Merge branch 'feature/system_apis' into 'master'

system_* APIs cleanup

This changeset is mostly about cleaning up `system_*` APIs and moving them from libcore. It has dragged a few more changes along, however.

- `system_deep_sleep` deprecated, new name is `esp_deep_sleep`
- `system_efuse_read_mac` deprecated, new name is `esp_efuse_read_mac`
- `system_read/write_rtc_mem` removed (reason: we use linker to place code/data into RTC memory now)
- `system_get_sdk_version` deprecated. Returns "master" for now. Support for compile-time and runtime version detection will be done in a separate MR.
- `system_get_time` and variations have been deprecated. `gettimeofday` should be used instead.
- `system_restart` deprecated, new name is `esp_restart`. Rewritten code to work correctly from any of the cores.
- `system_restore` deprecated, `esp_wifi_restore` should be used instead.
- `system_get_rst_info` removed (it wasn't in a header file)
- RTC library has been updated to latest version
- Logging output from `libfoo.a` goes through `foo_printf` function now, where `foo ` is any of the library names. For libraries other than rtc and phy, this is a temporary measure, until we finish switching to esp_log library and clean up all uses of printf/ets_printf.
- ESP-IDF build will fail if any of the libraries have printf/ets_printf reference.
-  Added `esp_random` function which gets values from HW RNG. I have added code which makes sure the value is not polled too often (allows at least 16 APB cycles). Also added a header file for HW RNG (just one register).
- Moved random number generation functions used by wpa library into wpa_supplicant component.

See merge request !234
This commit is contained in:
Ivan Grokhotkov 2016-11-24 18:22:50 +08:00
commit 1bcd90d45d
34 changed files with 796 additions and 252 deletions

View file

@ -46,6 +46,10 @@ build_template_app:
- sed -i.bak -e's/CONFIG_OPTIMIZATION_LEVEL_DEBUG\=y/CONFIG_OPTIMIZATION_LEVEL_RELEASE=y/' sdkconfig
- make defconfig
- make all V=1
# Check if there are any stray printf/ets_printf references in WiFi libs
- cd ../components/esp32/lib
- test $(xtensa-esp32-elf-nm *.a | grep -w printf | wc -l) -eq 0
- test $(xtensa-esp32-elf-nm *.a | grep -w ets_printf | wc -l) -eq 0
.build_gitlab: &build_template

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@ -115,7 +115,7 @@ static struct osi_funcs_t osi_funcs = {
._mutex_create = mutex_create_wrapper,
._mutex_lock = mutex_lock_wrapper,
._mutex_unlock = mutex_unlock_wrapper,
._read_efuse_mac = system_efuse_read_mac,
._read_efuse_mac = esp_efuse_read_mac,
};
static void bt_controller_task(void *pvParam)

View file

@ -16,25 +16,8 @@
#include "rom/ets_sys.h"
#include "rom/uart.h"
#include "sdkconfig.h"
typedef enum{
XTAL_40M = 40,
XTAL_26M = 26,
XTAL_24M = 24,
XTAL_AUTO = 0
} xtal_freq_t;
typedef enum{
CPU_80M = 1,
CPU_160M = 2,
CPU_240M = 3,
} cpu_freq_t;
extern void phy_get_romfunc_addr();
// TODO: these functions need to be moved from librtc to ESP-IDF
extern void rtc_init_lite();
extern void rtc_set_cpu_freq(xtal_freq_t xtal_freq, cpu_freq_t cpu_freq);
#include "phy.h"
#include "rtc.h"
/*
* This function is not exposed as an API at this point,
@ -52,7 +35,7 @@ void esp_set_cpu_freq(void)
// wait uart tx finish, otherwise some uart output will be lost
uart_tx_wait_idle(0);
rtc_init_lite();
rtc_init_lite(XTAL_AUTO);
cpu_freq_t freq = CPU_80M;
switch(freq_mhz) {
case 240:
@ -73,7 +56,7 @@ void esp_set_cpu_freq(void)
// wait uart tx finish, otherwise some uart output will be lost
uart_tx_wait_idle(0);
rtc_set_cpu_freq(XTAL_AUTO, freq);
rtc_set_cpu_freq(freq);
ets_update_cpu_frequency(freq_mhz);
}

View file

@ -116,9 +116,7 @@ void IRAM_ATTR call_start_cpu0()
//Flush and enable icache for APP CPU
Cache_Flush(1);
Cache_Read_Enable(1);
//Un-stall the app cpu; the panic handler may have stalled it.
CLEAR_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, RTC_CNTL_SW_STALL_APPCPU_C1_M);
CLEAR_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_STALL_APPCPU_C0_M);
esp_cpu_unstall(1);
//Enable clock gating and reset the app cpu.
SET_PERI_REG_MASK(DPORT_APPCPU_CTRL_B_REG, DPORT_APPCPU_CLKGATE_EN);
CLEAR_PERI_REG_MASK(DPORT_APPCPU_CTRL_C_REG, DPORT_APPCPU_RUNSTALL);
@ -154,6 +152,7 @@ void IRAM_ATTR call_start_cpu1()
void start_cpu0_default(void)
{
esp_setup_syscall_table();
//Enable trace memory and immediately start trace.
#if CONFIG_MEMMAP_TRACEMEM
#if CONFIG_MEMMAP_TRACEMEM_TWOBANKS
@ -174,7 +173,6 @@ void start_cpu0_default(void)
#if CONFIG_TASK_WDT
esp_task_wdt_init();
#endif
esp_setup_syscall_table();
esp_setup_time_syscalls();
esp_vfs_dev_uart_register();
esp_reent_init(_GLOBAL_REENT);

