190 lines
8.1 KiB
Python
190 lines
8.1 KiB
Python
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"""
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Tan mingyan
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2026/3/9
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AD 驱动示例（bus_ad.py）—— 补充参考
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"""
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# midware/drivers/bus_can.py
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from .base_driver import BaseBusDriver
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from typing import Optional, Dict, Any
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from loguru import logger
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import time
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# 导入全局配置字典（需确保main.py已提前加载CSV配置）
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from midware.config.base_config import DEVICE_CONFIG_DICT, get_device_config
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import midware.config.base_config as base_config
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from .base_driver import BaseBusDriver
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from .renode_agent import renode
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from midware.config.base_config import DEVICE_CONFIG_DICT
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class BusADDriver(BaseBusDriver):
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"""uart总线驱动实现（适配）"""
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def _init_config(self):
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self.config.setdefault("channel", 0) # CAN通道
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self.config.setdefault("baudrate", 500000) # 500kbps
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self.config.setdefault("frame_format", "standard") # 标准帧/扩展帧
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logger.info(f"UART驱动配置初始化完成：{self.config}")
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def connect(self) -> bool:
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try:
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# 实际逻辑：打开CAN通道
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time.sleep(0.05)
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self.is_connected = True
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logger.info("CAN总线连接成功")
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return True
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except Exception as e:
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logger.error(f"CAN总线连接失败：{str(e)}")
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return False
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def disconnect(self) -> bool:
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try:
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self.is_connected = False
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logger.info("CAN总线断开成功")
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return True
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except Exception as e:
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logger.error(f"CAN总线断开失败：{str(e)}")
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return False
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def send(self, data: bytes, **kwargs) -> bool:
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if not self.is_connected:
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logger.error("CAN驱动未连接，发送失败")
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return False
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'''
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try:
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frame_id = kwargs.get("frame_id", 0x123) # CAN帧ID
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is_extended = kwargs.get("is_extended", False) # 是否扩展帧
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logger.info(
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f"CAN发送数据｜帧ID：0x{frame_id:X}｜扩展帧：{is_extended}｜"
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f"数据：{data.hex()}｜长度：{len(data)}字节"
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)
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# 实际逻辑：调用AD驱动发送接口
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# 获取优先级，设备参数，地址等参数
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return True
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except Exception as e:
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logger.error(f"CAN数据发送失败：{str(e)}")
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return False
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'''
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# ========== 核心步骤1：从kwargs提取设备名称 ==========
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#dev_name = kwargs.get("dev_name")[0]
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dev_name = kwargs.get("dev_name")#2026/4/10
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if not dev_name:
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logger.error("AD发送失败：kwargs中未传入dev_name（设备名称）")
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return False
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# ========== 核心步骤2：从全局配置字典查找设备参数 ==========
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# 检查全局配置是否加载
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if not base_config.DEVICE_CONFIG_DICT:
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logger.error("AD发送失败：全局配置DEVICE_CONFIG_DICT未加载")
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return False
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# 查找当前设备的配置
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#device_config = base_config.DEVICE_CONFIG_DICT.get(dev_name)
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device_config = get_device_config().get(dev_name)
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if not device_config:
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logger.error(f"AD发送失败：设备 {dev_name} 未在DEVICE_CONFIG_DICT中配置")
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return False
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# 提取关键配置项（兼容配置项缺失的情况）
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try:
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# 内存基地址（转为16进制整数，如"0x80000000" → 0x80000000）
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# mem_base_addr = int(str(device_config.get("base_addr", "0x0")), 16)#mem_base_addr = int(device_config.get("base_addr", "0x0"), 16)#内存基地址
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mem_base_addr = int(device_config.get("base_addr", 0))
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# 内存偏移地址
