TW201944184A - Server system and host board - Google Patents

Abstract

The present invention provides a server system and a host board. The server system includes a complex programmable logic device, a baseboard management controller, and a basic input/output system. The complex programmable logic device is disposed on a motherboard and stores information about a version of the complex programmable logic element. The complex programmable logic element has a first access interface. The baseboard management controller accesses the complex programmable logic elements through the first access interface to obtain the version of the complex programmable logic element. The basic input/output system accesses the baseboard management controller and reads the version of the complex programmable logic components. With the present invention, the user can simply read the version of the complex programmable logic element without knowing anything.

Description

Server system and motherboard

The invention belongs to the technical field of test and maintenance, and relates to a test operation and maintenance system, in particular to a server system and a main board.

At present, the version information of the BU6 MLB CPLD (Complex Programmable Logic Device) is displayed by 8 green LEDs. Using LED to display version information is very inconvenient to read. The specific defects are as follows: First, which of the eight green LEDs is the most significant bit (MSB) and which is the least significant bit (LSB), it is very difficult to identify. Second, when the MLB is generally tested or shipped to customers, due to the obstruction of the mechanical parts, testers or customer operations staff can hardly see these LEDs.

In summary, the version information of the existing BU6 MLB CPLD is very difficult to read in the overall machine test status or customer operation and maintenance status, which causes great inconvenience for the overall machine test and customer operation and maintenance.

In view of the shortcomings of the prior art described above, an object of the present invention is to provide a server system and a motherboard for solving the problem that the version information of the existing CPLD is difficult to obtain in the test state of the whole machine or the operation and maintenance state of the customer.

In order to achieve the above object and other related objects, the present invention provides a server system. The server system includes: a complex programmable logic element disposed on a motherboard and storing version information of the complex programmable logic element The complex programmable logic element is provided with a first access interface; a substrate management controller accesses the complex programmable logic element through the first access interface to obtain version information of the complex programmable logic element; The basic input-output system accesses the substrate management controller and reads version information of the complex programmable logic element.

In an embodiment of the present invention, the complex programmable logic element uses hexadecimal to record version information of the complex programmable logic element.

In an embodiment of the present invention, the substrate management controller is provided with a first conversion module; the first conversion module is used to convert the hexadecimal version information obtained from the complex programmable logic element. Version information in decimals so that the basic input-output system can read it.

In an embodiment of the present invention, the basic input / output system is provided with a second conversion module; the second conversion module is used to convert the hexadecimal version information obtained from the baseboard management controller into ten. Carry version information.

In an embodiment of the present invention, the basic input / output system displays the read version information when the basic input / output system is in an activated state.

In an embodiment of the present invention, the substrate management controller communicates with the first access interface through an I2C bus.

In an embodiment of the present invention, the basic input / output system accesses the substrate management controller through a KCS interface.

The present invention also provides a motherboard. The motherboard includes: a complex programmable logic element storing version information of the complex programmable logic element; the complex programmable logic element is provided with a first access interface; and a substrate management control And accessing the complex programmable logic element through the first access interface to obtain version information of the complex programmable logic element.

In an embodiment of the present invention, the substrate management controller is provided with a first conversion module; the first conversion module is configured to convert the hexadecimal version information obtained from the complex programmable logic element into Decimal version information.

As described above, the server system and the motherboard according to the present invention have the following beneficial effects: Through the present invention, the user does not only need to prepare a HDD (Hard Disk Drive) in advance, and then install an OS (Operating System, Operating system), and then enter the command to get the CPLD version, and the user does not need to know anything to simply read the CPLD (complex programmable logic element) version. The invention makes the process of reading the CPLD version simple, efficient, and low in configuration, and does not require professional knowledge.

The following describes the embodiments of the present invention through specific specific examples. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied through different specific implementations, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that, in the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

It should be noted that the illustrations provided in the following embodiments are only a schematic illustration of the basic idea of the present invention, and the drawings only show the components related to the present invention and not the number, shape and For size drawing, the type, quantity, and proportion of each component can be changed at will in actual implementation, and the component layout type may be more complicated.

Referring to FIG. 1A, an embodiment of the present invention provides a server system. The server system 100 includes: a complex programmable logic element 110, a substrate management controller 120, and a basic input / output system 130.

