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Merge branch 'feature/enable_brownout_detector' into 'master'

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Enable brownout detector

See merge request !811
This commit is contained in:
Ivan Grokhotkov
2017-07-13 11:40:37 +08:00
parent c46e2edcae 01b185977c
commit 7fc25f18d2
10 changed files with 232 additions and 54 deletions
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6
components/esp32/system_api.c
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@@ -265,13 +265,15 @@ void IRAM_ATTR esp_restart_noos()
esp_dport_access_int_deinit();
// We need to disable TG0/TG1 watchdogs
// First enable RTC watchdog to be on the safe side
// First enable RTC watchdog for 1 second
REG_WRITE(RTC_CNTL_WDTWPROTECT_REG, RTC_CNTL_WDT_WKEY_VALUE);
REG_WRITE(RTC_CNTL_WDTCONFIG0_REG,
RTC_CNTL_WDT_FLASHBOOT_MOD_EN_M |
(RTC_WDT_STG_SEL_RESET_SYSTEM << RTC_CNTL_WDT_STG0_S) |
(RTC_WDT_STG_SEL_RESET_RTC << RTC_CNTL_WDT_STG1_S) |
(1 << RTC_CNTL_WDT_SYS_RESET_LENGTH_S) |
(1 << RTC_CNTL_WDT_CPU_RESET_LENGTH_S) );
REG_WRITE(RTC_CNTL_WDTCONFIG1_REG, 128000);
REG_WRITE(RTC_CNTL_WDTCONFIG1_REG, rtc_clk_slow_freq_get_hz() * 1);
// Disable TG0/TG1 watchdogs
TIMERG0.wdt_wprotect=TIMG_WDT_WKEY_VALUE;