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[2.0.x] HAL timer set/get count => set/get compare (#9581)

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To reduce confusion over the current timer count vs. the compare (aka "top") value. Caution: this re-uses the function name, changing its meaning.
This commit is contained in:
Scott Lahteine
2018-02-10 20:42:00 -06:00
committed by GitHub
parent 7a4029d1b1
commit 03d790451f
10 changed files with 65 additions and 65 deletions
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8
Marlin/src/HAL/HAL_AVR/HAL_AVR.h
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@@ -147,10 +147,10 @@ extern "C" {
#define HAL_timer_start(timer_num, frequency)
#define _CAT(a, ...) a ## __VA_ARGS__
#define HAL_timer_set_count(timer, count) (_CAT(TIMER_OCR_, timer) = count)
#define HAL_timer_get_count(timer) _CAT(TIMER_OCR_, timer)
#define HAL_timer_set_current_count(timer, count) (_CAT(TIMER_COUNTER_, timer) = count)
#define HAL_timer_get_current_count(timer) _CAT(TIMER_COUNTER_, timer)
#define HAL_timer_set_compare(timer, compare) (_CAT(TIMER_OCR_, timer) = compare)
#define HAL_timer_get_compare(timer) _CAT(TIMER_OCR_, timer)
#define HAL_timer_set_count(timer, count) (_CAT(TIMER_COUNTER_, timer) = count)
#define HAL_timer_get_count(timer) _CAT(TIMER_COUNTER_, timer)
#define HAL_timer_isr_prologue(timer_num)

4
Marlin/src/HAL/HAL_DUE/HAL_timers_Due.cpp
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@@ -127,9 +127,9 @@ bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
}
#if 0
void HAL_timer_set_count(const uint8_t timer_num, const uint32_t count) {
void HAL_timer_set_compare(const uint8_t timer_num, const uint32_t compare) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
TC_SetRC(pConfig->pTimerRegs, pConfig->channel, count);
TC_SetRC(pConfig->pTimerRegs, pConfig->channel, compare);
}
void HAL_timer_isr_prologue(const uint8_t timer_num) {

10
Marlin/src/HAL/HAL_DUE/HAL_timers_Due.h
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@@ -91,22 +91,22 @@ extern const tTimerConfig TimerConfig[];
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
FORCE_INLINE static void HAL_timer_set_count(const uint8_t timer_num, const hal_timer_t count) {
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];
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_RC = count;
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_RC = compare;
}
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
FORCE_INLINE static hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
return pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_RC;
}
FORCE_INLINE static void HAL_timer_set_current_count(const uint8_t timer_num, const hal_timer_t count) {
FORCE_INLINE static void HAL_timer_set_count(const uint8_t timer_num, const hal_timer_t count) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_CV = count;
}
FORCE_INLINE static hal_timer_t HAL_timer_get_current_count(const uint8_t timer_num) {
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
return pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_CV;
}

20
Marlin/src/HAL/HAL_LPC1768/HAL_timers.h
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@@ -87,22 +87,22 @@ typedef uint32_t hal_timer_t;
void HAL_timer_init(void);
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
FORCE_INLINE static void HAL_timer_set_count(const uint8_t timer_num, const hal_timer_t count) {
FORCE_INLINE static void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare) {
switch (timer_num) {
case 0:
LPC_TIM0->MR0 = count;
if (LPC_TIM0->TC > count)
LPC_TIM0->TC = count - 5; // generate an immediate stepper ISR
LPC_TIM0->MR0 = compare;
if (LPC_TIM0->TC > compare)
LPC_TIM0->TC = compare - 5; // generate an immediate stepper ISR
break;
case 1:
LPC_TIM1->MR0 = count;
if (LPC_TIM1->TC > count)
LPC_TIM1->TC = count - 5; // make sure we don't have one extra long period
LPC_TIM1->MR0 = compare;
if (LPC_TIM1->TC > compare)
LPC_TIM1->TC = compare - 5; // make sure we don't have one extra long period
break;
}
}
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
FORCE_INLINE static hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
switch (timer_num) {
case 0: return LPC_TIM0->MR0;
case 1: return LPC_TIM1->MR0;
@@ -110,14 +110,14 @@ FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
return 0;
}
FORCE_INLINE static void HAL_timer_set_current_count(const uint8_t timer_num, const hal_timer_t count) {
FORCE_INLINE static void HAL_timer_set_count(const uint8_t timer_num, const hal_timer_t count) {
switch (timer_num) {
case 0: LPC_TIM0->TC = count; break;
case 1: LPC_TIM1->TC = count; break;
}
}
FORCE_INLINE static hal_timer_t HAL_timer_get_current_count(const uint8_t timer_num) {
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
switch (timer_num) {
case 0: return LPC_TIM0->TC;
case 1: return LPC_TIM1->TC;

