Reset WIFI mac when wifi start and update wifi lib 1. reset wifi mac when wifi start 2. roll back rx hung workaround for beacon timeout 3. fix amsdu ap interface wrong issue 4. fix amsdu header parse error 5. fix amsdu flag wrong issue 6. PHY: V350, fix BT rssi bug 7. RTC: V225, fix bt will be not work when wifi is reset See merge request !606
302 lines
10 KiB
C
302 lines
10 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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//
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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 <stddef.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdbool.h>
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#include <sys/lock.h>
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#include "rom/ets_sys.h"
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#include "rom/rtc.h"
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#include "soc/dport_reg.h"
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#include "esp_err.h"
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#include "esp_phy_init.h"
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#include "esp_system.h"
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#include "esp_log.h"
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#include "nvs.h"
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#include "nvs_flash.h"
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#include "sdkconfig.h"
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#ifdef CONFIG_PHY_ENABLED
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#include "phy.h"
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#include "phy_init_data.h"
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#include "rtc.h"
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#include "esp_coexist.h"
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static const char* TAG = "phy_init";
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/* Count value to indicate if there is peripheral that has initialized PHY and RF */
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static int s_phy_rf_init_count = 0;
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static _lock_t s_phy_rf_init_lock;
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esp_err_t esp_phy_rf_init(const esp_phy_init_data_t* init_data,
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esp_phy_calibration_mode_t mode, esp_phy_calibration_data_t* calibration_data)
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{
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assert((s_phy_rf_init_count <= 1) && (s_phy_rf_init_count >= 0));
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_lock_acquire(&s_phy_rf_init_lock);
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if (s_phy_rf_init_count == 0) {
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// Enable WiFi peripheral clock
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SET_PERI_REG_MASK(DPORT_WIFI_CLK_EN_REG, DPORT_WIFI_CLK_WIFI_EN | DPORT_WIFI_CLK_RNG_EN);
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ESP_LOGV(TAG, "register_chipv7_phy, init_data=%p, cal_data=%p, mode=%d",
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init_data, calibration_data, mode);
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phy_set_wifi_mode_only(0);
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register_chipv7_phy(init_data, calibration_data, mode);
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coex_bt_high_prio();
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} else {
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#if CONFIG_SW_COEXIST_ENABLE
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coex_init();
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#endif
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}
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s_phy_rf_init_count++;
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_lock_release(&s_phy_rf_init_lock);
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return ESP_OK;
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}
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esp_err_t esp_phy_rf_deinit(void)
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{
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assert((s_phy_rf_init_count <= 2) && (s_phy_rf_init_count >= 1));
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_lock_acquire(&s_phy_rf_init_lock);
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if (s_phy_rf_init_count == 1) {
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// Disable PHY and RF.
