blob: b8777e4e0d24b255a91047fe9dd4ed8bc3783e00 [file] [log] [blame] [edit]
/*
* 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);
}