CN113687706A - Device and method for automatically adjusting whether NCSI is opened or not - Google Patents
Device and method for automatically adjusting whether NCSI is opened or not Download PDFInfo
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Abstract
The invention provides a device and a method for automatically adjusting whether NCSI is started, wherein the device comprises a network driving module, a switching module, an NCSI connector, a first firmware storage module and a second firmware storage module; the network driving module realizes network connection; the output end of the network driving module is connected with the input end of the switching module; the output end of the switching module is respectively connected with the first firmware storage module and the second firmware storage module; one path of the standby power supply of the device is connected with the input end of the switching module, and the other path of the standby power supply of the device is connected with the NCSI connector; the switching module selects the first firmware storage module or the second firmware storage module according to the level of the standby power supply; while selecting whether to turn on the NCSI connector based on the standby power level. Based on the device, the invention also provides a method for automatically adjusting whether the NCSI is started, and the invention realizes that the standard network card can be supported and the NCSI function can be supported on one board, thereby effectively reducing development resources.
Description
Technical Field
The invention belongs to the technical field of servers, and particularly relates to a device and a method for automatically adjusting whether NCSI is started.
Background
NCSI, Network Controller side Interface, is an industry standard for a Sideband Interface Network Controller defined by a distributed management task suite to support out-of-band management of servers. The BMC chip is connected with a network card chip on the server mainboard through an NCSI signal bus, and sends out or receives in monitoring information of the server through a network port of the network card chip of the shared server.
At present, in a new generation server of the wave M5, if a self-developed network card with NCSI function is plugged into a motherboard because an NCSI connector is not designed on the motherboard, the self-developed network card will not operate normally when the system is in a standby state due to insufficient current of P3V3_ STBY when the system is installed on the motherboard. In the case of Intel 82599, the power consumption required for 82599 is given in the following table;
when the maximum power consumption of 10GbE (KX4, CX4, XAUI) mode is about 5.4W, 10GbE is needed, the maximum power consumption is 17.798W, that is, there is 5.4A current in standby, but according to the standard PCIe specification, the standard PCIe connector is only defined to be 1pin P3V3_ STBY, only 1A can be supported, and if only 1A is supported, the current is insufficient, which causes the network card IC to have a very large voltage drop, and the voltage drop causes the network card IC to operate abnormally.
Disclosure of Invention
In order to solve the technical problems, the invention provides a device and a method for automatically adjusting whether NCSI is started, which can realize that the device can support the standard network card function and the NCSI function on a printed circuit board, thereby effectively reducing development resources.
In order to achieve the purpose, the invention adopts the following technical scheme:
an apparatus for automatically adjusting whether NCSI is turned on, comprising: the device comprises a network driving module, a switching module, an NCSI connector, a first firmware storage module and a second firmware storage module;
the network driving module is used for driving the device to realize network connection; the output end of the network driving module is connected with the input end of the switching module; one path of the output end of the switching module is connected with the first firmware storage module, and the second path of the output end of the switching module is connected with the second firmware storage module; the second firmware storage module is used for storing NCSI network card chip firmware; the first firmware storage module is used for storing firmware different from an NCSI network card chip;
one path of a standby power supply of the device is connected with the input end of the switching module, and the other path of the standby power supply of the device is connected with the NCSI connector; the switching module selects a first firmware storage module or a second firmware storage module according to the level of the standby power supply; while selecting whether to turn on the NCSI connector based on the level of the standby power.
Furthermore, the device also comprises a PMOS tube, a first power supply conversion module and a second power supply conversion module;
one path of the output end of the NCSI connector is connected with the enabling end of the first power supply conversion module; the other path is connected with the grid electrode of the PMOS tube; the drain electrode of the PMOS tube is connected with a standby power supply of the device, one path of the source electrode is connected with the first power supply conversion module, and the second path of the source electrode is connected with the second power supply conversion module.
Further, the NCSI connector is also connected to a main board that supplies an NCSI signal.
