wp/Marlin-2-0-x-Anycubic-i3-MEGA-S
1
0
Fork 0
Code Issues 28 Pull Requests 2 Actions Packages Projects Releases 30 Wiki Activity

Merge upstream changes from Marlin 2.1.1

Browse Source
This commit is contained in:
Stefan Kalscheuer
2022-09-03 09:23:32 +02:00
parent 626283aadb
commit 986e416c7f
1610 changed files with 73839 additions and 40857 deletions
Download Patch File Download Diff File Expand all files Collapse all files

143
Marlin/src/HAL/DUE/HAL.cpp
View File

@@ -25,7 +25,7 @@
#ifdef ARDUINO_ARCH_SAM
#include "../../inc/MarlinConfig.h"
#include "HAL.h"
#include "../../MarlinCore.h"
#include <Wire.h>
#include "usb/usb_task.h"
@@ -34,39 +34,33 @@
// Public Variables
// ------------------------
uint16_t HAL_adc_result;
uint16_t MarlinHAL::adc_result;
// ------------------------
// Public functions
// ------------------------
TERN_(POSTMORTEM_DEBUGGING, extern void install_min_serial());
#if ENABLED(POSTMORTEM_DEBUGGING)
extern void install_min_serial();
#endif
// HAL initialization task
void HAL_init() {
// Initialize the USB stack
void MarlinHAL::init() {
#if ENABLED(SDSUPPORT)
OUT_WRITE(SDSS, HIGH); // Try to set SDSS inactive before any other SPI users start up
#endif
usb_task_init();
usb_task_init(); // Initialize the USB stack
TERN_(POSTMORTEM_DEBUGGING, install_min_serial()); // Install the min serial handler
}
// HAL idle task
void HAL_idletask() {
// Perform USB stack housekeeping
usb_task_idle();
void MarlinHAL::init_board() {
#ifdef BOARD_INIT
BOARD_INIT();
#endif
}
// Disable interrupts
void cli() { noInterrupts(); }
void MarlinHAL::idletask() { usb_task_idle(); } // Perform USB stack housekeeping
// Enable interrupts
void sei() { interrupts(); }
void HAL_clear_reset_source() { }
uint8_t HAL_get_reset_source() {
uint8_t MarlinHAL::get_reset_source() {
switch ((RSTC->RSTC_SR >> 8) & 0x07) {
case 0: return RST_POWER_ON;
case 1: return RST_BACKUP;
@@ -77,13 +71,105 @@ uint8_t HAL_get_reset_source() {
}
}
void HAL_reboot() { rstc_start_software_reset(RSTC); }
void MarlinHAL::reboot() { rstc_start_software_reset(RSTC); }
void _delay_ms(const int delay_ms) {
// Todo: port for Due?
delay(delay_ms);
// ------------------------
// Watchdog Timer
// ------------------------
#if ENABLED(USE_WATCHDOG)
// Initialize watchdog - On SAM3X, Watchdog was already configured
// and enabled or disabled at startup, so no need to reconfigure it
// here.
void MarlinHAL::watchdog_init() { WDT_Restart(WDT); } // Reset watchdog to start clean
// Reset watchdog. MUST be called at least every 4 seconds after the
// first watchdog_init or AVR will go into emergency procedures.
void MarlinHAL::watchdog_refresh() { watchdogReset(); }
#endif
// Override Arduino runtime to either config or disable the watchdog
//
// We need to configure the watchdog as soon as possible in the boot
// process, because watchdog initialization at hardware reset on SAM3X8E
// is unreliable, and there is risk of unintended resets if we delay
// that initialization to a later time.
void watchdogSetup() {
#if ENABLED(USE_WATCHDOG)
// 4 seconds timeout
uint32_t timeout = TERN(WATCHDOG_DURATION_8S, 8000, 4000);
// Calculate timeout value in WDT counter ticks: This assumes
// the slow clock is running at 32.768 kHz watchdog
// frequency is therefore 32768 / 128 = 256 Hz
timeout = (timeout << 8) / 1000;
if (timeout == 0)
timeout = 1;
else if (timeout > 0xFFF)
timeout = 0xFFF;
// We want to enable the watchdog with the specified timeout
uint32_t value =
WDT_MR_WDV(timeout) | // With the specified timeout
WDT_MR_WDD(timeout) | // and no invalid write window
#if !(SAMV70 || SAMV71 || SAME70 || SAMS70)
WDT_MR_WDRPROC | // WDT fault resets processor only - We want
// to keep PIO controller state
#endif
WDT_MR_WDDBGHLT | // WDT stops in debug state.
WDT_MR_WDIDLEHLT; // WDT stops in idle state.
#if ENABLED(WATCHDOG_RESET_MANUAL)
// We enable the watchdog timer, but only for the interrupt.
// Configure WDT to only trigger an interrupt
value |= WDT_MR_WDFIEN; // Enable WDT fault interrupt.
// Disable WDT interrupt (just in case, to avoid triggering it!)
NVIC_DisableIRQ(WDT_IRQn);
// We NEED memory barriers to ensure Interrupts are actually disabled!
// ( https://dzone.com/articles/nvic-disabling-interrupts-on-arm-cortex-m-and-the )
__DSB();
__ISB();
// Initialize WDT with the given parameters
WDT_Enable(WDT, value);
// Configure and enable WDT interrupt.
NVIC_ClearPendingIRQ(WDT_IRQn);
NVIC_SetPriority(WDT_IRQn, 0); // Use highest priority, so we detect all kinds of lockups
NVIC_EnableIRQ(WDT_IRQn);
#else
// a WDT fault triggers a reset
value |= WDT_MR_WDRSTEN;
// Initialize WDT with the given parameters
WDT_Enable(WDT, value);
#endif
// Reset the watchdog
WDT_Restart(WDT);
#else
// Make sure to completely disable the Watchdog
WDT_Disable(WDT);
#endif
}
// ------------------------
// Free Memory Accessor
// ------------------------
extern "C" {
extern unsigned int _ebss; // end of bss section
}
@@ -95,18 +181,9 @@ int freeMemory() {
}
// ------------------------
// ADC
// Serial Ports
// ------------------------
void HAL_adc_start_conversion(const uint8_t ch) {
HAL_adc_result = analogRead(ch);
}
uint16_t HAL_adc_get_result() {
// nop
return HAL_adc_result;
}
// Forward the default serial ports
#if USING_HW_SERIAL0
DefaultSerial1 MSerial0(false, Serial);

