CN110661588B - Message transmission method, switching device, wireless communication equipment and storage medium - Google Patents

Abstract

An embodiment of the present invention discloses a message transmission method, which is applied to a switching device in a wireless communication device. The switching device is used to transmit a message to a central processor in the wireless communication device. The method includes: receiving at least one message ; Extract at least one type representation information from at least one message; According to at least one type representation information, from at least one message, determine that the message type is a clock message of the clock type, and obtain the corresponding reception of the clock message port information; send the clock packet and the receiving port information to the central processing unit through the first interface; wherein the first interface is an interface configured to transmit clock type packets in the switching device.

Description

A message transmission method, switching device, wireless communication equipment and storage medium

technical field

The present invention relates to the technical field of wireless communication, and in particular, to a message transmission method device, a switching device, a wireless communication device and a storage medium.

Background technique

With the continuous development of communication technology, wireless communication equipment needs to obtain high-precision time signals to support time-sensitive services.

At present, because the IEEE1588 protocol, the precision clock synchronization protocol standard for network measurement and control systems, can achieve strict clock synchronization through Ethernet, and the accuracy can reach the level of 100ns. Therefore, wireless communication devices generally receive 1588 packets from the transmission network. as a clock synchronization signal. There are usually multiple network ports on the switching device of wireless communication equipment, which can be connected to the transmission network at the same time. Each network port will run the 1588 protocol for high-precision time synchronization.

In the prior art, when a wireless communication device selects an optimal clock source according to a 1588 message, its central processing unit (CPU) needs to obtain the source port information of the 1588 message, that is, the source port information of the network port receiving the 1588 message. port information. The CPU of the wireless communication device must use the same network card as the number of network ports on the switching device. Each network card receives the 1588 message received by one network port, so as to specify the port information of the network port that receives the 1588 message, as shown in Figure 1. Show. Therefore, the number of network ports on the panel of the wireless communication device is limited by the maximum number of network cards supported by the CPU, and the flexibility to transmit 1588 packets is low.

SUMMARY OF THE INVENTION

In order to solve the existing technical problems, the embodiment of the present invention expects to provide a message transmission method, a switching device, a wireless communication device, and a storage medium. The switching device is configured with a specific interface, and through the specific interface, each channel is A clock message and the corresponding receiving port information are transmitted to the CPU at the same time, and the CPU does not need to set up a large number of network cards, thus improving the flexibility of message transmission.

In order to achieve the above-mentioned purpose, the technical scheme of the embodiment of the present invention is realized as follows:

An embodiment of the present invention provides a message transmission method, which is applied to a switching device in a wireless communication device, where the switching device is used to transmit a message to a central processor in the wireless communication device, and the method includes:

receive at least one message;

extracting at least one type representation information from the at least one message;

According to the at least one type representation information, from the at least one packet, determine that the packet type is a clock packet of the clock type, and obtain the receiving port information corresponding to the clock packet;

The clock packet and the receiving port information are sent to the central processing unit through a first interface; wherein, the first interface is an interface configured to transmit a clock type packet in the switching device.

An embodiment of the present invention provides a switching device, the switching device is used to transmit a message to a central processing unit in a wireless communication device, and the switching device includes: a receiving module, an obtaining module, a determining module, a sending module, and a first interface; where,

the receiving module, configured to receive at least one message;

the obtaining module, configured to extract at least one type representation information from the at least one message;

The determining module is configured to determine, from the at least one message, according to the at least one type representation information, a clock message whose message type is a clock type, and obtain receiving port information corresponding to the clock message ;

The sending module is configured to send the clock packet and the receiving port information to the central processing unit through the first interface; wherein, the first interface is configured in the switching device to transmit clock type packets. interface of the text.

An embodiment of the present invention provides a wireless communication device, and the device includes:

the aforementioned exchange device;

A central processing unit; wherein, the switching device is configured to send a message to the central processing unit.

An embodiment of the present invention further provides a computer-readable storage medium, where the computer-readable storage medium stores one or more programs, and the one or more programs can be executed by one or more processors to implement the above-mentioned The message transmission method.

