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WIP deep sleep mode

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This commit is contained in:
Joey Castillo
2021-08-03 18:00:07 -04:00
parent 8a06636833
commit fc31739eb6
9 changed files with 126 additions and 51 deletions
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54
watch-library/hpl/rtc/hpl_rtc.c
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@@ -99,7 +99,9 @@ int32_t _calendar_deinit(struct calendar_dev *const dev)
ASSERT(dev && dev->hw);
NVIC_DisableIRQ(RTC_IRQn);
dev->callback = NULL;
dev->callback_alarm = NULL;
dev->callback_tick = NULL;
dev->callback_tamper = NULL;
hri_rtcmode0_clear_CTRLA_ENABLE_bit(dev->hw);
hri_rtcmode0_set_CTRLA_SWRST_bit(dev->hw);
@@ -302,27 +304,49 @@ int32_t _tamper_disable_debounce_majority(struct calendar_dev *const dev)
return return_value;
}
int32_t _tamper_register_callback(struct calendar_dev *const dev, tamper_drv_cb_t callback_tamper)
int32_t _prescaler_register_callback(struct calendar_dev *const dev, calendar_drv_cb_t callback)
{
ASSERT(dev && dev->hw);
/* Check callback */
if (callback_tamper != NULL) {
if (callback != NULL) {
/* register the callback */
dev->callback_tamper = callback_tamper;
dev->callback_tick = callback;
/* enable RTC_IRQn */
NVIC_ClearPendingIRQ(RTC_IRQn);
NVIC_EnableIRQ(RTC_IRQn);
/* enable tamper interrupt */
/* enable periodic interrupt */
hri_rtcmode0_set_INTEN_PER7_bit(dev->hw);
} else {
/* disable tamper interrupt */
/* disable periodic interrupt */
hri_rtcmode0_clear_INTEN_PER7_bit(dev->hw);
}
/* disable RTC_IRQn */
NVIC_DisableIRQ(RTC_IRQn);
return ERR_NONE;
}
// TODO: refactor this so it doesn't take a callback (it will never get called anyway)
int32_t _extwake_register_callback(struct calendar_dev *const dev, calendar_drv_cb_t callback)
{
ASSERT(dev && dev->hw);
/* Check callback */
if (callback != NULL) {
/* register the callback */
dev->callback_tamper = callback;
/* enable RTC_IRQn */
NVIC_ClearPendingIRQ(RTC_IRQn);
NVIC_EnableIRQ(RTC_IRQn);
hri_rtcmode0_clear_interrupt_TAMPER_bit(dev->hw);
/* enable tamper interrupt */
hri_rtcmode0_set_INTEN_TAMPER_bit(dev->hw);
} else {
/* disable tamper interrupt */
hri_rtcmode0_clear_INTEN_TAMPER_bit(dev->hw);
}
return ERR_NONE;
@@ -330,14 +354,14 @@ int32_t _tamper_register_callback(struct calendar_dev *const dev, tamper_drv_cb_
/**
* \brief Registers callback for the specified callback type
*/
int32_t _calendar_register_callback(struct calendar_dev *const dev, calendar_drv_cb_alarm_t callback)
int32_t _calendar_register_callback(struct calendar_dev *const dev, calendar_drv_cb_t callback)
{
ASSERT(dev && dev->hw);
/* Check callback */
if (callback != NULL) {
/* register the callback */
dev->callback = callback;
dev->callback_alarm = callback;
/* enable RTC_IRQn */
NVIC_ClearPendingIRQ(RTC_IRQn);
@@ -348,9 +372,6 @@ int32_t _calendar_register_callback(struct calendar_dev *const dev, calendar_drv
} else {
/* disable cmp */
hri_rtcmode0_clear_INTEN_CMP0_bit(dev->hw);
/* disable RTC_IRQn */
NVIC_DisableIRQ(RTC_IRQn);
}
return ERR_NONE;
@@ -368,15 +389,18 @@ static void _rtc_interrupt_handler(struct calendar_dev *dev)
uint16_t interrupt_enabled = hri_rtcmode0_read_INTEN_reg(dev->hw);
if ((interrupt_status & interrupt_enabled) & RTC_MODE2_INTFLAG_ALARM0) {
dev->callback(dev);
dev->callback_alarm(dev);
/* Clear interrupt flag */
hri_rtcmode0_clear_interrupt_CMP0_bit(dev->hw);
} else if ((interrupt_status & interrupt_enabled) & RTC_MODE2_INTFLAG_PER7) {
dev->callback_tamper(dev);
dev->callback_tick(dev);
/* Clear interrupt flag */
hri_rtcmode0_clear_interrupt_PER7_bit(dev->hw);
} else if ((interrupt_status & interrupt_enabled) & RTC_MODE2_INTFLAG_TAMPER) {
/* Clear interrupt flag */
hri_rtcmode0_clear_interrupt_TAMPER_bit(dev->hw);
}
}
/**