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61 lines
1.1 KiB
C
61 lines
1.1 KiB
C
/*
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* SPDX-FileCopyrightText: 2019 Gunar Schorcht
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* SPDX-License-Identifier: LGPL-2.1-only
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*/
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/**
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* @ingroup cpu_esp8266
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* @ingroup drivers_periph_pm
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* @{
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*
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* @file
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* @brief Implementation of power management functions
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*
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* @author Gunar Schorcht <gunar@schorcht.net>
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* @}
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*/
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#define ENABLE_DEBUG 0
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#include "debug.h"
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#include "sdk/sdk.h"
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#include "syscalls.h"
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void pm_set_lowest(void)
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{
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DEBUG("%s enter to sleep @%u\n", __func__, system_get_time());
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/* reset system watchdog timer */
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system_wdt_feed();
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#ifndef MODULE_ESP_QEMU
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/* passive wait for interrupt to leave lowest power mode */
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__asm__ volatile ("waiti 0");
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#endif
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DEBUG("%s exit from sleep @%u\n", __func__, system_get_time());
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/* reset system watchdog timer */
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system_wdt_feed();
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}
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void pm_off(void)
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{
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DEBUG("%s\n", __func__);
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system_deep_sleep(0);
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}
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void pm_reboot(void)
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{
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DEBUG("%s\n", __func__);
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#ifdef MODULE_PERIPH_RTT
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/* save counters */
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extern void rtt_save_counter(void);
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rtt_save_counter();
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#endif
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/* shut down WIFI and call system_restart_local after timer */
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system_restart ();
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}
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