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Merge branch 'fix/disable_core1_branch_predictor_in_sleep_process_v5.3' into 'release/v5.3'

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fix(esp_hw_support): fix core1 branch predictor access ext mem after cache disabled by core0 (v5.3)

See merge request espressif/esp-idf!48460
This commit is contained in:
Jiang Jiang Jian
2026-05-14 11:14:31 +08:00
parent 2644c0b602 f7f0dcaeb7
commit 18356c8561
1 changed files with 2 additions and 0 deletions
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components/esp_hw_support/lowpower/cpu_retention/port/esp32p4/sleep_cpu.c
+2
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@@ -509,6 +509,7 @@ esp_err_t sleep_cpu_configure(bool light_sleep_enable)
#if ESP_SLEEP_POWER_DOWN_CPU
static TCM_IRAM_ATTR void smp_core_do_retention(void)
{
esp_cpu_branch_prediction_disable();
uint8_t core_id = esp_cpu_get_core_id();
if (core_id == 0) {
@@ -573,6 +574,7 @@ static TCM_IRAM_ATTR void smp_core_do_retention(void)
;
}
atomic_store(&s_smp_retention_state[core_id], SMP_IDLE);
esp_cpu_branch_prediction_enable();
}