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https://github.com/espressif/esp-idf.git
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97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include "soc/soc.h"
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#include "soc/rtc.h"
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#include "soc/rtc_cntl_reg.h"
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#include "soc/syscon_reg.h"
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#include "esp_attr.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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FORCE_INLINE_ATTR void rtc_cntl_ll_set_wakeup_timer(uint64_t t)
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{
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WRITE_PERI_REG(RTC_CNTL_SLP_TIMER0_REG, t & UINT32_MAX);
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WRITE_PERI_REG(RTC_CNTL_SLP_TIMER1_REG, t >> 32);
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SET_PERI_REG_MASK(RTC_CNTL_INT_CLR_REG, RTC_CNTL_MAIN_TIMER_INT_CLR_M);
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SET_PERI_REG_MASK(RTC_CNTL_SLP_TIMER1_REG, RTC_CNTL_MAIN_TIMER_ALARM_EN_M);
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}
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FORCE_INLINE_ATTR uint32_t rtc_cntl_ll_gpio_get_wakeup_status(void)
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{
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return GET_PERI_REG_MASK(RTC_CNTL_GPIO_WAKEUP_REG, RTC_CNTL_GPIO_WAKEUP_STATUS);
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}
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FORCE_INLINE_ATTR void rtc_cntl_ll_gpio_clear_wakeup_status(void)
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{
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REG_SET_BIT(RTC_CNTL_GPIO_WAKEUP_REG, RTC_CNTL_GPIO_WAKEUP_STATUS_CLR);
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REG_CLR_BIT(RTC_CNTL_GPIO_WAKEUP_REG, RTC_CNTL_GPIO_WAKEUP_STATUS_CLR);
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}
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FORCE_INLINE_ATTR void rtc_cntl_ll_set_cpu_retention_link_addr(uint32_t addr)
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{
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REG_SET_FIELD(SYSCON_RETENTION_CTRL_REG, SYSCON_RETENTION_LINK_ADDR, (uint32_t)addr);
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}
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FORCE_INLINE_ATTR void rtc_cntl_ll_enable_cpu_retention_clock(void)
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{
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REG_SET_BIT(RTC_CNTL_CLK_CONF_REG, RTC_CNTL_DIG_CLK8M_EN);
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}
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FORCE_INLINE_ATTR void rtc_cntl_ll_enable_cpu_retention(void)
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{
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/* Enable retention when cpu sleep enable */
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REG_SET_BIT(RTC_CNTL_RETENTION_CTRL_REG, RTC_CNTL_RETENTION_EN);
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}
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FORCE_INLINE_ATTR void rtc_cntl_ll_disable_cpu_retention(void)
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{
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REG_CLR_BIT(RTC_CNTL_RETENTION_CTRL_REG, RTC_CNTL_RETENTION_EN);
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}
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FORCE_INLINE_ATTR void rtc_cntl_ll_reset_system(void)
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{
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REG_WRITE(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_SYS_RST);
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}
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FORCE_INLINE_ATTR void rtc_cntl_ll_reset_cpu(int cpu_no)
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{
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REG_WRITE(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_PROCPU_RST);
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}
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FORCE_INLINE_ATTR void rtc_cntl_ll_sleep_enable(void)
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{
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SET_PERI_REG_MASK(RTC_CNTL_STATE0_REG, RTC_CNTL_SLEEP_EN);
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}
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FORCE_INLINE_ATTR uint64_t rtc_cntl_ll_get_rtc_time(void)
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{
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SET_PERI_REG_MASK(RTC_CNTL_TIME_UPDATE_REG, RTC_CNTL_TIME_UPDATE);
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uint64_t t = READ_PERI_REG(RTC_CNTL_TIME0_REG);
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t |= ((uint64_t) READ_PERI_REG(RTC_CNTL_TIME1_REG)) << 32;
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return t;
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}
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FORCE_INLINE_ATTR uint64_t rtc_cntl_ll_time_to_count(uint64_t time_in_us)
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{
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uint32_t slow_clk_value = REG_READ(RTC_CNTL_STORE1_REG);
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return ((time_in_us * (1 << RTC_CLK_CAL_FRACT)) / slow_clk_value);
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}
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FORCE_INLINE_ATTR uint32_t rtc_cntl_ll_get_wakeup_cause(void)
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{
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return REG_GET_FIELD(RTC_CNTL_SLP_WAKEUP_CAUSE_REG, RTC_CNTL_WAKEUP_CAUSE);
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}
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#ifdef __cplusplus
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}
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#endif
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