Further, the selecting, by the switching module, the first firmware storage module or the second firmware storage module according to the level of the standby power supply includes:
when the standby power supply is at a high level, the switching module selects the first firmware storage module, the PMOS tube is disconnected, and power is supplied to the second power supply conversion module through the first power supply conversion module;
when the standby power supply is in a low level, the switching module selects the second firmware storage module, the PMOS tube is conducted, and the power is supplied to the second power supply conversion module through the mainboard for providing the NCSI signal.
Further, the first power conversion module is a VR-P3V3 dc voltage converter, and the first power conversion module is further connected to a P12V power supply for converting 12V voltage to 3.3V.
Further, the second power conversion module is a VR-P1V2 dc voltage converter, and is configured to convert a 3.3V voltage into a 1.2V voltage.
Further, the firmware different from the NCSI network card chip includes standard network card chip firmware.
Further, the conversion module adopts a P13B3257 chip.
A method for automatically adjusting whether NCSI is opened is realized based on a device for automatically adjusting whether NCSI is opened, and comprises the following steps:
obtaining a standby power supply of a device;
the level of the standby power supply is adjusted to select different firmware, while whether to start the NCSI service is selected by the level of the standby power supply.
Further, the adjusting the level of the standby power supply to select different firmware, and the selecting whether to start the NCSI service according to the level of the standby power supply comprises:
when the standby power supply is at a high level, selecting a firmware different from the NCSI network card chip, disconnecting the PMOS tube, and supplying power to the second power supply conversion module through the first power supply conversion module;
when the standby power supply is at a low level, the firmware of the NCSI network card chip is selected, the PMOS tube is conducted, and the power is supplied to the second power supply conversion module through the mainboard for providing the NCSI signals.
The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:
the invention provides a device and a method for automatically adjusting whether NCSI is started, wherein the device comprises a network driving module, a switching module, an NCSI connector, a first firmware storage module and a second firmware storage module; the network driving module is used for driving the device to realize network connection; the output end of the network driving module is connected with the input end of the switching module; one path of the output end of the switching module is connected with the first firmware storage module, and the second path of the output end of the switching module is connected with the second firmware storage module; the second firmware storage module is used for storing NCSI network card chip firmware; the first firmware storage module is used for storing firmware different from an NCSI network card chip; one path of the standby power supply of the device is connected with the input end of the switching module, and the other path of the standby power supply of the device is connected with the NCSI connector; the switching module selects the first firmware storage module or the second firmware storage module according to the level of the standby power supply; while selecting whether to turn on the NCSI connector based on the level of the standby power. The device for automatically adjusting whether the NCSI is started can realize the support of the standard network card function and the NCSI function on one printed circuit board, and effectively reduces development resources. Meanwhile, whether the connected platform has the NCSI function or not is detected, and whether the NCSI function is started or not is automatically switched according to the detected platform characteristics, so that the compatibility of the self-developed network card is effectively improved.
Based on a device for automatically adjusting whether the NCSI is opened, the invention also provides a method for automatically adjusting whether the NCSI is opened, which also has the functions of the device and is not described herein again.
Drawings
Fig. 1 is a schematic connection diagram of an apparatus for automatically adjusting whether NCSI is turned on according to embodiment 1 of the present invention;
fig. 2 is a flowchart of a method for automatically adjusting whether an NCSI is turned on according to embodiment 2 of the present invention.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the invention.
Example 1
the network driving module is used for driving the device to realize network connection; the output end of the network driving module is connected with the input end of the switching module; one path of the output end of the switching module is connected with the first firmware storage module, and the second path of the output end of the switching module is connected with the second firmware storage module; the second firmware storage module is used for storing NCSI network card chip firmware; the first firmware storage module is used for storing firmware different from an NCSI network card chip;
one path of the standby power supply of the device is connected with the input end of the switching module, and the other path of the standby power supply of the device is connected with the NCSI connector; the switching module selects the first firmware storage module or the second firmware storage module according to the level of the standby power supply; while selecting whether to turn on the NCSI connector based on the level of the standby power.
