int main()
{
uint8_t index = 0;
uint8_t maxhsize = DISPLAY_CHAR_WIDTH;
FRESULT fr;
uint32_t state = ST_START;
uint32_t nameCount = 0;
uint32_t vpos = 0;
uint32_t hpos = 0;
#if defined(PCBTARANIS)
wdt_reset();
RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN; // Enable portA clock
#endif
pwrInit();
#if defined(PCBSKY9X)
MATRIX->CCFG_SYSIO |= 0x000000F0L; // Disable syspins, enable B4,5,6,7
#endif
#if defined(PCBSKY9X)
init_SDcard();
PIOC->PIO_PER = PIO_PC25; // Enable bit C25 (USB-detect)
start_timer0();
#endif
lcdInit();
#if defined(PCBSKY9X)
extern uint8_t OptrexDisplay;
OptrexDisplay = 1;
#endif
lcd_clear();
lcd_putsLeft(0, BOOTLOADER_TITLE);
lcd_invert_line(0);
lcdRefresh();
#if defined(PCBSKY9X)
OptrexDisplay = 0;
lcdRefresh();
#endif
#if defined(PCBTARANIS)
keysInit();
I2C_EE_Init();
init_hw_timer();
#endif
__enable_irq();
init10msTimer();
#if defined(PCBSKY9X)
EblockAddress = -1;
init_spi();
#endif
#if defined(PCBSKY9X)
LockBits = readLockBits();
if (LockBits) {
clearLockBits();
}
#endif
#if defined(PCBTARANIS)
// SD card detect pin
sdInit();
usbInit();
usbStart();
#endif
for (;;) {
wdt_reset();
if (Tenms) {
if (EE_timer) {
if (--EE_timer == 0) {
#if defined(PCBSKY9X)
writeBlock();
#endif
}
}
Tenms = 0;
lcd_clear();
lcd_putsLeft(0, BOOTLOADER_TITLE);
lcd_invert_line(0);
uint8_t event = getEvent();
if (state != ST_USB) {
if (usbPlugged()) {
state = ST_USB;
if (!unlocked) {
unlocked = 1;
unlockFlash();
}
usbPluggedIn();
}
}
if (state == ST_START) {
lcd_putsLeft(2*FH, "\010Write Firmware");
lcd_putsLeft(3*FH, "\010Restore EEPROM");
lcd_putsLeft(4*FH, "\010Exit");
lcd_invert_line(2+vpos);
lcd_putsLeft(7*FH, INDENT "Or plug in a USB cable for mass storage");
if (event == EVT_KEY_FIRST(BOOT_KEY_DOWN)) {
vpos == 2 ? vpos = 0 : vpos = vpos+1;
}
else if (event == EVT_KEY_FIRST(BOOT_KEY_UP)) {
vpos == 0 ? vpos = 2 : vpos = vpos-1;
}
else if (event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
switch (vpos) {
case 0:
state = ST_FLASH_MENU;
break;
case 1:
state = ST_RESTORE_MENU;
break;
default:
state = ST_REBOOT;
}
}
}
if (state == ST_USB) {
lcd_putsLeft(4*FH, "\026USB Connected");
if (usbPlugged() == 0) {
vpos = 0;
if (unlocked) {
lockFlash();
unlocked = 0;
}
state = ST_START;
}
#if defined(PCBSKY9X)
usbMassStorage();
#endif
}
if (state == ST_FLASH_MENU || state == ST_RESTORE_MENU) {
sdInit();
memoryType = (state == ST_RESTORE_MENU ? MEM_EEPROM : MEM_FLASH);
state = ST_DIR_CHECK;
}
else if (state == ST_DIR_CHECK) {
fr = f_chdir(getBinaryPath());
if (fr == FR_OK) {
state = ST_OPEN_DIR;
}
else {
lcd_putsLeft(2*FH, INDENT "Directory is missing!");
if (event == EVT_KEY_BREAK(BOOT_KEY_EXIT) || event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
vpos = 0;
state = ST_START;
}
}
}
if (state == ST_OPEN_DIR) {
index = 0;
fr = f_opendir(&Dj, ".");
if (fr == FR_OK) {
state = ST_FILE_LIST;
nameCount = fillNames(0);
hpos = 0;
vpos = 0;
}
}
if (state == ST_FILE_LIST) {
uint32_t limit = 6;
if (nameCount < limit) {
limit = nameCount;
}
maxhsize = 0;
for (uint32_t i=0; i<limit; i++) {
uint32_t x;
x = strlen(Filenames[i]);
if (x > maxhsize) {
maxhsize = x;
}
if (x > DISPLAY_CHAR_WIDTH) {
if (hpos + DISPLAY_CHAR_WIDTH > x) {
x = x - DISPLAY_CHAR_WIDTH;
}
else {
x = hpos;
}
}
else {
x = 0;
}
lcd_putsnAtt(INDENT_WIDTH, 16 + FH * i, &Filenames[i][x], DISPLAY_CHAR_WIDTH, 0);
}
if (event == EVT_KEY_REPT(BOOT_KEY_DOWN) || event == EVT_KEY_FIRST(BOOT_KEY_DOWN)) {
if (vpos < limit - 1) {
vpos += 1;
}
else {