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@ -0,0 +1,44 @@
// Copyright 2013-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "esp_attr.h"
#include "soc/cpu.h"
#include "soc/soc.h"
#include "soc/rtc_cntl_reg.h"
void IRAM_ATTR esp_cpu_stall(int cpu_id)
{
if (cpu_id == 1) {
CLEAR_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, RTC_CNTL_SW_STALL_APPCPU_C1_M);
SET_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, 0x21<<RTC_CNTL_SW_STALL_APPCPU_C1_S);
CLEAR_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_STALL_APPCPU_C0_M);
SET_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, 2<<RTC_CNTL_SW_STALL_APPCPU_C0_S);
} else {
CLEAR_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, RTC_CNTL_SW_STALL_PROCPU_C1_M);
SET_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, 0x21<<RTC_CNTL_SW_STALL_PROCPU_C1_S);
CLEAR_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_STALL_PROCPU_C0_M);
SET_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, 2<<RTC_CNTL_SW_STALL_PROCPU_C0_S);
}
}
void IRAM_ATTR esp_cpu_unstall(int cpu_id)
{
if (cpu_id == 1) {
CLEAR_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, RTC_CNTL_SW_STALL_APPCPU_C1_M);
CLEAR_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_STALL_APPCPU_C0_M);
} else {
CLEAR_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, RTC_CNTL_SW_STALL_PROCPU_C1_M);
CLEAR_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_STALL_PROCPU_C0_M);
}
}

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@ -10,6 +10,7 @@
#include "soc/dport_reg.h"
#include "esp_attr.h"
#include "esp_deepsleep.h"
#include "rtc.h"
/* Updating RTC_MEMORY_CRC_REG register via set_rtc_memory_crc()
is not thread-safe. */
@ -46,3 +47,21 @@ void RTC_IRAM_ATTR esp_default_wake_deep_sleep(void) {
}
void __attribute__((weak, alias("esp_default_wake_deep_sleep"))) esp_wake_deep_sleep(void);
void esp_deep_sleep(uint64_t time_in_us)
{
rtc_set_cpu_freq(CPU_XTAL);
if (esp_get_deep_sleep_wake_stub() == NULL) {
esp_set_deep_sleep_wake_stub(esp_wake_deep_sleep);
}
uint32_t period = rtc_slowck_cali(CALI_RTC_MUX, 128);
uint32_t cycle_l, cycle_h;
rtc_usec2rtc(time_in_us >> 32, time_in_us, period, &cycle_h, &cycle_l);
rtc_slp_prep_lite(1, 0);
rtc_sleep(cycle_h, cycle_l, TIMER_EXPIRE_EN, 0);
while (1) {
;
}
}
void system_deep_sleep(uint64_t) __attribute__((alias("esp_deep_sleep")));

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@ -0,0 +1,41 @@
// Copyright 2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <stdint.h>
#include <stddef.h>
#include <string.h>
#include "esp_attr.h"
#include "soc/wdev_reg.h"
#include "freertos/FreeRTOSConfig.h"
#include "xtensa/core-macros.h"
uint32_t IRAM_ATTR esp_random(void)
{
/* The PRNG which implements WDEV_RANDOM register gets 2 bits
* of extra entropy from a hardware randomness source every APB clock cycle.
* To make sure entropy is not drained faster than it is added,
* this function needs to wait for at least 16 APB clock cycles after reading
* previous word. This implementation may actually wait a bit longer
* due to extra time spent in arithmetic and branch statements.
*/
static uint32_t last_ccount = 0;
uint32_t ccount;
do {
ccount = XTHAL_GET_CCOUNT();
} while (ccount - last_ccount < XT_CLOCK_FREQ / APB_CLK_FREQ * 16);
last_ccount = ccount;
return REG_READ(WDEV_RND_REG);
}

View file

@ -30,25 +30,34 @@ extern "C" {
*/
/**
* @brief Set the chip to deep-sleep mode.
*
* The device will automatically wake up after the deep-sleep time set
* by the users. Upon waking up, the device boots up from user_init.
*
* @attention The parameter time_in_us to be "uint64" is for further development.
* Only the low 32 bits of parameter time_in_us are avalable now.
*
* @param uint64 time_in_us : deep-sleep time, only the low 32bits are avalable now. unit: microsecond
*
* @return null
*/
void system_deep_sleep(uint64_t time_in_us);
* @brief Enter deep-sleep mode
*
* The device will automatically wake up after the deep-sleep time
* Upon waking up, the device calls deep sleep wake stub, and then proceeds
* to load application.
*
* This function does not return.
*
* @param time_in_us deep-sleep time, unit: microsecond
*/
void esp_deep_sleep(uint64_t time_in_us) __attribute__((noreturn));
/**
* @brief Enter deep-sleep mode
*
* Function has been renamed to esp_deep_sleep.
* This name is deprecated and will be removed in a future version.
*
* @param time_in_us deep-sleep time, unit: microsecond
*/
void system_deep_sleep(uint64_t time_in_us) __attribute__((noreturn, deprecated));
/**
* @brief Default stub to run on wake from deep sleep.
*
* Allows for executing code immediately on wake from sleep, before
* the software bootloader or esp-idf app has started up.
* the software bootloader or ESP-IDF app has started up.
*
* This function is weak-linked, so you can implement your own version
* to run code immediately when the chip wakes from

