小龙虾
f598b9acb3
更新了 README.md 中关于调试日志与上位机通信的部分，详细说明了当 前通信架构分为两类： 1. 业务通信：HTTP 接口用于 WebUI 与 ESP32 通信 2. 调试镜像：UART0 + UDP 用于独立调试接收器 明确区分了 WebUI 使用的 HTTP 接口功能，并移除了不再需要的心跳包 说明。 refactor(health): 移除健康监控模块的备份文件 删除了 _assistant_backups 目录中的 health_monitor.cpp 和 health_monitor.h 备份文件，清理项目结构。
644 lines
20 KiB
C++
644 lines
20 KiB
C++
/*
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* ble_ota.cpp - BLE OTA GATT 服务器实现 (ESP-IDF 6.0 NimBLE)
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* T5.1 - T5.5
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*
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* 通过 BLE GATT 接收上位机固件，存储到 Flash (gd32_ota 分区)，
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* 接收完成后触发 OTA 中继任务转发到 GD32。
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*
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* GATT 服务:
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* Service UUID: 0xFFFF
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* - CTRL (0x0001, Write): 写入 0xF7 触发中继
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* - DATA_IN (0x0002, Write): 接收固件数据块
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* - DATA_OUT (0x0003, Notify): 推送 GD32 响应
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* - VERSION (0x0004, Read): 固件版本
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*/
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#include <string.h>
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#include <inttypes.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/semphr.h"
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#include "freertos/queue.h"
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#include "esp_err.h"
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// NimBLE 协议栈
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#include "nimble/nimble_port.h"
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#include "nimble/nimble_port_freertos.h"
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#include "host/ble_hs.h"
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#include "host/ble_gap.h"
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#include "services/gap/ble_svc_gap.h"
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#include "services/gatt/ble_svc_gatt.h"
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#include "app_config.h"
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#include "ble_ota.h"
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#include "ota_relay.h"
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#include "health_monitor.h"
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#include "monitor/debug_log.h"
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#define TAG "BLE_OTA"
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// ============================================================
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// 静态状态
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// ============================================================
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static bool s_ble_ready = false; // NimBLE 同步完成
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static bool s_ble_connected = false; // GATT 客户端已连接
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/** @brief 当前 BLE 连接句柄。 */
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static uint16_t s_conn_handle = BLE_HS_CONN_HANDLE_NONE;
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static uint16_t s_data_out_val_handle = 0; // DATA_OUT 值句柄 (供通知用)
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// ============================================================
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// NimBLE 工具: 从 mbuf 读取原始数据
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/**
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* @brief 将 NimBLE mbuf 中的数据拷贝到普通字节缓冲区。
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* @param om NimBLE mbuf 数据指针。
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* @param buf 输出缓冲区。
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* @param buf_len 缓冲区最大长度。
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* @return 拷贝的字节数，失败返回 -1。
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*/
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static int ble_ota_mbuf_to_buf(struct os_mbuf *om, uint8_t *buf, size_t buf_len)
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{
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if (!om || !buf) return -1;
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uint16_t om_len = OS_MBUF_PKTLEN(om);
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uint16_t copy_len = (om_len > buf_len) ? (uint16_t)buf_len : om_len;
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os_mbuf_copydata(om, 0, copy_len, buf);
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return (int)copy_len;
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}
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// ============================================================
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// GATT 访问回调