141
Marlin/src/HAL/DUE/HAL.h
View File

@@ -32,12 +32,15 @@
#include "../shared/math_32bit.h"
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "watchdog.h"
#include <stdint.h>
#include "../../core/serial_hook.h"
// ------------------------
// Serial ports
// ------------------------
typedef ForwardSerial1Class< decltype(Serial) > DefaultSerial1;
typedef ForwardSerial1Class< decltype(Serial1) > DefaultSerial2;
typedef ForwardSerial1Class< decltype(Serial2) > DefaultSerial3;
@@ -97,55 +100,38 @@ extern DefaultSerial4 MSerial3;
#include "MarlinSerial.h"
#include "MarlinSerialUSB.h"
// On AVR this is in math.h?
#define square(x) ((x)*(x))
// ------------------------
// Types
// ------------------------
typedef int8_t pin_t;
#define SHARED_SERVOS HAS_SERVOS
#define HAL_SERVO_LIB Servo
#define SHARED_SERVOS HAS_SERVOS // Use shared/servos.cpp
class Servo;
typedef Servo hal_servo_t;
//
// Interrupts
//
#define CRITICAL_SECTION_START() uint32_t primask = __get_PRIMASK(); __disable_irq()
#define CRITICAL_SECTION_END() if (!primask) __enable_irq()
#define ISRS_ENABLED() (!__get_PRIMASK())
#define ENABLE_ISRS() __enable_irq()
#define DISABLE_ISRS() __disable_irq()
#define sei() interrupts()
#define cli() noInterrupts()
void cli(); // Disable interrupts
void sei(); // Enable interrupts
void HAL_clear_reset_source(); // clear reset reason
uint8_t HAL_get_reset_source(); // get reset reason
void HAL_reboot();
#define CRITICAL_SECTION_START() const bool _irqon = hal.isr_state(); hal.isr_off()
#define CRITICAL_SECTION_END() if (_irqon) hal.isr_on()
//
// ADC
//
extern uint16_t HAL_adc_result; // result of last ADC conversion
#define HAL_ADC_VREF 3.3
#define HAL_ADC_RESOLUTION 10
#ifndef analogInputToDigitalPin
#define analogInputToDigitalPin(p) ((p < 12U) ? (p) + 54U : -1)
#endif
#define HAL_ANALOG_SELECT(ch)
inline void HAL_adc_init() {}//todo
#define HAL_ADC_VREF 3.3
#define HAL_ADC_RESOLUTION 10
#define HAL_START_ADC(ch) HAL_adc_start_conversion(ch)
#define HAL_READ_ADC() HAL_adc_result
#define HAL_ADC_READY() true
void HAL_adc_start_conversion(const uint8_t ch);
uint16_t HAL_adc_get_result();
//
// Pin Map
// Pin Mapping for M42, M43, M226
//
#define GET_PIN_MAP_PIN(index) index
#define GET_PIN_MAP_INDEX(pin) pin
@@ -154,30 +140,19 @@ uint16_t HAL_adc_get_result();
//
// Tone
//
void toneInit();
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration=0);
void noTone(const pin_t _pin);
// Enable hooks into idle and setup for HAL
#define HAL_IDLETASK 1
void HAL_idletask();
void HAL_init();
//
// Utility functions
//
void _delay_ms(const int delay);
// ------------------------
// Class Utilities
// ------------------------
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
int freeMemory();
#if GCC_VERSION <= 50000
#pragma GCC diagnostic pop
#endif
#pragma GCC diagnostic pop
#ifdef __cplusplus
extern "C" {
@@ -186,3 +161,73 @@ char *dtostrf(double __val, signed char __width, unsigned char __prec, char *__s
#ifdef __cplusplus
}
#endif
// Return free RAM between end of heap (or end bss) and whatever is current
int freeMemory();
// ------------------------
// MarlinHAL Class
// ------------------------
class MarlinHAL {
public:
// Earliest possible init, before setup()
MarlinHAL() {}
// Watchdog
static void watchdog_init() IF_DISABLED(USE_WATCHDOG, {});
static void watchdog_refresh() IF_DISABLED(USE_WATCHDOG, {});
static void init(); // Called early in setup()
static void init_board(); // Called less early in setup()
static void reboot(); // Restart the firmware
// Interrupts
static bool isr_state() { return !__get_PRIMASK(); }
static void isr_on() { __enable_irq(); }
static void isr_off() { __disable_irq(); }
static void delay_ms(const int ms) { delay(ms); }
// Tasks, called from idle()
static void idletask();
// Reset
static uint8_t get_reset_source();
static void clear_reset_source() {}
// Free SRAM
static int freeMemory() { return ::freeMemory(); }
//
// ADC Methods
//
static uint16_t adc_result;
// Called by Temperature::init once at startup
static void adc_init() {}
// Called by Temperature::init for each sensor at startup
static void adc_enable(const uint8_t ch) {}
// Begin ADC sampling on the given channel. Called from Temperature::isr!
static void adc_start(const uint8_t ch) { adc_result = analogRead(ch); }
// Is the ADC ready for reading?
static bool adc_ready() { return true; }
// The current value of the ADC register
static uint16_t adc_value() { return adc_result; }
/**
* Set the PWM duty cycle for the pin to the given value.
* No inverting the duty cycle in this HAL.
* No changing the maximum size of the provided value to enable finer PWM duty control in this HAL.
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t=255, const bool=false) {
analogWrite(pin, v);
}
};

2
Marlin/src/HAL/DUE/HAL_SPI.cpp
View File

@@ -31,8 +31,6 @@
/**
* HAL for Arduino Due and compatible (SAM3X8E)
*
* For ARDUINO_ARCH_SAM
*/
#ifdef ARDUINO_ARCH_SAM