16
Marlin/src/HAL/HAL_STM32F1/HAL_timers_Stm32f1.h
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@@ -46,7 +46,7 @@
typedef uint16_t hal_timer_t;
#define HAL_TIMER_TYPE_MAX 0xFFFF
#if defined MCU_STM32F103CB || defined(MCU_STM32F103C8)
#if defined(MCU_STM32F103CB) || defined(MCU_STM32F103C8)
#define STEP_TIMER_NUM 4 // For C8/CB boards, use timer 4
#else
#define STEP_TIMER_NUM 5 // for other boards, five is fine.
@@ -82,8 +82,8 @@ typedef uint16_t hal_timer_t;
#define ENABLE_TEMPERATURE_INTERRUPT() timer_enable_irq(TEMP_TIMER_DEV, TEMP_TIMER_CHAN)
#define DISABLE_TEMPERATURE_INTERRUPT() timer_disable_irq(TEMP_TIMER_DEV, TEMP_TIMER_CHAN)
#define HAL_timer_get_current_count(timer_num) timer_get_count(TIMER_DEV(timer_num))
#define HAL_timer_set_current_count(timer_num, count) timer_set_count(TIMER_DEV(timer_num), (uint16)count)
#define HAL_timer_get_count(timer_num) timer_get_count(TIMER_DEV(timer_num))
#define HAL_timer_set_count(timer_num, count) timer_set_count(TIMER_DEV(timer_num), (uint16)count)
#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr)DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
@@ -128,21 +128,21 @@ bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
* Todo: Look at that possibility later.
*/
FORCE_INLINE static void HAL_timer_set_count(const uint8_t timer_num, const hal_timer_t count) {
//count = min(count, HAL_TIMER_TYPE_MAX);
FORCE_INLINE static void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare) {
//compare = min(compare, HAL_TIMER_TYPE_MAX);
switch (timer_num) {
case STEP_TIMER_NUM:
timer_set_compare(STEP_TIMER_DEV, STEP_TIMER_CHAN, count);
timer_set_compare(STEP_TIMER_DEV, STEP_TIMER_CHAN, compare);
return;
case TEMP_TIMER_NUM:
timer_set_compare(TEMP_TIMER_DEV, TEMP_TIMER_CHAN, count);
timer_set_compare(TEMP_TIMER_DEV, TEMP_TIMER_CHAN, compare);
return;
default:
return;
}
}
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
FORCE_INLINE static hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
switch (timer_num) {
case STEP_TIMER_NUM:
return timer_get_compare(STEP_TIMER_DEV, STEP_TIMER_CHAN);

