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https://github.com/esphome/esphome.git
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54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
#ifdef USE_LIBRETINY
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#include "core.h"
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#include "esphome/core/hal.h"
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#include "preferences.h"
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#include <FreeRTOS.h>
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#include <task.h>
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// Empty libretiny namespace block to satisfy ci-custom's lint_namespace check.
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// HAL functions live in namespace esphome (root) — they are not part of the
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// libretiny component's API.
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namespace esphome::libretiny {} // namespace esphome::libretiny
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namespace esphome {
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// yield(), delay(), micros(), millis(), millis_64(), delayMicroseconds(),
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// arch_feed_wdt(), arch_get_cpu_cycle_count(), arch_get_cpu_freq_hz()
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// inlined in components/libretiny/hal.h.
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void arch_init() {
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libretiny::setup_preferences();
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lt_wdt_enable(10000L);
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#ifdef USE_BK72XX
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// BK72xx SDK creates the main Arduino task at priority 3, which is lower than
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// all WiFi (4-5), LwIP (4), and TCP/IP (7) tasks. This causes ~100ms loop
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// stalls whenever WiFi background processing runs, because the main task
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// cannot resume until every higher-priority task finishes.
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//
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// By contrast, RTL87xx creates the main task at osPriorityRealtime (highest).
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//
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// Raise to priority 6: above WiFi/LwIP tasks (4-5) so they don't preempt the
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// main loop, but below the TCP/IP thread (7) so packet processing keeps priority.
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// This is safe because ESPHome yields voluntarily via wakeable_delay() and
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// the Arduino mainTask yield() after each loop() iteration.
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static constexpr UBaseType_t MAIN_TASK_PRIORITY = 6;
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static_assert(MAIN_TASK_PRIORITY < configMAX_PRIORITIES, "MAIN_TASK_PRIORITY must be less than configMAX_PRIORITIES");
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vTaskPrioritySet(nullptr, MAIN_TASK_PRIORITY);
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#endif
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#if LT_GPIO_RECOVER
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lt_gpio_recover();
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#endif
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}
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void arch_restart() {
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lt_reboot();
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while (true) {
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}
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}
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} // namespace esphome
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#endif // USE_LIBRETINY
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