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// ============================================================
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/*
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* CTRL (0x0001) - Write
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* 写入 0xF7 触发 OTA 中继
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*/
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static int ble_ota_ctrl_access(uint16_t conn_handle, uint16_t attr_handle,
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struct ble_gatt_access_ctxt *ctxt, void *arg)
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{
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(void)conn_handle;
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(void)attr_handle;
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(void)arg;
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if (ctxt->op != BLE_GATT_ACCESS_OP_WRITE_CHR) {
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return BLE_ATT_ERR_REQ_NOT_SUPPORTED;
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}
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uint8_t buf[4] = {0};
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int len = ble_ota_mbuf_to_buf(ctxt->om, buf, sizeof(buf));
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if (len < 1) {
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DEBUG_WARN(TAG, "CTRL 数据为空");
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return BLE_ATT_ERR_INVALID_ATTR_VALUE_LEN;
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}
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DEBUG_INFO(TAG, "CTRL 写入: cmd=0x%02X", buf[0]);
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if (buf[0] == 0xF7) {
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// 检查固件是否存储完毕
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ota_meta_t meta;
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esp_err_t err = meta_load(&meta);
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if (err == ESP_OK &&
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meta.total_size > 0 &&
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meta.stored_size >= meta.total_size) {
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DEBUG_INFO(TAG, "固件就绪 (%" PRIu32 " / %" PRIu32 " 字节)，触发中继",
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meta.stored_size, meta.total_size);
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ble_ota_signal_relay();
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} else {
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DEBUG_WARN(TAG, "固件未就绪, 未触发中继 (stored=%" PRIu32 ", total=%" PRIu32 ")",
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meta.stored_size, meta.total_size);
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}
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}
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return 0; // BLE_ATT_ERR_OK 在 NimBLE 中就是 0
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}
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/*
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* DATA_IN (0x0002) - Write
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* 数据块格式:
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* [0] cmd (0x00=数据)
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* [1-2] seq uint16 LE - 分块序号
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* [3-6] total_size uint32 LE - 固件总大小 (仅 seq=0 时有效)
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* [7..n-4] payload 固件数据
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* [n-4..n] crc 校验 (预留)
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*/
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static int ble_ota_data_in_access(uint16_t conn_handle, uint16_t attr_handle,
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struct ble_gatt_access_ctxt *ctxt, void *arg)
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{
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(void)conn_handle;
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(void)attr_handle;
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(void)arg;
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if (ctxt->op != BLE_GATT_ACCESS_OP_WRITE_CHR) {
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return BLE_ATT_ERR_REQ_NOT_SUPPORTED;
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}
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uint8_t buf[BLE_MTU_SIZE] = {0};
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int recv_len = ble_ota_mbuf_to_buf(ctxt->om, buf, sizeof(buf));
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if (recv_len < 12) {
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DEBUG_WARN(TAG, "DATA_IN 数据太短: %d 字节 (最少 12)", recv_len);
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return BLE_ATT_ERR_INVALID_ATTR_VALUE_LEN;
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}
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// 解析包头
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uint8_t cmd = buf[0];
