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ESP32_COMM/main/monitor/can_feedback_task.cpp
T
小龙虾 2138a572ee feat(esp32): 添加多电机OTA中继功能并优化调试日志系统
- 新增多电机状态、版本和OTA中继监控模块(monitor/motor_state.cpp,
  monitor/motor_version.cpp, monitor/motor_ota_relay.cpp)
- 在CAN反馈任务中添加0xC5/0xC6/0xD2类型消息处理,支持多电机状态推送
- 重构调试日志系统,将一次性JSON分配改为512B栈缓冲流式发送,降低内存峰值
- 调试UART波特率从115200提升至30000
- 修改版本管理方式,从自动生version.h改为手动维护
- 更新VSCode设置以支持ESP-IDF开发环境配置
- 在OTA协调器中添加电机OTA互斥机制,防止并发冲突
- 完善中继状态机异常处理,添加远程取消通知机制
2026-07-26 20:40:16 +08:00

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/*
* can_feedback_task.cpp - 被动监听 GD32 主动推送的 CAN 反馈快照
*
* 架构(GD32 主动推送,ESP32 被动接收):
* GD32 APP 在主循环中调用 canFeedbackPushStep(),循环遍历 3 通道 × 2 页,
* 通过 requestEsp32Read(0xC1) 下拉 DATA_READY 主动按铃,将每页反馈 payload
* 推送给 ESP32。ESP32 本任务 SpiMaster::takeEvent() 阻塞等待按铃/事件,
* 读到一帧后用 canFdParseFeedbackPage() 解析并累积到 s_work[channel],再
* publish() 到 s_latest[channel] 供 Web 读取。
*
* 替代了原先 ESP32 1Hz 主动发 0xC1 轮询的逻辑,避免占用主线 SPI 带宽。
*
* OTA 期间通过 pauseCanFeedbackTask(true) 暂停本任务,避免与 OTA 抢占 SPI。
*/
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/semphr.h"
#include "app_config.h"
#include "transport/canfd_bridge.h"
#include "transport/spi_master.h"
#include "monitor/debug_log.h"
#include "monitor/can_feedback_task.h"
#include "monitor/gd32_adc_feedback.h"
#include "monitor/motor_state.h"
#include "monitor/motor_version.h"
#include "monitor/motor_ota_relay.h"
#include "app_config.h"
#include "esp_system.h"
#include <string.h>
namespace {
constexpr uint32_t kWaitRingMs = 500U; ///< 单次等待 GD32 按铃超时
constexpr uint32_t kPauseDelayMs = 100U; ///< 暂停时的轮询间隔
constexpr uint8_t kSpiCanFeedbackType = 0xC1U;
constexpr uint8_t kSpiAdcFeedbackType = 0xC4U; ///< GD32 ADC 调试反馈
constexpr uint8_t kSpiMotorStateType = 0xC5U; ///< GD32 多电机状态推送
constexpr uint8_t kSpiMotorVersionType = 0xC6U; ///< GD32 多电机版本推送(事件驱动)
constexpr uint8_t kSpiMotorOtaStatusType = 0xD2U; ///< GD32 电机 OTA relay 进度推送
constexpr size_t kRingPayloadMax = SPI_OTA_FRAME_MAX; ///< 与变长读一致,避免截断
constexpr const char *kTag = "CAN_FB";
static can_feedback_result_t s_latest[CAN_CHANNEL_MAX];
static bool s_valid [CAN_CHANNEL_MAX];
static SemaphoreHandle_t s_mutex = nullptr;
static volatile bool s_paused = false;
/* 累积工作缓冲:跨 page 0/1 累积每通道的完整反馈 */
static can_feedback_result_t s_work [CAN_CHANNEL_MAX];
static uint8_t s_workIdx[CAN_CHANNEL_MAX];
static uint32_t s_lastLoggedError[CAN_CHANNEL_MAX];
/**
* @brief 将某通道完整反馈发布到 s_latest(线程安全)。
* @param ch 通道 0..2
* @param fb 解析后的快照
*/
static void publish(uint8_t ch, const can_feedback_result_t &fb)
{
if (s_mutex == nullptr) return;
if (xSemaphoreTake(s_mutex, pdMS_TO_TICKS(50)) == pdTRUE) {
s_latest[ch] = fb;
s_valid[ch] = true;
xSemaphoreGive(s_mutex);
}
}
/**
* @brief can_fb 任务主循环:takeEvent 分发 0xC1 CAN / 0xC4 ADC。
*/
static void taskLoop(void *)
{
DEBUG_INFO(kTag, "CAN 反馈被动监听任务启动 (GD32 主动推送, 0xC1)");
/* 冷启动延后开始监听,错开上电初始化窗口 */
{
esp_reset_reason_t rr = esp_reset_reason();
if (rr == ESP_RST_POWERON || rr == ESP_RST_BROWNOUT) {
constexpr uint32_t kCanFbDeferMs = 1500U;
DEBUG_INFO(kTag, "冷启动: %lu ms 后开始 CAN 反馈监听",
