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Change _watchdog_enable to trigger immediate reboot when no delay set (#561)

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Robert Pafford 2021-10-14 12:30:16 -04:00 committed by GitHub
parent f808b5f2dc
commit 3c94bc8137
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1 changed files with 10 additions and 9 deletions
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19
src/rp2_common/hardware_watchdog/watchdog.c
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@ -49,18 +49,19 @@ void _watchdog_enable(uint32_t delay_ms, bool pause_on_debug) {
hw_clear_bits(&watchdog_hw->ctrl, dbg_bits); hw_clear_bits(&watchdog_hw->ctrl, dbg_bits);
} }
if (!delay_ms) delay_ms = 50; if (!delay_ms) {
hw_set_bits(&watchdog_hw->ctrl, WATCHDOG_CTRL_TRIGGER_BITS);
} else {
// Note, we have x2 here as the watchdog HW currently decrements twice per tick
load_value = delay_ms * 1000 * 2;
// Note, we have x2 here as the watchdog HW currently decrements twice per tick if (load_value > 0xffffffu)
load_value = delay_ms * 1000 * 2; load_value = 0xffffffu;
if (load_value > 0xffffffu) watchdog_update();
load_value = 0xffffffu;
hw_set_bits(&watchdog_hw->ctrl, WATCHDOG_CTRL_ENABLE_BITS);
watchdog_update(); }
hw_set_bits(&watchdog_hw->ctrl, WATCHDOG_CTRL_ENABLE_BITS);
} }
// end::watchdog_enable[] // end::watchdog_enable[]