kopia lustrzana https://github.com/espressif/esp-idf
207 wiersze
6.6 KiB
C
207 wiersze
6.6 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include <stdbool.h>
|
|
#include "hal/wdt_types.h"
|
|
#include "hal/wdt_hal.h"
|
|
|
|
/* ---------------------------- Init and Config ----------------------------- */
|
|
|
|
void wdt_hal_init(wdt_hal_context_t *hal, wdt_inst_t wdt_inst, uint32_t prescaler, bool enable_intr)
|
|
{
|
|
//Initialize HAL context
|
|
memset(hal, 0, sizeof(wdt_hal_context_t));
|
|
if (wdt_inst == WDT_MWDT0) {
|
|
hal->mwdt_dev = &TIMERG0;
|
|
}
|
|
#if SOC_TIMER_GROUPS >= 2
|
|
else if (wdt_inst == WDT_MWDT1) {
|
|
hal->mwdt_dev = &TIMERG1;
|
|
}
|
|
#endif
|
|
else {
|
|
#if CONFIG_IDF_TARGET_ESP32C6 || CONFIG_IDF_TARGET_ESP32H2 // ESP32C6-TODO, ESP32H2-TODO: IDF-5653
|
|
hal->rwdt_dev = &LP_WDT;
|
|
#else
|
|
hal->rwdt_dev = &RTCCNTL;
|
|
#endif
|
|
}
|
|
hal->inst = wdt_inst;
|
|
|
|
if (hal->inst == WDT_RWDT) {
|
|
//Unlock RTC WDT
|
|
rwdt_ll_write_protect_disable(hal->rwdt_dev);
|
|
//Disable RTC WDT, all stages, and all interrupts.
|
|
rwdt_ll_disable(hal->rwdt_dev);
|
|
rwdt_ll_disable_stage(hal->rwdt_dev, WDT_STAGE0);
|
|
rwdt_ll_disable_stage(hal->rwdt_dev, WDT_STAGE1);
|
|
rwdt_ll_disable_stage(hal->rwdt_dev, WDT_STAGE2);
|
|
rwdt_ll_disable_stage(hal->rwdt_dev, WDT_STAGE3);
|
|
#ifdef CONFIG_IDF_TARGET_ESP32
|
|
//Enable or disable level interrupt. Edge interrupt is always disabled.
|
|
rwdt_ll_set_edge_intr(hal->rwdt_dev, false);
|
|
rwdt_ll_set_level_intr(hal->rwdt_dev, enable_intr);
|
|
#else
|
|
//Enable or disable chip reset on timeout, and length of chip reset signal
|
|
rwdt_ll_set_chip_reset_width(hal->rwdt_dev, 0);
|
|
rwdt_ll_set_chip_reset_en(hal->rwdt_dev, false);
|
|
#endif
|
|
rwdt_ll_clear_intr_status(hal->rwdt_dev);
|
|
rwdt_ll_set_intr_enable(hal->rwdt_dev, enable_intr);
|
|
//Set default values
|
|
#if SOC_CPU_CORES_NUM > 1
|
|
rwdt_ll_set_appcpu_reset_en(hal->rwdt_dev, true);
|
|
#endif
|
|
rwdt_ll_set_procpu_reset_en(hal->rwdt_dev, true);
|
|
rwdt_ll_set_pause_in_sleep_en(hal->rwdt_dev, true);
|
|
rwdt_ll_set_cpu_reset_length(hal->rwdt_dev, WDT_RESET_SIG_LENGTH_3_2us);
|
|
rwdt_ll_set_sys_reset_length(hal->rwdt_dev, WDT_RESET_SIG_LENGTH_3_2us);
|
|
//Lock RTC WDT
|
|
rwdt_ll_write_protect_enable(hal->rwdt_dev);
|
|
} else {
|
|
//Unlock WDT
|
|
mwdt_ll_write_protect_disable(hal->mwdt_dev);
|
|
//Disable WDT and stages.
|
|
mwdt_ll_disable(hal->mwdt_dev);
|
|
mwdt_ll_disable_stage(hal->mwdt_dev, 0);
|
|
mwdt_ll_disable_stage(hal->mwdt_dev, 1);
|
|
mwdt_ll_disable_stage(hal->mwdt_dev, 2);
|
|
mwdt_ll_disable_stage(hal->mwdt_dev, 3);
|
|
#if CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
|
|
//Enable or disable level interrupt. Edge interrupt is always disabled.
