapAdd(&m_gui, GSLC_INPUT_PIN_ASSERT, KBD_SW_DN, GSLC_ACTION_FOCUS_PREV, 0);
gslc_InputMapAdd(&m_gui, GSLC_INPUT_PIN_ASSERT, KBD_SW_LF, GSLC_ACTION_FOCUS_NEXT, 0);
gslc_InputMapAdd(&m_gui, GSLC_INPUT_PIN_ASSERT, KBD_SW_RT, GSLC_ACTION_FOCUS_PREV, 0);
gslc_InputMapAdd(&m_gui, GSLC_INPUT_PIN_ASSERT, KBD_SW_OK, GSLC_ACTION_SELECT, 0);
// Flip to main screen
// This wouldn't be necessary if we hadn't chopped off the formatter from the main _controller project and actually updated the main screen ;)
gslc_SetPageCur(&m_gui, E_SD_CARD);
// Set neopixels to standard start state
pixels_wing.clear();
pixels_wing.show();
pixels_board.setPixelColor(0, pixels_board.Color(0, 0, 255));
pixels_board.show();
}
// -----------------------------------
// Main event loop
// -----------------------------------
void loop() {
// Handle keyboard events
handlerKeyboard();
// Update battery level as appropriate
handlerBatteryLevel();
gslc_Update(&m_gui);
}
// ------------------------------------------------
// Keyboard Handler
// ------------------------------------------------
void handlerKeyboard() {
// Don't do anything if there are no key presses to process
if (keyboard.keyCount() == 0) {
return;
}
// Check if keys were pressed and drain queue of pressed keys
while (keyboard.keyCount() > 0) {
// Get keyboard event
const BBQ10Keyboard::KeyEvent key = keyboard.keyEvent();
// Process key press events
if (key.state == BBQ10Keyboard::StatePress) {
// Add keys to the key buffer that are mapped to UI functions (only for config screens)
if (key.key == KBD_SW_UP
|| key.key == KBD_SW_DN
|| key.key == KBD_SW_LF
|| key.key == KBD_SW_RT
|| key.key == KBD_SW_OK) {
uiKeyBuffer.push(key.key);
}
}
// Pick color for signaling a key was pressed (short or long press)
uint32_t keyboard_pixel_color = pixels_wing.Color(0, 0, 255);
if (key.state == BBQ10Keyboard::StateLongPress) {
keyboard_pixel_color = pixels_wing.Color(0, 255, 255);
}
// Display indicator accordingly
if (key.state == BBQ10Keyboard::StatePress || key.state == BBQ10Keyboard::StateLongPress) {
pixels_wing.setPixelColor(0, keyboard_pixel_color);
pixels_wing.show();
}
else {
pixels_wing.clear();
pixels_wing.show();
}
}
}
// ------------------------------------------------
// Battery level handler
// ------------------------------------------------
void handlerBatteryLevel() {
measuredVBat = analogRead(VBATPIN);
measuredVBat *= 2; // we divided by 2, so multiply back
measuredVBat *= 3.3; // Multiply by 3.3V, our reference voltage
measuredVBat /= 1024; // convert to voltage
batteryPercent = (measuredVBat / 3.3) * 100;
gslc_tsColor colorForHeaderElements;
if (batteryPercent >= 75) {
pixels_board.setPixelColor(0, pixels_board.Color(0, 255, 0));
colorForHeaderElements = GSLC_COL_GREEN;
}
else if (batteryPercent >= 50) {
colorForHeaderElements = GSLC_COL_YELLOW;
pixels_board.setPixelColor(0, pixels_board.Color(255, 255, 0));
}
else if (batteryPercent >= 25) {
colorForHeaderElements = GSLC_COL_ORANGE;
pixels_board.setPixelColor(0, pixels_board.Color(255, 128, 0));
}
else {
colorForHeaderElements = GSLC_COL_RED;
pixels_board.setPixelColor(0, pixels_board.Color(255, 0, 0));
}
gslc_ElemXProgressSetVal(&m_gui, m_pElemBatteryLevel, batteryPercent);
gslc_tsXProgress* pGauge = (gslc_tsXProgress*)gslc_GetXDataFromRef(&m_gui,m_pElemBatteryLevel,GSLC_TYPEX_PROGRESS,__LINE__);
pGauge->colGauge = colorForHeaderElements;
gslc_ElemSetTxtCol(&m_gui, m_pElemStatusText, colorForHeaderElements);
// Update GUI and NeoPixel with battery status information
pixels_board.show();
}
// ------------------------------------------------
// Format SD Card
// ------------------------------------------------
/*
* This program will format an SD or SDHC card.