It can be seen that, in the technical solution of the embodiment of the present invention, it is applied to a switching device, and the switching device is used to transmit a message to a central processing unit, and the wireless communication device includes a switching device and a central processing unit. The switching device receives at least one message; extracts at least one type representation information from the at least one message; according to the at least one type representation information, from the at least one message, determines that the message type is a clock message of the clock type, and Obtaining the receiving port information corresponding to the clock message; sending the clock message and the receiving port information to the central processing unit through the first interface; wherein the first interface is an interface configured to transmit clock type messages in the switching device. In the technical solution of the present invention, the switching device is configured with a specific first interface, and through the first interface, each clock packet and the corresponding receiving port information can be simultaneously transmitted to the central processing unit, and the central processing unit also Data transmission can be performed without setting up a large number of network cards, thereby improving the flexibility of message transmission.

Description of drawings

1 is a schematic diagram of message transmission in the prior art;

2 is a schematic flowchart 1 of a message transmission method according to an embodiment of the present invention;

FIG. 3 is a second schematic flowchart of a message transmission method according to an embodiment of the present invention;

FIG. 4 is a schematic diagram 1 of an exemplary packet transmission provided by an embodiment of the present invention;

FIG. 5 is a schematic diagram 2 of an exemplary packet transmission provided by an embodiment of the present invention;

FIG. 6 is a schematic structural diagram 1 of a switching device according to an embodiment of the present invention;

FIG. 7 is a second schematic structural diagram of a switching device according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a wireless communication device according to an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

An embodiment of the present invention provides a message transmission method, which is applied to a switching device in a wireless communication device, where the switching device is used to transmit a message to a central processor in the wireless communication device. FIG. 2 is a schematic flowchart 1 of a packet transmission method according to an embodiment of the present invention. As shown in Figure 2, it mainly includes the following steps:

S201. Receive at least one packet.

In the embodiment of the present invention, the switching device may receive at least one packet.

It should be noted that, in the embodiment of the present invention, the switching device in the wireless communication device is provided with at least one external network port, and the switching device can receive at least one message through the at least one external network port. The specific number of external network ports is not limited in this embodiment of the present invention.

It should be noted that, in the embodiment of the present invention, at least one packet received by the switching device may be received from one external network port, or may be received from different external network ports. The specific network port for receiving the message and the specific message text are not limited in the embodiments of the present invention.

It should be noted that, in the embodiment of the present invention, the wireless communication device may be a wireless base station device, and the specific wireless communication device is not limited in the embodiment of the present invention.

It should be noted that, in the embodiment of the present invention, at least one packet received by the switching device comes from an external transmission network, and the switching device can receive the packet transmitted by the transmission network through the Ethernet through the external network port.

It should be noted that, in the embodiment of the present invention, the wireless communication device may be deployed in a remote area. Therefore, the packet received by the switching device through the external network port may be a Layer 2 multicast packet or a Layer 3 user data packet. A protocol (User Datagram Protocol, UDP) unicast message, which is not limited in this embodiment of the present invention.

S202. Extract at least one type representation information from at least one packet.

In the embodiment of the present invention, after receiving the at least one packet through the external network port, the switching device may extract at least one type representation information from the at least one packet.

It can be understood that, in the embodiment of the present invention, in at least one packet received by the switching device, each packet contains type representation information, therefore, the switching device can directly extract corresponding information from each packet. type representation information, that is, at least one type representation information is extracted from at least one packet. The specific type representation information is not limited in this embodiment of the present invention.

Optionally, in this embodiment of the present invention, the type representation information may be a destination physical (Media Access Control, MAC) address, or an Ethernet protocol type and source port information.

Exemplarily, in this embodiment of the present invention, the type representation information is the destination physical address, and the switching device can directly extract at least one destination physical address from at least one packet, that is, the switching device extracts the destination physical address from each packet. The destination physical address corresponding to the packet.

Exemplarily, in the embodiment of the present invention, the type representation information is Ethernet protocol type and source port information, and the switching device can directly extract at least one Ethernet protocol type and at least one source port information from at least one packet, That is, the switching device extracts the Ethernet protocol type and source port information corresponding to the packet from each packet.

S203 , according to at least one type representation information, from at least one packet, determine that the packet type is a clock packet of the clock type, and acquire the receiving port information corresponding to the clock packet.

In the embodiment of the present invention, after extracting the at least one type representation information from the at least one packet, the switching device may, according to the at least one type representation information, determine from the at least one packet that the packet type is a clock type. Clock packets, and obtain the receiving port information corresponding to the clock packets.

