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Add hidden Serial debug options

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Co-Authored-By: ejtagle <ejtagle@hotmail.com>
This commit is contained in:
Scott Lahteine 2018-06-09 22:08:48 -05:00
parent 17a965de17
commit 095cc75838
3 changed files with 57 additions and 0 deletions
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21
Marlin/MarlinSerial.cpp
View File

@ -71,6 +71,14 @@
uint8_t rx_dropped_bytes = 0;
#endif
#if ENABLED(SERIAL_STATS_RX_BUFFER_OVERRUNS)
uint8_t rx_buffer_overruns = 0;
#endif
#if ENABLED(SERIAL_STATS_RX_FRAMING_ERRORS)
uint8_t rx_framing_errors = 0;
#endif
#if ENABLED(SERIAL_STATS_MAX_RX_QUEUED)
ring_buffer_pos_t rx_max_enqueued = 0;
#endif
@ -94,6 +102,19 @@
// Get the next element
ring_buffer_pos_t i = (ring_buffer_pos_t)(h + 1) & (ring_buffer_pos_t)(RX_BUFFER_SIZE - 1);
// This must read the M_UCSRxA register before reading the received byte to detect error causes
#if ENABLED(SERIAL_STATS_DROPPED_RX)
if (TEST(M_UCSRxA, M_DORx) && !++rx_dropped_bytes) --rx_dropped_bytes;
#endif
#if ENABLED(SERIAL_STATS_RX_BUFFER_OVERRUNS)
if (TEST(M_UCSRxA, M_DORx) && !++rx_buffer_overruns) --rx_buffer_overruns;
#endif
#if ENABLED(SERIAL_STATS_RX_FRAMING_ERRORS)
if (TEST(M_UCSRxA, M_FEx) && !++rx_framing_errors) --rx_framing_errors;
#endif
// Read the character from the USART
uint8_t c = M_UDRx;

19
Marlin/MarlinSerial.h
View File

@ -60,6 +60,9 @@
#define M_TXCx SERIAL_REGNAME(TXC,SERIAL_PORT,)
#define M_RXCIEx SERIAL_REGNAME(RXCIE,SERIAL_PORT,)
#define M_UDREx SERIAL_REGNAME(UDRE,SERIAL_PORT,)
#define M_FEx SERIAL_REGNAME(FE,SERIAL_PORT,)
#define M_DORx SERIAL_REGNAME(DOR,SERIAL_PORT,)
#define M_UPEx SERIAL_REGNAME(UPE,SERIAL_PORT,)
#define M_UDRIEx SERIAL_REGNAME(UDRIE,SERIAL_PORT,)
#define M_UDRx SERIAL_REGNAME(UDR,SERIAL_PORT,)
#define M_UBRRxH SERIAL_REGNAME(UBRR,SERIAL_PORT,H)
@ -98,6 +101,14 @@
extern uint8_t rx_dropped_bytes;
#endif
#if ENABLED(SERIAL_STATS_RX_BUFFER_OVERRUNS)
extern uint8_t rx_buffer_overruns;
#endif
#if ENABLED(SERIAL_STATS_RX_FRAMING_ERRORS)
extern uint8_t rx_framing_errors;
#endif
#if ENABLED(SERIAL_STATS_MAX_RX_QUEUED)
extern ring_buffer_pos_t rx_max_enqueued;
#endif
@ -119,6 +130,14 @@
FORCE_INLINE static uint32_t dropped() { return rx_dropped_bytes; }
#endif
#if ENABLED(SERIAL_STATS_RX_BUFFER_OVERRUNS)
FORCE_INLINE static uint32_t buffer_overruns() { return rx_buffer_overruns; }
#endif
#if ENABLED(SERIAL_STATS_RX_FRAMING_ERRORS)
FORCE_INLINE static uint32_t framing_errors() { return rx_framing_errors; }
#endif
#if ENABLED(SERIAL_STATS_MAX_RX_QUEUED)
FORCE_INLINE static ring_buffer_pos_t rxMaxEnqueued() { return rx_max_enqueued; }
#endif

17
Marlin/Marlin_main.cpp
View File

@ -8364,6 +8364,23 @@ inline void gcode_M111() {
}
else {
SERIAL_ECHOPGM(MSG_DEBUG_OFF);
#if !defined(__AVR__) || !defined(USBCON)
#if ENABLED(SERIAL_STATS_RX_BUFFER_OVERRUNS)
SERIAL_ECHOLNPAIR("Buffer Overruns: ", customizedSerial.buffer_overruns());
#endif
#if ENABLED(SERIAL_STATS_RX_FRAMING_ERRORS)
SERIAL_ECHOLNPAIR("Framing Errors: ", customizedSerial.framing_errors());
#endif
#if ENABLED(SERIAL_STATS_DROPPED_RX)
SERIAL_ECHOLNPAIR("Dropped bytes: ", customizedSerial.dropped());
#endif
#if ENABLED(SERIAL_STATS_MAX_RX_QUEUED)
SERIAL_ECHOLNPAIR("Max RX Queue Size: ", customizedSerial.rxMaxEnqueued());
#endif
#endif // !__AVR__ || !USBCON
}
SERIAL_EOL();
}