[PCIe5.0] 6.2.4.1 Root Complex Considerations (Advanced Error Reporting)
一、总结概括PCIExpress(PCIe)**根复合体(RootComplex)**在高级错误报告(AER)中的关键机制如下:1.错误源标识(ErrorSourceIdentification)功能:根端口(RootPort)或根复合体事件收集器(RCEC)通过ErrorSourceIdentification寄存器记录首个ERR_NONFATAL/ERR_FATAL或ERR_COR消息的请求者