if (nameCount > limit) {
index += 1;
nameCount = fillNames(index);
}
}
}
else if (event == EVT_KEY_REPT(BOOT_KEY_UP) || event == EVT_KEY_FIRST(BOOT_KEY_UP)) {
if (vpos > 0) {
vpos -= 1;
}
else {
if (index) {
index -= 1;
nameCount = fillNames(index);
}
}
}
#if !defined(PCBTARANIS)
else if (event == EVT_KEY_REPT(BOOT_KEY_RIGHT) || event == EVT_KEY_FIRST(BOOT_KEY_RIGHT)) {
if (hpos + DISPLAY_CHAR_WIDTH < maxhsize) {
hpos += 1;
}
}
else if (event == EVT_KEY_REPT(BOOT_KEY_LEFT) || event == EVT_KEY_FIRST(BOOT_KEY_LEFT)) {
if (hpos) {
hpos -= 1;
}
}
#endif
else if (event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
// Select file to flash
state = ST_FLASH_CHECK;
Valid = 0;
}
else if (event == EVT_KEY_FIRST(BOOT_KEY_EXIT)) {
state = ST_START;
vpos = 0;
}
lcd_invert_line(2 + vpos);
}
else if (state == ST_FLASH_CHECK) {
int result = menuFlashFile(vpos, event);
FirmwareSize = FileSize[vpos] - BOOTLOADER_SIZE;
if (result == 0) {
// canceled
state = ST_FILE_LIST;
}
else if (result == 1) {
// confirmed
firmwareAddress = FIRMWARE_ADDRESS + BOOTLOADER_SIZE;
firmwareWritten = 0;
eepromAddress = 0;
eepromWritten = 0;
state = ST_FLASHING;
}
}
else if (state == ST_FLASHING) {
// commit to flashing
lcd_putsLeft(4*FH, "\032Writing...");
if (!unlocked && (memoryType == MEM_FLASH)) {
unlocked = 1;
unlockFlash();
}
int progress;
if (memoryType == MEM_FLASH) {
writeFlashBlock();
firmwareWritten += sizeof(Block_buffer);
progress = (200*firmwareWritten) / FirmwareSize;
}
else {
writeEepromBlock();
eepromWritten += sizeof(Block_buffer);
progress = (200*eepromWritten) / EESIZE;
}
lcd_rect( 3, 6*FH+4, 204, 7);
lcd_hline(5, 6*FH+6, progress, FORCE);
lcd_hline(5, 6*FH+7, progress, FORCE);
lcd_hline(5, 6*FH+8, progress, FORCE);
fr = f_read(&FlashFile, (BYTE *)Block_buffer, sizeof(Block_buffer), &BlockCount);
if (BlockCount == 0) {
state = ST_FLASH_DONE; // EOF
}
if (firmwareWritten >= FLASHSIZE - BOOTLOADER_SIZE) {
state = ST_FLASH_DONE; // Backstop
}
if (eepromWritten >= EESIZE) {
state = ST_FLASH_DONE; // Backstop
}
}
if (state == ST_FLASH_DONE) {
if (unlocked) {
lockFlash();
unlocked = 0;
}
lcd_putsLeft(4*FH, "\024Writing Complete");
if (event == EVT_KEY_FIRST(BOOT_KEY_EXIT) || event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
state = ST_START;
vpos = 0;
}
}
if (event == EVT_KEY_LONG(BOOT_KEY_EXIT)) {
state = ST_REBOOT;
}
lcdRefresh();
if (PowerUpDelay < 20) { // 200 mS
PowerUpDelay += 1;
}
else {
sdPoll10ms();
}
}
if (pwrCheck() == e_power_off && state != ST_FLASHING && state != ST_USB) {
pwrOff();
for (;;) {
// Wait for power to go off
}
}
if (state == ST_REBOOT) {
if ((~readKeys() & 0x7E) == 0) {
NVIC_SystemReset();
}
}
}
return 0;
}
int main()
{
uint8_t index = 0;
uint8_t maxhsize = DISPLAY_CHAR_WIDTH;
FRESULT fr;
uint32_t state = ST_START;
uint32_t nameCount = 0;
uint32_t vpos = 0;
uint32_t hpos = 0;
#if defined(PCBTARANIS)
wdt_reset();
RCC_AHB1PeriphClockCmd(PWR_RCC_AHB1Periph | KEYS_RCC_AHB1Periph | LCD_RCC_AHB1Periph | BACKLIGHT_RCC_AHB1Periph | I2C_RCC_AHB1Periph | SD_RCC_AHB1Periph, ENABLE);
RCC_APB1PeriphClockCmd(LCD_RCC_APB1Periph | BACKLIGHT_RCC_APB1Periph | INTERRUPT_5MS_APB1Periph | I2C_RCC_APB1Periph | SD_RCC_APB1Periph, ENABLE);
RCC_APB2PeriphClockCmd(BACKLIGHT_RCC_APB2Periph, ENABLE);
#endif
pwrInit();
delaysInit(); //needed for lcdInit()
lcdInit();
backlightInit();
lcd_clear();
lcd_putsn(0, 0, (const char *)bootloaderVersion, 0); // trick to avoid bootloaderVersion to be optimized out ...