10
Marlin/src/HAL/HAL_STM32F7/HAL_timers_STM32F7.cpp
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@@ -117,11 +117,11 @@ extern "C" void TIM7_IRQHandler() {
((void(*)(void))timerConfig[1].callback)();
}
void HAL_timer_set_count(const uint8_t timer_num, const uint32_t count) {
__HAL_TIM_SetAutoreload(&timerConfig[timer_num].timerdef, count);
void HAL_timer_set_compare(const uint8_t timer_num, const uint32_t compare) {
__HAL_TIM_SetAutoreload(&timerConfig[timer_num].timerdef, compare);
}
void HAL_timer_set_current_count(const uint8_t timer_num, const uint32_t count) {
void HAL_timer_set_count(const uint8_t timer_num, const uint32_t count) {
__HAL_TIM_SetAutoreload(&timerConfig[timer_num].timerdef, count);
}
@@ -133,11 +133,11 @@ void HAL_timer_disable_interrupt(const uint8_t timer_num) {
HAL_NVIC_DisableIRQ(timerConfig[timer_num].IRQ_Id);
}
hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
return __HAL_TIM_GetAutoreload(&timerConfig[timer_num].timerdef);
}
uint32_t HAL_timer_get_current_count(const uint8_t timer_num) {
uint32_t HAL_timer_get_count(const uint8_t timer_num) {
return __HAL_TIM_GetCounter(&timerConfig[timer_num].timerdef);
}

10
Marlin/src/HAL/HAL_STM32F7/HAL_timers_STM32F7.h
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@@ -91,12 +91,12 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
void HAL_timer_enable_interrupt(const uint8_t timer_num);
void HAL_timer_disable_interrupt(const uint8_t timer_num);
void HAL_timer_set_count(const uint8_t timer_num, const uint32_t count);
hal_timer_t HAL_timer_get_count(const uint8_t timer_num);
uint32_t HAL_timer_get_current_count(const uint8_t timer_num);
void HAL_timer_set_compare(const uint8_t timer_num, const uint32_t compare);
hal_timer_t HAL_timer_get_compare(const uint8_t timer_num);
uint32_t HAL_timer_get_count(const uint8_t timer_num);
void HAL_timer_set_current_count(const uint8_t timer_num, const uint32_t count); // New
/*FORCE_INLINE static void HAL_timer_set_current_count(const uint8_t timer_num, const hal_timer_t count) {
void HAL_timer_set_count(const uint8_t timer_num, const uint32_t count); // New
/*FORCE_INLINE static void HAL_timer_set_count(const uint8_t timer_num, const hal_timer_t count) {
// To do ??
}*/

12
Marlin/src/HAL/HAL_TEENSY35_36/HAL_timers_Teensy.h
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@@ -80,14 +80,14 @@ typedef uint32_t hal_timer_t;
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
FORCE_INLINE static void HAL_timer_set_count(const uint8_t timer_num, const hal_timer_t count) {
FORCE_INLINE static void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare) {
switch (timer_num) {
case 0: FTM0_C0V = count; break;
case 1: FTM1_C0V = count; break;
case 0: FTM0_C0V = compare; break;
case 1: FTM1_C0V = compare; break;
}
}
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
FORCE_INLINE static hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
switch (timer_num) {
case 0: return FTM0_C0V;
case 1: return FTM1_C0V;
@@ -95,14 +95,14 @@ FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
return 0;
}
FORCE_INLINE static void HAL_timer_set_current_count(const uint8_t timer_num, const hal_timer_t count) {
FORCE_INLINE static void HAL_timer_set_count(const uint8_t timer_num, const hal_timer_t count) {
switch (timer_num) {
case 0: FTM0_CNT = count;
case 1: FTM1_CNT = count;
}
}
FORCE_INLINE static hal_timer_t HAL_timer_get_current_count(const uint8_t timer_num) {
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
switch (timer_num) {
case 0: return FTM0_CNT;
case 1: return FTM1_CNT;