View file

@ -16,7 +16,7 @@
#define __ESP_SYSTEM_H__
#include <stdint.h>
#include <stdbool.h>
#include "esp_err.h"
#include "esp_deepsleep.h"
@ -24,166 +24,107 @@
extern "C" {
#endif
/** \defgroup System_APIs System APIs
* @brief System APIs
*/
/** @addtogroup System_APIs
* @{
*/
/**
* @attention application don't need to call this function anymore. It do nothing and will
* be removed in future version.
*/
void system_init(void) __attribute__ ((deprecated));
/**
* @brief Get information of the SDK version.
*
* @param null
*
* @return Information of the SDK version.
*/
const char *system_get_sdk_version(void);
/**
* @brief Reset to default settings.
*
* Reset to default settings of the following APIs : wifi_station_set_auto_connect,
* wifi_set_phy_mode, wifi_softap_set_config related, wifi_station_set_config
* related, and wifi_set_opmode.
*
* @param null
*
* @return null
* Function has been deprecated, please use esp_wifi_restore instead.
* This name will be removed in a future release.
*/
void system_restore(void);
void system_restore(void) __attribute__ ((deprecated));
/**
* @brief Restart PRO and APP CPUs.
*
* This function can be called both from PRO and APP CPUs.
* After successful restart, CPU reset reason will be SW_CPU_RESET.
* Peripherals (except for WiFi, BT, UART0, SPI1, and legacy timers) are not reset.
* This function does not return.
*/
void esp_restart(void) __attribute__ ((noreturn));
/**
* @brief Restart system.
*
* @param null
*
* @return null
* Function has been renamed to esp_restart.
* This name will be removed in a future release.
*/
void system_restart(void);
void system_restart(void) __attribute__ ((deprecated, noreturn));
/**
* @brief Get system time, unit: microsecond.
*
* @param null
*
* @return System time, unit: microsecond.
* This function is deprecated. Use 'gettimeofday' function for 64-bit precision.
* This definition will be removed in a future release.
*/
uint32_t system_get_time(void);
uint32_t system_get_time(void) __attribute__ ((deprecated));
/**
* @brief Get the size of available heap.
*
* @param null
* Note that the returned value may be larger than the maximum contiguous block
* which can be allocated.
*
* @return Available heap size.
* @return Available heap size, in bytes.
*/
uint32_t system_get_free_heap_size(void);
uint32_t esp_get_free_heap_size(void);
/**
* @brief Get RTC time, unit: RTC clock cycle.
* @brief Get the size of available heap.
*
* @param null
* Function has been renamed to esp_get_free_heap_size.
* This name will be removed in a future release.
*
* @return RTC time.
* @return Available heap size, in bytes.
*/
uint64_t system_get_rtc_time(void);
uint32_t system_get_free_heap_size(void) __attribute__ ((deprecated));
/**
* @brief Read user data from the RTC memory.
*
* The user data segment (1024 bytes, as shown below) is used to store user data.
*
* |<---- system data(512 bytes) ---->|<----------- user data(1024 bytes) --------->|
*
* @attention Read and write unit for data stored in the RTC memory is 4 bytes.
* @attention src_addr is the block number (4 bytes per block). So when reading data
* at the beginning of the user data segment, src_addr will be 512/4 = 128,
* n will be data length.
*
* @param uint16 src : source address of rtc memory, src_addr >= 128
* @param void *dst : data pointer
* @param uint16 n : data length, unit: byte
*
* @return true : succeed
* @return false : fail
*/
bool system_rtc_mem_read(uint16_t src, void *dst, uint16_t n);
/**
* @brief Write user data to the RTC memory.
*
* During deep-sleep, only RTC is working. So users can store their data
* in RTC memory if it is needed. The user data segment below (1024 bytes)
* is used to store the user data.
*
* |<---- system data(512 bytes) ---->|<----------- user data(1024 bytes) --------->|
*
* @attention Read and write unit for data stored in the RTC memory is 4 bytes.
* @attention src_addr is the block number (4 bytes per block). So when storing data
* at the beginning of the user data segment, src_addr will be 512/4 = 128,
* n will be data length.
*
* @param uint16 src : source address of rtc memory, src_addr >= 128
* @param void *dst : data pointer
* @param uint16 n : data length, unit: byte
*
* @return true : succeed
* @return false : fail
*/
bool system_rtc_mem_write(uint16_t dst, const void *src, uint16_t n);
/** \defgroup System_boot_APIs Boot APIs
* @brief boot APIs
*/
/** @addtogroup System_boot_APIs
* @{
*/
/**
* @}
*/
/** \defgroup Hardware_MAC_APIs Hardware MAC APIs
* @brief Hardware MAC address APIs
*
* In WiFi MAC, only ESP32 station MAC is the hardware MAC, ESP32 softAP MAC is a software MAC
* calculated from ESP32 station MAC.
* So users need to call wifi_get_macaddr to query the ESP32 softAP MAC if ESP32 station MAC changed.
*
*/
/** @addtogroup Hardware_MAC_APIs
* @{
*/
* @brief Get one random 32-bit word from hardware RNG
*
* @return random value between 0 and UINT32_MAX
*/
uint32_t esp_random(void);
/**
* @brief Read hardware MAC address.
*
* @param uint8 mac[6] : the hardware MAC address, length: 6 bytes.
* In WiFi MAC, only ESP32 station MAC is the hardware MAC, ESP32 softAP MAC is a software MAC
* calculated from ESP32 station MAC.
* So users need to call esp_wifi_get_macaddr to query the ESP32 softAP MAC if ESP32 station MAC changed.
*
* @return esp_err_t
* @param mac hardware MAC address, length: 6 bytes.
*
* @return ESP_OK on success
*/
esp_err_t system_efuse_read_mac(uint8_t mac[6]);
esp_err_t esp_efuse_read_mac(uint8_t* mac);
/**
* @}
* @brief Read hardware MAC address.
*
* Function has been renamed to esp_efuse_read_mac.
* This name will be removed in a future release.
*
* @param mac hardware MAC address, length: 6 bytes.
* @return ESP_OK on success
*/
esp_err_t system_efuse_read_mac(uint8_t mac[6]) __attribute__ ((deprecated));
/**
* @}
*/
* Get SDK version
*
* This function is deprecated and will be removed in a future release.
*
* @return constant string "master"
*/
const char* system_get_sdk_version(void) __attribute__ ((deprecated));
#ifdef __cplusplus
}