4
Marlin/src/HAL/DUE/MarlinSerial.cpp
View File

@@ -406,7 +406,7 @@ size_t MarlinSerial<Cfg>::write(const uint8_t c) {
const uint8_t i = (tx_buffer.head + 1) & (Cfg::TX_SIZE - 1);
// If global interrupts are disabled (as the result of being called from an ISR)...
if (!ISRS_ENABLED()) {
if (!hal.isr_state()) {
// Make room by polling if it is possible to transmit, and do so!
while (i == tx_buffer.tail) {
@@ -454,7 +454,7 @@ void MarlinSerial<Cfg>::flushTX() {
if (!_written) return;
// If global interrupts are disabled (as the result of being called from an ISR)...
if (!ISRS_ENABLED()) {
if (!hal.isr_state()) {
// Wait until everything was transmitted - We must do polling, as interrupts are disabled
while (tx_buffer.head != tx_buffer.tail || !(HWUART->UART_SR & UART_SR_TXEMPTY)) {

2
Marlin/src/HAL/DUE/MarlinSerial.h
View File

@@ -118,7 +118,7 @@ public:
static size_t write(const uint8_t c);
static void flushTX();
static inline bool emergency_parser_enabled() { return Cfg::EMERGENCYPARSER; }
static bool emergency_parser_enabled() { return Cfg::EMERGENCYPARSER; }
FORCE_INLINE static uint8_t dropped() { return Cfg::DROPPED_RX ? rx_dropped_bytes : 0; }
FORCE_INLINE static uint8_t buffer_overruns() { return Cfg::RX_OVERRUNS ? rx_buffer_overruns : 0; }

2
Marlin/src/HAL/DUE/MarlinSerialUSB.cpp
View File

@@ -41,7 +41,7 @@ extern "C" {
int udi_cdc_getc();
bool udi_cdc_is_tx_ready();
int udi_cdc_putc(int value);
};
}
// Pending character
static int pending_char = -1;

2
Marlin/src/HAL/DUE/HAL_MinSerial.cpp → Marlin/src/HAL/DUE/MinSerial.cpp
View File

@@ -25,7 +25,7 @@
#if ENABLED(POSTMORTEM_DEBUGGING)
#include "../shared/HAL_MinSerial.h"
#include "../shared/MinSerial.h"
#include <stdarg.h>

