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N64: Add error message if eeprom does not return data
Should prevent problem as described in discussion #857
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parent
2e72842bb1
commit
029c33dfb9
@ -2256,7 +2256,7 @@ void writeEeprom() {
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}
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}
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void readEepromPageList(byte* output, byte page_number, byte page_count) {
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boolean readEepromPageList(byte* output, byte page_number, byte page_count) {
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byte command[] = { 0x04, page_number };
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// Disable interrupts for more uniform clock pulses
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@ -2267,7 +2267,12 @@ void readEepromPageList(byte* output, byte page_number, byte page_count) {
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noInterrupts();
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sendJoyBus(command, sizeof(command));
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// XXX: is it possible to read more than 8 bytes at a time ?
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recvJoyBus(output, 8);
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if (recvJoyBus(output, 8) > 0) {
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// If any missing bytes error out
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interrupts();
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return 0;
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break;
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}
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interrupts();
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if (page_count)
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@ -2276,6 +2281,7 @@ void readEepromPageList(byte* output, byte page_number, byte page_count) {
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command[1]++;
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output += 8;
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}
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return 1;
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}
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// Dump Eeprom to SD
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@ -2300,14 +2306,19 @@ void readEeprom() {
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}
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for (int i = 0; i < eepPages; i += sizeof(sdBuffer) / 8) {
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readEepromPageList(sdBuffer, i, sizeof(sdBuffer) / 8);
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// If any missing bytes error out
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if (readEepromPageList(sdBuffer, i, sizeof(sdBuffer) / 8) == 0) {
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println_Msg(F(""));
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print_STR(error_STR, 0);
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println_Msg(F("no data received"));
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println_Msg(F(""));
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break;
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}
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// Write 64 pages at once to the SD card
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myFile.write(sdBuffer, sizeof(sdBuffer));
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}
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// Close the file:
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myFile.close();
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//clear the screen
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display_Clear();
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print_Msg(F("Saved to "));
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print_Msg(folder);
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println_Msg(F("/"));
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