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uint16_t seq = (uint16_t)(buf[1] | (buf[2] << 8));
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uint32_t total_size = (uint32_t)(buf[3] | (buf[4] << 8) |
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(buf[5] << 16) | (buf[6] << 24));
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size_t data_offset = 7;
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size_t data_len = (size_t)recv_len - data_offset;
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// 尾 4 字节 CRC 预留，实际 payload = data_len - 4
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if (data_len < 4) {
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DEBUG_WARN(TAG, "DATA_IN 负载不足: data_len=%zu", data_len);
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return BLE_ATT_ERR_INVALID_ATTR_VALUE_LEN;
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}
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data_len -= 4; // 减去尾部 CRC 预留
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DEBUG_DBG(TAG, "DATA_IN: cmd=0x%02X seq=%u total=%" PRIu32 " payload=%zu",
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cmd, seq, total_size, data_len);
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// --- 首个分块: 创建存储元数据 ---
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if (seq == 0 && total_size > 0) {
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if (total_size > OTA_MAX_FIRMWARE_SIZE) {
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DEBUG_ERR(TAG, "固件太大: %" PRIu32 " > %zu",
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total_size, OTA_MAX_FIRMWARE_SIZE);
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return BLE_ATT_ERR_UNLIKELY;
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}
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ota_meta_t meta = {};
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meta.total_size = total_size;
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meta.stored_size = 0;
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meta.last_seq = 0;
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meta.chunk_count = (total_size + (OTA_BLOCK_SIZE - 1)) / OTA_BLOCK_SIZE;
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esp_err_t err = meta_save(&meta);
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if (err != ESP_OK) {
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DEBUG_ERR(TAG, "元数据保存失败");
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return BLE_ATT_ERR_UNLIKELY;
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}
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DEBUG_INFO(TAG, "固件存储开始: total=%" PRIu32 " chunk_count=%" PRIu32,
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meta.total_size, meta.chunk_count);
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}
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// --- 写入 Flash ---
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uint32_t flash_offset = seq * OTA_BLOCK_SIZE;
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esp_err_t err = flash_write_chunk(flash_offset, &buf[data_offset], data_len);
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if (err != ESP_OK) {
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DEBUG_ERR(TAG, "Flash 写入失败: seq=%u offset=%" PRIu32 " err=%s",
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seq, flash_offset, esp_err_to_name(err));
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return BLE_ATT_ERR_UNLIKELY;
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}
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err = meta_update(flash_offset + data_len, seq);
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if (err != ESP_OK) {
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DEBUG_WARN(TAG, "元数据更新失败 (seq=%u)", seq);
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}
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// --- 检查是否接收完毕 ---
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ota_meta_t meta;
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if (meta_load(&meta) == ESP_OK &&
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meta.total_size > 0 &&
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meta.stored_size >= meta.total_size) {
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DEBUG_INFO(TAG, "★ 固件接收完毕: %" PRIu32 " / %" PRIu32 " 字节 (共 %u 块)",
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meta.stored_size, meta.total_size, seq + 1);
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}
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return 0;
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}
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/*
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* VERSION (0x0004) - Read
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* 返回固件版本字符串
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*/
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static int ble_ota_version_access(uint16_t conn_handle, uint16_t attr_handle,
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struct ble_gatt_access_ctxt *ctxt, void *arg)