The complex programmable logic element 110 is disposed on a motherboard 200 and stores version information of the complex programmable logic element. The complex programmable logic element is provided with a first access interface.

The substrate management controller 120 accesses the complex programmable logic element 110 through the first access interface to obtain version information of the complex programmable logic element.

The basic input-output system 130 accesses the substrate management controller 120 and reads version information of the complex programmable logic element. The basic input / output system 130 is provided with a KCS interface (one way of the IPMI interface).

Further, the basic input / output system 130 displays the read version information when it is in a startup state.

Further, the substrate management controller 120 communicates with the first access interface through an I2C (Inter-Integrated Circuit) bus. The basic input / output system 130 accesses the substrate management controller 120 through a KCS interface.

Please refer to FIG. 1B. In an embodiment of the present invention, the complex programmable logic element 110 uses hexadecimal to record version information of the complex programmable logic element. The substrate management controller 120 is provided with a first conversion module 121; the first conversion module 121 is configured to convert the hexadecimal version information obtained from the complex programmable logic element to the decimal version information So that the basic input-output system 130 can read it.

Please refer to FIG. 1C. In an embodiment of the present invention, the complex programmable logic element 110 uses hexadecimal to record version information of the complex programmable logic element. The basic input-output system 130 is provided with a second conversion module 131. The second conversion module 131 is configured to convert the hexadecimal version information obtained from the substrate management controller into decimal version information.

Referring to FIG. 1D, in an embodiment of the present invention, the complex programmable logic element 110 is a Complex Programmable Logic Device (CPLD), and the baseboard management controller 120 is a baseboard management controller (BMC). A baseboard management controller), the basic input output system 130 is a BIOS (Basic Input Output System, basic input output system).

Among them, the CPLD is mainly composed of a programmable logic matrix unit (Macro Cell, MC) around the center. Among them, the MC structure is more complex and has a complex I / O unit interconnection structure. Users can generate specific circuit structures according to needs to complete certain functions. Because CPLD uses fixed-length metal wires to interconnect the logic blocks, the designed logic circuit has time predictability, which avoids the disadvantage of incomplete prediction of the timing of the segmented interconnect structure.

The BMC (Baseboard Management Controller) supports industry-standard IPMI specifications. This specification describes the management functions that have been built into the motherboard. These features include: local and remote diagnostics, console support, configuration management, hardware management, and troubleshooting. BMC provides the following functions: (1) compatibility with IPMI 1.0; (2) tachometer input for fan speed monitoring; (3) pulse width regulator output for fan speed control; (4) for front Button input for panel buttons and switches; (5) A serial port for multiplexing with the server console port; (6) Remote access and ICMB (Intelligent Chassis Management Bus) support ; (7) three I2C main and spare ports (one of which is used for smart mainframe management bus); (8) LPC (Low Pin Count) bus provides three types of KCS , Keyboard controller mode) and BT (One-Block Transfer) interface; (9) 32-bit ARM7 processor.

The BIOS (Basic Input Output System) is an industry standard firmware interface on IBM PC compatible systems. The BIOS is the first software loaded when a personal computer is started. It is a set of programs that are solidified on a ROM chip on the motherboard of the computer; it saves the most important basic input and output programs of the computer, the self-test program after booting, and The system self-starting program can read and write the specific information of the system settings from the CMOS; its main function is to provide the lowest and most direct hardware settings and control for the computer.

Specifically, the CPLD can store the version information in the user code register inside the CPLD, where the first six digits are the PCA version number and the last two digits are the CPLD version number, for example: 0A: stands for version 0.10. The BMC reads the contents of the user code register through the I2C according to the command specified by the CPLD spec, such as: RAW 0X06 0X52 7 (I2C BUS ID) 0X80 (CPLD I2C address) 4 0Xc0 0x00 0x00 0x00. The BIOS in the CPU reads the BMC and reads the version number from the CPLD through the KCS interface in the IPMI specification in LPC. Boot into the BIOS setup to view the version information. The version is a two-digit hexadecimal number in CPLD. The high-order number represents the number before the decimal point, and the low-order number represents the number after the decimal point. Here is a, BMC Or the BIOS needs to convert a to decimal, and the final adjustment result is 0.10 according to the definition.