The network driving module provided by the invention adopts an Intel 82599 chip, can be converted into network connection through the chip through a PCIe communication interface, and most of other chips can be designed according to the topology.
The switching module of the invention adopts a P13B3257 chip. The network driver module and the switch module also communicate with each other via SPI _ MUX _82599_ CLK, SPI _ MUX _82599_ CS _ N, SPI _ MUX _82599_ DATA, and SPI _82599_ MUX _ DATA.
One path of the output end of the switching module is connected with the first firmware storage module, and the second path of the output end of the switching module is connected with the second firmware storage module. The first firmware storage module is used for storing the firmware of the standard network card chip, and the second firmware storage module is used for storing the firmware of the NCSI network card chip.
The first firmware storage module adopts an M95128 EEPROM0 module, and the second firmware storage module adopts an M95128 EEPROM1 module.
Communication between the switching module and the first firmware storage module is through SPI _ EEPROM _0_ MUX _ CLK, SPI _ EEPROM _0_ MUX _ CS _ N, SPI _ EEPROM _0_ MUX _ DATA, and SPI _ MUX _ EEPROM _0_ DATA.
The switching module and the second firmware storage module communicate with each other via SPI _ EEPROM _1_ MUX _ CLK, SPI _ EEPROM _1_ MUX _ CS _ N, SPI _ EEPROM _1_ MUX _ DATA, and SPI _ MUX _ EEPROM _1_ DATA.
The invention provides a device for automatically adjusting whether NCSI is started, which also comprises a PMOS tube, a first power supply conversion module and a second power supply conversion module;
one path of the output end of the NCSI connector is connected with the enabling end of the first power supply conversion module; the other path is connected with the grid electrode of the PMOS tube; the drain electrode of the PMOS tube is connected with the standby power supply of the device, one path of the source electrode is connected with the first power supply conversion module, and the second path of the source electrode is connected with the second power supply conversion module.
The NCSI connector is also connected to a motherboard that provides NCSI signals.
When the standby power supply is at a high level, the switching module selects the first firmware storage module, the PMOS tube is disconnected, and power is supplied to the second power supply conversion module through the first power supply conversion module;
when the standby power supply is in a low level, the switching module selects the second firmware storage module, the PMOS tube is conducted, and the power is supplied to the second power supply conversion module through the mainboard for providing the NCSI signal.
The standby power supply P3V3_ STBY of the device is connected with the SEL pin of the switching module at one path, and is connected with the NCSI connector at the other path.
The first power conversion module is a VR-P3V3 DC voltage converter, and is further connected to a P12V power supply for converting 12V voltage to 3.3V.
The second power conversion module is a VR-P1V2 DC voltage converter for converting 3.3V to 1.2V.
In order to match a mainboard of a wave M5 platform without importing an NCSI connector, the device is preset to have no NCSI function, and is equivalent to a standard card, according to PCIe specification, only 1pin is needed, P3V3_ STBY is provided for a network card, PI3B3257 selects EEPROM0, and is a standard card FW, wherein SEL of PI3B3257 is at a high potential, VR-P3V3 EN is triggered at the same time, PMOS is not conducted, and the network card is supplied with power by VR-P3V3 to provide downstream VR-P1V2
When the NCSI cable is connected with the NCSI CONN to the mainboard, the NCSI connector changes the SPI _ MUX _ SEL signal to GND through the cable, the signal is converted from high potential to low potential, PI3B3257 selects the EEPROM1 and is NCSI FW, VR-P3V3 EN is low potential, PMOS is conducted, the device is powered by the NCSI cable through MB, VR-P3V3 does not act, and P3V3_ STBY from the NCSI connector is powered to downstream VR-P1V 2.
Therefore, the device for automatically adjusting whether the NCSI is started overcomes the technical problem that the network card works abnormally in the prior art, can realize the function of supporting the standard network card and the NCSI on one printed circuit board, and effectively reduces development resources. Meanwhile, whether the connected platform has the NCSI function or not is detected, and whether the NCSI function is started or not is automatically switched according to the detected platform characteristics, so that the compatibility of the self-developed network card is effectively improved.