It can be understood that, in the embodiment of the present invention, since the switching device can extract different types of representation information, it can determine from at least one packet according to different methods that the packet type is a clock packet of the clock type. .

Specifically, in the embodiment of the present invention, the type representation information is the destination physical address, and the switching device matches at least one destination physical address corresponding to the at least one packet with the preset destination physical address from the at least one packet, At least one matching result is obtained, and in the at least one matching result, a packet corresponding to a successfully matched destination physical address is determined as a clock packet.

Exemplarily, the switching device receives two packets, which are the first packet and the second packet, respectively. After that, the switching device extracts the destination physical address corresponding to the first packet, that is, the first physical address, and extracts the second packet. For the destination physical address corresponding to the message, that is, the second physical address, the first physical address and the second physical address are respectively matched with the preset physical addresses to obtain the first matching result and the second matching result. Finally, if the first matching result is successful, the first packet corresponding to the first physical address is a clock packet, and if the second matching result is successful, then the second packet corresponding to the second physical address is a clock packet arts.

Specifically, in the embodiment of the present invention, the switching device may further determine, from at least one type representation information corresponding to at least one packet, that the Ethernet protocol type is a preset type, and the source port information is a preset source port The first type of information represents information, and then the message corresponding to the first type of representation information is determined as a clock message.

It can be understood that, in the embodiment of the present invention, the type representation information may include: Ethernet protocol type and source port information, that is, the type representation information corresponding to a packet may be the Ethernet protocol corresponding to the packet. Protocol type and source port information, when the type representation information corresponding to the message, the Ethernet protocol type is the preset type, and the source port information is the preset source port information, that is, the type representation information corresponding to the message is the first A type of representation information, therefore, the switching device determines that the message is a clock message.

Exemplarily, the switching device receives two packets, namely the first packet and the second packet, and then the switching device extracts the Ethernet protocol type corresponding to the first packet, that is, the first Ethernet protocol type, and The source port information corresponding to the first packet, that is, the first source port information, and extracting the Ethernet protocol type corresponding to the second packet, that is, the second Ethernet protocol type, and the source port information corresponding to the second packet, that is Second source port information. If the first Ethernet protocol type is the preset type, and the first source port information is the preset source port information, the switching device determines the first Ethernet protocol type and the first source port information as the first type representation information, so as to The first message is determined to be a clock message. Similarly, if the second Ethernet protocol type is the preset type, and the second source port information is the preset source port information, the switching device determines the second Ethernet protocol type and the second source port information as the first type representation information, Thus, the second message is determined as a clock message.

Exemplarily, the preset type is UDP, and the preset source port information is 319 and 320. The switching device receives the first packet, and extracts the Ethernet protocol type corresponding to the first packet, that is, the first Ethernet protocol type, and the source port information corresponding to the first packet, that is, the first source port information. When the first Ethernet protocol type corresponding to the first packet is UDP, and the first source port information corresponding to the first packet is 319 or 320, the switching device determines that the packet type of the packet is the clock type, and the packet is 1588 packets.

It should be noted that, in the embodiment of the present invention, since the switching device can receive at least one packet, for the received packet, as long as the corresponding type representation information can indicate that the packet type is the clock type, It can be determined that the packet is a clock packet, that is, there can be multiple clock packets, as long as the type representation information satisfies relevant conditions. The specific number of clock packets is not limited in this embodiment of the present invention.

In the embodiment of the present invention, after determining the clock packet, the switching device may directly acquire the receiving port information corresponding to the clock packet.

It can be understood that, in the embodiment of the present invention, since the switching device is provided with at least one external network port, each external network port is configured with a corresponding port number. The switching device can directly obtain the port number of the external network port that receives the clock message, that is, the receiving port information corresponding to the clock message. The specific receiving port information corresponding to the clock packet is not limited in this embodiment of the present invention.

Exemplarily, the switching device is provided with three external network ports, namely network port 1, network port 2 and network port 3, the port number corresponding to network port 1 is A, the port number corresponding to network port 2 is B, and the network port number corresponding to network port 2 is B. The port number corresponding to port 3 is C. The switching device receives the first packet through network port 1, and receives the second packet through network port 3. The first packet is determined to be a clock packet. Therefore, the switching device can directly obtain the receiving port information corresponding to the first packet as A.

