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midware/drivers/bus_uart.py

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+"""
+Tan mingyan
+2026/3/9
+
+uart 驱动示例（bus_can.py）—— 补充参考
+"""
+# midware/drivers/bus_can.py
+from midware.config.base_config import get_device_config
+from .base_driver import BaseBusDriver
+from typing import Optional, Dict, Any
+from loguru import logger
+import time
+
+from .base_driver import BaseBusDriver
+from .renode_agent import renode
+from midware.config.base_config import DEVICE_CONFIG_DICT
+
+class BusUARTDriver(BaseBusDriver):
+    """uart总线驱动实现（适配）"""
+    def _init_config(self):
+        self.config.setdefault("channel", 0)  # CAN通道
+        self.config.setdefault("baudrate", 500000)  # 500kbps
+        self.config.setdefault("frame_format", "standard")  # 标准帧/扩展帧
+        logger.info(f"UART驱动配置初始化完成：{self.config}")
+    
+    def connect(self) -> bool:
+        try:
+            # 实际逻辑：打开CAN通道
+            time.sleep(0.05)
+            self.is_connected = True
+            logger.info("CAN总线连接成功")
+            return True
+        except Exception as e:
+            logger.error(f"CAN总线连接失败：{str(e)}")
+            return False
+    
+    def disconnect(self) -> bool:
+        try:
+            self.is_connected = False
+            logger.info("CAN总线断开成功")
+            return True
+        except Exception as e:
+            logger.error(f"CAN总线断开失败：{str(e)}")
+            return False
+    
+    def send(self, data: bytes, **kwargs) -> bool:
+        if not self.is_connected:
+            logger.error("UART驱动未连接，发送失败")
+            return False
+        # 查找当前设备的配置
+
+        # ========== 核心步骤1：从kwargs提取设备名称 ==========
+        
+        dev_name = kwargs.get("dev_name")#2026/4/10
+        if not dev_name:
+            logger.error("UART发送失败：kwargs中未传入dev_name（设备名称）")
+            return False
+        
+        device_config = get_device_config().get(dev_name)
+        if not device_config:
+            logger.error(f"UART发送失败：设备 {dev_name} 未在DEVICE_CONFIG_DICT中配置")
+            return False
+        
+        try:
+            #frame_id = kwargs.get("frame_id", 0x123)  # CAN帧ID
+            #is_extended = kwargs.get("is_extended", False)  # 是否扩展帧
+            logger.info(
+                #f"UART发送数据｜帧ID：0x{frame_id:X}｜扩展帧：{is_extended}｜"
+                f"UART发送数据：{data.hex()}｜长度：{len(data)}字节"
+            )
+            ## 外设名称+函数名+字符串参数 uart24 WriteRXFIFODataString "0xEB9000C571000827C00000BC1003190000106C02AC020101FF5716"'
+
+            sysbus_cmd = f'{dev_name} WriteRXFIFODataString "0x{data.hex()}"'
+
+            #sysbus_cmd = f'can_a GetTxBufferDataString'
+            print(sysbus_cmd)
+            logger.info(f"UART发送指令：{sysbus_cmd}")
+            response = renode.send_sync(sysbus_cmd,timeout_ms=20)#2026/4/10
+            #response = renode.enqueue_cmd(sysbus_cmd)#2026/6/4
+            # sysbus_cmd = f'uart24 GetTXFIFODataString'
+            # print(sysbus_cmd)
+            # response = renode.send_sync(sysbus_cmd)#2026/4/10
+            # 实际逻辑：调用UART驱动发送接口
+            return True
+        except Exception as e:
+            logger.error(f"UART数据发送失败：{str(e)}")
+            return False
+    
+    def recv(self, timeout: float = 0.1, **kwargs) -> Optional[bytes]:
+        if not self.is_connected:
+            logger.error("UART驱动未连接，接收失败")
+            return None
+        
+        try:
+
+            #遍历所有UART外设，循环发送读取指令：例如 adc1 ReadAllChannelsToString02
+
+            # 模拟接收
+            time.sleep(0.91)
+            # mock_data = b"\x11\x22\x33\x44"
+            # logger.debug(f"CAN接收数据：{mock_data.hex()}")
+            #logger.info(f"CAN接收数据：")
+            # return mock_data
+            '''
+            mock_data = b"\x11\x22\x33\x44"
+            logger.debug(f"AD接收数据：{mock_data.hex()}")
+            
+            #2026/4/10
+            dev_name = kwargs.get("dev_name")
+            if not dev_name:
+                logger.error("AD接收失败：kwargs中未传入dev_name（设备名称）")
+                return None
+
+            cfg = DEVICE_CONFIG_DICT[dev_name]
+            base = int(cfg["内存基地址"], 16)
+            offset = int(cfg["内存偏移地址"], 16)
+            addr = base + offset
+
+            # ======================
+            # 调用 Renode 读取数据
+            # ======================
+            cmd = f"read 0x{addr:X}"
+            hex_str = renode.send_sync(cmd)
+            #return bytes.fromhex(hex_str.strip())
+            logger.info(f"AD接收数据：{mock_data.hex()}")
+            #return mock_data
+            '''
+            return None
+        except Exception as e:
+            logger.error(f"UART数据接收失败：{str(e)}")
+            return None