CN113986362A - RAID card, control method thereof and server host - Google Patents
RAID card, control method thereof and server host Download PDFInfo
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- CN113986362A CN113986362A CN202111233163.0A CN202111233163A CN113986362A CN 113986362 A CN113986362 A CN 113986362A CN 202111233163 A CN202111233163 A CN 202111233163A CN 113986362 A CN113986362 A CN 113986362A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4406—Loading of operating system
Abstract
The application discloses a RAID card, a control method thereof and a server host, wherein the RAID card comprises: the communication module is used for establishing a communication link with the host; the BIOS module is used for executing an internal BIOS program after the communication link is established, wherein the internal BIOS program comprises RAID function initialization, and/or redundant disk array configuration, and/or redundant disk array access, and/or redundant disk access conversion into access to each physical storage device; and the power-on module is used for judging whether the power-on condition is met, and if so, the communication module and the BIOS module are triggered. The RAID card disclosed by the application does not need to interact with the host for multiple times, after the power-on condition is judged to be met, initialization is directly completed, and the management of the hard disk equipment of the host can be participated, so that the interaction time is saved, meanwhile, the BIOS of the host does not need to be debugged according to the type of the RAID card, and the RAID card has higher compatibility.
Description
Technical Field
The invention relates to the field of server equipment, in particular to a RAID card, a control method thereof and a server host.
Background
In recent years, with the explosive increase of data volume, the large-space storage, high-speed data read-write and data backup functions of the storage server are more and more emphasized by users. When the storage server works, the storage devices are generally organized into a Redundant disk array by a RAID (Redundant array of Independent Disks) card, and a BIOS (Basic Input Output System) and an OS (Operating System) do not directly access each original physical storage device, but access an abstract storage device corresponding to the Redundant disk array provided by the RAID card.
When the server host is powered on and operated, the connection between the RAID card and the host needs to be reestablished, a series of interactions between the BIOS of the host and the RAID card are involved in the process, the interaction process consumes a long time, the BIOS of the host needs to be developed and debugged specifically according to the RAID cards of different manufacturers and different models, and the cost of labor and time is high.
Therefore, how to provide a solution to the above technical problems is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of this, the present invention provides a RAID card, a control method thereof, and a server host, so as to reduce the cost for starting the RAID card. The specific scheme is as follows:
a RAID card comprising:
the communication module is used for establishing a communication link with the host;
the BIOS module is used for executing an internal BIOS program after the communication link is established, wherein the internal BIOS program comprises RAID function initialization, and/or redundant disk array configuration, and/or redundant disk array access, and/or redundant disk access conversion into access to each physical storage device;
and the power-on module is used for judging whether the power-on condition is met, and if so, triggering the communication module and the BIOS module.
Preferably, the power-on condition is specifically:
detecting that the host is powered on.
Preferably, the power-on condition is specifically:
and detecting command information sent by the host.
Preferably, the RAID card further includes:
and the directory module is used for storing the codes of the BIOS module in a corresponding directory according to the association degree.
Preferably, the code is specifically a code corresponding to an internal CPU type and corresponding to an EDKII code framework.
Correspondingly, this application still discloses a server host computer, includes:
a RAID card slot for inserting a RAID card as described in any of the above;
the disk card slot is used for accessing the redundant disk array;
and the interaction module is used for performing information interaction with the RAID card when the RAID card is detected to be inserted into the RAID card slot.
Correspondingly, the application also discloses a control method of the RAID card, which is applied to the RAID card, and includes:
judging whether the power-on condition is met;
if yes, establishing a communication link with the host computer, and then executing an internal BIOS program:
the internal BIOS program includes: performing RAID function initialization, and/or configuring a redundant disk array, and/or accessing the redundant disk array, and/or converting the access of the redundant disk into the access of each physical storage device.
Preferably, the power-on condition is specifically:
detecting that the host is powered on.
Preferably, the power-on condition is specifically: and detecting command information sent by the host.
Preferably, the process of executing the internal BIOS program further includes:
the operating system is started.
The application discloses RAID card includes: the communication module is used for establishing a communication link with the host; the BIOS module is used for executing an internal BIOS program after the communication link is established, wherein the internal BIOS program comprises RAID function initialization, and/or redundant disk array configuration, and/or redundant disk array access, and/or redundant disk access conversion into access to each physical storage device; and the power-on module is used for judging whether the power-on condition is met, and if so, triggering the communication module and the BIOS module. The RAID card disclosed by the application does not need to interact with the host for multiple times, after the power-on condition is judged to be met, initialization is directly completed, and the management of the hard disk equipment of the host can be participated, so that the interaction time is saved, meanwhile, the BIOS of the host does not need to be debugged according to the type of the RAID card, and the RAID card has higher compatibility.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a configuration diagram of a RAID card according to an embodiment of the present invention;
FIG. 2 is a block diagram of a server host according to an embodiment of the present invention;
fig. 3 is a flowchart illustrating steps of a method for controlling a RAID card according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
When the server host is powered on and operated, the connection between the RAID card and the host needs to be reestablished, a series of interactions between the BIOS of the host and the RAID card are involved in the process, the interaction process consumes a long time, the BIOS of the host needs to be developed and debugged specifically according to the RAID cards of different manufacturers and different models, and the cost of labor and time is high.
