bissen21/Marlin_Firmware
1
0
Fork 0
Code Issues Pull Requests Projects Releases 4 Wiki Activity

Fix LPC176x timer functions

Browse Source 
Co-Authored-By: ejtagle <ejtagle@hotmail.com>
This commit is contained in:
Scott Lahteine
2018-05-15 03:32:40 -05:00
parent 59f7861bcb
commit 206014a957
5 changed files with 102 additions and 87 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
Marlin/src/HAL/HAL_DUE/HAL_timers_Due.cpp
View File

@ -126,18 +126,23 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
}
void HAL_timer_enable_interrupt(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_IER = TC_IER_CPCS;
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
NVIC_EnableIRQ(irq);
}
void HAL_timer_disable_interrupt(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_IDR = TC_IDR_CPCS;
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
NVIC_DisableIRQ(irq);
}
// missing from CMSIS: Check if interrupt is enabled or not
static bool NVIC_GetEnabledIRQ(IRQn_Type IRQn) {
return (NVIC->ISER[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F))) != 0;
}
bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
return (pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_IMR & TC_IMR_CPCS) != 0;
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
return NVIC_GetEnabledIRQ(irq);
}
#endif // ARDUINO_ARCH_SAM

2
Marlin/src/HAL/HAL_DUE/HAL_timers_Due.h
View File

@ -118,8 +118,6 @@ void HAL_timer_enable_interrupt(const uint8_t timer_num);
void HAL_timer_disable_interrupt(const uint8_t timer_num);
bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
//void HAL_timer_isr_prologue(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];
// Reading the status register clears the interrupt flag