|
|
mwdt_ll_set_edge_intr(hal->mwdt_dev, false);
|
|
mwdt_ll_set_level_intr(hal->mwdt_dev, enable_intr);
|
|
#endif
|
|
mwdt_ll_clear_intr_status(hal->mwdt_dev);
|
|
mwdt_ll_set_intr_enable(hal->mwdt_dev, enable_intr);
|
|
//Set default values
|
|
mwdt_ll_set_cpu_reset_length(hal->mwdt_dev, WDT_RESET_SIG_LENGTH_3_2us);
|
|
mwdt_ll_set_sys_reset_length(hal->mwdt_dev, WDT_RESET_SIG_LENGTH_3_2us);
|
|
mwdt_ll_set_clock_source(hal->mwdt_dev, MWDT_CLK_SRC_DEFAULT);
|
|
mwdt_ll_enable_clock(hal->mwdt_dev, true);
|
|
//Set tick period
|
|
mwdt_ll_set_prescaler(hal->mwdt_dev, prescaler);
|
|
//Lock WDT
|
|
mwdt_ll_write_protect_enable(hal->mwdt_dev);
|
|
}
|
|
}
|
|
|
|
void wdt_hal_deinit(wdt_hal_context_t *hal)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
//Unlock WDT
|
|
rwdt_ll_write_protect_disable(hal->rwdt_dev);
|
|
//Disable WDT and clear any interrupts
|
|
rwdt_ll_feed(hal->rwdt_dev);
|
|
rwdt_ll_disable(hal->rwdt_dev);
|
|
rwdt_ll_clear_intr_status(hal->rwdt_dev);
|
|
rwdt_ll_set_intr_enable(hal->rwdt_dev, false);
|
|
//Lock WDT
|
|
rwdt_ll_write_protect_enable(hal->rwdt_dev);
|
|
} else {
|
|
//Unlock WDT
|
|
mwdt_ll_write_protect_disable(hal->mwdt_dev);
|
|
//Disable WDT and clear/disable any interrupts
|
|
mwdt_ll_feed(hal->mwdt_dev);
|
|
mwdt_ll_disable(hal->mwdt_dev);
|
|
mwdt_ll_clear_intr_status(hal->mwdt_dev);
|
|
mwdt_ll_set_intr_enable(hal->mwdt_dev, false);
|
|
mwdt_ll_enable_clock(hal->mwdt_dev, false);
|
|
//Lock WDT
|
|
mwdt_ll_write_protect_enable(hal->mwdt_dev);
|
|
}
|
|
//Deinit HAL context
|
|
hal->mwdt_dev = NULL;
|
|
}
|
|
|
|
void wdt_hal_config_stage(wdt_hal_context_t *hal, wdt_stage_t stage, uint32_t timeout_ticks, wdt_stage_action_t behavior)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
rwdt_ll_config_stage(hal->rwdt_dev, stage, timeout_ticks, behavior);
|
|
} else {
|
|
mwdt_ll_config_stage(hal->mwdt_dev, stage, timeout_ticks, behavior);
|
|
}
|
|
}
|
|
|
|
/* -------------------------------- Runtime --------------------------------- */
|
|
|
|
void wdt_hal_write_protect_disable(wdt_hal_context_t *hal)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
rwdt_ll_write_protect_disable(hal->rwdt_dev);
|
|
} else {
|
|
mwdt_ll_write_protect_disable(hal->mwdt_dev);
|
|
}
|
|
}
|
|
|
|
void wdt_hal_write_protect_enable(wdt_hal_context_t *hal)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
rwdt_ll_write_protect_enable(hal->rwdt_dev);
|
|
} else {
|
|
mwdt_ll_write_protect_enable(hal->mwdt_dev);
|
|
}
|
|
}
|
|
|
|
void wdt_hal_enable(wdt_hal_context_t *hal)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
rwdt_ll_feed(hal->rwdt_dev);
|
|
rwdt_ll_enable(hal->rwdt_dev);
|
|
} else {
|
|
mwdt_ll_feed(hal->mwdt_dev);
|
|
mwdt_ll_enable(hal->mwdt_dev);
|
|
}
|
|
}
|
|
|
|
void wdt_hal_disable(wdt_hal_context_t *hal)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
rwdt_ll_disable(hal->rwdt_dev);
|
|
} else {
|
|
mwdt_ll_disable(hal->mwdt_dev);
|
|
}
|
|
}
|
|
|
|
void wdt_hal_handle_intr(wdt_hal_context_t *hal)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
rwdt_ll_feed(hal->rwdt_dev);
|
|
rwdt_ll_clear_intr_status(hal->rwdt_dev);
|
|
} else {
|
|
mwdt_ll_feed(hal->mwdt_dev);
|
|
mwdt_ll_clear_intr_status(hal->mwdt_dev);
|
|
}
|
|
}
|
|
|
|
void wdt_hal_feed(wdt_hal_context_t *hal)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
rwdt_ll_feed(hal->rwdt_dev);
|
|
} else {
|
|
mwdt_ll_feed(hal->mwdt_dev);
|
|
}
|
|
}
|
|
|
|
void wdt_hal_set_flashboot_en(wdt_hal_context_t *hal, bool enable)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
rwdt_ll_set_flashboot_en(hal->rwdt_dev, enable);
|
|
} else {
|
|
mwdt_ll_set_flashboot_en(hal->mwdt_dev, enable);
|
|
}
|
|
}
|
|
|
|
bool wdt_hal_is_enabled(wdt_hal_context_t *hal)
|
|
{
|
|
if (hal->inst == WDT_RWDT) {
|
|
return rwdt_ll_check_if_enabled(hal->rwdt_dev);
|
|
} else {
|
|
return mwdt_ll_check_if_enabled(hal->mwdt_dev);
|
|
}
|
|
}
|