CN104516802A - Method and system for indicating statuses of different types of hard disks - Google Patents

Abstract

The invention discloses a method and system for indicating statuses of different types of hard disks. The method comprises the following steps: monitoring the status signal of each hard disk; judging the type of the hard disk according to the monitored status signal of the hard disk; reading and displaying the status information of the hard disk according to the judged type of the hard disk. Through the adoption of the technical scheme of the invention, the statuses of different types of hard disks can be indicated, so that the status indication for the hard disks is achieved while the interfaces of the hard disks are upgraded.

Description

A method and system for indicating status of different types of hard drives

technical field

The invention relates to computer technology, in particular to a method and system for indicating the states of different types of hard disks.

Background technique

With the development of big data and cloud computing, the system has higher and higher requirements for storage speed and reliability, especially for high-performance computing, which requires high storage speed. Currently, Serial Advanced Technology Attachment Interface (SATA, Serial Advanced Technology Attachment) or Serial Attached Small Computer System Interface (SAS) hard drives have become bottlenecks. The hard disk status indicators supported by the existing hard disk backplanes are limited to traditional SATA and SAS hard disks. The status information of the SATA and/or SAS hard disks connected to them can be obtained through the SATA and SAS hard disk controllers. The hard disk status indicators are Refers to indicating the state of the hard disk. The state of the hard disk includes: the active state, positioning state and error state of the hard disk. The microprocessor reads the state information of the hard disk from the hard disk controller, processes the obtained state information of the hard disk and sends it to the state indicating device Indicates the status of the hard disk. With the development of storage technology, Serial Bus Interface (PCIE) Solid State Disk (SSD) has gradually entered the server stage. However, the hard disk status indicators supported by the existing hard disk backplanes are limited to traditional SATA and SAS hard disks, which cannot be compatible with hard disk status indicators while upgrading the hard disk interface.

Contents of the invention

In order to solve the above technical problems, the present invention provides a method and system for indicating the states of different types of hard disks, which can indicate the states of different types of hard disks.

In order to achieve the purpose of the present invention, the present invention provides a method for indicating the states of different types of hard disks, including:

Monitor the status signal of each hard disk;

Determine the type of the hard disk according to the monitored status signal of the hard disk;

According to the determined type of the hard disk, the status information of the hard disk is read and displayed.

Further, monitoring the status signal of each hard disk includes: connecting with each hard disk through a small storage interface SFF-8639, and monitoring the status signal of each hard disk;

Wherein, the state signal includes: present signal and indication Ifdef signal.

Further, judging the type of the hard disk according to the monitored status signal of the hard disk, including:

When the status signal of the monitored hard disk is a Present signal and Present=0, monitor the Ifdef signal;

When the detected Ifdef=0, it is judged that the hard disk is a PCIE hard disk; when the detected Ifdef=1, it is judged that the hard disk is a non-PCIE hard disk.

Further, the root reads and displays the status information of the hard disk according to the determined type of the hard disk, including:

When the hard disk is a PCIE hard disk, read the status information of the hard disk from the PCIE controller, and control the LED lights corresponding to the hard disk to display the status of the hard disk according to the obtained status information of the hard disk;

When the hard disk is a non-PCIE hard disk, read the status information of the hard disk from the non-PCIE controller, and control the LED lights corresponding to the hard disk to display the status of the hard disk according to the obtained status information of the hard disk.

Further, the status of the hard disk is displayed by controlling the LED light corresponding to the hard disk.

The present invention also provides a system for indicating the states of different types of hard disks, including: a monitoring module, a judging module, a control module and more than one LED light; wherein,

A monitoring module, configured to monitor status signals of each hard disk;

A judging module, configured to judge the type of the hard disk according to the monitored status signal of the hard disk;

The control module is used to read the state information of the hard disk and control the LED light corresponding to the hard disk to display the state of the hard disk according to the determined type of the hard disk;

LED lights are used to display the status of the corresponding hard disk.