38
Marlin/src/module/stepper.cpp
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@@ -371,7 +371,7 @@ void Stepper::isr() {
#if DISABLED(LIN_ADVANCE)
#ifdef CPU_32_BIT
HAL_timer_set_count(STEP_TIMER_NUM, ocr_val);
HAL_timer_set_compare(STEP_TIMER_NUM, ocr_val);
#else
NOLESS(OCR1A, TCNT1 + 16);
#endif
@@ -560,7 +560,7 @@ void Stepper::isr() {
* 10µs = 160 or 200 cycles.
*/
#if EXTRA_CYCLES_XYZE > 20
hal_timer_t pulse_start = HAL_timer_get_current_count(PULSE_TIMER_NUM);
hal_timer_t pulse_start = HAL_timer_get_count(PULSE_TIMER_NUM);
#endif
#if HAS_X_STEP
@@ -592,8 +592,8 @@ void Stepper::isr() {
// For minimum pulse time wait before stopping pulses
#if EXTRA_CYCLES_XYZE > 20
while (EXTRA_CYCLES_XYZE > (uint32_t)(HAL_timer_get_current_count(PULSE_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
pulse_start = HAL_timer_get_current_count(PULSE_TIMER_NUM);
while (EXTRA_CYCLES_XYZE > (uint32_t)(HAL_timer_get_count(PULSE_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
pulse_start = HAL_timer_get_count(PULSE_TIMER_NUM);
#elif EXTRA_CYCLES_XYZE > 0
DELAY_NOPS(EXTRA_CYCLES_XYZE);
#endif
@@ -633,7 +633,7 @@ void Stepper::isr() {
// For minimum pulse time wait after stopping pulses also
#if EXTRA_CYCLES_XYZE > 20
if (i) while (EXTRA_CYCLES_XYZE > (uint32_t)(HAL_timer_get_current_count(PULSE_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
if (i) while (EXTRA_CYCLES_XYZE > (uint32_t)(HAL_timer_get_count(PULSE_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
#elif EXTRA_CYCLES_XYZE > 0
if (i) DELAY_NOPS(EXTRA_CYCLES_XYZE);
#endif
@@ -750,9 +750,9 @@ void Stepper::isr() {
#if DISABLED(LIN_ADVANCE)
#ifdef CPU_32_BIT
// Make sure stepper interrupt does not monopolise CPU by adjusting count to give about 8 us room
hal_timer_t stepper_timer_count = HAL_timer_get_count(STEP_TIMER_NUM),
stepper_timer_current_count = HAL_timer_get_current_count(STEP_TIMER_NUM) + 8 * HAL_TICKS_PER_US;
HAL_timer_set_count(STEP_TIMER_NUM, max(stepper_timer_count, stepper_timer_current_count));
hal_timer_t stepper_timer_count = HAL_timer_get_compare(STEP_TIMER_NUM),
stepper_timer_current_count = HAL_timer_get_count(STEP_TIMER_NUM) + 8 * HAL_TICKS_PER_US;
HAL_timer_set_compare(STEP_TIMER_NUM, max(stepper_timer_count, stepper_timer_current_count));
#else
NOLESS(OCR1A, TCNT1 + 16);
#endif
@@ -814,7 +814,7 @@ void Stepper::isr() {
for (uint8_t i = step_loops; i--;) {
#if EXTRA_CYCLES_E > 20
hal_timer_t pulse_start = HAL_timer_get_current_count(PULSE_TIMER_NUM);
hal_timer_t pulse_start = HAL_timer_get_count(PULSE_TIMER_NUM);
#endif
START_E_PULSE(0);
@@ -833,8 +833,8 @@ void Stepper::isr() {
// For minimum pulse time wait before stopping pulses
#if EXTRA_CYCLES_E > 20
while (EXTRA_CYCLES_E > (hal_timer_t)(HAL_timer_get_current_count(PULSE_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
pulse_start = HAL_timer_get_current_count(PULSE_TIMER_NUM);
while (EXTRA_CYCLES_E > (hal_timer_t)(HAL_timer_get_count(PULSE_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
pulse_start = HAL_timer_get_count(PULSE_TIMER_NUM);