S204. Send the clock packet and the receiving port information to the central processing unit through the first interface, wherein the first interface is an interface configured to transmit the clock type packet in the switching device.

In the embodiment of the present invention, after determining the clock packet and acquiring the receiving port information corresponding to the clock packet, the switching device may send the clock packet and the receiving port information corresponding to the clock packet to the CPU through the first interface.

It can be understood that, in the embodiment of the present invention, for the clock packet, it is necessary to pay attention to the port information of the first network port through which the switching device receives the clock packet. Therefore, after acquiring the receiving port information corresponding to the clock packet, the switching device sends the receiving port information corresponding to the clock packet to the CPU while sending the clock packet to the CPU.

It should be noted that, in the embodiment of the present invention, the switching device is provided with a first interface, and the first interface is an interface configured to transmit a clock type message in the switching device.

It should be noted that, in the embodiment of the present invention, since the Extended Peripheral Component Interconnect (PCIE) interface can transmit messages and related information at the same time, the first interface may be (Extend Peripheral Component Interconnect, PCIE) interface. The switching device may send the clock packet and the receiving port information corresponding to the clock packet to the CPU through the PCIE interface.

Specifically, in the embodiment of the present invention, the switching device may generate additional information corresponding to the clock packet according to the clock packet, and then write the receiving port information corresponding to the clock packet into the additional information corresponding to the clock packet, and finally, The clock packet and the additional information corresponding to the clock packet are sent to the CPU through the first interface.

It should be noted that, in the embodiment of the present invention, the additional information corresponding to the clock packet may be basic information of the clock packet, that is, an overview information of the clock packet. The specific additional information of the clock packet is not limited in this embodiment of the present invention.

It can be understood that, in the embodiment of the present invention, the switching device sends the additional information corresponding to the clock packet and the clock packet to the CPU through the first interface, and the CPU can know the switching device according to the additional information corresponding to the clock packet. The specific external network port that receives the clock packet is used to perform subsequent clock protocol processing, such as selecting the optimal clock source.

It should be noted that, in the embodiment of the present invention, before the switching device sends the receiving port information corresponding to the clock packet and the clock packet to the CPU through the first interface, since it has been determined as the clock packet, it can also read The clock counter inside the switching device is obtained to obtain the dwell time of the clock packet, and then the dwell time of the clock packet is written into the configuration (Config Field, CF) field of the clock packet.

It should be noted that, in the embodiment of the present invention, the residence time of the clock message is actually the time period from when the switching device receives the clock message to the time when the clock message is sent, and the specific residence time of the clock message of the present invention The embodiment is not limited.

It can be understood that, in the embodiment of the present invention, the switching device writes the residence time of the clock packet into the configuration field of the clock packet, and the CPU reads the configuration field of the clock packet by reading the configuration field of the clock packet when receiving the first packet. field, the residence time of the clock packet can be known, so that subsequent clock protocol processing can be performed.

It should be noted that, in the embodiment of the present invention, after the switching device determines the clock packet from at least one packet, the packet that is not the clock packet also needs to be sent to the CPU in other ways for transmission. The central processing unit can also transmit data without setting a large number of network cards, thereby improving the flexibility of message transmission.

FIG. 3 is a second schematic flowchart of a message transmission method according to an embodiment of the present invention. As shown in FIG. 3, after step S203, steps S301 to S302 may also be included, and the specific steps are as follows:

S301. Determine a message that is not a clock message in at least one message as a data message whose message type is a data type.

In the embodiment of the present invention, after determining the clock packet from the at least one packet, the switching device determines a packet that is not a clock packet in the at least one packet as a data packet whose packet type is the data type .

Exemplarily, the switching device receives two packets, which are a first packet and a second packet, wherein, from the two packets, it is determined that the first packet is a clock packet. Therefore, it can be directly The second message is determined as a data message.

It should be noted that, in the embodiment of the present invention, since the switching device can receive at least one packet, there may be multiple data packets. The specific number of data packets is not limited in this embodiment of the present invention.

S302. Send the data packet to the central processing unit through the second interface; wherein the second interface is an interface configured to transmit data type packets in the switching device.

In the embodiment of the present invention, after determining the data packet, the switching device sends the data packet to the CPU through the second interface.