132
Marlin/src/HAL/DUE/Servo.cpp
View File

@@ -47,12 +47,12 @@
#include "../shared/servo.h"
#include "../shared/servo_private.h"
static volatile int8_t Channel[_Nbr_16timers]; // counter for the servo being pulsed for each timer (or -1 if refresh interval)
static Flags<_Nbr_16timers> DisablePending; // ISR should disable the timer at the next timer reset
// ------------------------
/// Interrupt handler for the TC0 channel 1.
// ------------------------
void Servo_Handler(timer16_Sequence_t timer, Tc *pTc, uint8_t channel);
void Servo_Handler(const timer16_Sequence_t, Tc*, const uint8_t);
#ifdef _useTimer1
void HANDLER_FOR_TIMER1() { Servo_Handler(_timer1, TC_FOR_TIMER1, CHANNEL_FOR_TIMER1); }
@@ -70,88 +70,92 @@ void Servo_Handler(timer16_Sequence_t timer, Tc *pTc, uint8_t channel);
void HANDLER_FOR_TIMER5() { Servo_Handler(_timer5, TC_FOR_TIMER5, CHANNEL_FOR_TIMER5); }
#endif
void Servo_Handler(timer16_Sequence_t timer, Tc *tc, uint8_t channel) {
// clear interrupt
tc->TC_CHANNEL[channel].TC_SR;
if (Channel[timer] < 0)
tc->TC_CHANNEL[channel].TC_CCR |= TC_CCR_SWTRG; // channel set to -1 indicated that refresh interval completed so reset the timer
else if (SERVO_INDEX(timer, Channel[timer]) < ServoCount && SERVO(timer, Channel[timer]).Pin.isActive)
extDigitalWrite(SERVO(timer, Channel[timer]).Pin.nbr, LOW); // pulse this channel low if activated
void Servo_Handler(const timer16_Sequence_t timer, Tc *tc, const uint8_t channel) {
static int8_t Channel[_Nbr_16timers]; // Servo counters to pulse (or -1 for refresh interval)
int8_t cho = Channel[timer]; // Handle the prior Channel[timer] first
if (cho < 0) { // Channel -1 indicates the refresh interval completed...
tc->TC_CHANNEL[channel].TC_CCR |= TC_CCR_SWTRG; // ...so reset the timer
if (DisablePending[timer]) {
// Disabling only after the full servo period expires prevents
// pulses being too close together if immediately re-enabled.
DisablePending.clear(timer);
TC_Stop(tc, channel);
tc->TC_CHANNEL[channel].TC_SR; // clear interrupt
return;
}
}
else if (SERVO_INDEX(timer, cho) < ServoCount) // prior channel handled?
extDigitalWrite(SERVO(timer, cho).Pin.nbr, LOW); // pulse the prior channel LOW
Channel[timer]++; // increment to the next channel
if (SERVO_INDEX(timer, Channel[timer]) < ServoCount && Channel[timer] < SERVOS_PER_TIMER) {
tc->TC_CHANNEL[channel].TC_RA = tc->TC_CHANNEL[channel].TC_CV + SERVO(timer,Channel[timer]).ticks;
if (SERVO(timer,Channel[timer]).Pin.isActive) // check if activated
extDigitalWrite(SERVO(timer, Channel[timer]).Pin.nbr, HIGH); // its an active channel so pulse it high
Channel[timer] = ++cho; // go to the next channel (or 0)
if (cho < SERVOS_PER_TIMER && SERVO_INDEX(timer, cho) < ServoCount) {
tc->TC_CHANNEL[channel].TC_RA = tc->TC_CHANNEL[channel].TC_CV + SERVO(timer, cho).ticks;
if (SERVO(timer, cho).Pin.isActive) // activated?
extDigitalWrite(SERVO(timer, cho).Pin.nbr, HIGH); // yes: pulse HIGH
}
else {
// finished all channels so wait for the refresh period to expire before starting over
tc->TC_CHANNEL[channel].TC_RA =
tc->TC_CHANNEL[channel].TC_CV < usToTicks(REFRESH_INTERVAL) - 4
? (unsigned int)usToTicks(REFRESH_INTERVAL) // allow a few ticks to ensure the next OCR1A not missed
: tc->TC_CHANNEL[channel].TC_CV + 4; // at least REFRESH_INTERVAL has elapsed
Channel[timer] = -1; // this will get incremented at the end of the refresh period to start again at the first channel
const unsigned int cval = tc->TC_CHANNEL[channel].TC_CV + 128 / (SERVO_TIMER_PRESCALER), // allow 128 cycles to ensure the next CV not missed
ival = (unsigned int)usToTicks(REFRESH_INTERVAL); // at least REFRESH_INTERVAL has elapsed
tc->TC_CHANNEL[channel].TC_RA = max(cval, ival);
Channel[timer] = -1; // reset the timer CCR on the next call
}
tc->TC_CHANNEL[channel].TC_SR; // clear interrupt
}
static void _initISR(Tc *tc, uint32_t channel, uint32_t id, IRQn_Type irqn) {
pmc_enable_periph_clk(id);
TC_Configure(tc, channel,
TC_CMR_TCCLKS_TIMER_CLOCK3 | // MCK/32
TC_CMR_WAVE | // Waveform mode
TC_CMR_WAVSEL_UP_RC ); // Counter running up and reset when equals to RC
TC_CMR_WAVE // Waveform mode
| TC_CMR_WAVSEL_UP_RC // Counter running up and reset when equal to RC
| (SERVO_TIMER_PRESCALER == 2 ? TC_CMR_TCCLKS_TIMER_CLOCK1 : 0) // MCK/2
| (SERVO_TIMER_PRESCALER == 8 ? TC_CMR_TCCLKS_TIMER_CLOCK2 : 0) // MCK/8
| (SERVO_TIMER_PRESCALER == 32 ? TC_CMR_TCCLKS_TIMER_CLOCK3 : 0) // MCK/32
| (SERVO_TIMER_PRESCALER == 128 ? TC_CMR_TCCLKS_TIMER_CLOCK4 : 0) // MCK/128
);
/* 84MHz, MCK/32, for 1.5ms: 3937 */
TC_SetRA(tc, channel, 2625); // 1ms
// Wait 1ms before the first ISR
TC_SetRA(tc, channel, (F_CPU) / (SERVO_TIMER_PRESCALER) / 1000UL); // 1ms
/* Configure and enable interrupt */
// Configure and enable interrupt
NVIC_EnableIRQ(irqn);
// TC_IER_CPAS: RA Compare
tc->TC_CHANNEL[channel].TC_IER = TC_IER_CPAS;
tc->TC_CHANNEL[channel].TC_IER = TC_IER_CPAS; // TC_IER_CPAS: RA Compare
// Enables the timer clock and performs a software reset to start the counting
TC_Start(tc, channel);
}
void initISR(timer16_Sequence_t timer) {
#ifdef _useTimer1
if (timer == _timer1)
_initISR(TC_FOR_TIMER1, CHANNEL_FOR_TIMER1, ID_TC_FOR_TIMER1, IRQn_FOR_TIMER1);
#endif
#ifdef _useTimer2
if (timer == _timer2)
_initISR(TC_FOR_TIMER2, CHANNEL_FOR_TIMER2, ID_TC_FOR_TIMER2, IRQn_FOR_TIMER2);
#endif
#ifdef _useTimer3
if (timer == _timer3)
_initISR(TC_FOR_TIMER3, CHANNEL_FOR_TIMER3, ID_TC_FOR_TIMER3, IRQn_FOR_TIMER3);
#endif
#ifdef _useTimer4
if (timer == _timer4)
_initISR(TC_FOR_TIMER4, CHANNEL_FOR_TIMER4, ID_TC_FOR_TIMER4, IRQn_FOR_TIMER4);
#endif
#ifdef _useTimer5
if (timer == _timer5)
_initISR(TC_FOR_TIMER5, CHANNEL_FOR_TIMER5, ID_TC_FOR_TIMER5, IRQn_FOR_TIMER5);
#endif
void initISR(const timer16_Sequence_t timer_index) {
CRITICAL_SECTION_START();
const bool disable_soon = DisablePending[timer_index];
DisablePending.clear(timer_index);
CRITICAL_SECTION_END();
if (!disable_soon) switch (timer_index) {
default: break;
#ifdef _useTimer1
case _timer1: return _initISR(TC_FOR_TIMER1, CHANNEL_FOR_TIMER1, ID_TC_FOR_TIMER1, IRQn_FOR_TIMER1);
#endif
#ifdef _useTimer2
case _timer2: return _initISR(TC_FOR_TIMER2, CHANNEL_FOR_TIMER2, ID_TC_FOR_TIMER2, IRQn_FOR_TIMER2);
#endif
#ifdef _useTimer3
case _timer3: return _initISR(TC_FOR_TIMER3, CHANNEL_FOR_TIMER3, ID_TC_FOR_TIMER3, IRQn_FOR_TIMER3);
#endif
#ifdef _useTimer4
case _timer4: return _initISR(TC_FOR_TIMER4, CHANNEL_FOR_TIMER4, ID_TC_FOR_TIMER4, IRQn_FOR_TIMER4);
#endif
#ifdef _useTimer5
case _timer5: return _initISR(TC_FOR_TIMER5, CHANNEL_FOR_TIMER5, ID_TC_FOR_TIMER5, IRQn_FOR_TIMER5);
#endif
}
}
void finISR(timer16_Sequence_t) {
#ifdef _useTimer1
TC_Stop(TC_FOR_TIMER1, CHANNEL_FOR_TIMER1);
#endif
#ifdef _useTimer2
TC_Stop(TC_FOR_TIMER2, CHANNEL_FOR_TIMER2);
#endif
#ifdef _useTimer3
TC_Stop(TC_FOR_TIMER3, CHANNEL_FOR_TIMER3);
#endif
#ifdef _useTimer4
TC_Stop(TC_FOR_TIMER4, CHANNEL_FOR_TIMER4);
#endif
#ifdef _useTimer5
TC_Stop(TC_FOR_TIMER5, CHANNEL_FOR_TIMER5);
#endif
void finISR(const timer16_Sequence_t timer_index) {
// Timer is disabled from the ISR, to ensure proper final pulse length.
DisablePending.set(timer_index);
}
#endif // HAS_SERVOS