Further, the system also includes: more than one small storage interface SFF-8639, which is used to connect with each hard disk and connect with the monitoring module;

The monitoring module is specifically used for: connecting with each hard disk through the small storage interface SFF-8639, and monitoring the status signal of each hard disk;

Wherein, the state signal includes: present signal and indication Ifdef signal.

Further, the judging module is specifically used for:

When the status signal of the monitored hard disk is a Present signal and Present=0, monitor the Ifdef signal;

When the detected Ifdef=0, it is judged that the hard disk is a PCIE hard disk; when the detected Ifdef=1, it is judged that the hard disk is a non-PCIE hard disk.

Further, the system also includes: a PCIE controller and a non-PCIE controller;

Among them, the PCIE controller is used for information interaction with the PCIE hard disk to obtain the status information of the PCIE hard disk; the non-PCIE controller is used for information interaction with the non-PCIE hard disk to obtain the status information of the non-PCIE hard disk;

control module, specifically for:

When the hard disk is a PCIE hard disk, read the status information of the hard disk from the PCIE controller, and control the LED lights corresponding to the hard disk to display the status of the hard disk according to the obtained status information of the hard disk;

When the hard disk is a non-PCIE hard disk, read the status information of the hard disk from the non-PCIE controller, and control the LED lights corresponding to the hard disk to display the status of the hard disk according to the obtained status information of the hard disk.

The technical solution of the invention includes: monitoring the state signals of each hard disk; judging the type of the hard disk according to the monitored state signal of the hard disk; and reading and displaying the state information of the hard disk according to the judged type of the hard disk. The technical scheme of the invention can indicate the states of different types of hard disks, and achieve compatibility with hard disk state indications while upgrading the hard disk interface. Improve product competitiveness and save costs.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the present invention and constitute a part of the application. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations to the present invention. In the attached picture:

Fig. 1 is a flow chart of the method for indicating the states of different types of hard disks according to the present invention;

FIG. 2 is a schematic structural diagram of a system for indicating states of different types of hard disks according to the present invention.

Detailed ways

In order to make the purpose, technical solution and advantages of the present invention more clear, the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined arbitrarily with each other.

Fig. 1 is a flow chart of the method for indicating the states of different types of hard disks according to the present invention, as shown in Fig. 1 , including:

Step 101: Monitor status signals of each hard disk.

Specifically include: connecting with each hard disk through the small storage interface SFF-8639, and monitoring the status signal of each hard disk.

Wherein, the state signal at least includes: a present (Present) signal and an indication (Ifdef) signal.

Step 102: Determine the type of the hard disk according to the monitored status signal of the hard disk.

Specifically include: when the monitored status signal of the hard disk is a Present signal and Present=0, monitor the Ifdef signal;

When the detected Ifdef=0, it is judged that the hard disk is a PCIE hard disk; when the detected Ifdef=1, it is judged that the hard disk is a non-PCIE hard disk.

Wherein, the non-PCIE hard disk at least includes: SAS hard disk and/or SATA hard disk.

Step 103: According to the determined type of the hard disk, read and display the status information of the hard disk.

Specifically include: when the hard disk is a PCIE hard disk, read the status information of the hard disk from the PCIE controller, and control the LED lights corresponding to the hard disk to display the status of the hard disk according to the obtained status information of the hard disk;

When the hard disk is a non-PCIE hard disk, read the status information of the hard disk from the non-PCIE controller, and control the LED lights corresponding to the hard disk to display the status of the hard disk according to the obtained status information of the hard disk.

It should be noted that how to control the LED light corresponding to the hard disk to display the status of the hard disk is a common technical means well known to those skilled in the art, and is not used to limit the present invention, and will not be repeated here.

Wherein, the status information includes: activity status, location status and error status of the hard disk. And, the non-PCIE controller is a disk array (Raid) card, and the PCIE controller is a central processing unit (CPU).

Wherein, each LED light includes three hard disk status indicators, namely: Locate indicator, Error indicator, and Active indicator. According to the state information of the hard disk obtained from the hard disk controller (PCIE controller or non-PCIE controller), control the LED light corresponding to the hard disk to display the state of the hard disk (that is, turn on the indicator light corresponding to the state information).