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@ -22,52 +22,4 @@
#include <stdbool.h>
#include <stddef.h>
#define __ATTRIB_PACK __attribute__ ((packed))
#define __ATTRIB_PRINTF __attribute__ ((format (printf, 1, 2)))
#define __ATTRIB_NORETURN __attribute__ ((noreturn))
#define __ATTRIB_ALIGN(x) __attribute__ ((aligned((x))))
#define INLINE __inline__
#define LOCAL static
/* probably should not put STATUS here */
typedef enum {
OK = 0,
FAIL,
PENDING,
BUSY,
CANCEL,
} STATUS;
//#define _LITTLE_ENDIAN 1234
//#define _BYTE_ORDER == _LITTLE_ENDIAN
#define ASSERT( x ) do { \
if (!(x)) { \
printf("%s %u\n", __FILE__, __LINE__); \
while (1) { \
asm volatile("nop"); \
}; \
} \
} while (0)
/* #if __GNUC_PREREQ__(4, 1) */
#ifndef __GNUC__
#if 1
#define __offsetof(type, field) __builtin_offsetof(type, field)
#else
#define __offsetof(type, field) ((size_t)(&((type *)0)->field))
#endif
#endif /* __GNUC__ */
/* Macros for counting and rounding. */
#ifndef howmany
#define howmany(x, y) (((x)+((y)-1))/(y))
#endif
#define container_of(ptr, type, member) ({ \
const typeof( ((type *)0)->member ) *__mptr = (ptr); \
(type *)( (char *)__mptr - __offsetof(type,member) );})
#endif /* __ESP_TYPES_H__ */

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@ -186,6 +186,21 @@ esp_err_t esp_wifi_start(void);
*/
esp_err_t esp_wifi_stop(void);
/**
* @brief Restore WiFi stack persistent settings to default values
*
* This function will reset settings made using the following APIs:
* - esp_wifi_get_auto_connect,
* - esp_wifi_set_protocol,
* - esp_wifi_set_config related
* - esp_wifi_set_mode
*
* @return
* - ESP_OK: succeed
* - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by eps_wifi_init
*/
esp_err_t esp_wifi_restore(void);
/**
* @brief Connect the ESP32 WiFi station to the AP.
*

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@ -43,10 +43,9 @@ extern "C" {
/**
* @brief get whether the wifi driver is allowed to transmit data or not
*
* @param none
*
* @return true : upper layer should stop to transmit data to wifi driver
* @return false : upper layer can transmit data to wifi driver
* @return
* - true : upper layer should stop to transmit data to wifi driver
* - false : upper layer can transmit data to wifi driver
*/
bool esp_wifi_internal_tx_is_stop(void);
@ -54,8 +53,6 @@ bool esp_wifi_internal_tx_is_stop(void);
* @brief free the rx buffer which allocated by wifi driver
*
* @param void* buffer: rx buffer pointer
*
* @return nonoe
*/
void esp_wifi_internal_free_rx_buffer(void* buffer);
@ -78,7 +75,6 @@ int esp_wifi_internal_tx(wifi_interface_t wifi_if, void *buffer, u16_t len);
* @brief The WiFi RX callback function
*
* Each time the WiFi need to forward the packets to high layer, the callback function will be called
*
*/
typedef esp_err_t (*wifi_rxcb_t)(void *buffer, uint16_t len, void *eb);
@ -90,18 +86,18 @@ typedef esp_err_t (*wifi_rxcb_t)(void *buffer, uint16_t len, void *eb);
* @param wifi_interface_t ifx : interface
* @param wifi_rxcb_t fn : WiFi RX callback
*
* @return ESP_OK : succeed
* @return others : fail
* @return
* - ESP_OK : succeed
* - others : fail
*/
esp_err_t esp_wifi_internal_reg_rxcb(wifi_interface_t ifx, wifi_rxcb_t fn);
/**
* @brief Notify WIFI driver that the station got ip successfully
*
* @param none
*
* @return ESP_OK : succeed
* @return others : fail
* @return
* - ESP_OK : succeed
* - others : fail
*/
esp_err_t esp_wifi_internal_set_sta_ip(void);

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@ -605,6 +605,14 @@ void intr_matrix_set(int cpu_no, uint32_t model_num, uint32_t intr_num);
#define ETS_MEM_BAR() asm volatile ( "" : : : "memory" )
typedef enum {
OK = 0,
FAIL,
PENDING,
BUSY,
CANCEL,
} STATUS;
/**
* @}
*/

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@ -17,6 +17,7 @@
#include "esp_types.h"
#include "esp_attr.h"
#include "ets_sys.h"
#ifdef __cplusplus
extern "C" {