(unsigned long)kCanFbDeferMs);
vTaskDelay(pdMS_TO_TICKS(kCanFbDeferMs));
}
}
uint8_t ring_type = 0U;
uint8_t ring_payload[kRingPayloadMax] = {};
size_t ring_len = 0U;
for (;;) {
if (s_paused) {
vTaskDelay(pdMS_TO_TICKS(kPauseDelayMs));
continue;
}
/* 阻塞等待 GD32 按铃事件(超时则重试) */
if (!SpiMaster::instance().takeEvent(&ring_type, ring_payload,
sizeof(ring_payload), &ring_len,
kWaitRingMs)) {
continue;
}
/* 0xC4 ADC 调试反馈:GD32 关开关则不推;ESP32 始终可解析(无本地开关) */
if (ring_type == kSpiAdcFeedbackType) {
(void)onGd32AdcFeedbackEvent(ring_payload, ring_len);
continue;
}
/* 0xC5 多电机状态推送:GD32 250ms 分页推送,ESP32 解析入缓存 */
if (ring_type == kSpiMotorStateType) {
(void)onMotorStateEvent(ring_payload, ring_len);
continue;
}
/* 0xC6 多电机版本推送:GD32 收到电机版本应答(0x00FF)后事件驱动推送 */
if (ring_type == kSpiMotorVersionType) {
(void)onMotorVersionEvent(ring_payload, ring_len);
continue;
}
/* 0xD2 电机 OTA relay 进度推送 */
if (ring_type == kSpiMotorOtaStatusType) {
onMotorOtaStatusPush(ring_payload, ring_len);
continue;
}
if (ring_type != kSpiCanFeedbackType || ring_len < 28U) {
continue;
}
const uint8_t ch = ring_payload[0];
if (ch >= CAN_CHANNEL_MAX) {
continue;
}
/* 解析本页并累积到工作缓冲,page=0 会自动重置 */
if (canFdParseFeedbackPage(ring_payload, ring_len,
&s_work[ch], &s_workIdx[ch]) == 0) {
publish(ch, s_work[ch]);
/* 累计错误发生变化时才告警一次;P0/P1 携带相同统计,不能重复打印。 */
if (s_work[ch].stats.error_count != 0U
&& s_work[ch].stats.error_count != s_lastLoggedError[ch]) {
DEBUG_WARN(kTag,
"CH%u err=%lu TEC=%u REC=%u",
static_cast<unsigned>(ch),
static_cast<unsigned long>(s_work[ch].stats.error_count),
static_cast<unsigned>(s_work[ch].stats.tec),
static_cast<unsigned>(s_work[ch].stats.rec));
s_lastLoggedError[ch] = s_work[ch].stats.error_count;
}
}
}
}
} // namespace
/**
* @brief 启动 CAN 反馈被动监听任务(幂等)。
* @return true 表示任务已存在或创建成功。
*/
bool startCanFeedbackTask()
{
static bool s_started = false;
if (s_started) return true;
if (s_mutex == nullptr) {
s_mutex = xSemaphoreCreateMutex();
if (s_mutex == nullptr) {
DEBUG_ERR(kTag, "互斥量创建失败");
return false;
}
}
memset(s_latest, 0, sizeof(s_latest));
memset(s_lastLoggedError, 0, sizeof(s_lastLoggedError));
memset(s_valid, 0, sizeof(s_valid));
memset(s_work, 0, sizeof(s_work));
memset(s_workIdx, 0, sizeof(s_workIdx));
BaseType_t xRet = xTaskCreatePinnedToCore(
taskLoop,
"can_fb",
TASK_STACK_CAN_FB,
nullptr,
4,
nullptr,
0);
if (xRet != pdPASS) {
DEBUG_ERR(kTag, "任务创建失败");
return false;
}
s_started = true;
return true;
}
/**
* @brief 暂停/恢复 CAN(及同任务分发的 ADC)事件监听。
* @param pause true=OTA 期间暂停;false=恢复
*/
void pauseCanFeedbackTask(bool pause)
{
if (s_paused == pause) return; // 幂等:状态未变时不重复日志
s_paused = pause;
if (pause) {
DEBUG_DBG(kTag, "CAN 监听已暂停(OTA 进行中)");
} else {
DEBUG_DBG(kTag, "CAN 监听已恢复");
}
}
/**
* @brief 拷贝某通道的最新快照(线程安全)。
* @return true 表示拿到一份有效数据。
*/
bool getLatestCanFeedback(uint8_t channel, can_feedback_result_t *out)
{
if (channel >= CAN_CHANNEL_MAX || out == nullptr || s_mutex == nullptr) {
return false;
}
bool ok = false;
if (xSemaphoreTake(s_mutex, pdMS_TO_TICKS(50)) == pdTRUE) {
if (s_valid[channel]) {
*out = s_latest[channel];
ok = true;
}
xSemaphoreGive(s_mutex);
}
return ok;
}