The design of a general standard network card is in line with PCIe specification, the standard network card does not support NCSI function, according to the design, a single 1 PCB can be used for simultaneously supporting the function of the standard network card, and the NCSI function can be normally supported through an NCSI interface on a Langchao M6 platform, so that the scheme effectively reduces development resources, and through the logic circuit design of the network card, whether the NCSI function is started by the network card is automatically detected and defined by corresponding to M5 and M6 platforms.
The protection range of the invention is not limited to the types of the network driving module, the switching module, the first firmware storage module and the second firmware storage module which are disclosed, and the invention can select the corresponding types according to the requirements.
Example 2
Based on the device for automatically adjusting whether the NCSI is opened or not provided in embodiment 1 of the present invention, embodiment 2 of the present invention also provides a method for automatically adjusting whether the NCSI is opened or not. Fig. 2 is a flowchart of a method for automatically adjusting whether an NCSI is turned on according to embodiment 2 of the present invention.
In step S201, a standby power of the acquisition device is acquired; one path of a standby power supply of the device is connected with the input end of the switching module, and the other path of the standby power supply is connected with the NCSI connector;
in step S202, the level of the standby power is adjusted to select different firmware, while selecting whether to start the NCSI service by the level of the standby power.
The switching module selects the first firmware storage module or the second firmware storage module according to the level of the standby power supply; the second firmware storage module is used for storing NCSI network card chip firmware; the first firmware storage module is used for storing firmware different from an NCSI network card chip, and generally stores firmware of a standard network card chip.
The first firmware storage module adopts an M95128 EEPROM0 module, and the second firmware storage module adopts an M95128 EEPROM1 module.
Communication between the switching module and the first firmware storage module is through SPI _ EEPROM _0_ MUX _ CLK, SPI _ EEPROM _0_ MUX _ CS _ N, SPI _ EEPROM _0_ MUX _ DATA, and SPI _ MUX _ EEPROM _0_ DATA.
The switching module and the second firmware storage module communicate with each other via SPI _ EEPROM _1_ MUX _ CLK, SPI _ EEPROM _1_ MUX _ CS _ N, SPI _ EEPROM _1_ MUX _ DATA, and SPI _ MUX _ EEPROM _1_ DATA.
The standby power supply P3V3_ STBY is connected with the SEL pin of the switching module at one path, and is connected with the NCSI connector at the other path.
The first power conversion module is a VR-P3V3 DC voltage converter, and is further connected to a P12V power supply for converting 12V voltage to 3.3V.
The second power conversion module is a VR-P1V2 DC voltage converter for converting 3.3V to 1.2V.
The NCSI connector is not led into the mainboard matched with the wave M5 platform, and whether the NCSI connector is started or not is selected according to the level of the standby power supply
When the standby power supply is at a high level, selecting a firmware different from the NCSI network card chip, disconnecting the PMOS tube, and supplying power to the second power supply conversion module through the first power supply conversion module;
when the standby power supply is at low level, the firmware of the NCSI network card chip is selected, the PMOS tube is conducted, and the power is supplied to the second power supply conversion module by the mainboard providing the NCSI signals
In embodiment 1 of the present invention, it is preset that there is no NCSI function, and the standard card is equivalent to a standard card, according to the PCIe specification, only 1pin is needed, and P3V3_ STBY is provided to the network card, and PI3B3257 selects EEPROM0, which is standard card FW, at this time, SEL of PI3B3257 is at a high potential, and at the same time, VR-P3V3 EN is triggered, the PMOS is turned off, and the network card supplies power from VR-P3V3 to downstream VR-P1V2
When the NCSI cable is connected with the NCSI CONN to the mainboard, the NCSI connector changes the SPI _ MUX _ SEL signal to GND through the cable, the signal is converted from high potential to low potential, PI3B3257 selects the EEPROM1 and is NCSI FW, VR-P3V3 EN is low potential, PMOS is conducted, the device is powered by the NCSI cable through MB, VR-P3V3 does not act, and P3V3_ STBY from the NCSI connector is powered to downstream VR-P1V 2.