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@ -51,7 +51,10 @@ static inline void cpu_write_itlb(unsigned vpn, unsigned attr)
asm volatile ("witlb %1, %0; isync\n" :: "r" (vpn), "r" (attr));
}
/* Make page 0 access raise an exception.
/**
* @brief Configure memory region protection
*
* Make page 0 access raise an exception.
* Also protect some other unused pages so we can catch weirdness.
* Useful attribute values:
* 0 cached, RW
@ -70,9 +73,7 @@ static inline void cpu_configure_region_protection()
cpu_write_itlb(0x20000000, 0);
}
/*
/**
* @brief Set CPU frequency to the value defined in menuconfig
*
* Called from cpu_start.c, not intended to be called from other places.
@ -81,4 +82,16 @@ static inline void cpu_configure_region_protection()
*/
void esp_set_cpu_freq(void);
/**
* @brief Stall CPU using RTC controller
* @param cpu_id ID of the CPU to stall (0 = PRO, 1 = APP)
*/
void esp_cpu_stall(int cpu_id);
/**
* @brief Un-stall CPU using RTC controller
* @param cpu_id ID of the CPU to un-stall (0 = PRO, 1 = APP)
*/
void esp_cpu_unstall(int cpu_id);
#endif

View file

@ -129,10 +129,10 @@
//}}
//Periheral Clock {{
#define APB_CLK_FREQ_ROM 26*1000000
#define APB_CLK_FREQ_ROM ( 26*1000000 )
#define CPU_CLK_FREQ_ROM APB_CLK_FREQ_ROM
#define CPU_CLK_FREQ APB_CLK_FREQ
#define APB_CLK_FREQ 80*1000000 //unit: Hz
#define APB_CLK_FREQ ( 80*1000000 ) //unit: Hz
#define UART_CLK_FREQ APB_CLK_FREQ
#define WDT_CLK_FREQ APB_CLK_FREQ
#define TIMER_CLK_FREQ (80000000>>4) //80MHz divided by 16

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@ -0,0 +1,18 @@
// Copyright 2010-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
/* Hardware random number generator register */
#define WDEV_RND_REG 0x60035144

View file

@ -42,7 +42,7 @@
* share the name with the existing functions from hal.h.
* Including this header file will define XTHAL_USE_CACHE_MACROS
* which directs hal.h not to use the functions.
*
*/
/*
* Single-cache-line operations in C-callable inline assembly.

@ -1 +1 @@
Subproject commit e2e5781dc27e638c5e63f85bc23590dd21af1619
Subproject commit aa74ce27618c931fef8bdbdb683f80f4b364ba53

View file

@ -0,0 +1,124 @@
// Copyright 2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/**
* @file lib_printf.c
*
* This file contains library-specific printf functions
* used by WiFi libraries in the `lib` directory.
* These function are used to catch any output which gets printed
* by libraries, and redirect it to ESP_LOG macros.
*
* Eventually WiFi libraries will use ESP_LOG functions internally
* and these definitions will be removed.
*/
#include <stdio.h>
#include <stdlib.h>
#include "esp_log.h"
#include "esp_attr.h"
#define VPRINTF_STACK_BUFFER_SIZE 80
static int lib_printf(const char* tag, const char* format, va_list arg)
{
char temp[VPRINTF_STACK_BUFFER_SIZE];
int len = vsnprintf(temp, sizeof(temp) - 1, format, arg);
temp[sizeof(temp) - 1] = 0;
int i;
for (i = len - 1; i >= 0; --i) {
if (temp[i] != '\n' && temp[i] != '\r' && temp[i] != ' ') {
break;
}
temp[i] = 0;
}
if (i > 0) {
ESP_EARLY_LOGI(tag, "%s", temp);
}
va_end(arg);
return len;
}
int phy_printf(const char* format, ...)
{
va_list arg;
va_start(arg, format);
int res = lib_printf("phy", format, arg);
va_end(arg);
return res;
}
int rtc_printf(const char* format, ...)
{
va_list arg;
va_start(arg, format);
int res = lib_printf("rtc", format, arg);
va_end(arg);
return res;
}
int wpa_printf(const char* format, ...)
{
va_list arg;
va_start(arg, format);
int res = lib_printf("wpa", format, arg);
va_end(arg);
return res;
}
int wps_printf(const char* format, ...)
{
va_list arg;
va_start(arg, format);
int res = lib_printf("wps", format, arg);
va_end(arg);
return res;
}
int pp_printf(const char* format, ...)
{
va_list arg;
va_start(arg, format);
int res = lib_printf("pp", format, arg);
va_end(arg);
return res;
}
int sc_printf(const char* format, ...)
{
va_list arg;
va_start(arg, format);
int res = lib_printf("smartconfig", format, arg);
va_end(arg);
return res;
}
int core_printf(const char* format, ...)
{
va_list arg;
va_start(arg, format);
int res = lib_printf("core", format, arg);
va_end(arg);
return res;
}
int net80211_printf(const char* format, ...)
{
va_list arg;
va_start(arg, format);
int res = lib_printf("net80211", format, arg);
va_end(arg);
return res;
}

