CN102662330B - Fault simulation device of fiber channel avionics environment (FC-AE)-1533 device - Google Patents
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Abstract
FC-AE-1533设备故障仿真装置,涉及一种故障仿真装置,它是为了对FC-AE-1533设备进行故障仿真,进而实现对FC-AE-1533设备的故障进行检测的问题。它的可编程逻辑器件的内部构建有Qsys系统。Qsys系统中的NIOSII处理器用于向光纤接口模块发送控制命令;PCIe模块用于接收来自故障仿真上位机注入的故障以及与仿真上位机进行数据交互;光纤接口模块,用于进行将数据进行8B/10B编码并发送、发送注入的故障、以及将接收到的数据进行解码和CRC校验。本发明可广泛应用于航空电子设备、战斗机、民用飞机、舰艇以及其他带有满足FC-AE-1553协议设备的场合,可以对上述产品进行维护、测试、故障检修等工作。
The FC-AE-1533 equipment failure simulation device relates to a failure simulation device, which is used to simulate the failure of the FC-AE-1533 equipment, and then realize the problem of detecting the failure of the FC-AE-1533 equipment. Its programmable logic devices are built with the Qsys system inside. The NIOSII processor in the Qsys system is used to send control commands to the optical fiber interface module; the PCIe module is used to receive the fault injected from the fault simulation host computer and perform data interaction with the simulation host computer; the optical fiber interface module is used to perform 8B/ 10B encoding and sending, sending injected faults, and decoding and CRC checking the received data. The invention can be widely used in avionics equipment, fighter jets, civil aircraft, ships and other occasions with equipment meeting the FC-AE-1553 agreement, and can perform maintenance, testing, troubleshooting and other work on the above products.
Description
技术领域technical field
本发明涉及一种设备故障仿真装置。The invention relates to an equipment failure simulation device.
背景技术Background technique
随着航空航天电子总线的发展,设备间的互联性能以及对数据吞吐能力的要求也在逐步提升,而基于光纤通道技术的FC-AE-1553总线由于在数据传输带宽、网络性能等方面的优势成为继MIL-STD-1553B总线后的军用总线标准,将越来越多的应用于星载、舰载、机载等设备。随着对FC-AE-1533的深入研究,FC-AE-1533设备将大量涌现,总线测试手段缺乏的问题日益凸显。目前,国内市场上还没有能通过故障注入对FC-AE-1533进行测试的FC-AE-1533设备故障仿真装置。With the development of aerospace electronic buses, the interconnection performance between devices and the requirements for data throughput are also gradually increasing, and the FC-AE-1553 bus based on Fiber Channel technology has advantages in data transmission bandwidth and network performance. It has become the military bus standard following the MIL-STD-1553B bus, and will be more and more used in spaceborne, shipborne, airborne and other equipment. With the in-depth research on FC-AE-1533, FC-AE-1533 equipment will emerge in large numbers, and the problem of lack of bus test means becomes increasingly prominent. At present, there is no FC-AE-1533 equipment fault simulation device that can test FC-AE-1533 through fault injection in the domestic market.
发明内容Contents of the invention
本发明是为了对FC-AE-1533设备进行故障仿真,进而实现对FC-AE-1533设备的故障进行检测的问题,从而提供一种FC-AE-1533设备故障仿真装置。The present invention aims at performing fault simulation on FC-AE-1533 equipment, and further realizing the problem of detecting the fault of FC-AE-1533 equipment, thus providing a FC-AE-1533 equipment fault simulation device.