Therefore, the method for automatically adjusting whether the NCSI is started overcomes the technical problem that the network card works abnormally in the prior art, can realize the support of the standard network card function and the NCSI function on one printed circuit board, and effectively reduces development resources. Meanwhile, whether the connected platform has the NCSI function or not is detected, and whether the NCSI function is started or not is automatically switched according to the detected platform characteristics, so that the compatibility of the self-developed network card is effectively improved.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, the scope of the present invention is not limited thereto. Various modifications and alterations will occur to those skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. On the basis of the technical scheme of the invention, various modifications or changes which can be made by a person skilled in the art without creative efforts are still within the protection scope of the invention.
Claims (10)
1. An apparatus for automatically adjusting whether NCSI is turned on, comprising: the device comprises a network driving module, a switching module, an NCSI connector, a first firmware storage module and a second firmware storage module;
the network driving module is used for driving the device to realize network connection; the output end of the network driving module is connected with the input end of the switching module; one path of the output end of the switching module is connected with the first firmware storage module, and the second path of the output end of the switching module is connected with the second firmware storage module; the second firmware storage module is used for storing NCSI network card chip firmware; the first firmware storage module is used for storing firmware different from an NCSI network card chip;
one path of a standby power supply of the device is connected with the input end of the switching module, and the other path of the standby power supply of the device is connected with the NCSI connector; the switching module selects a first firmware storage module or a second firmware storage module according to the level of the standby power supply; while selecting whether to turn on the NCSI connector based on the level of the standby power.
2. The apparatus of claim 1, further comprising a PMOS transistor, a first power conversion module and a second power conversion module;
one path of the output end of the NCSI connector is connected with the enabling end of the first power supply conversion module; the other path is connected with the grid electrode of the PMOS tube; the drain electrode of the PMOS tube is connected with a standby power supply of the device, one path of the source electrode is connected with the first power supply conversion module, and the second path of the source electrode is connected with the second power supply conversion module.
3. The apparatus of claim 2, wherein the NCSI connector is further connected to a main board for providing NCSI signals.
4. The apparatus of claim 3, wherein the switching module selects the first firmware storage module or the second firmware storage module according to the level of the standby power supply comprises:
when the standby power supply is at a high level, the switching module selects the first firmware storage module, the PMOS tube is disconnected, and power is supplied to the second power supply conversion module through the first power supply conversion module;
when the standby power supply is in a low level, the switching module selects the second firmware storage module, the PMOS tube is conducted, and the power is supplied to the second power supply conversion module through the mainboard for providing the NCSI signal.
5. The apparatus of claim 2, wherein the first power conversion module is a VR-P3V3 dc voltage converter, and the first power conversion module is further connected to a P12V power source for converting 12V to 3.3V.
6. The apparatus of claim 2, wherein the second power conversion module is a VR-P1V2 dc voltage converter for converting 3.3V to 1.2V.
7. The apparatus of claim 1, wherein the firmware different from the NCSI network card chip comprises standard network card chip firmware.
8. The device of any of claims 1 to 7, wherein the switching module employs a P13B3257 chip.
9. A method for automatically adjusting whether NCSI is turned on, which is implemented based on the apparatus for automatically adjusting whether NCSI is turned on in any one of claims 1 to 8, and comprises the following steps:
obtaining a standby power supply of a device;
the level of the standby power supply is adjusted to select different firmware, while whether to start the NCSI service is selected by the level of the standby power supply.
10. The method of claim 9, wherein the adjusting the level of the standby power supply to select different firmware and selecting whether to start the NCSI service according to the level of the standby power supply comprises:
when the standby power supply is at a high level, selecting a firmware different from the NCSI network card chip, disconnecting the PMOS tube, and supplying power to the second power supply conversion module through the first power supply conversion module;
when the standby power supply is at a low level, the firmware of the NCSI network card chip is selected, the PMOS tube is conducted, and the power is supplied to the second power supply conversion module through the mainboard for providing the NCSI signals.
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