The RAID card disclosed by the application does not need to interact with the host for multiple times, after the power-on condition is judged to be met, initialization is directly completed, and the management of the hard disk equipment of the host can be participated, so that the interaction time is saved, meanwhile, the BIOS of the host does not need to be debugged according to the type of the RAID card, and the RAID card has higher compatibility.
The embodiment of the invention discloses a RAID card 1, which is shown in figure 1 and comprises the following components:
a communication module 11, configured to establish a communication link with a host;
the BIOS module 12 is configured to execute an internal BIOS program after the communication link is established, where the internal BIOS program includes RAID function initialization, and/or configures a redundant disk array, and/or accesses the redundant disk array, and/or converts access to the redundant disk into access to each physical storage device;
and the power-on module 13 is used for judging whether the power-on condition is met, and if so, triggering the communication module and the BIOS module.
It can be understood that, in this embodiment, the power-on condition may specifically be set as: detecting that the host is powered on may also be configured to detect command information issued by the host, typically issued by the BIOS of the host.
It can be understood that the communication link established by the communication module 11 in the RAID card 1 in this embodiment between the RAID card and the host is generally PCIe protocol (Peripheral Component Interconnect Express), so as to ensure that the subsequent BIOS module 12 can access various hardware resources of the host.
The BIOS module 12 included in itself can autonomously execute internal BIOS programs, which are mainly executed by the host BIOS after being interactively confirmed by the host BIOS and the RAID card in the conventional start-up, and are not confirmed any more in this embodiment, and the internal BIOS programs are autonomously implemented, so that the interaction time with the host is greatly saved. It is understood that the internal BIOS program may perform all initialization actions or may perform some initialization actions, and the other actions are performed by the host BIOS.
It can be understood that, in this embodiment, the RAID card significantly reduces interaction with the host during initialization, thereby reducing interdependence between the host and the RAID card, and when the two interact, the probability of interaction interruption caused by external interference is also significantly reduced, the probability of error in the intermediate link is reduced, the starting speed of the server host is increased, and meanwhile, the requirement on the adaptability of the server host is reduced, and the design requirement of the server host is simplified.
Further, the RAID card further includes:
and the directory module is used for storing the codes of the BIOS module in a corresponding directory according to the association degree.
Further, the code is specifically a code corresponding to an internal CPU type and corresponding to an EDKII code framework.
It can be understood that the architecture of the RAID card in this embodiment includes a BIOS code frame, and the BIOS code frame may be generally selected as an EDKII (EFI Development Kit version II, a second-generation EFI Development Kit, where the EFI is an Extensible Firmware Interface), or may be selected as another type of code frame, and the corresponding BIOS specification is generally a UEFI (universal Extensible Firmware Interface), or may be selected as another specification such as an EFI specification, and the code of the BIOS module, or even the code of the entire RAID card, is a code stored in the RAID card after the original code frame is adjusted according to a Central Processing Unit (CPU) type or model integrated with the RAID card.
In the EDKII code, the modules with low relevance are independent of each directory. And selecting corresponding codes to compile into a final internal BIOS program according to the product requirements of the RAID card. The directory of the CPU is the basis of other directories of the whole BIOS code framework, the internal CPU type is different, and the corresponding directories are different, for example, the detail real-time code corresponding to an ARM (advanced RISC machines) processor is put under the independent ARMPKG directory. When the development and debugging of the directory of the internal CPU are correct, the development and debugging of other directories can be carried out.
It can be understood that, in order to improve the identification efficiency of the RAID card, the RAID card in this embodiment may further have an identifier containing a BIOS module on an external surface, so as to facilitate identification and use by a user.
The embodiment of the application discloses a RAID card, including: the communication module is used for establishing a communication link with the host; the BIOS module is used for executing an internal BIOS program after the communication link is established, wherein the internal BIOS program comprises RAID function initialization, and/or redundant disk array configuration, and/or redundant disk array access, and/or redundant disk access conversion into access to each physical storage device; and the power-on module is used for judging whether the power-on condition is met, and if so, triggering the communication module and the BIOS module. The RAID card disclosed by the embodiment of the application does not need to interact with the host for multiple times, after the power-on condition is judged to be met, initialization is directly completed, and the hard disk equipment management of the host can be participated, so that the interaction time is saved, meanwhile, the host BIOS does not need to be debugged according to the type of the RAID card, and the RAID card has higher compatibility.
