125 lines
3.2 KiB
C
125 lines
3.2 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "esp32-hal.h"
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#include "sdkconfig.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_attr.h"
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#if !CONFIG_ESP32_PHY_AUTO_INIT
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#include "nvs_flash.h"
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#include "esp_phy_init.h"
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#include "rom/rtc.h"
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void arduino_phy_init()
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{
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static bool initialized = false;
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if(initialized){
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return;
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}
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nvs_flash_init();
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esp_phy_calibration_mode_t calibration_mode = PHY_RF_CAL_PARTIAL;
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if (rtc_get_reset_reason(0) == DEEPSLEEP_RESET) {
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calibration_mode = PHY_RF_CAL_NONE;
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}
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const esp_phy_init_data_t* init_data = esp_phy_get_init_data();
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if (init_data == NULL) {
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printf("failed to obtain PHY init data\n");
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abort();
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}
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esp_phy_calibration_data_t* cal_data =
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(esp_phy_calibration_data_t*) calloc(sizeof(esp_phy_calibration_data_t), 1);
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if (cal_data == NULL) {
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printf("failed to allocate memory for RF calibration data\n");
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abort();
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}
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esp_err_t err = esp_phy_load_cal_data_from_nvs(cal_data);
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if (err != ESP_OK) {
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printf("failed to load RF calibration data, falling back to full calibration\n");
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calibration_mode = PHY_RF_CAL_FULL;
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}
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esp_phy_init(init_data, calibration_mode, cal_data);
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if (calibration_mode != PHY_RF_CAL_NONE) {
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err = esp_phy_store_cal_data_to_nvs(cal_data);
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} else {
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err = ESP_OK;
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}
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esp_phy_release_init_data(init_data);
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free(cal_data); // PHY maintains a copy of calibration data, so we can free this
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initialized = true;
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}
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#endif
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uint32_t IRAM_ATTR micros()
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{
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uint32_t ccount;
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__asm__ __volatile__ ( "rsr %0, ccount" : "=a" (ccount) );
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return ccount / CONFIG_ESP32_DEFAULT_CPU_FREQ_MHZ;
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//return system_get_time();
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}
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uint32_t IRAM_ATTR millis()
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{
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return xTaskGetTickCount() * portTICK_PERIOD_MS;
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}
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void delay(uint32_t ms)
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{
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vTaskDelay(ms / portTICK_PERIOD_MS);
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}
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void delayMicroseconds(uint32_t us)
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{
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if(us) {
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unsigned long endat = micros();
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endat += us;
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while(micros() < endat) {
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NOP();
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}
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}
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}
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void initVariant() __attribute__((weak));
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void initVariant() {}
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void init() __attribute__((weak));
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void init() {}
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void initWiFi() __attribute__((weak));
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void initWiFi() {}
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void initArduino(){
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init();
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initVariant();
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initWiFi();
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}
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//used by hal log
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const char * IRAM_ATTR pathToFileName(const char * path){
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size_t i = 0;
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size_t pos = 0;
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char * p = (char *)path;
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while(*p){
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i++;
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if(*p == '/' || *p == '\\'){
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pos = i;
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}
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p++;
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}
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return path+pos;
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}
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