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Task WDT: Fix overflow issue during timeout calculation

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Closes https://github.com/espressif/esp-idf/issues/8239
This commit is contained in:
Marius Vikhammer 2022-01-17 10:06:38 +08:00
parent 71f63df9d5
commit 3bad4e3ca4
1 changed files with 4 additions and 4 deletions
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8
components/esp_common/src/task_wdt.c
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@ -224,9 +224,9 @@ esp_err_t esp_task_wdt_init(uint32_t timeout, bool panic)
wdt_hal_init(&twdt_context, TWDT_INSTANCE, TWDT_PRESCALER, true);
wdt_hal_write_protect_disable(&twdt_context);
//Configure 1st stage timeout and behavior
wdt_hal_config_stage(&twdt_context, WDT_STAGE0, twdt_config->timeout * 1000000 / TWDT_TICKS_PER_US, WDT_STAGE_ACTION_INT);
wdt_hal_config_stage(&twdt_context, WDT_STAGE0, twdt_config->timeout * (1000000 / TWDT_TICKS_PER_US), WDT_STAGE_ACTION_INT);
//Configure 2nd stage timeout and behavior
wdt_hal_config_stage(&twdt_context, WDT_STAGE1, 2*twdt_config->timeout * 1000000 / TWDT_TICKS_PER_US, WDT_STAGE_ACTION_RESET_SYSTEM);
wdt_hal_config_stage(&twdt_context, WDT_STAGE1, twdt_config->timeout * (2 * 1000000 / TWDT_TICKS_PER_US), WDT_STAGE_ACTION_RESET_SYSTEM);
//Enable the WDT
wdt_hal_enable(&twdt_context);
wdt_hal_write_protect_enable(&twdt_context);
@ -238,8 +238,8 @@ esp_err_t esp_task_wdt_init(uint32_t timeout, bool panic)
//Reconfigure hardware timer
wdt_hal_write_protect_disable(&twdt_context);
wdt_hal_disable(&twdt_context);
wdt_hal_config_stage(&twdt_context, WDT_STAGE0, twdt_config->timeout*1000*1000/TWDT_TICKS_PER_US, WDT_STAGE_ACTION_INT);
wdt_hal_config_stage(&twdt_context, WDT_STAGE1, 2*twdt_config->timeout*1000*1000/TWDT_TICKS_PER_US, WDT_STAGE_ACTION_RESET_SYSTEM);
wdt_hal_config_stage(&twdt_context, WDT_STAGE0, twdt_config->timeout * (1000 * 1000 / TWDT_TICKS_PER_US), WDT_STAGE_ACTION_INT);
wdt_hal_config_stage(&twdt_context, WDT_STAGE1, twdt_config->timeout * (2 * 1000 * 1000 / TWDT_TICKS_PER_US), WDT_STAGE_ACTION_RESET_SYSTEM);
wdt_hal_enable(&twdt_context);
wdt_hal_write_protect_enable(&twdt_context);
}