2
Marlin/src/HAL/DUE/ServoTimers.h
View File

@@ -37,7 +37,7 @@
#define _useTimer5
#define TRIM_DURATION 2 // compensation ticks to trim adjust for digitalWrite delays
#define SERVO_TIMER_PRESCALER 32 // timer prescaler
#define SERVO_TIMER_PRESCALER 2 // timer prescaler
/*
TC0, chan 0 => TC0_Handler

8
Marlin/src/HAL/DUE/Tone.cpp
View File

@@ -35,20 +35,20 @@
static pin_t tone_pin;
volatile static int32_t toggles;
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration) {
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration/*=0*/) {
tone_pin = _pin;
toggles = 2 * frequency * duration / 1000;
HAL_timer_start(TONE_TIMER_NUM, 2 * frequency);
HAL_timer_start(MF_TIMER_TONE, 2 * frequency);
}
void noTone(const pin_t _pin) {
HAL_timer_disable_interrupt(TONE_TIMER_NUM);
HAL_timer_disable_interrupt(MF_TIMER_TONE);
extDigitalWrite(_pin, LOW);
}
HAL_TONE_TIMER_ISR() {
static uint8_t pin_state = 0;
HAL_timer_isr_prologue(TONE_TIMER_NUM);
HAL_timer_isr_prologue(MF_TIMER_TONE);
if (toggles) {
toggles--;

4
Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_st7920_sw_spi.cpp
View File

@@ -57,7 +57,7 @@
#include "../../../inc/MarlinConfigPre.h"
#if ENABLED(U8GLIB_ST7920)
#if IS_U8GLIB_ST7920
#include "../../../inc/MarlinConfig.h"
#include "../../shared/Delay.h"
@@ -182,5 +182,5 @@ uint8_t u8g_com_HAL_DUE_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_va
}
#endif // LIGHTWEIGHT_UI
#endif // U8GLIB_ST7920
#endif // IS_U8GLIB_ST7920
#endif // ARDUINO_ARCH_SAM

4
Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi.cpp
View File

@@ -57,7 +57,7 @@
#include "../../../inc/MarlinConfigPre.h"
#if HAS_MARLINUI_U8GLIB && DISABLED(U8GLIB_ST7920)
#if HAS_MARLINUI_U8GLIB && !IS_U8GLIB_ST7920
#include "u8g_com_HAL_DUE_sw_spi_shared.h"
@@ -141,5 +141,5 @@ uint8_t u8g_com_HAL_DUE_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void
return 1;
}
#endif // HAS_MARLINUI_U8GLIB && !U8GLIB_ST7920
#endif // HAS_MARLINUI_U8GLIB && !IS_U8GLIB_ST7920
#endif // ARDUINO_ARCH_SAM

36
Marlin/src/HAL/DUE/eeprom_flash.cpp
View File

@@ -199,8 +199,7 @@ static bool ee_PageWrite(uint16_t page, const void *data) {
for (i = 0; i <PageSize >> 2; i++)
pageContents[i] = (((uint32_t*)data)[i]) | (~(pageContents[i] ^ ((uint32_t*)data)[i]));
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM PageWrite ", page);
DEBUG_ECHO_MSG("EEPROM PageWrite ", page);
DEBUG_ECHOLNPGM(" in FLASH address ", (uint32_t)addrflash);
DEBUG_ECHOLNPGM(" base address ", (uint32_t)getFlashStorage(0));
DEBUG_FLUSH();
@@ -245,8 +244,7 @@ static bool ee_PageWrite(uint16_t page, const void *data) {
// Reenable interrupts
__enable_irq();
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Unlock failure for page ", page);
DEBUG_ECHO_MSG("EEPROM Unlock failure for page ", page);
return false;
}
@@ -270,8 +268,7 @@ static bool ee_PageWrite(uint16_t page, const void *data) {
// Reenable interrupts
__enable_irq();
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Write failure for page ", page);
DEBUG_ECHO_MSG("EEPROM Write failure for page ", page);
return false;
}
@@ -286,8 +283,7 @@ static bool ee_PageWrite(uint16_t page, const void *data) {
if (memcmp(getFlashStorage(page),data,PageSize)) {
#ifdef EE_EMU_DEBUG
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Verify Write failure for page ", page);
DEBUG_ECHO_MSG("EEPROM Verify Write failure for page ", page);
ee_Dump( page, (uint32_t *)addrflash);
ee_Dump(-page, data);
@@ -325,8 +321,7 @@ static bool ee_PageErase(uint16_t page) {
uint16_t i;
uint32_t addrflash = uint32_t(getFlashStorage(page));
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM PageErase ", page);
DEBUG_ECHO_MSG("EEPROM PageErase ", page);
DEBUG_ECHOLNPGM(" in FLASH address ", (uint32_t)addrflash);
DEBUG_ECHOLNPGM(" base address ", (uint32_t)getFlashStorage(0));
DEBUG_FLUSH();
@@ -370,8 +365,7 @@ static bool ee_PageErase(uint16_t page) {
// Reenable interrupts
__enable_irq();
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Unlock failure for page ",page);
DEBUG_ECHO_MSG("EEPROM Unlock failure for page ",page);
return false;
}
@@ -394,8 +388,7 @@ static bool ee_PageErase(uint16_t page) {
// Reenable interrupts
__enable_irq();
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Erase failure for page ",page);
DEBUG_ECHO_MSG("EEPROM Erase failure for page ",page);
return false;
}
@@ -410,8 +403,7 @@ static bool ee_PageErase(uint16_t page) {
uint32_t * aligned_src = (uint32_t *) addrflash;
for (i = 0; i < PageSize >> 2; i++) {
if (*aligned_src++ != 0xFFFFFFFF) {
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Verify Erase failure for page ",page);
DEBUG_ECHO_MSG("EEPROM Verify Erase failure for page ",page);
ee_Dump(page, (uint32_t *)addrflash);
return false;
}
@@ -921,8 +913,7 @@ static void ee_Init() {
// If all groups seem to be used, default to first group
if (curGroup >= GroupCount) curGroup = 0;
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Current Group: ",curGroup);
DEBUG_ECHO_MSG("EEPROM Current Group: ",curGroup);
DEBUG_FLUSH();
// Now, validate that all the other group pages are empty
@@ -931,8 +922,7 @@ static void ee_Init() {
for (int page = 0; page < PagesPerGroup; page++) {
if (!ee_IsPageClean(grp * PagesPerGroup + page)) {
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Page ", page, " not clean on group ", grp);
DEBUG_ECHO_MSG("EEPROM Page ", page, " not clean on group ", grp);
DEBUG_FLUSH();
ee_PageErase(grp * PagesPerGroup + page);
}
@@ -948,15 +938,13 @@ static void ee_Init() {
}
}
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Active page: ", curPage);
DEBUG_ECHO_MSG("EEPROM Active page: ", curPage);
DEBUG_FLUSH();
// Make sure the pages following the first clean one are also clean
for (int page = curPage + 1; page < PagesPerGroup; page++) {
if (!ee_IsPageClean(curGroup * PagesPerGroup + page)) {
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Page ", page, " not clean on active group ", curGroup);
DEBUG_ECHO_MSG("EEPROM Page ", page, " not clean on active group ", curGroup);
DEBUG_FLUSH();
ee_Dump(curGroup * PagesPerGroup + page, getFlashStorage(curGroup * PagesPerGroup + page));
ee_PageErase(curGroup * PagesPerGroup + page);