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{
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(void)conn_handle;
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(void)attr_handle;
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(void)arg;
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if (ctxt->op != BLE_GATT_ACCESS_OP_READ_CHR) {
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return BLE_ATT_ERR_REQ_NOT_SUPPORTED;
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}
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const char *version = "1.0.0";
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int rc = os_mbuf_append(ctxt->om, version, strlen(version));
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return (rc == 0) ? 0 : BLE_ATT_ERR_UNLIKELY;
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}
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/*
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* DATA_OUT (0x0003) - Notify only
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* 访问回调不做读写处理，通知由 ble_ota_notify_response() 发送
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*/
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static int ble_ota_data_out_access(uint16_t conn_handle, uint16_t attr_handle,
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struct ble_gatt_access_ctxt *ctxt, void *arg)
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{
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(void)conn_handle;
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(void)attr_handle;
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(void)ctxt;
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(void)arg;
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return 0;
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}
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// ============================================================
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// GATT 服务定义
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// ============================================================
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// BLE_UUID16_DECLARE 在 C++ 中产生 "taking address of rvalue" 编译错误。
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// 改用 static ble_uuid16_t 变量，再取 .u 地址。
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/** @brief OTA GATT 服务 UUID */
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static const ble_uuid16_t GATT_SVC_UUID = BLE_UUID16_INIT(BLE_OTA_SERVICE_UUID);
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/** @brief CTRL 特征 UUID，写入 0xF7 触发中继 */
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static const ble_uuid16_t GATT_CTRL_UUID = BLE_UUID16_INIT(BLE_OTA_CTRL_UUID);
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/** @brief DATA_IN 特征 UUID，接收固件数据块 */
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static const ble_uuid16_t GATT_DATA_IN_UUID = BLE_UUID16_INIT(BLE_OTA_DATA_IN_UUID);
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/** @brief DATA_OUT 特征 UUID，Notify 推送 GD32 响应 */
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static const ble_uuid16_t GATT_DATA_OUT_UUID = BLE_UUID16_INIT(BLE_OTA_DATA_OUT_UUID);
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/** @brief VERSION 特征 UUID，返回固件版本字符串 */
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static const ble_uuid16_t GATT_VERSION_UUID = BLE_UUID16_INIT(BLE_OTA_VERSION_UUID);
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// NimBLE C 结构体在 C++ designated initializer 不能显式初始化全部字段。
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// 用 pragma 局部关闭 -Wmissing-field-initializers 警告。
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#ifdef __cplusplus
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
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#endif
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static const struct ble_gatt_chr_def gatt_ota_chrs[] = {
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{
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.uuid = &GATT_CTRL_UUID.u,
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.access_cb = ble_ota_ctrl_access,
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.flags = BLE_GATT_CHR_F_WRITE,
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},
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{
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.uuid = &GATT_DATA_IN_UUID.u,
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.access_cb = ble_ota_data_in_access,
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.flags = BLE_GATT_CHR_F_WRITE,
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},
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{
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.uuid = &GATT_DATA_OUT_UUID.u,
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.access_cb = ble_ota_data_out_access,
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.flags = BLE_GATT_CHR_F_NOTIFY,
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.val_handle = &s_data_out_val_handle,
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},