FC-AE-1533设备故障仿真装置,它包括可编程逻辑器件、光电/电光转换模块和故障仿真上位机;FC-AE-1533 equipment failure simulation device, which includes programmable logic devices, photoelectric/electro-optic conversion modules and failure simulation host computer;
可编程逻辑器件的内部构建有Qsys系统,所述Qsys系统包括NIOSII处理器、光纤接口模块、PCIe模块和AVALON总线;The interior of the programmable logic device has a Qsys system, and the Qsys system includes a NIOSII processor, an optical fiber interface module, a PCIe module and an AVALON bus;
NIOSII处理器、光纤接口模块和PCIe模块均挂接在AVALON总线上;The NIOSII processor, optical fiber interface module and PCIe module are all connected to the AVALON bus;
NIOSII处理器用于向光纤接口模块和PCIe模块发送控制命令;The NIOSII processor is used to send control commands to the optical fiber interface module and the PCIe module;
PCIe模块用于通过PCIe接口接收来自故障仿真上位机的注入故障信息以及与仿真上位机进行数据交互;The PCIe module is used to receive injection fault information from the fault simulation host computer through the PCIe interface and perform data interaction with the simulation host computer;
光纤接口模块用于将故障仿真上位机的注入故障信息通过光电/电光转换模块发送至待检测FC-AE-1533设备;还用于将故障仿真上位机的数据进行编码,并将编码后的数据通过光电/电光转换模块发送至待检测FC-AE-1533设备;还用于通过光电/电光转换模块接收来自待检测FC-AE-1533设备的数据,对该数据进行解码、CRC校验以及通过PCIe模块上传至故障仿真上位机;The optical fiber interface module is used to send the injection fault information of the fault simulation host computer to the FC-AE-1533 device to be tested through the photoelectric/electro-optical conversion module; it is also used to encode the data of the fault simulation host computer, and the encoded data It is sent to the FC-AE-1533 device to be tested through the photoelectric/electro-optical conversion module; it is also used to receive data from the FC-AE-1533 device to be detected through the photoelectric/electro-optical conversion module, decode the data, CRC check and pass The PCIe module is uploaded to the fault simulation host computer;
光电/电光转换模块用于实现光信号和电信号的相互转换。The photoelectric/electrical-optical conversion module is used to realize the mutual conversion of optical signals and electrical signals.
有益效果:本发明能够对FC-AE-1533设备进行故障仿真,进而实现对FC-AE-1533设备的故障进行检测,本发明可广泛应用于航空电子设备、战斗机、民用飞机、舰艇以及其他带有满足FC-AE-1553协议设备的场合,可以对上述产品进行维护、测试以及故障检修等工作。Beneficial effects: the present invention can perform fault simulation on FC-AE-1533 equipment, and then realize fault detection on FC-AE-1533 equipment. Where there are devices that meet the FC-AE-1553 protocol, maintenance, testing, and troubleshooting can be performed on the above-mentioned products.
附图说明Description of drawings
图1是本发明的结构示意图;图2是本发明中可编程逻辑器件的内部结构示意图。FIG. 1 is a schematic diagram of the structure of the present invention; FIG. 2 is a schematic diagram of the internal structure of a programmable logic device in the present invention.
具体实施方式Detailed ways
具体实施方式一、结合图1说明本具体实施方式,FC-AE-1533设备故障仿真装置,它包括可编程逻辑器件1、光电/电光转换模块2和故障仿真上位机4;Specific embodiment one, illustrate this specific embodiment in conjunction with Fig. 1, FC-AE-1533 equipment failure emulation device, it comprises
可编程逻辑器件1的内部构建有Qsys系统,所述Qsys系统包括NIOSII处理器11、光纤接口模块12、PCIe模块13和AVALON总线14;The internal construction of
NIOSII处理器11、光纤接口模块12和PCIe模块13均挂接在AVALON总线14上;NIOSII
NIOSII处理器11用于向光纤接口模块12和PCIe模块13发送控制命令;NIOSII
PCIe模块13用于通过PCIe接口接收来自故障仿真上位机4的注入故障信息以及与仿真上位机4进行数据交互;The
光纤接口模块12用于将故障仿真上位机4的注入故障信息通过光电/电光转换模块2发送至待检测FC-AE-1533设备5;还用于将故障仿真上位机4的数据进行编码,并将编码后的数据通过光电/电光转换模块2发送至待检测FC-AE-1533设备5;还用于通过光电/电光转换模块2接收来自待检测FC-AE-1533设备5的数据,对该数据进行解码、CRC校验以及通过部件13上传至故障仿真上位机4;The optical
光电/电光转换模块2用于实现光信号和电信号的相互转换。The photoelectric/electrical-
