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Merge branch 'fix/lp_wakeup_cause_bits_accumulation_v5.4' into 'release/v5.4'
fix(ulp): Fix accumulation of wakeup cause bits in ULP (v5.4) See merge request espressif/esp-idf!38561
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@@ -17,6 +17,8 @@ extern "C" {
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/**
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* @brief Traverse all possible wake-up sources and update the wake-up cause so that
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* ulp_lp_core_get_wakeup_cause can obtain the bitmap of the wake-up reasons.
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* @note Do not call it from user ULP programs because it will clear the wake-up cause bits
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* which were set at ULP startup in lp_core_startup().
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*/
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void ulp_lp_core_update_wakeup_cause(void);
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@@ -42,6 +42,7 @@ static uint32_t lp_wakeup_cause = 0;
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void ulp_lp_core_update_wakeup_cause(void)
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{
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lp_wakeup_cause = 0;
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if ((lp_core_ll_get_wakeup_source() & LP_CORE_LL_WAKEUP_SOURCE_HP_CPU) \
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&& (pmu_ll_lp_get_interrupt_raw(&PMU) & PMU_HP_SW_TRIGGER_INT_RAW)) {
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lp_wakeup_cause |= LP_CORE_LL_WAKEUP_SOURCE_HP_CPU;
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