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#mem_offset = int(str(device_config.get("offset_addr", "0x0")), 16)#内存偏移地址
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mem_offset = int(device_config.get("offset_addr", 0))
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# 发送缓存区大小（字节）
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send_buffer_size = int(str(device_config.get("send_cache", 1024)))#发送缓存区大小
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# 接收缓存区大小（字节）
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recv_buffer_size = int(device_config.get("recv_cache", 1024))#接收缓存区大小
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except (ValueError, TypeError) as e:
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logger.error(f"AD发送失败：{dev_name} 配置参数解析错误 → {str(e)}")
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return False
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# ========== 核心步骤3：使用配置项处理发送逻辑 ==========
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# 1. 校验数据长度不超过发送缓存区大小
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if len(data) > send_buffer_size:
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logger.error(
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f"AD发送失败：{dev_name} 数据长度 {len(data)} 超过发送缓存区大小 {send_buffer_size}"
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)
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return False
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# 2. 模拟AD指令发送（结合内存地址）
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logger.info(
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f"AD发送指令｜设备：{dev_name}｜"
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f"内存基地址：0x{mem_base_addr:X}｜偏移地址：0x{mem_offset:X}｜"
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f"发送缓存区：{send_buffer_size}B｜接收缓存区：{recv_buffer_size}B｜"
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f"数据：{data.hex()}｜长度：{len(data)}字节"
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)
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# 实际业务逻辑：
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# - 将数据写入指定内存地址（mem_base_addr + mem_offset）
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# - 配置接收缓存区大小
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# - 调用AD采集卡SDK发送指令
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# ad_card.write_mem(mem_base_addr + mem_offset, data, send_buffer_size)
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#AD0-AD6的寄存器写入策略
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if(dev_name == "正电压采集热敏量采集"):
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for i in range(4):
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logger.info(f"AD发送指令：{i}")
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for j in range(14):
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logger.info(f"AD发送指令：{j}")
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target_addr = mem_base_addr + mem_offset + i * 32 + j*8
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canshu = data[2*(i*14+j)]*256 + data[2*(i*14+j)+1]# 2字节
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sysbus_cmd = f"sysbus WriteDoubleWord {target_addr:#010x} {canshu:#006x}"
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print(sysbus_cmd)
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pass
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## 外设名称+函数名+字符串参数 adc1 LoadRegistersFromHexString "55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA55AA"'
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ad_cmd = f'{dev_name} LoadRegistersFromHexString "{data.hex()}"'
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print(ad_cmd)
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logger.info(f"AD发送指令：{ad_cmd}")
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response = renode.send_sync(ad_cmd,10)#2026/4/10
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ad_cmd2 = f'{dev_name} ReadAllChannelsToString02'
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logger.info(f"AD发送指令：{ad_cmd2}")
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response = renode.send_sync(ad_cmd2,10)#2026/4/10
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return True
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def recv(self, timeout: float = 0.1, **kwargs) -> Optional[bytes]:
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if not self.is_connected:
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logger.error("ADC驱动未连接，接收失败")
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return None
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try:
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# 模拟接收
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#遍历所有AD外设，循环发送读取指令：例如 adc1 ReadAllChannelsToString02
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#接收renode回复
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time.sleep(0.51)
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'''
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mock_data = b"\x11\x22\x33\x44"
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logger.debug(f"AD接收数据：{mock_data.hex()}")
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#2026/4/10
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dev_name = kwargs.get("dev_name")
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if not dev_name:
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logger.error("AD接收失败：kwargs中未传入dev_name（设备名称）")
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return None
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cfg = DEVICE_CONFIG_DICT[dev_name]
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base = int(cfg["内存基地址"], 16)
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offset = int(cfg["内存偏移地址"], 16)
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addr = base + offset
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# ======================
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# 调用 Renode 读取数据
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# ======================
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cmd = f"read 0x{addr:X}"
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hex_str = renode.send_sync(cmd)
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#return bytes.fromhex(hex_str.strip())
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logger.info(f"AD接收数据：{mock_data.hex()}")
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return mock_data
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'''
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return None
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except Exception as e:
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logger.error(f"AD数据接收失败：{str(e)}")
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return None
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