It should be noted that, in the embodiment of the present invention, the switching device is provided with a second interface, and the second interface is an interface configured to transmit data type packets in the switching device. The specific second interface is not limited in this embodiment of the present invention.

It can be understood that, in the embodiment of the present invention, for the data packet, it is not necessary to pay attention to the receiving port information corresponding to the data packet received in the switching device. Therefore, the switching device can directly send the data message to the CPU via the second interface via the Ethernet. After receiving the data message, the CPU can process the subsequent data message according to the data message.

It should be noted that, in the embodiment of the present invention, the wireless communication device may include multiple CPUs. The specific number of CPUs is not limited in this embodiment of the present invention.

FIG. 4 is a schematic diagram 1 of an exemplary packet transmission provided by an embodiment of the present invention. As shown in FIG. 4 , if the wireless communication device includes only one CPU, when the message received by the switching device through the external network port is a clock message, the switching device can use the first interface to convert the receiving port information corresponding to the clock message to the clock message. The clock packet is sent to the CPU, specifically to a module in the CPU for processing the clock packet, the first interface is a PCIE interface, and the channel is a PCIE channel. When the data packet received by the switching device through the external network port is a data packet, the switching device can send the data packet to the CPU through the second interface, and specifically to a module in the CPU for processing the data packet.

FIG. 5 is a second schematic diagram of an exemplary packet transmission provided by an embodiment of the present invention. As shown in FIG. 5 , if the CPU includes two CPUs, namely a first CPU and a second CPU, the first CPU includes a module for processing clock packets, and the second CPU includes a module for processing data packets. When the packet received by the switching device through the external network port is a clock packet, the switching device can specifically send the receiving port information and the clock packet corresponding to the clock packet to the first CPU for processing through the first interface. The module of the clock message, the first interface is a PCIE interface, and the channel is a PCIE channel. When the data packet received by the switching device through the external network port is a data packet, the switching device can send the data packet to the second CPU through the second interface, specifically to a module in the second CPU for processing the data packet.

An embodiment of the present invention provides a message transmission method, which is applied to a switching device, and the switching device is used to transmit a message to a central processing unit. The wireless communication device includes a switching device and a central processing unit. The switching device receives at least one message; extracts at least one type representation information from the at least one message; according to the at least one type representation information, from the at least one message, determines that the message type is a clock message of the clock type, and Obtaining the receiving port information corresponding to the clock message; sending the clock message and the receiving port information to the central processing unit through the first interface; wherein the first interface is an interface configured to transmit clock type messages in the switching device. That is to say, in the prior art, in order for the CPU to know the port information of the network port in the switching device that receives the clock message, it is necessary to configure a corresponding network card for each network port in the switching device in the CPU to receive the corresponding network card. Corresponding to the clock packet received by the network port, the packet transmission is not flexible enough. In the technical solution of the present invention, the switching device is configured with a specific first interface, and through the first interface, each clock packet and the corresponding receiving port information can be simultaneously transmitted to the central processing unit, and the central processing unit also Data transmission can be performed without setting up a large number of network cards, thereby improving the flexibility of message transmission.

Embodiment 2

FIG. 6 is a schematic structural diagram of a switching device according to an embodiment of the present invention. As shown in FIG. 6 , the switching device 1, which is used for transmitting messages to the central processing unit in the wireless communication device, includes: a receiving module 601, an obtaining module 602, a determining module 603, a sending module 604 and a the first interface 605; wherein,

The receiving module 601 is configured to receive at least one message;

The obtaining module 602 is configured to extract at least one type representation information from the at least one message;

The determining module 603 is configured to, according to the at least one type representation information, from the at least one packet, determine that the packet type is a clock packet of the clock type, and obtain the receiving port corresponding to the clock packet information;

The sending module 604 is configured to send the clock message and the receiving port information to the central processing unit through the first interface 605; wherein, the first interface 605 is configured as a transmission clock type in the switching device The interface of the message.

Optionally, the at least one type representation information is at least one destination physical address, and the determining module 603 is specifically configured to, from the at least one packet, identify the at least one destination corresponding to the at least one packet. The destination physical address is matched with the preset destination physical address to obtain at least one matching result; in the at least one matching result, the packet corresponding to the successfully matched destination physical address is determined as the clock packet.

