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F4 Dshot-DMAR initial working version

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This commit is contained in:
jflyper 2017-12-23 02:52:01 +09:00
parent 5594a5c5b9
commit 759e03c47e
8 changed files with 220 additions and 52 deletions
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74
src/main/drivers/timer.c
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@ -193,11 +193,85 @@ TIM_TypeDef * const usedTimers[USED_TIMER_COUNT] = {
#undef _DEF
};
// Map timer index to timer number (Straight copy of usedTimers array)
const int8_t timerNumbers[USED_TIMER_COUNT] = {
#define _DEF(i) i
#if USED_TIMERS & TIM_N(1)
_DEF(1),
#endif
#if USED_TIMERS & TIM_N(2)
_DEF(2),
#endif
#if USED_TIMERS & TIM_N(3)
_DEF(3),
#endif
#if USED_TIMERS & TIM_N(4)
_DEF(4),
#endif
#if USED_TIMERS & TIM_N(5)
_DEF(5),
#endif
#if USED_TIMERS & TIM_N(6)
_DEF(6),
#endif
#if USED_TIMERS & TIM_N(7)
_DEF(7),
#endif
#if USED_TIMERS & TIM_N(8)
_DEF(8),
#endif
#if USED_TIMERS & TIM_N(9)
_DEF(9),
#endif
#if USED_TIMERS & TIM_N(10)
_DEF(10),
#endif
#if USED_TIMERS & TIM_N(11)
_DEF(11),
#endif
#if USED_TIMERS & TIM_N(12)
_DEF(12),
#endif
#if USED_TIMERS & TIM_N(13)
_DEF(13),
#endif
#if USED_TIMERS & TIM_N(14)
_DEF(14),
#endif
#if USED_TIMERS & TIM_N(15)
_DEF(15),
#endif
#if USED_TIMERS & TIM_N(16)
_DEF(16),
#endif
#if USED_TIMERS & TIM_N(17)
_DEF(17),
#endif
#undef _DEF
};
int8_t timerGetTIMNumber(const TIM_TypeDef *tim)
{
uint8_t index = lookupTimerIndex(tim);
if (index < USED_TIMER_COUNT) {
return timerNumbers[index];
} else {
return 0;
}
}
static inline uint8_t lookupChannelIndex(const uint16_t channel)
{
return channel >> 2;
}
uint8_t timerLookupChannelIndex(const uint16_t channel)
{
return lookupChannelIndex(channel);
}
rccPeriphTag_t timerRCC(TIM_TypeDef *tim)
{
for (int i = 0; i < HARDWARE_TIMER_DEFINITION_COUNT; i++) {