6
Marlin/src/HAL/DUE/endstop_interrupts.h
View File

@@ -70,4 +70,10 @@ void setup_endstop_interrupts() {
TERN_(HAS_J_MIN, _ATTACH(J_MIN_PIN));
TERN_(HAS_K_MAX, _ATTACH(K_MAX_PIN));
TERN_(HAS_K_MIN, _ATTACH(K_MIN_PIN));
TERN_(HAS_U_MAX, _ATTACH(U_MAX_PIN));
TERN_(HAS_U_MIN, _ATTACH(U_MIN_PIN));
TERN_(HAS_V_MAX, _ATTACH(V_MAX_PIN));
TERN_(HAS_V_MIN, _ATTACH(V_MIN_PIN));
TERN_(HAS_W_MAX, _ATTACH(W_MAX_PIN));
TERN_(HAS_W_MIN, _ATTACH(W_MIN_PIN));
}

2
Marlin/src/HAL/DUE/fastio/G2_PWM.cpp
View File

@@ -25,7 +25,7 @@
* is NOT used to directly toggle pins. The ISR writes to the pin assigned to
* that interrupt.
*
* All PWMs use the same repetition rate. The G2 needs about 10KHz min in order to
* All PWMs use the same repetition rate. The G2 needs about 10kHz min in order to
* not have obvious ripple on the Vref signals.
*
* The data structures are setup to minimize the computation done by the ISR which

28
Marlin/src/HAL/DUE/inc/SanityCheck.h
View File

@@ -25,6 +25,30 @@
* Test Arduino Due specific configuration values for errors at compile-time.
*/
/**
* Check for common serial pin conflicts
*/
#define CHECK_SERIAL_PIN(N) ( \
X_STOP_PIN == N || Y_STOP_PIN == N || Z_STOP_PIN == N \
|| X_MIN_PIN == N || Y_MIN_PIN == N || Z_MIN_PIN == N \
|| X_MAX_PIN == N || Y_MAX_PIN == N || Z_MAX_PIN == N \
|| X_STEP_PIN == N || Y_STEP_PIN == N || Z_STEP_PIN == N \
|| X_DIR_PIN == N || Y_DIR_PIN == N || Z_DIR_PIN == N \
|| X_ENA_PIN == N || Y_ENA_PIN == N || Z_ENA_PIN == N \
)
#if CONF_SERIAL_IS(0) // D0-D1. No known conflicts.
#endif
#if CONF_SERIAL_IS(1) && (CHECK_SERIAL_PIN(18) || CHECK_SERIAL_PIN(19))
#error "Serial Port 1 pin D18 and/or D19 conflicts with another pin on the board."
#endif
#if CONF_SERIAL_IS(2) && (CHECK_SERIAL_PIN(16) || CHECK_SERIAL_PIN(17))
#error "Serial Port 2 pin D16 and/or D17 conflicts with another pin on the board."
#endif
#if CONF_SERIAL_IS(3) && (CHECK_SERIAL_PIN(14) || CHECK_SERIAL_PIN(15))
#error "Serial Port 3 pin D14 and/or D15 conflicts with another pin on the board."
#endif
#undef CHECK_SERIAL_PIN
/**
* HARDWARE VS. SOFTWARE SPI COMPATIBILITY
*
@@ -59,3 +83,7 @@
#if HAS_TMC_SW_SERIAL
#error "TMC220x Software Serial is not supported on the DUE platform."
#endif
#if USING_PULLDOWNS
#error "PULLDOWN pin mode is not available on DUE boards."
#endif

3
Marlin/src/HAL/DUE/pinsDebug.h
View File

@@ -53,7 +53,7 @@
* The net result is that both the g_pinStatus[pin] array and the PIO_OSR register
* needs to be looked at when determining if a pin is an input or an output.
*
* b) Due has only pins 6, 7, 8 & 9 enabled for PWMs. FYI - they run at 1KHz
* b) Due has only pins 6, 7, 8 & 9 enabled for PWMs. FYI - they run at 1kHz
*
* c) NUM_DIGITAL_PINS does not include the analog pins
*
@@ -86,7 +86,6 @@ bool GET_PINMODE(int8_t pin) { // 1: output, 0: input
|| pwm_status(pin));
}
void pwm_details(int32_t pin) {
if (pwm_status(pin)) {
uint32_t chan = g_APinDescription[pin].ulPWMChannel;