In the above method, it can be realized by a programmable system on chip (PSOC) chip, and the PSOC chip and the PCIE controller are connected through an I2C (Inter-Integrated Circuit) bus; the PSOC chip and the non-PCIE controller are connected through a serial general input/output (SGPIO ) connected to the bus. How to use the PSOC chip to implement the method of the present invention belongs to the usual technical means of those skilled in the art, and is not used to limit the protection scope of the present invention, so it will not be repeated here.

In the method of the present invention, the state of the hard disk is judged by the state signal of the hard disk, and then the states of different types of hard disks can be indicated, thereby achieving compatibility with hard disk state indications while upgrading the hard disk interface.

FIG. 2 is a schematic structural diagram of the system indicating the states of different types of hard disks according to the present invention. As shown in FIG. 2 , it includes: a monitoring module, a judging module, a control module and more than one LED light. in,

The monitoring module is used for monitoring status signals of each hard disk.

The judging module is used for judging the type of the hard disk according to the monitored status signal of the hard disk.

The control module is used for reading the state information of the hard disk and controlling the LED light corresponding to the hard disk to display the state of the hard disk according to the determined type of the hard disk.

LED lights are used to display the status of the corresponding hard disk.

Among them, the LED lights include three hard disk status indicators, namely: Locate (Locate) indicator, Error (Error) indicator, and Activity (Active) indicator. According to the state information of the hard disk obtained from the hard disk controller (PCIE controller or SAS controller), the control module controls the LED light corresponding to the hard disk to display the state of the hard disk (ie lights up the indicator light corresponding to the state information).

Furthermore, the system also includes more than one small storage interface SFF-8639, which is used to connect with each hard disk, and connects with the monitoring module through PCB wiring.

Among them, the monitoring module is specifically used for: connecting with each hard disk through a small storage interface SFF-8639, and monitoring the status signal of each hard disk. Wherein, the state signal at least includes: a present (Present) signal and an indication (Ifdef) signal.

The judgment module is specifically used for:

When the status signal of the monitored hard disk is a Present signal and Present=0, monitor the Ifdef signal;

When the detected Ifdef=0, it is judged that the hard disk is a PCIE hard disk; when the detected Ifdef=1, it is judged that the hard disk is a non-PCIE hard disk. Wherein, the non-PCIE hard disk includes: SAS hard disk and/or SATA hard disk.

control module, specifically for:

When the hard disk is a PCIE hard disk, read the state information of the hard disk from the PCIE controller, and control the LED lights corresponding to the hard disk to display the state of the hard disk according to the state information of the obtained hard disk;

When the hard disk is a non-PCIE hard disk, read the state information of the hard disk from the non-PCIE controller, and control the LED lights corresponding to the hard disk to display the state of the hard disk according to the obtained state information of the hard disk.

Wherein, the status information includes: activity status, location status and error status of the hard disk. And, the non-PCIE controller is a disk array (Raid) card, and the PCIE controller is a central processing unit (CPU).

Further, the system also includes a PCIE controller connected to the control module through an I2C bus and a non-PCIE controller connected to the control module through a serial general input/output (SGPIO) bus.

Among them, the PCIE controller is used for information interaction with the PCIE hard disk to obtain the status information of the PCIE hard disk, so that the control module can read the status information of the PCIE hard disk; the non-PCIE controller is used for information interaction with the non-PCIE hard disk to obtain the non-PCIE hard disk status information so that the control module can read the status information of non-PCIE hard disks.

Wherein, the status information includes: activity status, location status and error status of the hard disk. And, the SAS controller is a disk array (Raid) card, and the PCIE controller is a central processing unit (CPU).

It should be noted that how the PCIE controller and the non-PCIE controller interact with the hard disk to obtain the status information of the hard disk is a conventional technical means well known to those skilled in the art, and will not be repeated here.

Wherein, the monitoring module, judgment module and control module can be integrated in the PSOC chip.

It should be noted that the aforementioned LEDs can be replaced by other indicating devices, such as light emitting diodes.