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{
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.uuid = &GATT_VERSION_UUID.u,
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.access_cb = ble_ota_version_access,
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.flags = BLE_GATT_CHR_F_READ,
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},
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{} // 终止符
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};
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static const struct ble_gatt_svc_def gatt_ota_svcs[] = {
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{
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.type = BLE_GATT_SVC_TYPE_PRIMARY,
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.uuid = &GATT_SVC_UUID.u,
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.characteristics = (struct ble_gatt_chr_def *)gatt_ota_chrs,
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},
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{} // 终止符
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};
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#ifdef __cplusplus
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#pragma GCC diagnostic pop
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#endif
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// ============================================================
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// GAP 事件回调
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// ============================================================
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/**
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* @brief BLE GAP 事件回调，处理连接和断开事件。
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* @param event
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* @param arg
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* @return 0 成功。
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*/
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static int ble_ota_gap_event(struct ble_gap_event *event, void *arg)
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{
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(void)arg;
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switch (event->type) {
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case BLE_GAP_EVENT_CONNECT:
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if (event->connect.status == 0) {
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// 连接成功
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s_ble_connected = true;
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/** @brief 当前 BLE 连接句柄。 */
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s_conn_handle = event->connect.conn_handle;
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DEBUG_INFO(TAG, "BLE 客户端已连接: handle=%d", s_conn_handle);
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} else {
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DEBUG_WARN(TAG, "BLE 连接失败: status=%d", event->connect.status);
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/** @brief BLE GATT 客户端连接状态。 */
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s_ble_connected = false;
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}
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return 0;
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case BLE_GAP_EVENT_DISCONNECT:
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DEBUG_INFO(TAG, "BLE 客户端已断开: reason=%d",
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event->disconnect.reason);
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/** @brief BLE GATT 客户端连接状态。 */
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s_ble_connected = false;
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/** @brief 当前 BLE 连接句柄。 */
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s_conn_handle = BLE_HS_CONN_HANDLE_NONE;
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// 恢复广播以接受新连接
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ble_gap_adv_start(BLE_OWN_ADDR_PUBLIC, NULL, BLE_HS_FOREVER,
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NULL, ble_ota_gap_event, NULL);
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return 0;
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case BLE_GAP_EVENT_ADV_COMPLETE:
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DEBUG_INFO(TAG, "广播周期结束，重新开始");
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ble_gap_adv_start(BLE_OWN_ADDR_PUBLIC, NULL, BLE_HS_FOREVER,
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NULL, ble_ota_gap_event, NULL);
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return 0;
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case BLE_GAP_EVENT_SUBSCRIBE:
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DEBUG_INFO(TAG, "CCC 描述符更新: conn=%d attr=%d notify=%d indicate=%d",
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event->subscribe.conn_handle,
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event->subscribe.attr_handle,
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event->subscribe.cur_notify,