27
Marlin/src/HAL/DUE/timers.cpp
View File

@@ -42,7 +42,7 @@
// Private Variables
// ------------------------
const tTimerConfig TimerConfig [NUM_HARDWARE_TIMERS] = {
const tTimerConfig timer_config[NUM_HARDWARE_TIMERS] = {
{ TC0, 0, TC0_IRQn, 3}, // 0 - [servo timer5]
{ TC0, 1, TC1_IRQn, 0}, // 1
{ TC0, 2, TC2_IRQn, 2}, // 2 - stepper
@@ -66,9 +66,9 @@ const tTimerConfig TimerConfig [NUM_HARDWARE_TIMERS] = {
*/
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
Tc *tc = TimerConfig[timer_num].pTimerRegs;
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
uint32_t channel = TimerConfig[timer_num].channel;
Tc *tc = timer_config[timer_num].pTimerRegs;
IRQn_Type irq = timer_config[timer_num].IRQ_Id;
uint32_t channel = timer_config[timer_num].channel;
// Disable interrupt, just in case it was already enabled
NVIC_DisableIRQ(irq);
@@ -86,13 +86,20 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
pmc_set_writeprotect(false);
pmc_enable_periph_clk((uint32_t)irq);
NVIC_SetPriority(irq, TimerConfig [timer_num].priority);
NVIC_SetPriority(irq, timer_config[timer_num].priority);
// wave mode, reset counter on match with RC,
TC_Configure(tc, channel, TC_CMR_WAVE | TC_CMR_WAVSEL_UP_RC | TC_CMR_TCCLKS_TIMER_CLOCK1);
TC_Configure(tc, channel,
TC_CMR_WAVE
| TC_CMR_WAVSEL_UP_RC
| (HAL_TIMER_PRESCALER == 2 ? TC_CMR_TCCLKS_TIMER_CLOCK1 : 0)
| (HAL_TIMER_PRESCALER == 8 ? TC_CMR_TCCLKS_TIMER_CLOCK2 : 0)
| (HAL_TIMER_PRESCALER == 32 ? TC_CMR_TCCLKS_TIMER_CLOCK3 : 0)
| (HAL_TIMER_PRESCALER == 128 ? TC_CMR_TCCLKS_TIMER_CLOCK4 : 0)
);
// Set compare value
TC_SetRC(tc, channel, VARIANT_MCK / 2 / frequency);
TC_SetRC(tc, channel, VARIANT_MCK / (HAL_TIMER_PRESCALER) / frequency);
// And start timer
TC_Start(tc, channel);
@@ -105,12 +112,12 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
}
void HAL_timer_enable_interrupt(const uint8_t timer_num) {
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
IRQn_Type irq = timer_config[timer_num].IRQ_Id;
NVIC_EnableIRQ(irq);
}
void HAL_timer_disable_interrupt(const uint8_t timer_num) {
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
IRQn_Type irq = timer_config[timer_num].IRQ_Id;
NVIC_DisableIRQ(irq);
// We NEED memory barriers to ensure Interrupts are actually disabled!
@@ -125,7 +132,7 @@ static bool NVIC_GetEnabledIRQ(IRQn_Type IRQn) {
}
bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
IRQn_Type irq = timer_config[timer_num].IRQ_Id;
return NVIC_GetEnabledIRQ(irq);
}

53
Marlin/src/HAL/DUE/timers.h
View File

@@ -35,37 +35,38 @@
typedef uint32_t hal_timer_t;
#define HAL_TIMER_TYPE_MAX 0xFFFFFFFF
#define HAL_TIMER_RATE ((F_CPU) / 2) // frequency of timers peripherals
#define HAL_TIMER_PRESCALER 2
#define HAL_TIMER_RATE ((F_CPU) / (HAL_TIMER_PRESCALER)) // frequency of timers peripherals
#ifndef STEP_TIMER_NUM
#define STEP_TIMER_NUM 2 // Timer Index for Stepper
#ifndef MF_TIMER_STEP
#define MF_TIMER_STEP 2 // Timer Index for Stepper
#endif
#ifndef PULSE_TIMER_NUM
#define PULSE_TIMER_NUM STEP_TIMER_NUM
#ifndef MF_TIMER_PULSE
#define MF_TIMER_PULSE MF_TIMER_STEP
#endif
#ifndef TEMP_TIMER_NUM
#define TEMP_TIMER_NUM 4 // Timer Index for Temperature
#ifndef MF_TIMER_TEMP
#define MF_TIMER_TEMP 4 // Timer Index for Temperature
#endif
#ifndef TONE_TIMER_NUM
#define TONE_TIMER_NUM 6 // index of timer to use for beeper tones
#ifndef MF_TIMER_TONE
#define MF_TIMER_TONE 6 // index of timer to use for beeper tones
#endif
#define TEMP_TIMER_FREQUENCY 1000 // temperature interrupt frequency
#define STEPPER_TIMER_RATE HAL_TIMER_RATE // frequency of stepper timer (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE)
#define STEPPER_TIMER_TICKS_PER_US ((STEPPER_TIMER_RATE) / 1000000) // stepper timer ticks per µs
#define STEPPER_TIMER_PRESCALE (CYCLES_PER_MICROSECOND / STEPPER_TIMER_TICKS_PER_US)
#define STEPPER_TIMER_RATE HAL_TIMER_RATE // frequency of stepper timer (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE)
#define STEPPER_TIMER_TICKS_PER_US ((STEPPER_TIMER_RATE) / 1000000) // stepper timer ticks per µs
#define STEPPER_TIMER_PRESCALE (CYCLES_PER_MICROSECOND / STEPPER_TIMER_TICKS_PER_US)
#define PULSE_TIMER_RATE STEPPER_TIMER_RATE // frequency of pulse timer
#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US
#define PULSE_TIMER_RATE STEPPER_TIMER_RATE // frequency of pulse timer
#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(STEP_TIMER_NUM)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(STEP_TIMER_NUM)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(STEP_TIMER_NUM)
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_STEP)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_STEP)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(MF_TIMER_STEP)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_TEMP)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_TEMP)
#ifndef HAL_STEP_TIMER_ISR
#define HAL_STEP_TIMER_ISR() void TC2_Handler()
@@ -92,7 +93,7 @@ typedef struct {
// Public Variables
// ------------------------
extern const tTimerConfig TimerConfig[];
extern const tTimerConfig timer_config[];
// ------------------------
// Public functions
@@ -101,17 +102,17 @@ extern const tTimerConfig TimerConfig[];
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
FORCE_INLINE static void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
const tTimerConfig * const pConfig = &timer_config[timer_num];
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_RC = compare;
}
FORCE_INLINE static hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
const tTimerConfig * const pConfig = &timer_config[timer_num];
return pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_RC;
}
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
const tTimerConfig * const pConfig = &timer_config[timer_num];
return pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_CV;
}
@@ -120,9 +121,9 @@ void HAL_timer_disable_interrupt(const uint8_t timer_num);
bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
FORCE_INLINE static void HAL_timer_isr_prologue(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
const tTimerConfig * const pConfig = &timer_config[timer_num];
// Reading the status register clears the interrupt flag
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_SR;
}
#define HAL_timer_isr_epilogue(TIMER_NUM)
#define HAL_timer_isr_epilogue(T) NOOP