#elif EXTRA_CYCLES_E > 0
DELAY_NOPS(EXTRA_CYCLES_E);
#endif
@@ -855,7 +855,7 @@ void Stepper::isr() {
// For minimum pulse time wait before looping
#if EXTRA_CYCLES_E > 20
if (i) while (EXTRA_CYCLES_E > (hal_timer_t)(HAL_timer_get_current_count(PULSE_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
if (i) while (EXTRA_CYCLES_E > (hal_timer_t)(HAL_timer_get_count(PULSE_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
#elif EXTRA_CYCLES_E > 0
if (i) DELAY_NOPS(EXTRA_CYCLES_E);
#endif
@@ -878,7 +878,7 @@ void Stepper::isr() {
// Is the next advance ISR scheduled before the next main ISR?
if (nextAdvanceISR <= nextMainISR) {
// Set up the next interrupt
HAL_timer_set_count(STEP_TIMER_NUM, nextAdvanceISR);
HAL_timer_set_compare(STEP_TIMER_NUM, nextAdvanceISR);
// New interval for the next main ISR
if (nextMainISR) nextMainISR -= nextAdvanceISR;
// Will call Stepper::advance_isr on the next interrupt
@@ -886,7 +886,7 @@ void Stepper::isr() {
}
else {
// The next main ISR comes first
HAL_timer_set_count(STEP_TIMER_NUM, nextMainISR);
HAL_timer_set_compare(STEP_TIMER_NUM, nextMainISR);
// New interval for the next advance ISR, if any
if (nextAdvanceISR && nextAdvanceISR != ADV_NEVER)
nextAdvanceISR -= nextMainISR;
@@ -897,9 +897,9 @@ void Stepper::isr() {
// Don't run the ISR faster than possible
#ifdef CPU_32_BIT
// Make sure stepper interrupt does not monopolise CPU by adjusting count to give about 8 us room
uint32_t stepper_timer_count = HAL_timer_get_count(STEP_TIMER_NUM),
stepper_timer_current_count = HAL_timer_get_current_count(STEP_TIMER_NUM) + 8 * HAL_TICKS_PER_US;
HAL_timer_set_count(STEP_TIMER_NUM, max(stepper_timer_count, stepper_timer_current_count));
uint32_t stepper_timer_count = HAL_timer_get_compare(STEP_TIMER_NUM),
stepper_timer_current_count = HAL_timer_get_count(STEP_TIMER_NUM) + 8 * HAL_TICKS_PER_US;
HAL_timer_set_compare(STEP_TIMER_NUM, max(stepper_timer_count, stepper_timer_current_count));
#else
NOLESS(OCR1A, TCNT1 + 16);
#endif
@@ -1304,8 +1304,8 @@ void Stepper::report_positions() {
#define _APPLY_DIR(AXIS, INVERT) AXIS ##_APPLY_DIR(INVERT, true)
#if EXTRA_CYCLES_BABYSTEP > 20
#define _SAVE_START const hal_timer_t pulse_start = HAL_timer_get_current_count(STEP_TIMER_NUM)
#define _PULSE_WAIT while (EXTRA_CYCLES_BABYSTEP > (uint32_t)(HAL_timer_get_current_count(STEP_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
#define _SAVE_START const hal_timer_t pulse_start = HAL_timer_get_count(STEP_TIMER_NUM)
#define _PULSE_WAIT while (EXTRA_CYCLES_BABYSTEP > (uint32_t)(HAL_timer_get_count(STEP_TIMER_NUM) - pulse_start) * (PULSE_TIMER_PRESCALE)) { /* nada */ }
#else
#define _SAVE_START NOOP
#if EXTRA_CYCLES_BABYSTEP > 0

2
Marlin/src/module/stepper.h
View File

@@ -108,7 +108,7 @@ class Stepper {
// i.e., the current amount of pressure applied
// to the spring (=filament).
#else
#define _NEXT_ISR(T) HAL_timer_set_count(STEP_TIMER_NUM, T);
#define _NEXT_ISR(T) HAL_timer_set_compare(STEP_TIMER_NUM, T);
#endif // LIN_ADVANCE
static long acceleration_time, deceleration_time;