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event->subscribe.cur_indicate);
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return 0;
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case BLE_GAP_EVENT_MTU:
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DEBUG_INFO(TAG, "MTU 协商: conn=%d mtu=%d",
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event->mtu.conn_handle, event->mtu.value);
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return 0;
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default:
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return 0;
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}
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}
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// ============================================================
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// BLE 广播
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// ============================================================
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/**
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* @brief 启动 BLE 广播，使设备可被发现和连接。
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*/
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static void ble_ota_start_advertising(void)
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{
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uint8_t adv_data[31] = {0};
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int adv_pos = 0;
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// AD Flags: LE General Discoverable + BR/EDR Not Supported
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adv_data[adv_pos++] = 0x02; // 长度
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adv_data[adv_pos++] = 0x01; // 类型 = Flags
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adv_data[adv_pos++] = 0x06; // 值
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// Complete Local Name
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const char *name = BLE_DEVICE_NAME;
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size_t name_len = strlen(name);
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if (name_len > 29 - adv_pos - 2) {
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name_len = 29 - adv_pos - 2; // 截断以适配广播包
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}
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adv_data[adv_pos++] = (uint8_t)(name_len + 1);
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adv_data[adv_pos++] = 0x09; // 类型 = Complete Local Name
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memcpy(&adv_data[adv_pos], name, name_len);
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adv_pos += name_len;
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int rc = ble_gap_adv_set_data(adv_data, adv_pos);
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if (rc != 0) {
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DEBUG_ERR(TAG, "设置广播数据失败: %d", rc);
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return;
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}
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// 扫描响应: 包含 Service UUID 以帮助发现
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uint8_t scan_rsp[31] = {0};
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int rsp_pos = 0;
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scan_rsp[rsp_pos++] = 0x11; // 长度 (2 + 15)
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scan_rsp[rsp_pos++] = 0x09; // 类型 = Complete Local Name
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name_len = strlen(name);
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if (name_len > (size_t)(31 - rsp_pos)) {
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name_len = 31 - rsp_pos;
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}
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memcpy(&scan_rsp[rsp_pos], name, name_len);
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rsp_pos += name_len;
|
||
|
||
rc = ble_gap_adv_rsp_set_data(scan_rsp, rsp_pos);
|
||
if (rc != 0) {
|
||
DEBUG_WARN(TAG, "设置扫描响应数据失败: %d", rc);
|
||
}
|
||
|
||
// 开始广播
|
||
struct ble_gap_adv_params adv_params = {};
|
||
adv_params.conn_mode = BLE_GAP_CONN_MODE_UND;
|
||
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
||
// 从 kconfig 获取 BLE 地址类型，默认 Public
|
||
#ifdef CONFIG_BLE_ADDR_TYPE_PUBLIC
|
||
uint8_t own_addr_type = BLE_OWN_ADDR_PUBLIC;
|
||
#else
|
||
uint8_t own_addr_type = BLE_OWN_ADDR_RANDOM;
|
||
#endif
|
||
|
||
rc = ble_gap_adv_start(own_addr_type, NULL, BLE_HS_FOREVER,
|
||
&adv_params, ble_ota_gap_event, NULL);
|
||
if (rc != 0) {
|
||
DEBUG_ERR(TAG, "启动广播失败: %d", rc);
|
||
} else {
|
||
DEBUG_INFO(TAG, "BLE 广播已启动: \"%s\"", name);
|
||
}
|
||
}
|
||
|
||
// ============================================================
|
||
// NimBLE 同步/重置回调
|
||
// ============================================================
|
||
/**
|
||
* @brief NimBLE 协议栈同步完成回调，初始化广播。
|
||
*/
|
||
static void ble_ota_on_sync(void)
|
||
{
|
||
DEBUG_INFO(TAG, "NimBLE 协议栈同步完成");
|
||
|
||