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phy_close_rf();
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// Disable WiFi peripheral clock. Do not disable clock for hardware RNG
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CLEAR_PERI_REG_MASK(DPORT_WIFI_CLK_EN_REG, DPORT_WIFI_CLK_WIFI_EN);
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} else {
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#if CONFIG_SW_COEXIST_ENABLE
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coex_deinit();
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#endif
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}
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s_phy_rf_init_count--;
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_lock_release(&s_phy_rf_init_lock);
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return ESP_OK;
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}
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// PHY init data handling functions
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#if CONFIG_ESP32_PHY_INIT_DATA_IN_PARTITION
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#include "esp_partition.h"
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const esp_phy_init_data_t* esp_phy_get_init_data()
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{
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const esp_partition_t* partition = esp_partition_find_first(
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ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_PHY, NULL);
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if (partition == NULL) {
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ESP_LOGE(TAG, "PHY data partition not found");
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return NULL;
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}
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ESP_LOGD(TAG, "loading PHY init data from partition at offset 0x%x", partition->address);
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size_t init_data_store_length = sizeof(phy_init_magic_pre) +
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sizeof(esp_phy_init_data_t) + sizeof(phy_init_magic_post);
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uint8_t* init_data_store = (uint8_t*) malloc(init_data_store_length);
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if (init_data_store == NULL) {
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ESP_LOGE(TAG, "failed to allocate memory for PHY init data");
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return NULL;
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}
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esp_err_t err = esp_partition_read(partition, 0, init_data_store, init_data_store_length);
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "failed to read PHY data partition (0x%x)", err);
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return NULL;
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}
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if (memcmp(init_data_store, PHY_INIT_MAGIC, sizeof(phy_init_magic_pre)) != 0 ||
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memcmp(init_data_store + init_data_store_length - sizeof(phy_init_magic_post),
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PHY_INIT_MAGIC, sizeof(phy_init_magic_post)) != 0) {
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ESP_LOGE(TAG, "failed to validate PHY data partition");
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return NULL;
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}
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ESP_LOGE(TAG, "PHY data partition validated");
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return (const esp_phy_init_data_t*) (init_data_store + sizeof(phy_init_magic_pre));
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}
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void esp_phy_release_init_data(const esp_phy_init_data_t* init_data)
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{
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free((uint8_t*) init_data - sizeof(phy_init_magic_pre));
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}
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#else // CONFIG_ESP32_PHY_INIT_DATA_IN_PARTITION
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// phy_init_data.h will declare static 'phy_init_data' variable initialized with default init data
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const esp_phy_init_data_t* esp_phy_get_init_data()
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{
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ESP_LOGD(TAG, "loading PHY init data from application binary");
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return &phy_init_data;
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}
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void esp_phy_release_init_data(const esp_phy_init_data_t* init_data)
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{
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// no-op
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}
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#endif // CONFIG_ESP32_PHY_INIT_DATA_IN_PARTITION
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// PHY calibration data handling functions
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static const char* PHY_NAMESPACE = "phy";
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static const char* PHY_CAL_VERSION_KEY = "cal_version";
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static const char* PHY_CAL_MAC_KEY = "cal_mac";
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static const char* PHY_CAL_DATA_KEY = "cal_data";
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static esp_err_t load_cal_data_from_nvs_handle(nvs_handle handle,
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esp_phy_calibration_data_t* out_cal_data);
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static esp_err_t store_cal_data_to_nvs_handle(nvs_handle handle,
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const esp_phy_calibration_data_t* cal_data);
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esp_err_t esp_phy_load_cal_data_from_nvs(esp_phy_calibration_data_t* out_cal_data)
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{
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esp_err_t err = nvs_flash_init();
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if (err != ESP_OK) {
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ESP_LOGW(TAG, "%s: failed to initialize NVS (0x%x)", __func__, err);
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return err;
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}
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nvs_handle handle;
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err = nvs_open(PHY_NAMESPACE, NVS_READONLY, &handle);
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if (err != ESP_OK) {
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ESP_LOGD(TAG, "%s: failed to open NVS namespace (0x%x)", __func__, err);
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return err;
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}
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else {
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err = load_cal_data_from_nvs_handle(handle, out_cal_data);
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nvs_close(handle);
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return err;
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}
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}
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esp_err_t esp_phy_store_cal_data_to_nvs(const esp_phy_calibration_data_t* cal_data)
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{
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nvs_handle handle;
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esp_err_t err = nvs_open(PHY_NAMESPACE, NVS_READWRITE, &handle);
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if (err != ESP_OK) {
