cottongin/crosspoint-reader
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Prevent SD card error causing boot loop (#122)

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## Summary

* Prevent SD card error causing boot loop
* We need the screen and fonts to be initialized to show the full screen
error message
* Prior to this change, trying to render the font would crash the
firmware and boot loop it
This commit is contained in:
Dave Allie 2025-12-24 22:33:21 +11:00 committed by GitHub
parent 2771579007
commit ea0abaf351
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GPG Key ID: B5690EEEBB952194
1 changed files with 11 additions and 8 deletions
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19
src/main.cpp
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@ -158,6 +158,15 @@ void onGoHome() {
enterNewActivity(new HomeActivity(renderer, inputManager, onGoToReaderHome, onGoToSettings, onGoToFileTransfer));
}
void setupDisplayAndFonts() {
einkDisplay.begin();
Serial.printf("[%lu] [ ] Display initialized\n", millis());
renderer.insertFont(READER_FONT_ID, bookerlyFontFamily);
renderer.insertFont(UI_FONT_ID, ubuntuFontFamily);
renderer.insertFont(SMALL_FONT_ID, smallFontFamily);
Serial.printf("[%lu] [ ] Fonts setup\n", millis());
}
void setup() {
t1 = millis();
@ -179,6 +188,7 @@ void setup() {
// SD Card Initialization
if (!SD.begin(SD_SPI_CS, SPI, SPI_FQ)) {
Serial.printf("[%lu] [ ] SD card initialization failed\n", millis());
setupDisplayAndFonts();
exitActivity();
enterNewActivity(new FullScreenMessageActivity(renderer, inputManager, "SD card error", BOLD));
return;
@ -189,14 +199,7 @@ void setup() {
// verify power button press duration after we've read settings.
verifyWakeupLongPress();
// Initialize display
einkDisplay.begin();
Serial.printf("[%lu] [ ] Display initialized\n", millis());
renderer.insertFont(READER_FONT_ID, bookerlyFontFamily);
renderer.insertFont(UI_FONT_ID, ubuntuFontFamily);
renderer.insertFont(SMALL_FONT_ID, smallFontFamily);
Serial.printf("[%lu] [ ] Fonts setup\n", millis());
setupDisplayAndFonts();
exitActivity();
enterNewActivity(new BootActivity(renderer, inputManager));