// GATT 服务已在 ble_ota_server_start() 中注册，不再重复注册
|
||
// 重复调用 ble_gatts_count_cfg / ble_gatts_add_svcs 会导致 BLE_HS_EBUSY
|
||
|
||
s_ble_ready = true;
|
||
ble_ota_start_advertising();
|
||
}
|
||
|
||
/**
|
||
* @brief NimBLE 协议栈重置回调。
|
||
* @param reason
|
||
*/
|
||
static void ble_ota_on_reset(int reason)
|
||
{
|
||
DEBUG_WARN(TAG, "NimBLE 协议栈重置: reason=%d", reason);
|
||
/** @brief NimBLE 协议栈同步完成标志。 */
|
||
s_ble_ready = false;
|
||
}
|
||
|
||
// ============================================================
|
||
// NimBLE Host 任务（独立 FreeRTOS 任务）
|
||
// ============================================================
|
||
/**
|
||
* @brief NimBLE 主机任务入口，处理协议栈事件循环。
|
||
* @param param
|
||
*/
|
||
static void ble_ota_nimble_host_task(void *param)
|
||
{
|
||
(void)param;
|
||
DEBUG_INFO(TAG, "NimBLE Host 任务启动");
|
||
nimble_port_run();
|
||
// 正常情况下不会到达这里
|
||
DEBUG_INFO(TAG, "NimBLE Host 任务退出");
|
||
}
|
||
|
||
// ============================================================
|
||
// 公开 API
|
||
// ============================================================
|
||
/**
|
||
* @brief 启动 BLE GATT 服务器并注册 OTA 服务。
|
||
* @return ESP_OK 成功，其他失败。
|
||
*/
|
||
esp_err_t ble_ota_server_start(void)
|
||
{
|
||
int rc;
|
||
|
||
DEBUG_INFO(TAG, "=== 初始化 BLE OTA GATT 服务器 ===");
|
||
DEBUG_INFO(TAG, " Device: %s", BLE_DEVICE_NAME);
|
||
DEBUG_INFO(TAG, " MTU: %" PRIu16, BLE_MTU_SIZE);
|
||
DEBUG_INFO(TAG, " Svc: 0x%04X", BLE_OTA_SERVICE_UUID);
|
||
|
||
esp_err_t err = nimble_port_init();
|
||
if (err != ESP_OK) {
|
||
DEBUG_ERR(TAG, "nimble_port_init 失败: %s", esp_err_to_name(err));
|
||
return err;
|
||
}
|
||
DEBUG_INFO(TAG, "nimble_port_init 完成");
|
||
|
||
ble_svc_gap_init();
|
||
ble_svc_gatt_init();
|
||
|
||
rc = ble_svc_gap_device_name_set(BLE_DEVICE_NAME);
|
||
if (rc != 0) {
|
||
DEBUG_WARN(TAG, "设置设备名称失败: %d", rc);
|
||
}
|
||
|
||
// 5. 配置 Host 回调
|
||
// sync_cb: NimBLE 事件循环就绪时调用 (开始广播)
|
||
// reset_cb: NimBLE 重置时调用
|
||
ble_hs_cfg.sync_cb = ble_ota_on_sync;
|
||
ble_hs_cfg.reset_cb = ble_ota_on_reset;
|
||
// 不做 bonding，不需要 store 回调
|
||
|
||
rc = ble_gatts_count_cfg(gatt_ota_svcs);
|
||
if (rc != 0) {
|
||
DEBUG_ERR(TAG, "GATT 服务计数失败: %d", rc);
|
||
return ESP_FAIL;
|
||
}
|
||
|
||
rc = ble_gatts_add_svcs(gatt_ota_svcs);
|
||
if (rc != 0) {
|
||
DEBUG_ERR(TAG, "GATT 服务注册失败: %d", rc);
|
||
return ESP_FAIL;
|
||
}
|
||
|
||
nimble_port_freertos_init(ble_ota_nimble_host_task);
|
||
|
||
DEBUG_INFO(TAG, "BLE OTA 服务器初始化完成");
|
||
return ESP_OK;
|
||
}
|
||
|
||
/**
|
||
* @brief 通过 BLE Notify 将 GD32 响应推送给上位机。
|
||
* @param data 待推送的数据指针。
|
||
* @param len 数据长度（字节）。
|
||
* @return ESP_OK 成功，其他失败。
|
||
*/
|
||
esp_err_t ble_ota_notify_response(const uint8_t *data, size_t len)
|
||
{
|
||
if (!s_ble_connected) {
|
||
return ESP_ERR_NOT_SUPPORTED;
|
||
}
|
||
if (s_data_out_val_handle == 0) {
|
||
DEBUG_WARN(TAG, "DATA_OUT 值句柄未设置");
|
||
return ESP_ERR_INVALID_STATE;
|
||
}
|
||
|
||
if (len == 0) return ESP_OK;
|
||
|
||
struct os_mbuf *om = ble_hs_mbuf_from_flat(data, len);
|
||
if (om == NULL) {
|
||
DEBUG_ERR(TAG, "分配 mbuf 失败 (%zu 字节)", len);
|
||
return ESP_ERR_NO_MEM;
|
||
}
|
||
|
||
int rc = ble_gattc_notify_custom(s_conn_handle, s_data_out_val_handle, om);
|
||
if (rc != 0) {
|
||
DEBUG_WARN(TAG, "通知发送失败: rc=%d", rc);
|
||
return ESP_FAIL;
|
||
}
|
||
|
||
DEBUG_DBG(TAG, "通知已发送: %zu 字节", len);
|
||
return ESP_OK;
|
||
}
|
||
|
||
/**
|
||
* @brief 检查当前是否有 BLE 客户端连接。
|
||
* @return true 已连接，false 未连接。
|
||
*/
|
||
bool ble_ota_is_connected(void)
|
||
{
|
||
/** @brief BLE GATT 客户端连接状态。 */
|
||
return s_ble_connected;
|
||
}
|
||
|
||
/**
|
||
* @brief 通知中继模块开始向 GD32 转发固件。
|
||
*/
|
||
void ble_ota_signal_relay(void)
|
||
{
|
||
if (g_ota_dispatch_queue == NULL) {
|
||
DEBUG_ERR(TAG, "OTA 调度队列未初始化");
|
||
return;
|
||
}
|
||
|
||
uint32_t msg = 1;
|
||
BaseType_t ret = xQueueSend(g_ota_dispatch_queue, &msg, pdMS_TO_TICKS(200));
|
||
if (ret != pdTRUE) {
|
||
DEBUG_ERR(TAG, "OTA 调度信号发送失败: 队列满");
|
||
return;
|
||
}
|
||
|
||
DEBUG_INFO(TAG, "OTA 调度信号已发送 → ota_relay_task");
|
||
}
|
||
|
||
// ============================================================
|
||
// BLE OTA FreeRTOS 任务入口
|
||
//
|
||
// 注意: 此任务的职责是初始化 BLE 服务器并保持存活。
|
||
// 实际的 BLE 事件循环在独立的 NimBLE Host 任务中运行。
|
||
// 为避免与 ota_relay_task 竞争，此任务不从 g_ota_dispatch_queue 消费。
|
||
// ============================================================
|
||
/**
|
||
* @brief BLE OTA FreeRTOS 任务，初始化 NimBLE 并运行 GATT 服务。
|
||
* @param pvParameters FreeRTOS 任务参数，未使用。
|
||
*/
|
||
void ble_ota_task(void *pvParameters)
|
||
{
|
||
(void)pvParameters;
|
||
DEBUG_INFO(TAG, "=== BLE OTA 任务启动 ===");
|
||
|
||
esp_err_t err = ble_ota_server_start();
|
||
if (err != ESP_OK) {
|
||
DEBUG_ERR(TAG, "BLE 服务器启动失败: %s → BLE OTA 不可用",
|
||
esp_err_to_name(err));
|
||
}
|
||
|
||
// 保持任务存活 — 所有 BLE 事件由 NimBLE Host 任务处理
|
||
uint32_t heartbeat = 0;
|
||
while (1) {
|
||
heartbeat++;
|
||
|
||
// 每 60 秒打印一次心跳（确认任务存活）
|
||
if (heartbeat % 6 == 0) {
|
||
DEBUG_DBG(TAG, "心跳 #%lu | BLE %s | 连接: %s",
|
||
(unsigned long)(heartbeat / 6),
|
||
s_ble_ready ? "就绪" : "未就绪",
|
||
s_ble_connected ? "已连接" : "未连接");
|
||
}
|
||
|
||
vTaskDelay(pdMS_TO_TICKS(10000));
|
||
}
|
||
}
|