Those skilled in the art can understand that all or part of the steps in the above method can be completed by instructing relevant hardware through a program, and the program can be stored in a computer-readable storage medium, such as a read-only memory, a magnetic disk or an optical disk, and the like. Optionally, all or part of the steps in the foregoing embodiments may also be implemented using one or more integrated circuits. Correspondingly, each module/unit in the foregoing embodiments may be implemented in the form of hardware, or may be implemented in the form of software function modules. This application is not limited to any specific form of combination of hardware and software.

The above descriptions are only preferred examples of the present invention, and are not intended to limit the protection scope of the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (9)

1. A method for indicating the states of different types of hard disks, comprising: Monitor the status signal of each hard disk; Determine the type of the hard disk according to the monitored status signal of the hard disk; According to the determined type of the hard disk, the state information of the hard disk is read and displayed. 2. The method according to claim 1, wherein said monitoring the status signals of each hard disk comprises: connecting to each hard disk through a small storage interface SFF-8639, and monitoring the status signals of each hard disk; Wherein, the state signal includes: present signal and indication Ifdef signal. 3. The method according to claim 2, wherein said judging the type of the hard disk according to the monitored status signal of the hard disk comprises: When the status signal of the monitored hard disk is a Present signal and Present=0, monitor the Ifdef signal; When the detected Ifdef=0, it is judged that the hard disk is a PCIE hard disk; when the detected Ifdef=1, it is judged that the hard disk is a non-PCIE hard disk. 4. The method according to claim 3, wherein the root reads and displays the status information of the hard disk according to the determined type of the hard disk, including: When the hard disk is a PCIE hard disk, read the state information of the hard disk from the PCIE controller, and control the LED lights corresponding to the hard disk to display the state of the hard disk according to the obtained state information of the hard disk; When the hard disk is a non-PCIE hard disk, read the state information of the hard disk from the non-PCIE controller, and control the LED lights corresponding to the hard disk to display the state of the hard disk according to the obtained state information of the hard disk. 5. The method according to claim 4, wherein the status of the hard disk is displayed by controlling the LED light corresponding to the hard disk. 6. A system indicating the states of different types of hard disks, comprising: a monitoring module, a judging module, a control module and more than one LED light; wherein, A monitoring module, configured to monitor status signals of each hard disk; A judging module, configured to judge the type of the hard disk according to the monitored status signal of the hard disk; The control module is used to read the state information of the hard disk and control the LED light corresponding to the hard disk to display the state of the hard disk according to the determined type of the hard disk; LED lights are used to display the status of the corresponding hard disk. 7. The system according to claim 6, characterized in that the system further comprises: more than one small storage interface SFF-8639, which is used to connect with each hard disk and connect with the monitoring module; The monitoring module is specifically used for: connecting with each hard disk through a small storage interface SFF-8639, and monitoring the status signal of each hard disk; Wherein, the state signal includes: present signal and indication Ifdef signal. 8. The system according to claim 7, wherein the judging module is specifically used for: When the status signal of the monitored hard disk is a Present signal and Present=0, monitor the Ifdef signal; When the detected Ifdef=0, it is judged that the hard disk is a PCIE hard disk; when the detected Ifdef=1, it is judged that the hard disk is a non-PCIE hard disk. 9. system according to claim 8, is characterized in that, this system also comprises: PCIE controller and non-PCIE controller; Among them, the PCIE controller is used for information interaction with the PCIE hard disk to obtain the status information of the PCIE hard disk; the non-PCIE controller is used for information interaction with the non-PCIE hard disk to obtain the status information of the non-PCIE hard disk; The control module is specifically used for: When the hard disk is a PCIE hard disk, read the state information of the hard disk from the PCIE controller, and control the LED lights corresponding to the hard disk to display the state of the hard disk according to the state information of the obtained hard disk; When the hard disk is a non-PCIE hard disk, read the state information of the hard disk from the non-PCIE controller, and control the LED lights corresponding to the hard disk to display the state of the hard disk according to the obtained state information of the hard disk.