本发明可以通过故障仿真上位机4中嵌入的故障注入软件或可编程逻辑器件1将人为设计的故障错误发送给待检测FC-AE-1553设备5;并可以接收待检测FC-AE-1553设备5发送的数据并对其进行解码和校验,可以判断待检测FC-AE-1553设备5是否满足FC-AE-1553标准的要求,可以查找在数据传输过程中产生错误的原因,并可以判断待检测FC-AE-1553设备哪些功能不满足协议要求。The present invention can send the artificially designed fault error to the FC-AE-1553
本发明中各部件的功能为:The function of each part among the present invention is:
可编程逻辑器件1:用于将故障仿真上位机4中嵌入的故障仿真软件传下的数据进行编码发送,或并根据故障仿真软件指示注入错误发送到待检测的FC-AE-1553设备5,以及对待检测FC-AE-1553设备5发送的数据进行接收、解码、校验并上传到故障仿真软件。可编程逻辑芯片提供有PCIe接口,用于实现PC机的故障仿真软件与可编程逻辑器件进行数据交换。Programmable logic device 1: used to encode and send the data transmitted by the fault simulation software embedded in the fault
电源模块3:为可编程逻辑器件1以及光电/电光转换模块2进行供电。电源模块3由故障仿真上位机4的主板PCIe插槽提供输入,输入为+3.3V和+12V直流电压,输出有+0.9V、+1.1V、+1.5V、+1.8V、+2.5V、+3.0V、+3.3V等多组直流电压,可以满足多数应用场合对电源的需求;Power supply module 3: supplies power to the
光电转换模块2:用于实现光电、电光信号转换,用于可编程逻辑器件与待检测的FC-AE-1553设备进行数据交换。光纤通道接口模块由Finisar公司的FTLF8514P2型号SFP模块,一端与可编程逻辑器件连接,另一端通过光纤与待检测FC-AE-1553设备5相连。Photoelectric conversion module 2: used to realize photoelectric and electro-optical signal conversion, and used for data exchange between programmable logic devices and the FC-AE-1553 equipment to be tested. The fiber channel interface module is a FTLF8514P2 SFP module of Finisar Company, one end is connected with the programmable logic device, and the other end is connected with the FC-AE-1553
Qsys系统:采用Altera公司的系统级逻辑设计工具;它是一个包含在Quartus II软件中的系统集成工具;它能够完成在一个相当抽象化的高度进行系统级的硬件设计,并且自动定义和集成用户自定的HDL部件;它通过将用户自定义的部件打包的方式简化了设计复用的难度。在系统生成过程中,Qsys系统根据用户设定的连接选项自动生成高性能的内部互联逻辑,避免了通过编写HDL代码而容易引发的错误,同时节省了时间。Qsys system: uses Altera's system-level logic design tool; it is a system integration tool included in the Quartus II software; it can complete system-level hardware design at a fairly abstract level, and automatically define and integrate users Custom HDL components; it simplifies the difficulty of design reuse by packaging user-defined components. During system generation, the Qsys system automatically generates high-performance internal interconnection logic according to the connection options set by the user, avoiding errors easily caused by writing HDL codes and saving time.
Nios II处理器11:采用Altera公司推出的32位RSIC嵌入式处理器。Nios II处理器具有完善的软件开发套件,包括编译器、集成开发环境(IDE)、JTAG调试器、实时操作系统(RTOS)和TCP/IP协议栈。Nios II processor 11: Adopt the 32-bit RSIC embedded processor introduced by Altera Company. Nios II processor has a complete software development kit, including compiler, integrated development environment (IDE), JTAG debugger, real-time operating system (RTOS) and TCP/IP protocol stack.
PCIe模块13:PCIe总线全称为PCI-Express,原名为“3GIO”,是由英特尔公司提出的,它代表着下一代I/O接口标准。它的主要优势就是数据传输速率高,目前最高的16X2.0版本可达到10GB/s。PCIe module 13: The full name of the PCIe bus is PCI-Express, formerly known as "3GIO", proposed by Intel Corporation, which represents the next-generation I/O interface standard. Its main advantage is the high data transmission rate, and the current highest 16X2.0 version can reach 10GB/s.
AVALON总线14:是Altera公司开发的一种专用的内部连线总线,它由一组预定义的信号组成,是一种相对简单的总线结构,也是一种理想的用于系统处理器和外设之间的内联总线。AVALON总线描述了主从构件间的端口连接关系,以及构件间的时序关系。AVALON bus 14: It is a dedicated internal wiring bus developed by Altera Corporation. It consists of a set of predefined signals. It is a relatively simple bus structure and is ideal for system processors and peripherals. inline bus between. The AVALON bus describes the port connection relationship between master and slave components, as well as the timing relationship between components.