View file

@ -27,6 +27,7 @@
#include "soc/rtc_cntl_reg.h"
#include "soc/timer_group_struct.h"
#include "soc/timer_group_reg.h"
#include "soc/cpu.h"
#include "esp_gdbstub.h"
#include "esp_panic.h"
@ -108,21 +109,10 @@ static const char *edesc[]={
void commonErrorHandler(XtExcFrame *frame);
//The fact that we've panic'ed probably means the other CPU is now running wild, possibly
//messing up the serial output, so we kill it here.
static void haltOtherCore() {
if (xPortGetCoreID()==0) {
//Kill app cpu
CLEAR_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, RTC_CNTL_SW_STALL_APPCPU_C1_M);
SET_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, 0x21<<RTC_CNTL_SW_STALL_APPCPU_C1_S);
CLEAR_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_STALL_APPCPU_C0_M);
SET_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, 2<<RTC_CNTL_SW_STALL_APPCPU_C0_S);
} else {
//Kill pro cpu
CLEAR_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, RTC_CNTL_SW_STALL_PROCPU_C1_M);
SET_PERI_REG_MASK(RTC_CNTL_SW_CPU_STALL_REG, 0x21<<RTC_CNTL_SW_STALL_PROCPU_C1_S);
CLEAR_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_STALL_PROCPU_C0_M);
SET_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, 2<<RTC_CNTL_SW_STALL_PROCPU_C0_S);
}
//messing up the serial output, so we stall it here.
static void haltOtherCore()
{
esp_cpu_stall( xPortGetCoreID() == 0 ? 1 : 0 );
}
//Returns true when a debugger is attached using JTAG.

View file

@ -179,7 +179,7 @@ static esp_err_t load_cal_data_from_nvs_handle(nvs_handle handle,
return ESP_ERR_INVALID_SIZE;
}
uint8_t sta_mac[6];
system_efuse_read_mac(sta_mac);
esp_efuse_read_mac(sta_mac);
if (memcmp(sta_mac, cal_data_mac, sizeof(sta_mac)) != 0) {
ESP_LOGE(TAG, "%s: calibration data MAC check failed: expected " \
MACSTR ", found " MACSTR,
@ -210,7 +210,7 @@ static esp_err_t store_cal_data_to_nvs_handle(nvs_handle handle,
return err;
}
uint8_t sta_mac[6];
system_efuse_read_mac(sta_mac);
esp_efuse_read_mac(sta_mac);
err = nvs_set_blob(handle, PHY_CAL_MAC_KEY, sta_mac, sizeof(sta_mac));
if (err != ESP_OK) {
return err;

142
components/esp32/rtc.h Normal file
View file

@ -0,0 +1,142 @@
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/**
* @file rtc.h
* @brief Declarations of APIs provided by librtc.a
*
* This file is not in the include directory of esp32 component, so it is not
* part of the public API. As the source code of librtc.a is gradually moved
* into the ESP-IDF, some of these APIs will be exposed to applications.
*
* For now, only esp_deep_sleep function declared in esp_deepsleep.h
* is part of public API.
*/
#pragma once
#include <stdint.h>
#include <stddef.h>
#include "soc/soc.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum{
XTAL_40M = 40,
XTAL_26M = 26,
XTAL_24M = 24,
XTAL_AUTO = 0
} xtal_freq_t;
typedef enum{
CPU_XTAL = 0,
CPU_80M = 1,
CPU_160M = 2,
CPU_240M = 3,
CPU_2M = 4
} cpu_freq_t;
typedef enum {
CALI_RTC_MUX = 0,
CALI_8MD256 = 1,
CALI_32K_XTAL = 2
} cali_clk_t;
/**
* This function must be called to initialize RTC library
* @param xtal_freq Frequency of main crystal
*/
void rtc_init_lite(xtal_freq_t xtal_freq);
/**
* Switch CPU frequency
* @param cpu_freq new CPU frequency
*/
void rtc_set_cpu_freq(cpu_freq_t cpu_freq);
/**
* @brief Return RTC slow clock's period
* @param cali_clk clock to calibrate
* @param slow_clk_cycles number of slow clock cycles to average
* @param xtal_freq chip's main XTAL freq
* @return average slow clock period in microseconds, Q13.19 fixed point format
*/
uint32_t rtc_slowck_cali(cali_clk_t cali_clk, uint32_t slow_clk_cycles);
/**
* @brief Convert from microseconds to slow clock cycles
* @param time_in_us_h Time in microseconds, higher 32 bit part
* @param time_in_us_l Time in microseconds, lower 32 bit part
* @param slow_clk_period Period of slow clock in microseconds, Q13.19 fixed point format (as returned by rtc_slowck_cali).
* @param[out] cylces_h output, higher 32 bit part of number of slow clock cycles
* @param[out] cycles_l output, lower 32 bit part of number of slow clock cycles
*/
void rtc_usec2rtc(uint32_t time_in_us_h, uint32_t time_in_us_l, uint32_t slow_clk_period, uint32_t *cylces_h, uint32_t *cycles_l);
#define DEEP_SLEEP_PD_NORMAL BIT(0) /*!< Base deep sleep mode */
#define DEEP_SLEEP_PD_RTC_PERIPH BIT(1) /*!< Power down RTC peripherals */
#define DEEP_SLEEP_PD_RTC_SLOW_MEM BIT(2) /*!< Power down RTC SLOW memory */
#define DEEP_SLEEP_PD_RTC_FAST_MEM BIT(3) /*!< Power down RTC FAST memory */
/**
* @brief Prepare for entering sleep mode
* @param deep_slp DEEP_SLEEP_PD_ flags combined with OR (DEEP_SLEEP_PD_NORMAL must be included)
* @param cpu_lp_mode for deep sleep, should be 0
*/
void rtc_slp_prep_lite(uint32_t deep_slp, uint32_t cpu_lp_mode);
#define RTC_EXT_EVENT0_TRIG BIT(0)
#define RTC_EXT_EVENT1_TRIG BIT(1)
#define RTC_GPIO_TRIG BIT(2)
#define RTC_TIMER_EXPIRE BIT(3)
#define RTC_SDIO_TRIG BIT(4)
#define RTC_MAC_TRIG BIT(5)
#define RTC_UART0_TRIG BIT(6)
#define RTC_UART1_TRIG BIT(7)
#define RTC_TOUCH_TRIG BIT(8)
#define RTC_SAR_TRIG BIT(9)
#define RTC_BT_TRIG BIT(10)
#define RTC_EXT_EVENT0_TRIG_EN RTC_EXT_EVENT0_TRIG
#define RTC_EXT_EVENT1_TRIG_EN RTC_EXT_EVENT1_TRIG
#define RTC_GPIO_TRIG_EN RTC_GPIO_TRIG
#define RTC_TIMER_EXPIRE_EN RTC_TIMER_EXPIRE
#define RTC_SDIO_TRIG_EN RTC_SDIO_TRIG
#define RTC_MAC_TRIG_EN RTC_MAC_TRIG
#define RTC_UART0_TRIG_EN RTC_UART0_TRIG
#define RTC_UART1_TRIG_EN RTC_UART1_TRIG
#define RTC_TOUCH_TRIG_EN RTC_TOUCH_TRIG
#define RTC_SAR_TRIG_EN RTC_SAR_TRIG
#define RTC_BT_TRIG_EN RTC_BT_TRIG
/**
* @brief Enter sleep mode for given number of cycles
* @param cycles_h higher 32 bit part of number of slow clock cycles
* @param cycles_l lower 32 bit part of number of slow clock cycles
* @param wakeup_opt wake up reason to enable (RTC_xxx_EN flags combined with OR)
* @param reject_opt reserved, should be 0
* @return TBD
*/
uint32_t rtc_sleep(uint32_t cycles_h, uint32_t cycles_l, uint32_t wakeup_opt, uint32_t reject_opt);
#ifdef __cplusplus
}
#endif

