116 lines
1.8 KiB
C
116 lines
1.8 KiB
C
/*
|
|
* Copyright (c) 2019 Manivannan Sadhasivam
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include <zephyr/kernel.h>
|
|
|
|
#include <timer.h>
|
|
|
|
static void timer_work_handler(struct k_work *work);
|
|
K_WORK_DEFINE(timer_work, timer_work_handler);
|
|
|
|
static uint32_t saved_time;
|
|
/* TODO: Use Non-volatile memory for backup */
|
|
static volatile uint32_t backup_reg[2];
|
|
|
|
static void timer_work_handler(struct k_work *work)
|
|
{
|
|
TimerIrqHandler();
|
|
}
|
|
|
|
static void timer_callback(struct k_timer *_timer)
|
|
{
|
|
ARG_UNUSED(_timer);
|
|
|
|
k_work_submit(&timer_work);
|
|
}
|
|
|
|
K_TIMER_DEFINE(lora_timer, timer_callback, NULL);
|
|
|
|
void RtcBkupWrite(uint32_t data0, uint32_t data1)
|
|
{
|
|
backup_reg[0] = data0;
|
|
backup_reg[1] = data1;
|
|
}
|
|
|
|
void RtcBkupRead(uint32_t *data0, uint32_t *data1)
|
|
{
|
|
*data0 = backup_reg[0];
|
|
*data1 = backup_reg[1];
|
|
}
|
|
|
|
uint32_t RtcGetCalendarTime(uint16_t *milliseconds)
|
|
{
|
|
int64_t now = k_uptime_get();
|
|
|
|
*milliseconds = now % MSEC_PER_SEC;
|
|
|
|
/* Return in seconds */
|
|
return now / MSEC_PER_SEC;
|
|
}
|
|
|
|
uint32_t RtcGetTimerValue(void)
|
|
{
|
|
return k_uptime_get_32();
|
|
}
|
|
|
|
uint32_t RtcGetTimerElapsedTime(void)
|
|
{
|
|
return (k_uptime_get_32() - saved_time);
|
|
}
|
|
|
|
uint32_t RtcGetMinimumTimeout(void)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
void RtcStopAlarm(void)
|
|
{
|
|
k_timer_stop(&lora_timer);
|
|
}
|
|
|
|
void RtcSetAlarm(uint32_t timeout)
|
|
{
|
|
k_timer_start(&lora_timer, K_MSEC(timeout), K_NO_WAIT);
|
|
}
|
|
|
|
uint32_t RtcSetTimerContext(void)
|
|
{
|
|
saved_time = k_uptime_get_32();
|
|
|
|
return saved_time;
|
|
}
|
|
|
|
/* For us, 1 tick = 1 milli second. So no need to do any conversion here */
|
|
uint32_t RtcGetTimerContext(void)
|
|
{
|
|
return saved_time;
|
|
}
|
|
|
|
void DelayMsMcu(uint32_t ms)
|
|
{
|
|
k_sleep(K_MSEC(ms));
|
|
}
|
|
|
|
uint32_t RtcMs2Tick(uint32_t milliseconds)
|
|
{
|
|
return milliseconds;
|
|
}
|
|
|
|
uint32_t RtcTick2Ms(uint32_t tick)
|
|
{
|
|
return tick;
|
|
}
|
|
|
|
void BoardCriticalSectionBegin(uint32_t *mask)
|
|
{
|
|
*mask = irq_lock();
|
|
}
|
|
|
|
void BoardCriticalSectionEnd(uint32_t *mask)
|
|
{
|
|
irq_unlock(*mask);
|
|
}
|