lcd_putsLeft(0, BOOTLOADER_TITLE);
lcd_invert_line(0);
lcdRefresh();
keysInit();
i2cInit();
__enable_irq();
init10msTimer();
#if defined(PCBTARANIS)
// SD card detect pin
sdInit();
usbInit();
#endif
for (;;) {
wdt_reset();
if (Tenms) {
Tenms = 0;
lcdRefreshWait();
lcd_clear();
lcd_putsLeft(0, BOOTLOADER_TITLE);
lcd_invert_line(0);
uint8_t event = getEvent();
if (state != ST_USB) {
if (usbPlugged()) {
state = ST_USB;
if (!unlocked) {
unlocked = 1;
unlockFlash();
}
usbPluggedIn();
}
}
if (state == ST_START) {
lcd_putsLeft(2*FH, "\010Write Firmware");
lcd_putsLeft(3*FH, "\010Restore EEPROM");
lcd_putsLeft(4*FH, "\010Exit");
lcd_invert_line(2+vpos);
lcd_putsLeft(7*FH, INDENT "Or plug in a USB cable for mass storage");
if (event == EVT_KEY_FIRST(BOOT_KEY_DOWN)) {
vpos == 2 ? vpos = 0 : vpos = vpos+1;
}
else if (event == EVT_KEY_FIRST(BOOT_KEY_UP)) {
vpos == 0 ? vpos = 2 : vpos = vpos-1;
}
else if (event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
switch (vpos) {
case 0:
state = ST_FLASH_MENU;
break;
case 1:
state = ST_RESTORE_MENU;
break;
default:
state = ST_REBOOT;
}
}
}
if (state == ST_USB) {
lcd_putsLeft(4*FH, "\026USB Connected");
if (usbPlugged() == 0) {
vpos = 0;
if (unlocked) {
lockFlash();
unlocked = 0;
}
state = ST_START;
}
#if defined(PCBSKY9X)
usbMassStorage();
#endif
}
if (state == ST_FLASH_MENU || state == ST_RESTORE_MENU) {
sdInit();
memoryType = (state == ST_RESTORE_MENU ? MEM_EEPROM : MEM_FLASH);
state = ST_DIR_CHECK;
}
else if (state == ST_DIR_CHECK) {
fr = f_chdir(getBinaryPath());
if (fr == FR_OK) {
state = ST_OPEN_DIR;
}
else {
lcd_putsLeft(2*FH, INDENT "Directory is missing!");
if (event == EVT_KEY_BREAK(BOOT_KEY_EXIT) || event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
vpos = 0;
state = ST_START;
}
}
}
if (state == ST_OPEN_DIR) {
index = 0;
fr = f_opendir(&Dj, ".");
if (fr == FR_OK) {
state = ST_FILE_LIST;
nameCount = fillNames(0);
hpos = 0;
vpos = 0;
}
}
if (state == ST_FILE_LIST) {
uint32_t limit = 6;
if (nameCount < limit) {
limit = nameCount;
}
maxhsize = 0;
for (uint32_t i=0; i<limit; i++) {
uint32_t x;
x = strlen(Filenames[i]);
if (x > maxhsize) {
maxhsize = x;
}
if (x > DISPLAY_CHAR_WIDTH) {
if (hpos + DISPLAY_CHAR_WIDTH > x) {
x = x - DISPLAY_CHAR_WIDTH;
}
else {
x = hpos;
}
}
else {
x = 0;
}
lcd_putsnAtt(INDENT_WIDTH, 16 + FH * i, &Filenames[i][x], DISPLAY_CHAR_WIDTH, 0);
}
if (event == EVT_KEY_REPT(BOOT_KEY_DOWN) || event == EVT_KEY_FIRST(BOOT_KEY_DOWN)) {
if (vpos < limit - 1) {
vpos += 1;
}
else {
if (nameCount > limit) {
index += 1;
nameCount = fillNames(index);
}
}
}
else if (event == EVT_KEY_REPT(BOOT_KEY_UP) || event == EVT_KEY_FIRST(BOOT_KEY_UP)) {
if (vpos > 0) {
vpos -= 1;
}
else {
