Merge upstream changes from Marlin 2.1.1
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@@ -34,14 +34,14 @@ typedef uint16_t hal_timer_t;
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#define HAL_TIMER_RATE ((F_CPU) / 8) // i.e., 2MHz or 2.5MHz
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#ifndef STEP_TIMER_NUM
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#define STEP_TIMER_NUM 1
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#ifndef MF_TIMER_STEP
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#define MF_TIMER_STEP 1
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#endif
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#ifndef PULSE_TIMER_NUM
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#define PULSE_TIMER_NUM STEP_TIMER_NUM
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#ifndef MF_TIMER_PULSE
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#define MF_TIMER_PULSE MF_TIMER_STEP
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#endif
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#ifndef TEMP_TIMER_NUM
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#define TEMP_TIMER_NUM 0
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#ifndef MF_TIMER_TEMP
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#define MF_TIMER_TEMP 0
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#endif
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#define TEMP_TIMER_FREQUENCY ((F_CPU) / 64.0 / 256.0)
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@@ -58,13 +58,13 @@ typedef uint16_t hal_timer_t;
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#define DISABLE_STEPPER_DRIVER_INTERRUPT() CBI(TIMSK1, OCIE1A)
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#define STEPPER_ISR_ENABLED() TEST(TIMSK1, OCIE1A)
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#define ENABLE_TEMPERATURE_INTERRUPT() SBI(TIMSK0, OCIE0B)
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#define DISABLE_TEMPERATURE_INTERRUPT() CBI(TIMSK0, OCIE0B)
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#define TEMPERATURE_ISR_ENABLED() TEST(TIMSK0, OCIE0B)
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#define ENABLE_TEMPERATURE_INTERRUPT() SBI(TIMSK0, OCIE0A)
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#define DISABLE_TEMPERATURE_INTERRUPT() CBI(TIMSK0, OCIE0A)
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#define TEMPERATURE_ISR_ENABLED() TEST(TIMSK0, OCIE0A)
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FORCE_INLINE void HAL_timer_start(const uint8_t timer_num, const uint32_t) {
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switch (timer_num) {
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case STEP_TIMER_NUM:
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case MF_TIMER_STEP:
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// waveform generation = 0100 = CTC
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SET_WGM(1, CTC_OCRnA);
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@@ -84,10 +84,10 @@ FORCE_INLINE void HAL_timer_start(const uint8_t timer_num, const uint32_t) {
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TCNT1 = 0;
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break;
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case TEMP_TIMER_NUM:
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case MF_TIMER_TEMP:
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// Use timer0 for temperature measurement
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// Interleave temperature interrupt with millies interrupt
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OCR0B = 128;
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OCR0A = 128;
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break;
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}
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}
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@@ -109,12 +109,12 @@ FORCE_INLINE void HAL_timer_start(const uint8_t timer_num, const uint32_t) {
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* (otherwise, characters will be lost due to UART overflow).
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* Then: Stepper, Endstops, Temperature, and -finally- all others.
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*/
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#define HAL_timer_isr_prologue(TIMER_NUM)
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#define HAL_timer_isr_epilogue(TIMER_NUM)
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#define HAL_timer_isr_prologue(T) NOOP
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#define HAL_timer_isr_epilogue(T) NOOP
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/* 18 cycles maximum latency */
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#ifndef HAL_STEP_TIMER_ISR
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/* 18 cycles maximum latency */
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#define HAL_STEP_TIMER_ISR() \
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extern "C" void TIMER1_COMPA_vect() __attribute__ ((signal, naked, used, externally_visible)); \
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extern "C" void TIMER1_COMPA_vect_bottom() asm ("TIMER1_COMPA_vect_bottom") __attribute__ ((used, externally_visible, noinline)); \
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@@ -180,7 +180,7 @@ void TIMER1_COMPA_vect() { \
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: \
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: [timsk0] "i" ((uint16_t)&TIMSK0), \
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[timsk1] "i" ((uint16_t)&TIMSK1), \
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[msk0] "M" ((uint8_t)(1<<OCIE0B)),\
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[msk0] "M" ((uint8_t)(1<<OCIE0A)),\
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[msk1] "M" ((uint8_t)(1<<OCIE1A)) \
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: \
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); \
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@@ -193,9 +193,9 @@ void TIMER1_COMPA_vect_bottom()
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/* 14 cycles maximum latency */
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#define HAL_TEMP_TIMER_ISR() \
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extern "C" void TIMER0_COMPB_vect() __attribute__ ((signal, naked, used, externally_visible)); \
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extern "C" void TIMER0_COMPB_vect_bottom() asm ("TIMER0_COMPB_vect_bottom") __attribute__ ((used, externally_visible, noinline)); \
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void TIMER0_COMPB_vect() { \
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extern "C" void TIMER0_COMPA_vect() __attribute__ ((signal, naked, used, externally_visible)); \
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extern "C" void TIMER0_COMPA_vect_bottom() asm ("TIMER0_COMPA_vect_bottom") __attribute__ ((used, externally_visible, noinline)); \
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void TIMER0_COMPA_vect() { \
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__asm__ __volatile__ ( \
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A("push r16") /* 2 Save R16 */ \
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A("in r16, __SREG__") /* 1 Get SREG */ \
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@@ -223,7 +223,7 @@ void TIMER0_COMPB_vect() { \
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A("push r30") \
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A("push r31") \
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A("clr r1") /* C runtime expects this register to be 0 */ \
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A("call TIMER0_COMPB_vect_bottom") /* Call the bottom handler - No inlining allowed, otherwise registers used are not saved */ \
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A("call TIMER0_COMPA_vect_bottom") /* Call the bottom handler - No inlining allowed, otherwise registers used are not saved */ \
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A("pop r31") \
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A("pop r30") \
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A("pop r27") \
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@@ -251,10 +251,10 @@ void TIMER0_COMPB_vect() { \
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A("reti") /* 4 Return from interrupt */ \
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: \
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: [timsk0] "i"((uint16_t)&TIMSK0), \
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[msk0] "M" ((uint8_t)(1<<OCIE0B)) \
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[msk0] "M" ((uint8_t)(1<<OCIE0A)) \
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: \
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); \
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} \
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void TIMER0_COMPB_vect_bottom()
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void TIMER0_COMPA_vect_bottom()
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#endif // HAL_TEMP_TIMER_ISR
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