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ESP_LOGD(TAG, "%s: failed to open NVS namespace (0x%x)", __func__, err);
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return err;
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}
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else {
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err = store_cal_data_to_nvs_handle(handle, cal_data);
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nvs_close(handle);
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return err;
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}
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}
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static esp_err_t load_cal_data_from_nvs_handle(nvs_handle handle,
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esp_phy_calibration_data_t* out_cal_data)
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{
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esp_err_t err;
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uint32_t cal_data_version;
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err = nvs_get_u32(handle, PHY_CAL_VERSION_KEY, &cal_data_version);
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if (err != ESP_OK) {
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ESP_LOGD(TAG, "%s: failed to get cal_version (0x%x)", __func__, err);
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return err;
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}
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uint32_t cal_format_version = phy_get_rf_cal_version() & (~BIT(16));
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ESP_LOGV(TAG, "phy_get_rf_cal_version: %d\n", cal_format_version);
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if (cal_data_version != cal_format_version) {
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ESP_LOGD(TAG, "%s: expected calibration data format %d, found %d",
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__func__, cal_format_version, cal_data_version);
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return ESP_FAIL;
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}
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uint8_t cal_data_mac[6];
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size_t length = sizeof(cal_data_mac);
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err = nvs_get_blob(handle, PHY_CAL_MAC_KEY, cal_data_mac, &length);
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if (err != ESP_OK) {
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ESP_LOGD(TAG, "%s: failed to get cal_mac (0x%x)", __func__, err);
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return err;
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}
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if (length != sizeof(cal_data_mac)) {
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ESP_LOGD(TAG, "%s: invalid length of cal_mac (%d)", __func__, length);
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return ESP_ERR_INVALID_SIZE;
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}
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uint8_t sta_mac[6];
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esp_efuse_read_mac(sta_mac);
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if (memcmp(sta_mac, cal_data_mac, sizeof(sta_mac)) != 0) {
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ESP_LOGE(TAG, "%s: calibration data MAC check failed: expected " \
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MACSTR ", found " MACSTR,
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__func__, MAC2STR(sta_mac), MAC2STR(cal_data_mac));
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return ESP_FAIL;
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}
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length = sizeof(*out_cal_data);
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err = nvs_get_blob(handle, PHY_CAL_DATA_KEY, out_cal_data, &length);
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "%s: failed to get cal_data(0x%x)", __func__, err);
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return err;
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}
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if (length != sizeof(*out_cal_data)) {
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ESP_LOGD(TAG, "%s: invalid length of cal_data (%d)", __func__, length);
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return ESP_ERR_INVALID_SIZE;
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}
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return ESP_OK;
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}
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static esp_err_t store_cal_data_to_nvs_handle(nvs_handle handle,
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const esp_phy_calibration_data_t* cal_data)
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{
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esp_err_t err;
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uint32_t cal_format_version = phy_get_rf_cal_version() & (~BIT(16));
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ESP_LOGV(TAG, "phy_get_rf_cal_version: %d\n", cal_format_version);
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err = nvs_set_u32(handle, PHY_CAL_VERSION_KEY, cal_format_version);
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if (err != ESP_OK) {
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return err;
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}
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uint8_t sta_mac[6];
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esp_efuse_read_mac(sta_mac);
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err = nvs_set_blob(handle, PHY_CAL_MAC_KEY, sta_mac, sizeof(sta_mac));
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if (err != ESP_OK) {
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return err;
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}
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err = nvs_set_blob(handle, PHY_CAL_DATA_KEY, cal_data, sizeof(*cal_data));
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return err;
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}
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void esp_phy_load_cal_and_init(void)
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{
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#ifdef CONFIG_ESP32_PHY_CALIBRATION_AND_DATA_STORAGE
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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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ESP_LOGE(TAG, "failed to obtain PHY init data");
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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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ESP_LOGE(TAG, "failed to allocate memory for RF calibration data");
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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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ESP_LOGW(TAG, "failed to load RF calibration data (0x%x), falling back to full calibration", err);
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calibration_mode = PHY_RF_CAL_FULL;
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}
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esp_phy_rf_init(init_data, calibration_mode, cal_data);
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if (calibration_mode != PHY_RF_CAL_NONE && err != ESP_OK) {
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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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#else
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esp_phy_rf_init(NULL, PHY_RF_CAL_NONE, NULL);
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#endif
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}
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#endif // CONFIG_PHY_ENABLED
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