コード例 #1
0
ファイル: phy_init.c プロジェクト: danathughes/esp-idf
static esp_err_t load_cal_data_from_nvs_handle(nvs_handle handle,
        esp_phy_calibration_data_t* out_cal_data)
{
    esp_err_t err;
    uint32_t cal_data_version;
    err = nvs_get_u32(handle, PHY_CAL_VERSION_KEY, &cal_data_version);
    if (err != ESP_OK) {
        ESP_LOGD(TAG, "%s: failed to get cal_version (0x%x)", __func__, err);
        return err;
    }
    uint32_t cal_format_version = phy_get_rf_cal_version() & (~BIT(16));
    ESP_LOGV(TAG, "phy_get_rf_cal_version: %d\n", cal_format_version);
    if (cal_data_version != cal_format_version) {
        ESP_LOGD(TAG, "%s: expected calibration data format %d, found %d",
                __func__, cal_format_version, cal_data_version);
        return ESP_FAIL;
    }
    uint8_t cal_data_mac[6];
    size_t length = sizeof(cal_data_mac);
    err = nvs_get_blob(handle, PHY_CAL_MAC_KEY, cal_data_mac, &length);
    if (err != ESP_OK) {
        ESP_LOGD(TAG, "%s: failed to get cal_mac (0x%x)", __func__, err);
        return err;
    }
    if (length != sizeof(cal_data_mac)) {
        ESP_LOGD(TAG, "%s: invalid length of cal_mac (%d)", __func__, length);
        return ESP_ERR_INVALID_SIZE;
    }
    uint8_t sta_mac[6];
    esp_efuse_mac_get_default(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,
                __func__, MAC2STR(sta_mac), MAC2STR(cal_data_mac));
        return ESP_FAIL;
    }
    length = sizeof(*out_cal_data);
    err = nvs_get_blob(handle, PHY_CAL_DATA_KEY, out_cal_data, &length);
    if (err != ESP_OK) {
        ESP_LOGE(TAG, "%s: failed to get cal_data(0x%x)", __func__, err);
        return err;
    }
    if (length != sizeof(*out_cal_data)) {
        ESP_LOGD(TAG, "%s: invalid length of cal_data (%d)", __func__, length);
        return ESP_ERR_INVALID_SIZE;
    }
    return ESP_OK;
}
コード例 #2
0
ファイル: phy_init.c プロジェクト: danathughes/esp-idf
static esp_err_t store_cal_data_to_nvs_handle(nvs_handle handle,
        const esp_phy_calibration_data_t* cal_data)
{
    esp_err_t err;
    uint32_t cal_format_version = phy_get_rf_cal_version() & (~BIT(16));
    ESP_LOGV(TAG, "phy_get_rf_cal_version: %d\n", cal_format_version);
    err = nvs_set_u32(handle, PHY_CAL_VERSION_KEY, cal_format_version);
    if (err != ESP_OK) {
        return err;
    }
    uint8_t sta_mac[6];
    esp_efuse_mac_get_default(sta_mac);
    err = nvs_set_blob(handle, PHY_CAL_MAC_KEY, sta_mac, sizeof(sta_mac));
    if (err != ESP_OK) {
        return err;
    }
    err = nvs_set_blob(handle, PHY_CAL_DATA_KEY, cal_data, sizeof(*cal_data));
    return err;
}
コード例 #3
0
esp_err_t esp_read_mac(uint8_t* mac, esp_mac_type_t type)
{
    uint8_t efuse_mac[6];

    if (mac == NULL) {
        ESP_LOGE(TAG, "mac address param is NULL");
        return ESP_ERR_INVALID_ARG;
    }

    if (type < ESP_MAC_WIFI_STA || type > ESP_MAC_ETH) {
        ESP_LOGE(TAG, "mac type is incorrect");
        return ESP_ERR_INVALID_ARG;
    }

    _Static_assert(UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR \
            || UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR, \
            "incorrect NUM_MAC_ADDRESS_FROM_EFUSE value");

    if (esp_base_mac_addr_get(efuse_mac) != ESP_OK) {
        esp_efuse_mac_get_default(efuse_mac);
    }

    switch (type) {
    case ESP_MAC_WIFI_STA:
        memcpy(mac, efuse_mac, 6);
        break;
    case ESP_MAC_WIFI_SOFTAP:
        if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
            memcpy(mac, efuse_mac, 6);
            mac[5] += 1;
        }
        else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
            esp_derive_local_mac(mac, efuse_mac);
        }
        break;
    case ESP_MAC_BT:
        memcpy(mac, efuse_mac, 6);
        if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
            mac[5] += 2;
        }
        else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
            mac[5] += 1;
        }
        break;
    case ESP_MAC_ETH:
        if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
            memcpy(mac, efuse_mac, 6);
            mac[5] += 3;
        }
        else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
            efuse_mac[5] += 1;
            esp_derive_local_mac(mac, efuse_mac);
        }
        break;
    default:
        ESP_LOGW(TAG, "incorrect mac type");
        break;
    }
  
    return ESP_OK;
}