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Inline ESP::getCycleCount() to make it safe to call from ISRs #3165

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Merged
merged 3 commits into from
Sep 11, 2019
Merged

Inline ESP::getCycleCount() to make it safe to call from ISRs #3165

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0fbb76a
Inline ESP::getCycleCount() to make it safe to call from ISRs
dok-net Sep 1, 2019
9f3e75d
Attribute IRAM_ATTR ISR-safe function in addition to inlining.
dok-net Sep 10, 2019
32383b4
Merge branch 'master' into isr_safe_cyclecount
me-no-dev Sep 11, 2019
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Attribute IRAM_ATTR ISR-safe function in addition to inlining.
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@dok-net
dok-net committed Sep 10, 2019
commit 9f3e75d35285a607f51c510f4b7a6165c7525e31
2 changes: 1 addition & 1 deletion cores/esp32/Esp.h
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Expand Up @@ -101,7 +101,7 @@ class EspClass

};

uint32_t EspClass::getCycleCount()
uint32_t IRAM_ATTR EspClass::getCycleCount()
{
uint32_t ccount;
__asm__ __volatile__("esync; rsr %0,ccount":"=a" (ccount));
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