本发明在工作时,其PCIe接口与故障仿真上位机4相连,光电/电光转换模块通过光纤与待检测FC-AE-1553总线设备5连接,以实现故障仿真软件与待检测FC-AE-1553设备5之间的数据传输,工作流程具体包括两个流程:NC工作流程和NT工作流程。When the present invention is working, its PCIe interface is connected with the fault
NC工作流程:NC workflow:
首先在故障仿真上位机4运行故障仿真软件,通过它来设置FC-AE-1553故障仿真装置的相应参数,包括配置设备为NC以及工作模式等信息,该信息通过PCIe接口进入到可编程逻辑器件1的PCIe模块中,NIOSII处理器通过读取PCIe模块信息获取上位机软件下传的信息,并根据这些信息对光纤接口模块进行配置,使其完成登录以及端口初始化等功能,之后用户通过运行上位机中的故障仿真软件,设置要发送的数据包,在发送时是否注入故障,注入何种故障等信息,该信息通过PCIe接口进入可编程逻辑器件并被其中的NIOSII处理器获取后,处理器将根据这些信息控制光纤接口模块进行数据发送,数据经过光电/电光装换后变成光信号,通过光纤发送到待检测的FC-AE-1553设备,之后开始接收待检测的FC-AE-1553设备返回的数据,该数据通过光电/电光转换模块进入可编程逻辑器件的光纤接口模块中进行接收解码以及CRC校验,之后数据在NIOS II处理器控制下经PCIe模块和PCIe接口进入上位机故障仿真软件中,软件通过分析待检测FC-AE-1553设备返回的数据是否与输入故障相对应来判断待检测FC-AE-1553设备是否满足FC-AE-1553协议。First, run the fault simulation software on the fault
NT工作流程:NT workflow:
首先在上位机运行故障仿真软件,通过它来设置FC-AE-1553故障仿真装置的相应参数,包括配置设备为NT以及工作模式等信息,该信息通过PCIe接口进入到可编程逻辑器件的PCIe模块中,NIOSII处理器通过读取PCIe模块信息获取上位机软件下传的信息,并根据这些信息对光纤接口模块进行配置,使其完成初始化等功能,之后用户通过运行上位机中的故障仿真软件,设置在接收到待检测设备发来的命令需要返回数据时是否注入故障,注入何种故障等信息,该信息通过PCIe接口进入可编程逻辑器件并被其中的NIOSII处理器获取后,处理器将根据这些信息控制光纤接口模块进行配置,并准备接收待检测设备发送的数据。在接收到待检测FC-AE-1553设备发送的数据后,NIOS II处理器控制光纤接口模块按照上位机软件设置的故障发送响应数据,通过分析待检测FC-AE-1553设备的反应来判断待检测FC-AE-1553设备是否满足FC-AE-1553协议。First, run the fault simulation software on the host computer, and use it to set the corresponding parameters of the FC-AE-1553 fault simulation device, including information such as configuring the device as NT and working mode, and the information enters the PCIe module of the programmable logic device through the PCIe interface Among them, the NIOSII processor obtains the information downloaded by the host computer software by reading the PCIe module information, and configures the optical fiber interface module according to the information to complete initialization and other functions. After that, the user runs the fault simulation software in the host computer, Set whether to inject faults and what kind of faults to inject when receiving commands sent by the device to be tested and need to return data. After the information enters the programmable logic device through the PCIe interface and is acquired by the NIOSII processor, the processor will follow the These information control the optical fiber interface module to configure and prepare to receive the data sent by the device to be detected. After receiving the data sent by the FC-AE-1553 device to be detected, the NIOS II processor controls the optical fiber interface module to send response data according to the fault set by the host computer software, and judges the status of the device to be detected by analyzing the response of the FC-AE-1553 device to be detected. Detect whether the FC-AE-1553 device complies with the FC-AE-1553 protocol.
本发明可广泛应用于航空电子设备、战斗机、民用飞机、舰艇以及其他带有满足FC-AE-1553协议设备的场合,可以对上述产品进行维护、测试以及故障检修等工作。The invention can be widely used in avionics equipment, fighter jets, civil aircraft, ships and other occasions with equipment meeting the FC-AE-1553 protocol, and can perform maintenance, testing and troubleshooting on the above products.
具体实施方式二、本具体实施方式与具体实施方式一所述的FC-AE-1533设备故障仿真装置的区别在于,电源模块3用于向可编程逻辑器件1和光电/电光转换模块2提供工作电源。
具体实施方式三、本具体实施方式与具体实施方式一所述的FC-AE-1533设备故障仿真装置的区别在于,可编程逻辑器件1是型号为EP2AGX45DF29的FPGA。
具体实施方式四、本具体实施方式与具体实施方式一所述的FC-AE-1533设备故障仿真装置的区别在于,光纤接口模块12将故障仿真上位机4的数据进行8B/10B的编码,并将编码后的数据通过光电/电光转换模块2发送至待检测FC-AE-1533设备5。
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