* Warning all data will be deleted!
*
* For SD/SDHC cards larger than 64 MB this
* program attempts to match the format
* generated by SDFormatter available here:
*
* http://www.sdcard.org/consumers/formatter/
*
* For smaller cards this program uses FAT16
* and SDFormatter uses FAT12.
*/
// Set USE_SDIO to zero for SPI card access.
#define USE_SDIO 0
//
// Change the value of chipSelect if your hardware does
// not use the default value, SS. Common values are:
// Arduino Ethernet shield: pin 4
// Sparkfun SD shield: pin 8
// Adafruit SD shields and modules: pin 10
const uint8_t chipSelect = 5;
// Initialize at highest supported speed not over 50 MHz.
// Reduce max speed if errors occur.
#define SPI_SPEED SD_SCK_MHZ(50)
// Print extra info for debug if DEBUG_PRINT is nonzero
#include <SPI.h>
#include "src/SdFat/SdFat.h"
#include "src/SdFat/sdios.h"
#if USE_SDIO
// Use faster SdioCardEX
SdioCardEX card;
// SdioCard card;
#else // USE_SDIO
Sd2Card card;
#endif // USE_SDIO
uint32_t cardSizeBlocks;
uint32_t cardCapacityMB;
// cache for SD block
cache_t cache;
// MBR information
uint8_t partType;
uint32_t relSector;
uint32_t partSize;
// Fake disk geometry
uint8_t numberOfHeads;
uint8_t sectorsPerTrack;
// FAT parameters
uint16_t reservedSectors;
uint8_t sectorsPerCluster;
uint32_t fatStart;
uint32_t fatSize;
uint32_t dataStart;
// constants for file system structure
uint16_t const BU16 = 128;
uint16_t const BU32 = 8192;
// strings needed in file system structures
char noName[] = "NO NAME ";
char fat16str[] = "FAT16 ";
char fat32str[] = "FAT32 ";
//------------------------------------------------------------------------------
void sdError(char* msg) {
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "error: ");
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, msg);
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "\n");
gslc_Update(&m_gui);
sdErrorHalt();
}
//------------------------------------------------------------------------------
void sdErrorHalt() {
if (card.errorCode()) {
char textForDisplay[32];
snprintf(textForDisplay, 32, "SD error: %d\n", int(card.errorCode()));
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, textForDisplay);
gslc_Update(&m_gui);
}
SysCall::halt();
}
//------------------------------------------------------------------------------
// write cached block to the card
uint8_t writeCache(uint32_t lbn) {
return card.writeBlock(lbn, cache.data);
}
//------------------------------------------------------------------------------
// initialize appropriate sizes for SD capacity
void initSizes() {
if (cardCapacityMB <= 6) {
sdError("Card is too small.");
} else if (cardCapacityMB <= 16) {
sectorsPerCluster = 2;
} else if (cardCapacityMB <= 32) {
sectorsPerCluster = 4;
} else if (cardCapacityMB <= 64) {
sectorsPerCluster = 8;
} else if (cardCapacityMB <= 128) {
sectorsPerCluster = 16;
} else if (cardCapacityMB <= 1024) {
sectorsPerCluster = 32;
} else if (cardCapacityMB <= 32768) {
sectorsPerCluster = 64;
} else {
// SDXC cards
sectorsPerCluster = 128;
}
char textForDisplay[64];
snprintf(textForDisplay, 64, "Blocks/Cluster: %d\n", int(sectorsPerCluster));
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, textForDisplay);
gslc_Update(&m_gui);
// set fake disk geometry
sectorsPerTrack = cardCapacityMB <= 256 ? 32 : 63;
if (cardCapacityMB <= 16) {
numberOfHeads = 2;
} else if (cardCapacityMB <= 32) {