The determining module 603 is further specifically configured to determine, from the at least one type representation information corresponding to the at least one packet, that the Ethernet protocol type is a preset type, and the source port information is the preset source port information The first type of representation information; determining the message corresponding to the first type of representation information as the clock message.

Optionally, the sending module 604 is specifically configured to generate additional information corresponding to the clock packet according to the clock packet; write the receiving port information into the additional information; pass the first interface 605 Send the clock message and the additional information to the central processing unit.

Optionally, the switching device 1 further includes: a writing module 606; wherein,

The writing module 606 is configured to acquire the residence time of the clock packet before sending the clock packet and the receiving port information to the central processing unit through the first interface 605; The dwell time of the clock packet is written into the configuration field of the clock packet.

Optionally, FIG. 7 is a schematic structural diagram of a switching device according to an embodiment of the present invention. As shown in FIG. 7 , the switching device 1 further includes: a second interface 607;

The determining module 603 is further configured to, after determining that the packet type is the clock packet of the clock type, determine that in the at least one packet, the packet that is not the clock packet is of the packet type. data packets of the data type;

The sending module 604 is further configured to send the data message to the central processing unit through the second interface 607; wherein, the second interface 607 is configured to transmit data type messages in the switching device. interface.

An embodiment of the present invention provides a switching device, the switching device includes: a receiving module, an obtaining module, a determining module, a sending module, and a first interface; wherein, the receiving module 601 is used for receiving at least one message; the obtaining module is used for is used to extract at least one type representation information from at least one message; the determining module is used to determine a clock message whose message type is a clock type from at least one message according to the at least one type representation information, and obtain the clock The receiving port information corresponding to the message; the sending module is used to send the clock message and the receiving port information to the central processing unit through the first interface 605; wherein, the first interface is an interface configured to transmit a clock type message in the switching device . That is to say, in the prior art, in order for the CPU to know the port information of the network port in the switching device that receives the clock message, it is necessary to configure a corresponding network card for each network port in the switching device in the CPU to receive the corresponding network card. Corresponding to the clock packet received by the network port, the packet transmission is not flexible enough. In the technical solution of the present invention, the switching device is configured with a specific first interface, and through the first interface, each clock packet and the corresponding receiving port information can be simultaneously transmitted to the central processing unit, and the central processing unit also Data transmission can be performed without setting up a large number of network cards, thereby improving the flexibility of message transmission.

An embodiment of the present invention provides a wireless communication device, and FIG. 8 is a schematic structural diagram of a wireless communication device according to an embodiment of the present invention. As shown in Figure 8, the device includes:

The above-mentioned exchange device 1;

Central processing unit 2 ; wherein, the switching device 1 is configured to send a message to the central processing unit 2 .

An embodiment of the present invention further provides a computer-readable storage medium, where the computer-readable storage medium stores one or more programs, and the one or more programs can be executed by one or more processors to implement the above-mentioned The message transmission method. The computer-readable storage medium may be a volatile memory (volatile memory), such as a random-access memory (Random-Access Memory, RAM); or a non-volatile memory (non-volatile memory), such as a read-only memory (Read- Only Memory (ROM), flash memory (flash memory), hard disk (Hard Disk Drive, HDD) or solid-state drive (Solid-State Drive, SSD); it can also be a respective device including one or any combination of the above memories, such as Mobile phones, computers, tablet devices, personal digital assistants, etc.

As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media having computer-usable program code embodied therein, including but not limited to disk storage, optical storage, and the like.

The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block in the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to the processor of a general purpose computer, special purpose computer, embedded processor or other programmable signal processing device to produce a machine such that the instructions executed by the processor of the computer or other programmable signal processing device produce Means for implementing the functions specified in a flow or flow of a flowchart and/or a block or blocks of a block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable signal processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory result in an article of manufacture comprising instruction means, the instructions The apparatus implements the functions specified in the flow or flow of the flowcharts and/or the block or blocks of the block diagrams.

These computer program instructions can also be loaded on a computer or other programmable signal processing device to cause a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process such that The instructions provide steps for implementing the functions specified in the flow or blocks of the flowcharts and/or the block or blocks of the block diagrams.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention.