if (index) {
index -= 1;
nameCount = fillNames(index);
}
}
}
#if !defined(PCBTARANIS)
else if (event == EVT_KEY_REPT(BOOT_KEY_RIGHT) || event == EVT_KEY_FIRST(BOOT_KEY_RIGHT)) {
if (hpos + DISPLAY_CHAR_WIDTH < maxhsize) {
hpos += 1;
}
}
else if (event == EVT_KEY_REPT(BOOT_KEY_LEFT) || event == EVT_KEY_FIRST(BOOT_KEY_LEFT)) {
if (hpos) {
hpos -= 1;
}
}
#endif
else if (event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
// Select file to flash
state = ST_FLASH_CHECK;
Valid = 0;
}
else if (event == EVT_KEY_FIRST(BOOT_KEY_EXIT)) {
state = ST_START;
vpos = 0;
}
lcd_invert_line(2 + vpos);
}
else if (state == ST_FLASH_CHECK) {
int result = menuFlashFile(vpos, event);
FirmwareSize = FileSize[vpos] - BOOTLOADER_SIZE;
if (result == 0) {
// canceled
state = ST_FILE_LIST;
}
else if (result == 1) {
// confirmed
firmwareAddress = FIRMWARE_ADDRESS + BOOTLOADER_SIZE;
firmwareWritten = 0;
eepromAddress = 0;
eepromWritten = 0;
state = ST_FLASHING;
}
}
else if (state == ST_FLASHING) {
// commit to flashing
lcd_putsLeft(4*FH, "\032Writing...");
if (!unlocked && (memoryType == MEM_FLASH)) {
unlocked = 1;
unlockFlash();
}
int progress;
if (memoryType == MEM_FLASH) {
writeFlashBlock();
firmwareWritten += sizeof(Block_buffer);
progress = (200*firmwareWritten) / FirmwareSize;
}
else {
writeEepromBlock();
eepromWritten += sizeof(Block_buffer);
progress = (200*eepromWritten) / EESIZE;
}
lcd_rect( 3, 6*FH+4, 204, 7);
lcd_hline(5, 6*FH+6, progress, FORCE);
lcd_hline(5, 6*FH+7, progress, FORCE);
lcd_hline(5, 6*FH+8, progress, FORCE);
fr = f_read(&FlashFile, (BYTE *)Block_buffer, sizeof(Block_buffer), &BlockCount);
if (BlockCount == 0) {
state = ST_FLASH_DONE; // EOF
}
if (firmwareWritten >= FLASHSIZE - BOOTLOADER_SIZE) {
state = ST_FLASH_DONE; // Backstop
}
if (eepromWritten >= EESIZE) {
state = ST_FLASH_DONE; // Backstop
}
}
if (state == ST_FLASH_DONE) {
if (unlocked) {
lockFlash();
unlocked = 0;
}
lcd_putsLeft(4*FH, "\024Writing Complete");
if (event == EVT_KEY_FIRST(BOOT_KEY_EXIT) || event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
state = ST_START;
vpos = 0;
}
}
if (event == EVT_KEY_LONG(BOOT_KEY_EXIT)) {
state = ST_REBOOT;
}
lcdRefresh();
if (PowerUpDelay < 20) { // 200 mS
PowerUpDelay += 1;
}
else {
sdPoll10ms();
}
}
if (state != ST_FLASHING && state != ST_USB) {
#if defined(REV9E)
if (pwrPressed()) {
#else
if (pwrCheck() == e_power_off) {
#endif
lcdOff(); // this drains LCD caps
pwrOff();
for (;;) {
// Wait for power to go off
}
}
}
if (state == ST_REBOOT) {
if (readKeys() == 0) {
lcd_clear();
lcdRefresh();
lcdRefreshWait();
RCC->CSR |= RCC_CSR_RMVF; //clear the reset flags in RCC clock control & status register
NVIC_SystemReset();
}
}
}
return 0;
}
