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[stm32] EXTI fixes #1066

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merged 2 commits into from
Sep 2, 2023
Merged

[stm32] EXTI fixes #1066

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3395235
[stm32] Fix spurious EXTI interrupt with shared IRQ
chris-durand Jul 20, 2023
c9e5227
[stm32] Fix compilation error when Exti::disconnect() is used
chris-durand Jul 13, 2023
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5 changes: 5 additions & 0 deletions src/modm/platform/extint/stm32/exti.cpp.in
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,11 @@ Exti::handlers[Exti::Lines] modm_fastdata;
void Exti::irq(uint32_t mask)
{
uint32_t flags = EXTI->IMR{{"1" if (extended or separate_flags) else ""}} & mask;
%% if separate_flags
flags &= (EXTI->FPR1 & EXTI->FTSR1) | (EXTI->RPR1 & EXTI->RTSR1);
%% else
flags &= EXTI->PR{{"1" if extended else ""}};
%% endif
while(flags)
{
const uint8_t lmb = 31ul - __builtin_clz(flags);
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2 changes: 1 addition & 1 deletion src/modm/platform/extint/stm32/exti.hpp.in
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Expand Up @@ -268,7 +268,7 @@ public:
NVIC_DisableIRQ(IRQn_Type(vector));
}
template< class Pin > static void
disableVector(uint8_t priority) { disableVector(getVectorForLine(Pin::pin)); }
disableVector() { disableVector(getVectorForLine(Pin::pin)); }

inline static void
disableVectors(MaskType mask)
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