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mc33 better error handling

This commit is contained in:
rusefi 2020-04-14 15:05:33 -04:00
parent 049724b902
commit 90ecfb51fe
1 changed files with 10 additions and 2 deletions
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12
firmware/hw_layer/mc33816.cpp
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@ -47,10 +47,13 @@ static SPIConfig spiCfg = { .circular = false,
static SPIDriver *driver;
static bool validateChipId() {
return (mcChipId >> 8) == 0x9D;
}
static void showStats() {
// x9D is product code or something, and 43 is the revision?
scheduleMsg(logger, "MC %x %s", mcChipId, (mcChipId >> 8) == 0x9D ? "hooray!" : "not hooray :(");
scheduleMsg(logger, "MC %x %s", mcChipId, validateChipId() ? "hooray!" : "not hooray :(");
if (CONFIG(mc33816_flag0) != GPIO_UNASSIGNED) {
scheduleMsg(logger, "flag0 before %d after %d", flag0before, flag0after);
@ -58,7 +61,7 @@ static void showStats() {
scheduleMsg(logger, "flag0 right now %d", efiReadPin(CONFIG(mc33816_flag0)));
} else {
scheduleMsg(logger, "No flag0");
scheduleMsg(logger, "No flag0 pin selected");
}
}
@ -356,6 +359,11 @@ void initMc33816(Logging *sharedLogger) {
setup_spi();
mcChipId = readId();
if (!validateChipId()) {
firmwareError(OBD_PCM_Processor_Fault, "No comm with MC33");
return;
}
download_RAM(CODE_RAM1); // transfers code RAM1
download_RAM(CODE_RAM2); // transfers code RAM2
download_RAM(DATA_RAM); // transfers data RAM