esp-idf/components/hal/esp32c6/include/hal/systimer_ll.h

175 lines
5.7 KiB
C

/*
* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include "soc/systimer_struct.h"
#include "soc/clk_tree_defs.h"
#include "soc/pcr_struct.h"
#include "hal/assert.h"
#ifdef __cplusplus
extern "C" {
#endif
// All these functions get invoked either from ISR or HAL that linked to IRAM.
// Always inline these functions even no gcc optimization is applied.
/******************* Clock *************************/
__attribute__((always_inline)) static inline void systimer_ll_enable_clock(systimer_dev_t *dev, bool en)
{
dev->conf.clk_en = en;
}
// Set clock source: XTAL(default) or RC_FAST
static inline void systimer_ll_set_clock_source(soc_periph_systimer_clk_src_t clk_src)
{
PCR.systimer_func_clk_conf.systimer_func_clk_sel = (clk_src == SYSTIMER_CLK_SRC_RC_FAST) ? 1 : 0;
}
static inline soc_periph_systimer_clk_src_t systimer_ll_get_clock_source(void)
{
return (PCR.systimer_func_clk_conf.systimer_func_clk_sel == 1) ? SYSTIMER_CLK_SRC_RC_FAST : SYSTIMER_CLK_SRC_XTAL;
}
/********************** ETM *****************************/
__attribute__((always_inline)) static inline void systimer_ll_enable_etm(systimer_dev_t *dev, bool en)
{
dev->conf.etm_en = en;
}
/******************* Counter *************************/
__attribute__((always_inline)) static inline void systimer_ll_enable_counter(systimer_dev_t *dev, uint32_t counter_id, bool en)
{
if (en) {
dev->conf.val |= 1 << (30 - counter_id);
} else {
dev->conf.val &= ~(1 << (30 - counter_id));
}
}
__attribute__((always_inline)) static inline void systimer_ll_counter_can_stall_by_cpu(systimer_dev_t *dev, uint32_t counter_id, uint32_t cpu_id, bool can)
{
if (can) {
dev->conf.val |= 1 << ((28 - counter_id * 2) - cpu_id);
} else {
dev->conf.val &= ~(1 << ((28 - counter_id * 2) - cpu_id));
}
}
__attribute__((always_inline)) static inline void systimer_ll_counter_snapshot(systimer_dev_t *dev, uint32_t counter_id)
{
dev->unit_op[counter_id].timer_unit_update = 1;
}
__attribute__((always_inline)) static inline bool systimer_ll_is_counter_value_valid(systimer_dev_t *dev, uint32_t counter_id)
{
return dev->unit_op[counter_id].timer_unit_value_valid;
}
__attribute__((always_inline)) static inline void systimer_ll_set_counter_value(systimer_dev_t *dev, uint32_t counter_id, uint64_t value)
{
dev->unit_load_val[counter_id].hi.timer_unit_load_hi = value >> 32;
dev->unit_load_val[counter_id].lo.timer_unit_load_lo = value & 0xFFFFFFFF;
}
__attribute__((always_inline)) static inline uint32_t systimer_ll_get_counter_value_low(systimer_dev_t *dev, uint32_t counter_id)
{
return dev->unit_val[counter_id].lo.timer_unit_value_lo;
}
__attribute__((always_inline)) static inline uint32_t systimer_ll_get_counter_value_high(systimer_dev_t *dev, uint32_t counter_id)
{
return dev->unit_val[counter_id].hi.timer_unit_value_hi;
}
__attribute__((always_inline)) static inline void systimer_ll_apply_counter_value(systimer_dev_t *dev, uint32_t counter_id)
{
dev->unit_load[counter_id].val = 0x01;
}
/******************* Alarm *************************/
__attribute__((always_inline)) static inline void systimer_ll_set_alarm_target(systimer_dev_t *dev, uint32_t alarm_id, uint64_t value)
{
dev->target_val[alarm_id].hi.timer_target_hi = value >> 32;
dev->target_val[alarm_id].lo.timer_target_lo = value & 0xFFFFFFFF;
}
__attribute__((always_inline)) static inline uint64_t systimer_ll_get_alarm_target(systimer_dev_t *dev, uint32_t alarm_id)
{
return ((uint64_t)(dev->target_val[alarm_id].hi.timer_target_hi) << 32) | dev->target_val[alarm_id].lo.timer_target_lo;
}
__attribute__((always_inline)) static inline void systimer_ll_connect_alarm_counter(systimer_dev_t *dev, uint32_t alarm_id, uint32_t counter_id)
{
dev->target_conf[alarm_id].target_timer_unit_sel = counter_id;
}
__attribute__((always_inline)) static inline void systimer_ll_enable_alarm_oneshot(systimer_dev_t *dev, uint32_t alarm_id)
{
dev->target_conf[alarm_id].target_period_mode = 0;
}
__attribute__((always_inline)) static inline void systimer_ll_enable_alarm_period(systimer_dev_t *dev, uint32_t alarm_id)
{
dev->target_conf[alarm_id].target_period_mode = 1;
}
__attribute__((always_inline)) static inline void systimer_ll_set_alarm_period(systimer_dev_t *dev, uint32_t alarm_id, uint32_t period)
{
HAL_ASSERT(period < (1 << 26));
dev->target_conf[alarm_id].target_period = period;
}
__attribute__((always_inline)) static inline uint32_t systimer_ll_get_alarm_period(systimer_dev_t *dev, uint32_t alarm_id)
{
return dev->target_conf[alarm_id].target_period;
}
__attribute__((always_inline)) static inline void systimer_ll_apply_alarm_value(systimer_dev_t *dev, uint32_t alarm_id)
{
dev->comp_load[alarm_id].val = 0x01;
}
__attribute__((always_inline)) static inline void systimer_ll_enable_alarm(systimer_dev_t *dev, uint32_t alarm_id, bool en)
{
if (en) {
dev->conf.val |= 1 << (24 - alarm_id);
} else {
dev->conf.val &= ~(1 << (24 - alarm_id));
}
}
/******************* Interrupt *************************/
__attribute__((always_inline)) static inline void systimer_ll_enable_alarm_int(systimer_dev_t *dev, uint32_t alarm_id, bool en)
{
if (en) {
dev->int_ena.val |= 1 << alarm_id;
} else {
dev->int_ena.val &= ~(1 << alarm_id);
}
}
__attribute__((always_inline)) static inline bool systimer_ll_is_alarm_int_fired(systimer_dev_t *dev, uint32_t alarm_id)
{
return dev->int_st.val & (1 << alarm_id);
}
__attribute__((always_inline)) static inline void systimer_ll_clear_alarm_int(systimer_dev_t *dev, uint32_t alarm_id)
{
dev->int_clr.val |= 1 << alarm_id;
}
#ifdef __cplusplus
}
#endif