View file

@ -0,0 +1,158 @@
// Copyright 2013-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "esp_system.h"
#include "esp_attr.h"
#include "esp_wifi.h"
#include "esp_wifi_internal.h"
#include "esp_log.h"
#include "rom/efuse.h"
#include "rom/cache.h"
#include "rom/uart.h"
#include "soc/dport_reg.h"
#include "soc/efuse_reg.h"
#include "soc/rtc_cntl_reg.h"
#include "soc/timer_group_reg.h"
#include "soc/timer_group_struct.h"
#include "soc/cpu.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/xtensa_api.h"
static const char* TAG = "system_api";
void system_init()
{
}
esp_err_t esp_efuse_read_mac(uint8_t* mac)
{
uint8_t efuse_crc;
uint8_t calc_crc;
uint32_t mac_low = REG_READ(EFUSE_BLK0_RDATA1_REG);
uint32_t mac_high = REG_READ(EFUSE_BLK0_RDATA2_REG);
mac[0] = mac_high >> 8;
mac[1] = mac_high;
mac[2] = mac_low >> 24;
mac[3] = mac_low >> 16;
mac[4] = mac_low >> 8;
mac[5] = mac_low;
efuse_crc = mac_high >> 16;
calc_crc = esp_crc8(mac, 6);
if (efuse_crc != calc_crc) {
// Small range of MAC addresses are accepted even if CRC is invalid.
// These addresses are reserved for Espressif internal use.
if ((mac_high & 0xFFFF) == 0x18fe) {
if ((mac_low >= 0x346a85c7) && (mac_low <= 0x346a85f8)) {
return ESP_OK;
}
} else {
ESP_LOGE(TAG, "MAC address CRC error, efuse_crc = 0x%02x; calc_crc = 0x%02x", efuse_crc, calc_crc);
abort();
}
}
return ESP_OK;
}
esp_err_t system_efuse_read_mac(uint8_t mac[6]) __attribute__((alias("esp_efuse_read_mac")));
void IRAM_ATTR esp_restart(void)
{
esp_wifi_stop();
// Disable scheduler on this core.
vTaskSuspendAll();
const uint32_t core_id = xPortGetCoreID();
const uint32_t other_core_id = core_id == 0 ? 1 : 0;
esp_cpu_stall(other_core_id);
// We need to disable TG0/TG1 watchdogs
// First enable RTC watchdog to be on the safe side
REG_WRITE(RTC_CNTL_WDTWPROTECT_REG, RTC_CNTL_WDT_WKEY_VALUE);
REG_WRITE(RTC_CNTL_WDTCONFIG0_REG,
RTC_CNTL_WDT_FLASHBOOT_MOD_EN_M |
(1 << RTC_CNTL_WDT_SYS_RESET_LENGTH_S) |
(1 << RTC_CNTL_WDT_CPU_RESET_LENGTH_S) );
REG_WRITE(RTC_CNTL_WDTCONFIG1_REG, 128000);
// Disable TG0/TG1 watchdogs
TIMERG0.wdt_wprotect=TIMG_WDT_WKEY_VALUE;
TIMERG0.wdt_config0.en = 0;
TIMERG0.wdt_wprotect=0;
TIMERG1.wdt_wprotect=TIMG_WDT_WKEY_VALUE;
TIMERG1.wdt_config0.en = 0;
TIMERG1.wdt_wprotect=0;
// Disable all interrupts
xt_ints_off(0xFFFFFFFF);
// Disable cache
Cache_Read_Disable(0);
Cache_Read_Disable(1);
// Flush any data left in UART FIFO
uart_tx_flush(0);
uart_tx_flush(1);
uart_tx_flush(2);
// Reset wifi/bluetooth (bb/mac)
SET_PERI_REG_MASK(DPORT_WIFI_RST_EN_REG, 0x1f);
REG_WRITE(DPORT_WIFI_RST_EN_REG, 0);
// Reset timer/spi/uart
SET_PERI_REG_MASK(DPORT_PERIP_RST_EN_REG,
DPORT_TIMERS_RST | DPORT_SPI_RST_1 | DPORT_UART_RST);
REG_WRITE(DPORT_PERIP_RST_EN_REG, 0);
// Reset CPUs
if (core_id == 0) {
// Running on PRO CPU: APP CPU is stalled. Can reset both CPUs.
SET_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG,
RTC_CNTL_SW_PROCPU_RST_M | RTC_CNTL_SW_APPCPU_RST_M);
} else {
// Running on APP CPU: need to reset PRO CPU and unstall it,
// then stall APP CPU
SET_PERI_REG_MASK(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_SW_PROCPU_RST_M);
esp_cpu_unstall(0);
esp_cpu_stall(1);
}
while(true) {
;
}
}
void system_restart(void) __attribute__((alias("esp_restart")));
void system_restore(void)
{
esp_wifi_restore();
}
uint32_t esp_get_free_heap_size(void)
{
return xPortGetFreeHeapSize();
}
uint32_t system_get_free_heap_size(void) __attribute__((alias("esp_get_free_heap_size")));
const char* system_get_sdk_version(void)
{
return "master";
}