numberOfHeads = 4;
} else if (cardCapacityMB <= 128) {
numberOfHeads = 8;
} else if (cardCapacityMB <= 504) {
numberOfHeads = 16;
} else if (cardCapacityMB <= 1008) {
numberOfHeads = 32;
} else if (cardCapacityMB <= 2016) {
numberOfHeads = 64;
} else if (cardCapacityMB <= 4032) {
numberOfHeads = 128;
} else {
numberOfHeads = 255;
}
}
//------------------------------------------------------------------------------
// zero cache and optionally set the sector signature
void clearCache(uint8_t addSig) {
memset(&cache, 0, sizeof(cache));
if (addSig) {
cache.mbr.mbrSig0 = BOOTSIG0;
cache.mbr.mbrSig1 = BOOTSIG1;
}
}
//------------------------------------------------------------------------------
// zero FAT and root dir area on SD
void clearFatDir(uint32_t bgn, uint32_t count) {
clearCache(false);
#if USE_SDIO
for (uint32_t i = 0; i < count; i++) {
if (!card.writeBlock(bgn + i, cache.data)) {
sdError("Clear FAT/DIR writeBlock failed");
}
if ((i & 0XFF) == 0) {
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, ".");
gslc_Update(&m_gui);
}
}
#else // USE_SDIO
if (!card.writeStart(bgn, count)) {
sdError("Clear FAT/DIR writeStart failed");
}
for (uint32_t i = 0; i < count; i++) {
if ((i & 0XFF) == 0) {
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, ".");
gslc_Update(&m_gui);
}
if (!card.writeData(cache.data)) {
sdError("Clear FAT/DIR writeData failed");
}
}
if (!card.writeStop()) {
sdError("Clear FAT/DIR writeStop failed");
}
#endif // USE_SDIO
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "\n");
gslc_Update(&m_gui);
}
//------------------------------------------------------------------------------
// return cylinder number for a logical block number
uint16_t lbnToCylinder(uint32_t lbn) {
return lbn / (numberOfHeads * sectorsPerTrack);
}
//------------------------------------------------------------------------------
// return head number for a logical block number
uint8_t lbnToHead(uint32_t lbn) {
return (lbn % (numberOfHeads * sectorsPerTrack)) / sectorsPerTrack;
}
//------------------------------------------------------------------------------
// return sector number for a logical block number
uint8_t lbnToSector(uint32_t lbn) {
return (lbn % sectorsPerTrack) + 1;
}
//------------------------------------------------------------------------------
// format and write the Master Boot Record
void writeMbr() {
clearCache(true);
part_t* p = cache.mbr.part;
p->boot = 0;
uint16_t c = lbnToCylinder(relSector);
if (c > 1023) {
sdError("MBR CHS");
}
p->beginCylinderHigh = c >> 8;
p->beginCylinderLow = c & 0XFF;
p->beginHead = lbnToHead(relSector);
p->beginSector = lbnToSector(relSector);
p->type = partType;
uint32_t endLbn = relSector + partSize - 1;
c = lbnToCylinder(endLbn);
if (c <= 1023) {
p->endCylinderHigh = c >> 8;
p->endCylinderLow = c & 0XFF;
p->endHead = lbnToHead(endLbn);
p->endSector = lbnToSector(endLbn);
} else {
// Too big flag, c = 1023, h = 254, s = 63
p->endCylinderHigh = 3;
p->endCylinderLow = 255;
p->endHead = 254;
p->endSector = 63;
}
p->firstSector = relSector;
p->totalSectors = partSize;
if (!writeCache(0)) {
sdError("write MBR");
}
}
//------------------------------------------------------------------------------
// generate serial number from card size and micros since boot
uint32_t volSerialNumber() {
return (cardSizeBlocks << 8) + micros();
}
//------------------------------------------------------------------------------