Correspondingly, the embodiment of the present application further discloses a server host 2, as shown in fig. 2, including:
a RAID card slot 21 for inserting a RAID card according to any one of the above embodiments;
a disk card slot 22 for accessing a redundant disk array;
and the interaction module 23 is configured to perform information interaction with the RAID card when the RAID card is detected to be inserted into the RAID card slot.
It can be understood that the interactive module 23 in this embodiment is usually implemented by the BIOS on the server host 2, and since the RAID card in the previous embodiment can implement initialization by executing an internal BIOS program, the degree of autonomy of the RAID card in the initialization process is improved, and the adaptation requirement for the BIOS on the server host 2 is reduced, the BIOS on the server host 2 in this embodiment may select a small, efficient, simplified, and ubiquitous implementation scheme, and a manufacturer may perform personalized development on the BIOS itself, so as to achieve the optimal size and performance of the server host 2, and at the same time, the program debugging requirement of the entire server host 2 is reduced, and the compatible RAID card has a wider range.
Correspondingly, an embodiment of the present application further discloses a method for controlling a RAID card, which is applied to the RAID card described above, and is shown in fig. 3, where the method includes:
s1: judging whether the power-on condition is met;
s2: if yes, establishing a communication link with the host computer, and then executing an internal BIOS program:
the internal BIOS program includes: performing RAID function initialization, and/or configuring a redundant disk array, and/or accessing the redundant disk array, and/or converting the access of the redundant disk into the access of each physical storage device.
In some specific embodiments, the power-on condition is specifically: detecting that the host is powered on.
In some specific embodiments, the power-on condition is specifically: and detecting command information sent by the host.
It is understood that the communication link established between the RAID card and the host in this embodiment is generally PCIe protocol (Peripheral Component Interconnect Express), so as to ensure that various hardware resources of the host can be subsequently accessed.
It can be understood that, in the present embodiment, the internal BIOS program can be autonomously executed, and the internal BIOS program is mainly executed by the host BIOS after the host BIOS and the RAID card perform interactive confirmation in the conventional start-up. It is understood that the internal BIOS program may perform all initialization actions or may perform some initialization actions, and the other actions are performed by the host BIOS.
It can be understood that, in this embodiment, the RAID card significantly reduces interaction with the host during initialization, thereby reducing interdependence between the host and the RAID card, and when the two interact, the probability of interaction interruption caused by external interference is also significantly reduced, the probability of error in the intermediate link is reduced, the starting speed of the server host is increased, and meanwhile, the requirement on the adaptability of the server host is reduced, and the design requirement of the server host is simplified.
In some specific embodiments, the executing the internal BIOS program further includes:
s3: the operating system is started.
By the RAID card control method in the embodiment, the RAID card does not need to interact with the host for multiple times, initialization is directly completed after the power-on condition is judged to be met, and hard disk equipment management of the host can be participated, so that interaction time is saved, and meanwhile, the host BIOS does not need to be debugged according to the type of the RAID card, and higher compatibility is achieved.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The RAID card, the control method thereof, and the server host provided by the present invention are described in detail above, and a specific example is applied in the present disclosure to explain the principle and the implementation of the present invention, and the description of the above embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A RAID card comprising:
the communication module is used for establishing a communication link with the host;
the BIOS module is used for executing an internal BIOS program after the communication link is established, wherein the internal BIOS program comprises RAID function initialization, and/or redundant disk array configuration, and/or redundant disk array access, and/or redundant disk access conversion into access to each physical storage device;
and the power-on module is used for judging whether the power-on condition is met, and if so, triggering the communication module and the BIOS module.
2. The RAID card of claim 1, wherein the power-on condition is specifically:
detecting that the host is powered on.
3. The RAID card of claim 1, wherein the power-on condition is specifically:
and detecting command information sent by the host.
4. The RAID card according to any one of claims 1 to 3, further comprising:
and the directory module is used for storing the codes of the BIOS module in a corresponding directory according to the association degree.
5. RAID card according to claim 4, characterized in that said code is in particular a code under the corresponding EDKII code framework, corresponding to an internal CPU type.
6. A server host, comprising:
a RAID card slot for inserting a RAID card according to any one of claims 1 to 5;
the disk card slot is used for accessing the redundant disk array;
and the interaction module is used for performing information interaction with the RAID card when the RAID card is detected to be inserted into the RAID card slot.
7. A RAID card control method applied to the RAID card according to any one of claims 1 to 5, comprising:
judging whether the power-on condition is met;
if yes, establishing a communication link with the host computer, and then executing an internal BIOS program:
the internal BIOS program includes: performing RAID function initialization, and/or configuring a redundant disk array, and/or accessing the redundant disk array, and/or converting the access of the redundant disk into the access of each physical storage device.
8. The control method according to claim 7, wherein the power-on condition is specifically:
detecting that the host is powered on.
9. The control method according to claim 7, wherein the power-on condition is specifically: and detecting command information sent by the host.
10. The method according to any one of claims 7 to 9, wherein the executing the internal BIOS program further comprises:
the operating system is started.
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