View file

@ -18,10 +18,7 @@
#include <stdint.h>
#include <stdarg.h>
#include "sdkconfig.h"
#ifdef BOOTLOADER_BUILD
#include <rom/ets_sys.h>
#endif
#ifdef __cplusplus
extern "C" {

View file

@ -184,3 +184,29 @@ int settimeofday(const struct timeval *tv, const struct timezone *tz)
return -1;
#endif
}
uint32_t system_get_time(void)
{
#if defined( WITH_FRC1 ) || defined( WITH_RTC )
return get_time_since_boot();
#else
return 0;
#endif
}
uint32_t system_get_current_time(void) __attribute__((alias("system_get_time")));
uint32_t system_relative_time(uint32_t current_time)
{
return system_get_time() - current_time;
}
uint64_t system_get_rtc_time(void)
{
#ifdef WITH_RTC
return get_rtc_time_us();
#else
return 0;
#endif
}

View file

@ -215,7 +215,7 @@ static int ssl_pm_reload_crt(SSL *ssl)
* Perform the mbedtls SSL handshake instead of mbedtls_ssl_handshake.
* We can add debug here.
*/
LOCAL int mbedtls_handshake( mbedtls_ssl_context *ssl )
static int mbedtls_handshake( mbedtls_ssl_context *ssl )
{
int ret = 0;

View file

@ -1,4 +1,4 @@
COMPONENT_ADD_INCLUDEDIRS := include port/include
COMPONENT_SRCDIRS := src/crypto
COMPONENT_SRCDIRS := src/crypto port
CFLAGS += -DEMBEDDED_SUPP -D__ets__ -Wno-strict-aliasing

View file

@ -119,6 +119,7 @@ typedef __uint64_t uint64_t;
#endif /* _BYTE_ORDER == _LITTLE_ENDIAN */
/* Alignment-agnostic encode/decode bytestream to/from little/big endian. */
#define INLINE __inline__
static INLINE uint16_t
be16dec(const void *pp)

View file

@ -0,0 +1,64 @@
/*
* wpa_supplicant/hostapd / Internal implementation of OS specific functions
* Copyright (c) 2005-2006, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Alternatively, this software may be distributed under the terms of BSD
* license.
*
* See README and COPYING for more details.
*
* This file is an example of operating system specific wrapper functions.
* This version implements many of the functions internally, so it can be used
* to fill in missing functions from the target system C libraries.
*
* Some of the functions are using standard C library calls in order to keep
* this file in working condition to allow the functions to be tested on a
* Linux target. Please note that OS_NO_C_LIB_DEFINES needs to be defined for
* this file to work correctly. Note that these implementations are only
* examples and are not optimized for speed.
*/
#include "crypto/common.h"
#include "os.h"
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
#include "esp_system.h"
int os_get_time(struct os_time *t)
{
return gettimeofday((struct timeval*) t, NULL);
}
unsigned long os_random(void)
{
return esp_random();
}
unsigned long r_rand(void) __attribute__((alias("os_random")));
int os_get_random(unsigned char *buf, size_t len)
{
int i, j;
unsigned long tmp;
for (i = 0; i < ((len + 3) & ~3) / 4; i++) {
tmp = r_rand();
for (j = 0; j < 4; j++) {
if ((i * 4 + j) < len) {
buf[i * 4 + j] = (uint8_t)(tmp >> (j * 8));
} else {
break;
}
}
}
return 0;
}

View file

@ -21,7 +21,7 @@ void hello_task(void *pvParameter)
}
printf("Restarting now.\n");
fflush(stdout);
system_restart();
esp_restart();
}
void app_main()

View file

@ -88,7 +88,7 @@ void app_main()
const int deep_sleep_sec = 10;
ESP_LOGI(TAG, "Entering deep sleep for %d seconds", deep_sleep_sec);
system_deep_sleep(1000000LL * deep_sleep_sec);
esp_deep_sleep(1000000LL * deep_sleep_sec);
}
static void obtain_time(void)

View file

@ -76,5 +76,5 @@ void app_main()
}
printf("Restarting now.\n");
fflush(stdout);
system_restart();
esp_restart();
}

View file

@ -170,7 +170,7 @@ void app_main()
if (err != ESP_OK) printf("Error (%d) saving run time blob to NVS!\n", err);
printf("Restarting...\n");
fflush(stdout);
system_restart();
esp_restart();
}
}
vTaskDelay(200 / portTICK_RATE_MS);