// format the SD as FAT16
void makeFat16() {
uint32_t nc;
for (dataStart = 2 * BU16;; dataStart += BU16) {
nc = (cardSizeBlocks - dataStart)/sectorsPerCluster;
fatSize = (nc + 2 + 255)/256;
uint32_t r = BU16 + 1 + 2 * fatSize + 32;
if (dataStart < r) {
continue;
}
relSector = dataStart - r + BU16;
break;
}
// check valid cluster count for FAT16 volume
if (nc < 4085 || nc >= 65525) {
sdError("Bad cluster count");
}
reservedSectors = 1;
fatStart = relSector + reservedSectors;
partSize = nc * sectorsPerCluster + 2 * fatSize + reservedSectors + 32;
if (partSize < 32680) {
partType = 0X01;
} else if (partSize < 65536) {
partType = 0X04;
} else {
partType = 0X06;
}
// write MBR
writeMbr();
clearCache(true);
fat_boot_t* pb = &cache.fbs;
pb->jump[0] = 0XEB;
pb->jump[1] = 0X00;
pb->jump[2] = 0X90;
for (uint8_t i = 0; i < sizeof(pb->oemId); i++) {
pb->oemId[i] = ' ';
}
pb->bytesPerSector = 512;
pb->sectorsPerCluster = sectorsPerCluster;
pb->reservedSectorCount = reservedSectors;
pb->fatCount = 2;
pb->rootDirEntryCount = 512;
pb->mediaType = 0XF8;
pb->sectorsPerFat16 = fatSize;
pb->sectorsPerTrack = sectorsPerTrack;
pb->headCount = numberOfHeads;
pb->hidddenSectors = relSector;
pb->totalSectors32 = partSize;
pb->driveNumber = 0X80;
pb->bootSignature = EXTENDED_BOOT_SIG;
pb->volumeSerialNumber = volSerialNumber();
memcpy(pb->volumeLabel, noName, sizeof(pb->volumeLabel));
memcpy(pb->fileSystemType, fat16str, sizeof(pb->fileSystemType));
// write partition boot sector
if (!writeCache(relSector)) {
sdError("FAT16 write PBS failed");
}
// clear FAT and root directory
clearFatDir(fatStart, dataStart - fatStart);
clearCache(false);
cache.fat16[0] = 0XFFF8;
cache.fat16[1] = 0XFFFF;
// write first block of FAT and backup for reserved clusters
if (!writeCache(fatStart)
|| !writeCache(fatStart + fatSize)) {
sdError("FAT16 reserve failed");
}
}
//------------------------------------------------------------------------------
// format the SD as FAT32
void makeFat32() {
uint32_t nc;
relSector = BU32;
for (dataStart = 2 * BU32;; dataStart += BU32) {
nc = (cardSizeBlocks - dataStart)/sectorsPerCluster;
fatSize = (nc + 2 + 127)/128;
uint32_t r = relSector + 9 + 2 * fatSize;
if (dataStart >= r) {
break;
}
}
// error if too few clusters in FAT32 volume
if (nc < 65525) {
sdError("Bad cluster count");
}
reservedSectors = dataStart - relSector - 2 * fatSize;
fatStart = relSector + reservedSectors;
partSize = nc * sectorsPerCluster + dataStart - relSector;
// type depends on address of end sector
// max CHS has lbn = 16450560 = 1024*255*63
if ((relSector + partSize) <= 16450560) {
// FAT32
partType = 0X0B;
} else {
// FAT32 with INT 13
partType = 0X0C;
}
writeMbr();
clearCache(true);
fat32_boot_t* pb = &cache.fbs32;
pb->jump[0] = 0XEB;
pb->jump[1] = 0X00;
pb->jump[2] = 0X90;
for (uint8_t i = 0; i < sizeof(pb->oemId); i++) {
pb->oemId[i] = ' ';
}
pb->bytesPerSector = 512;
pb->sectorsPerCluster = sectorsPerCluster;
pb->reservedSectorCount = reservedSectors;
pb->fatCount = 2;
pb->mediaType = 0XF8;
pb->sectorsPerTrack = sectorsPerTrack;
pb->headCount = numberOfHeads;
pb->hidddenSectors = relSector;
pb->totalSectors32 = partSize;
pb->sectorsPerFat32 = fatSize;
pb->fat32RootCluster = 2;
pb->fat32FSInfo = 1;
pb->fat32BackBootBlock = 6;
pb->driveNumber = 0X80;
pb->bootSignature = EXTENDED_BOOT_SIG;
pb->volumeSerialNumber = volSerialNumber();