Referring to FIG. 2A, an embodiment of the present invention further provides a motherboard. The motherboard 200 includes a complex programmable logic element 210 and a baseboard management controller 220.

The complex programmable logic element 210 stores version information of the complex programmable logic element; the complex programmable logic element 210 is provided with a first access interface.

The substrate management controller 220 accesses the complex programmable logic element 211 through the first access interface to obtain version information of the complex programmable logic element.

Further, the substrate management controller 220 communicates with the first access interface through an I2C bus.

Please refer to FIG. 2B. In an embodiment of the present invention, a first conversion module 221 is provided in the substrate management controller 220; the first conversion module 221 is configured to obtain the first conversion module 221 from the complex programmable logic element. The hexadecimal version information is converted to the decimal version information.

With the present invention, not only does the user not need to prepare a HDD (Hard Disk Drive) in advance, then install an OS (Operating System), and then enter a command to obtain the CPLD version, and the user does not need to know anything You can simply read the CPLD (Complex Programmable Logic Element) version. The invention makes the process of reading the CPLD version simple, efficient, and low in configuration, and does not require professional knowledge.

In summary, the present invention effectively overcomes various shortcomings in the prior art and has high industrial utilization value.

The above-mentioned embodiments merely illustrate the principle of the present invention and its effects, but are not intended to limit the present invention. Anyone familiar with this technology can modify or change the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field to which they belong without departing from the spirit and technical ideas disclosed by the present invention should still be covered by the scope of patent application of the present invention.

100‧‧‧ server system

110‧‧‧ Complex Programmable Logic Element

120‧‧‧ substrate management controller

121‧‧‧The first conversion module

130‧‧‧ basic input and output system

131‧‧‧Second Conversion Module

200‧‧‧ Motherboard

210‧‧‧ Complex Programmable Logic Elements

220‧‧‧ substrate management controller

221‧‧‧The first conversion module

FIG. 1A is a schematic diagram of an implementation structure of a server system according to an embodiment of the present invention. FIG. 1B is a schematic diagram of a second implementation structure of a server system according to an embodiment of the present invention. FIG. 1C is a schematic diagram of a third implementation structure of a server system according to an embodiment of the present invention. FIG. 1D is a schematic diagram of a fourth implementation structure of a server system according to an embodiment of the present invention. FIG. 2A is a schematic diagram of an implementation structure of a motherboard according to an embodiment of the present invention. FIG. 2B is a schematic diagram of a second implementation structure of a motherboard according to an embodiment of the present invention.

Claims (9)

A server system includes: a complex programmable logic element disposed on a motherboard and storing version information of the complex programmable logic element; the complex programmable logic element is provided with a first access interface; a substrate A management controller that accesses the complex programmable logic element through the first access interface to obtain version information of the complex programmable logic element; a basic input-output system that accesses the substrate management controller and reads the Version information of complex programmable logic elements. The server system according to claim 1, wherein the complex programmable logic element uses hexadecimal to record version information of the complex programmable logic element. The server system according to claim 2, wherein the substrate management controller is provided with a first conversion module; the first conversion module is used for obtaining a hexadecimal from the complex programmable logic element. The version information is converted into decimal version information so that the basic input-output system can read it. The server system according to claim 2, wherein the basic input / output system is provided with a second conversion module; the second conversion module is used for a hexadecimal version obtained from the baseboard management controller. Information is converted to decimal version information. The server system according to claim 3 or 4, wherein the basic input / output system displays the version information read when the basic input / output system is in an activated state. The server system according to claim 1, wherein the baseboard management controller communicates with the first access interface through an I2C bus. The server system according to claim 1, wherein the basic input / output system accesses the substrate management controller through a KCS interface. A motherboard includes: a complex programmable logic element storing version information of the complex programmable logic element; the complex programmable logic element is provided with a first access interface; and a substrate management controller passes through the first An access interface accesses the complex programmable logic element to obtain version information of the complex programmable logic element. The motherboard according to claim 8, wherein the baseboard management controller is provided with a first conversion module; the first conversion module is used to obtain a hexadecimal version obtained from the complex programmable logic element Information is converted to decimal version information.