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Add debug print for serial link errors 

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master
Fred Sundvik 2016-05-15 11:36:39 +03:00
parent 59657355d2
commit 3b422d2ac4
1 changed files with 49 additions and 3 deletions
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52
serial_link/system/system.c
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@ -58,6 +58,8 @@ static SerialConfig config = {
.sc_speed = SERIAL_LINK_BAUD
};
//#define DEBUG_LINK_ERRORS
static uint32_t read_from_serial(SerialDriver* driver, uint8_t link) {
const uint32_t buffer_size = 16;
uint8_t buffer[buffer_size];
@ -71,6 +73,37 @@ static uint32_t read_from_serial(SerialDriver* driver, uint8_t link) {
return bytes_read;
}
static void print_error(char* str, eventflags_t flags, SerialDriver* driver) {
#ifdef DEBUG_LINK_ERRORS
if (flags & SD_PARITY_ERROR) {
print(str);
print(" Parity error\n");
}
if (flags & SD_FRAMING_ERROR) {
print(str);
print(" Framing error\n");
}
if (flags & SD_OVERRUN_ERROR) {
print(str);
uint32_t size = qSpaceI(&(driver->iqueue));
xprintf(" Overrun error, queue size %d\n", size);
}
if (flags & SD_NOISE_ERROR) {
print(str);
print(" Noise error\n");
}
if (flags & SD_BREAK_DETECTED) {
print(str);
print(" Break detected\n");
}
#else
(void)str;
(void)flags;
(void)driver;
#endif
}
// TODO: Optimize the stack size, this is probably way too big
static THD_WORKING_AREA(serialThreadStack, 1024);
static THD_FUNCTION(serialThread, arg) {
@ -79,20 +112,33 @@ static THD_FUNCTION(serialThread, arg) {
event_listener_t sd1_listener;
event_listener_t sd2_listener;
chEvtRegister(&new_data_event, &new_data_listener, 0);
eventflags_t events = CHN_INPUT_AVAILABLE
| SD_PARITY_ERROR | SD_FRAMING_ERROR | SD_OVERRUN_ERROR | SD_NOISE_ERROR | SD_BREAK_DETECTED;
chEvtRegisterMaskWithFlags(chnGetEventSource(&SD1),
&sd1_listener,
EVENT_MASK(1),
CHN_INPUT_AVAILABLE);
events);
chEvtRegisterMaskWithFlags(chnGetEventSource(&SD2),
&sd2_listener,
EVENT_MASK(2),
CHN_INPUT_AVAILABLE);
events);
bool need_wait = false;
bool is_master = false;
while(true) {
eventflags_t flags1 = 0;
eventflags_t flags2 = 0;
if (need_wait) {
chEvtWaitAnyTimeout(ALL_EVENTS, MS2ST(1000));
eventmask_t mask = chEvtWaitAnyTimeout(ALL_EVENTS, MS2ST(1000));
if (mask & EVENT_MASK(1)) {
flags1 = chEvtGetAndClearFlags(&sd1_listener);
print_error("DOWNLINK", flags1, &SD1);
}
if (mask & EVENT_MASK(2)) {
flags2 = chEvtGetAndClearFlags(&sd2_listener);
print_error("UPLINK", flags2, &SD2);
}
}
// Always stay as master, even if the USB goes into sleep mode
is_master |= usbGetDriverStateI(&USBD1) == USB_ACTIVE;
router_set_master(is_master);