19
Marlin/src/HAL/DUE/upload_extra_script.py
View File

@@ -4,15 +4,16 @@
# Windows: bossac.exe
# Other: leave unchanged
#
import pioutil
if pioutil.is_pio_build():
import platform
current_OS = platform.system()
import platform
current_OS = platform.system()
if current_OS == 'Windows':
if current_OS == 'Windows':
Import("env")
Import("env")
# Use bossac.exe on Windows
env.Replace(
UPLOADCMD="bossac --info --unlock --write --verify --reset --erase -U false --boot $SOURCE"
)
# Use bossac.exe on Windows
env.Replace(
UPLOADCMD="bossac --info --unlock --write --verify --reset --erase -U false --boot $SOURCE"
)

2
Marlin/src/HAL/DUE/usb/compiler.h
View File

@@ -1059,7 +1059,7 @@ static inline void convert_64_bit_to_byte_array(uint64_t value, uint8_t *data)
while (val_index < 8)
{
data[val_index++] = value & 0xFF;
value = value >> 8;
value >>= 8;
}
}

2
Marlin/src/HAL/DUE/usb/sd_mmc_spi_mem.cpp
View File

@@ -10,7 +10,7 @@
#include "../../../sd/cardreader.h"
extern "C" {
#include "sd_mmc_spi_mem.h"
#include "sd_mmc_spi_mem.h"
}
#define SD_MMC_BLOCK_SIZE 512

114
Marlin/src/HAL/DUE/watchdog.cpp
View File

@@ -1,114 +0,0 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifdef ARDUINO_ARCH_SAM
#include "../../inc/MarlinConfig.h"
#include "../../MarlinCore.h"
#include "watchdog.h"
// Override Arduino runtime to either config or disable the watchdog
//
// We need to configure the watchdog as soon as possible in the boot
// process, because watchdog initialization at hardware reset on SAM3X8E
// is unreliable, and there is risk of unintended resets if we delay
// that initialization to a later time.
void watchdogSetup() {
#if ENABLED(USE_WATCHDOG)
// 4 seconds timeout
uint32_t timeout = TERN(WATCHDOG_DURATION_8S, 8000, 4000);
// Calculate timeout value in WDT counter ticks: This assumes
// the slow clock is running at 32.768 kHz watchdog
// frequency is therefore 32768 / 128 = 256 Hz
timeout = (timeout << 8) / 1000;
if (timeout == 0)
timeout = 1;
else if (timeout > 0xFFF)
timeout = 0xFFF;
// We want to enable the watchdog with the specified timeout
uint32_t value =
WDT_MR_WDV(timeout) | // With the specified timeout
WDT_MR_WDD(timeout) | // and no invalid write window
#if !(SAMV70 || SAMV71 || SAME70 || SAMS70)
WDT_MR_WDRPROC | // WDT fault resets processor only - We want
// to keep PIO controller state
#endif
WDT_MR_WDDBGHLT | // WDT stops in debug state.
WDT_MR_WDIDLEHLT; // WDT stops in idle state.
#if ENABLED(WATCHDOG_RESET_MANUAL)
// We enable the watchdog timer, but only for the interrupt.
// Configure WDT to only trigger an interrupt
value |= WDT_MR_WDFIEN; // Enable WDT fault interrupt.
// Disable WDT interrupt (just in case, to avoid triggering it!)
NVIC_DisableIRQ(WDT_IRQn);
// We NEED memory barriers to ensure Interrupts are actually disabled!
// ( https://dzone.com/articles/nvic-disabling-interrupts-on-arm-cortex-m-and-the )
__DSB();
__ISB();
// Initialize WDT with the given parameters
WDT_Enable(WDT, value);
// Configure and enable WDT interrupt.
NVIC_ClearPendingIRQ(WDT_IRQn);
NVIC_SetPriority(WDT_IRQn, 0); // Use highest priority, so we detect all kinds of lockups
NVIC_EnableIRQ(WDT_IRQn);
#else
// a WDT fault triggers a reset
value |= WDT_MR_WDRSTEN;
// Initialize WDT with the given parameters
WDT_Enable(WDT, value);
#endif
// Reset the watchdog
WDT_Restart(WDT);
#else
// Make sure to completely disable the Watchdog
WDT_Disable(WDT);
#endif
}
#if ENABLED(USE_WATCHDOG)
// Initialize watchdog - On SAM3X, Watchdog was already configured
// and enabled or disabled at startup, so no need to reconfigure it
// here.
void watchdog_init() {
// Reset watchdog to start clean
WDT_Restart(WDT);
}
#endif // USE_WATCHDOG
#endif

33
Marlin/src/HAL/DUE/watchdog.h
View File

@@ -1,33 +0,0 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#pragma once
// Arduino Due core now has watchdog support
#include "HAL.h"
// Initialize watchdog with a 4 second interrupt time
void watchdog_init();
// Reset watchdog. MUST be called at least every 4 seconds after the
// first watchdog_init or AVR will go into emergency procedures.
inline void HAL_watchdog_refresh() { watchdogReset(); }