Claims (13)

1. A message transmission method, applied to a switching device in a wireless communication device, the switching device being used to transmit a message to a central processing unit in the wireless communication device, wherein the method comprises: receive at least one message; extracting at least one type representation information from the at least one message; According to the at least one type representation information, from the at least one packet, determine that the packet type is a clock packet of the clock type, and obtain the receiving port information corresponding to the clock packet; The clock packet and the receiving port information are sent to the central processing unit through a first interface; wherein, the first interface is an interface configured to transmit a clock type packet in the switching device. 2 . The method according to claim 1 , wherein the at least one type representation information is at least one destination physical address, and the packet type determined from the at least one packet is a clock of a clock type. 3 . messages, including: From the at least one packet, matching the at least one destination physical address corresponding to the at least one packet with a preset destination physical address to obtain at least one matching result; In the at least one matching result, the message corresponding to the destination physical address successfully matched is determined as the clock message. 3. The method according to claim 1, wherein the determining from the at least one packet that the packet type is a clock packet of a clock type comprises: From the at least one type representation information corresponding to the at least one message, it is determined that the Ethernet protocol type is a preset type, and the source port information is the first type representation information of the preset source port information; A message corresponding to the first type of representation information is determined as the clock message. 4. The method according to claim 1, wherein the sending the clock packet and the receiving port information to the central processing unit through the first interface comprises: generating additional information corresponding to the clock message according to the clock message; writing the receiving port information into the additional information; The clock message and the additional information are sent to the central processing unit through the first interface. 5 . The method according to claim 1 , wherein, before sending the clock packet and the receiving port information to the central processing unit through the first interface, the method further comprises: 6 . obtaining the dwell time of the clock message; Write the dwell time of the clock packet into the configuration field of the clock packet. 6. The method according to claim 1, wherein after determining that the packet type is a clock packet of a clock type, the method further comprises: Determining that in the at least one message, a message other than the clock message is a data message whose message type is a data type; The data packet is sent to the central processing unit through a second interface; wherein, the second interface is an interface configured to transmit data type packets in the switching device. 7. A switching device for transmitting messages to a central processing unit in a wireless communication device, wherein the switching device comprises: a receiving module, an obtaining module, a determining module, a sending module and a first interface; where, the receiving module, configured to receive at least one message; the obtaining module, configured to extract at least one type representation information from the at least one message; The determining module is configured to determine, from the at least one message, according to the at least one type representation information, a clock message whose message type is a clock type, and obtain receiving port information corresponding to the clock message ; The sending module is configured to send the clock packet and the receiving port information to the central processing unit through the first interface; wherein, the first interface is configured in the switching device to transmit clock type packets. text interface. 8. The exchange device according to claim 7, characterized in that, The at least one type representation information is at least one destination physical address, and the determining module is specifically configured to, from the at least one packet, associate the at least one destination physical address corresponding to the at least one packet with the predetermined destination physical address. Assume that the destination physical address is matched to obtain at least one matching result; in the at least one matching result, the message corresponding to the successfully matched destination physical address is determined as the clock message; The determining module is further specifically configured to determine, from the at least one type representation information corresponding to the at least one message, that the Ethernet protocol type is a preset type, and the source port information is a part of the preset source port information. The first type of representation information; the message corresponding to the first type of representation information is determined as the clock message. 9 . The switching device according to claim 7 , wherein the sending module is specifically configured to generate additional information corresponding to the clock packet according to the clock packet; write the receiving port information into the additional information; sending the clock message and the additional information to the central processing unit through the first interface. 10. The switching device according to claim 7, wherein the switching device further comprises: a writing module; wherein, The writing module is configured to acquire the residence time of the clock packet before the clock packet and the receiving port information are sent to the central processing unit through the first interface; The dwell time of the clock packet is written into the configuration field of the clock packet. 11. The switching device according to claim 7, wherein the switching device further comprises: a second interface; The determining module is further configured to, after the determining that the packet type is the clock packet of the clock type, determine the packet that is not the clock packet in the at least one packet as the packet type is the data Type of data message; The sending module is further configured to send the data packet to the central processing unit through the second interface; wherein the second interface is an interface configured to transmit data type packets in the switching device. 12. A wireless communication device, wherein the device comprises: The exchange device according to any one of claims 7-11; A central processing unit; wherein, the switching device is configured to send a message to the central processing unit. 13. A computer-readable storage medium, wherein the computer-readable storage medium stores one or more programs, and the one or more programs can be executed by one or more processors to realize the claims The method of any one of 1-6.

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