memcpy(pb->volumeLabel, noName, sizeof(pb->volumeLabel));
memcpy(pb->fileSystemType, fat32str, sizeof(pb->fileSystemType));
// write partition boot sector and backup
if (!writeCache(relSector)
|| !writeCache(relSector + 6)) {
sdError("FAT32 write PBS failed");
}
clearCache(true);
// write extra boot area and backup
if (!writeCache(relSector + 2)
|| !writeCache(relSector + 8)) {
sdError("FAT32 PBS ext failed");
}
fat32_fsinfo_t* pf = &cache.fsinfo;
pf->leadSignature = FSINFO_LEAD_SIG;
pf->structSignature = FSINFO_STRUCT_SIG;
pf->freeCount = 0XFFFFFFFF;
pf->nextFree = 0XFFFFFFFF;
// write FSINFO sector and backup
if (!writeCache(relSector + 1)
|| !writeCache(relSector + 7)) {
sdError("FAT32 FSINFO failed");
}
clearFatDir(fatStart, 2 * fatSize + sectorsPerCluster);
clearCache(false);
cache.fat32[0] = 0x0FFFFFF8;
cache.fat32[1] = 0x0FFFFFFF;
cache.fat32[2] = 0x0FFFFFFF;
// write first block of FAT and backup for reserved clusters
if (!writeCache(fatStart)
|| !writeCache(fatStart + fatSize)) {
sdError("FAT32 reserve failed");
}
}
//------------------------------------------------------------------------------
// flash erase all data
uint32_t const ERASE_SIZE = 262144L;
void eraseCard() {
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "Erasing\n");
gslc_Update(&m_gui);
uint32_t firstBlock = 0;
uint32_t lastBlock;
uint16_t n = 0;
do {
lastBlock = firstBlock + ERASE_SIZE - 1;
if (lastBlock >= cardSizeBlocks) {
lastBlock = cardSizeBlocks - 1;
}
if (!card.erase(firstBlock, lastBlock)) {
sdError("erase failed");
}
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, ".");
gslc_Update(&m_gui);
if ((n++)%32 == 31) {
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "\n");
gslc_Update(&m_gui);
}
firstBlock += ERASE_SIZE;
} while (firstBlock < cardSizeBlocks);
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "\n");
gslc_Update(&m_gui);
if (!card.readBlock(0, cache.data)) {
sdError("readBlock");
}
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "Erase done\n");
gslc_Update(&m_gui);
}
//------------------------------------------------------------------------------
void formatCard() {
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "Formatting\n");
gslc_Update(&m_gui);
initSizes();
if (card.type() != SD_CARD_TYPE_SDHC) {
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "FAT16\n");
gslc_Update(&m_gui);
makeFat16();
} else {
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "FAT32\n");
gslc_Update(&m_gui);
makeFat32();
}
#if DEBUG_PRINT
debugPrint();
#endif // DEBUG_PRINT
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, "Format done\n");
gslc_Update(&m_gui);
}
//------------------------------------------------------------------------------
void eraseAndFormatCard() {
#if USE_SDIO
if (!card.begin()) {
sdError("card.begin failed");
}
#else // USE_SDIO
if (!card.begin(chipSelect, SPI_SPEED)) {
sdError("card.begin failed");
}
#endif
cardSizeBlocks = card.cardSize();
if (cardSizeBlocks == 0) {
sdError("cardSize");
}
cardCapacityMB = (cardSizeBlocks + 2047)/2048;
char textForDisplay[128];
snprintf(textForDisplay, 128, "Card Size: : %.0fMB, (MB = 1,000,000 bytes)\n", 1.048576*cardCapacityMB);
gslc_ElemXTextboxAdd(&m_gui, m_pElemSDInfo, textForDisplay);
gslc_Update(&m_gui);
eraseCard();
formatCard();
}
//------------------------------------------------------------------------------
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