CN111190849A - Selection device and method based on Expander FW configuration file - Google Patents
Selection device and method based on Expander FW configuration file Download PDFInfo
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- CN111190849A CN111190849A CN201911404932.1A CN201911404932A CN111190849A CN 111190849 A CN111190849 A CN 111190849A CN 201911404932 A CN201911404932 A CN 201911404932A CN 111190849 A CN111190849 A CN 111190849A
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- 238000000034 method Methods 0.000 title claims description 16
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000010187 selection method Methods 0.000 claims 3
- 238000012545 processing Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/71—Version control; Configuration management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0016—Inter-integrated circuit (I2C)
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Abstract
The invention relates to the technical field of servers, and provides a selecting device based on an Expander FW configuration file, which comprises a CPLD (complex programmable logic device) arranged on a hard disk backboard, an Expander chip, a selecting Switch, an I2C Switch and a plurality of memory chips, wherein the selecting Switch is used for providing a corresponding register value for the CPLD according to the logic programming of the CPLD; each memory chip stores a corresponding FW configuration file; the I2C Switch is used for selecting an I2C channel connected with the storage chip according to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD; the I2C Switch is connected with the Expander chip, so that the flexible switching of the FW configuration files of the Expander chip is realized, a plurality of single boards are not needed to distinguish different Expander FW configuration files, and the cost is low.
Description
Technical Field
The invention belongs to the technical field of servers, and particularly relates to a selecting device and method based on an Expander FW configuration file.
Background
With the continuous expansion of the construction scale of cloud computing, data centers and the like and the continuous increase of the demand of high-density data storage, a storage server has become an application trend. For a server, it is also a currently popular mode to expand the storage capacity by expanding and connecting a larger number of hard disks on a server hard disk backplane. The Expander chip can directly expand a certain number of hard disk connectors through the hard disk backboard for connecting hard disks in the downlink, and can also connect the hard disk connectors from the cascade backboard to connect a certain number of hard disks through cascading other backboards. The number of the hard disks connected with the Expander chip of the hard disk backboard of the server and the number of the cascaded hard disks can be selected according to different configuration requirements, and the configuration of the hard disks with different numbers can cause the change of the disk sequence of the hard disks. The number and the disk order of the hard disks are configured in configuration files of an Expander chip FW, and different configurations correspond to different FW files. How to select different FW configuration files generated according to the configuration of the number of hard disks and the disk order of the hard disk backplanes with the same hardware brings a difficult problem to hardware design.
At present, in order to distinguish the number of external hard disks from the configuration of the disk sequence, a scheme of selecting different FW configuration files is as follows: in the hard disk back plates with the same hardware, due to the fact that FW configuration files of Expander chips are different due to the fact that the number of hard disks externally connected to the Expander is different from the configuration of disk sequences, the back plates are required to be used as different back plates to be distinguished, different back plate PN numbers are applied, different bill of materials and PCB material numbers are established, processing requirements are required to be provided independently, the back plates are used as completely independent hard disk back plates to be processed and manufactured, a plurality of complicated application processes, processing and maintenance processes are increased, and processing cost is increased. After the processing is finished, the laboratory veneer management and the veneer material receiving cause troubles correspondingly.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a selecting device based on Expander FW configuration files, aiming at solving the problems that a plurality of fussy application flows, processing and maintenance flows are added in the process of selecting different FW configuration files in the prior art, and the processing cost is increased.
The technical scheme provided by the invention is as follows: a kind of selector based on Expander FW configuration file, including CPLD and Expander chip set in hard disk slab, also include:
the selector switch is connected with the CPLD and used for providing corresponding register values for the CPLD according to the logic programming of the CPLD, and the register values correspond to the quantity of the hard disks and the configuration requirements of the disk sequences one by one;
each memory chip stores a corresponding FW configuration file;
the I2C Switch is connected with the CPLD, and the I2C Switch is used for selecting an I2C channel connected with the storage chip according to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD, wherein an FW configuration file stored in the storage chip corresponding to the selected I2C channel is adapted to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD;
the I2C Switch is connected to the Expander chip.
As an improved solution, the selector switch is a dial switch, and the CPLD obtains from the dial switch a value corresponding to the configuration requirements of the number of hard disks and the disk order.
As an improvement, the memory chip is a SEEPROM chip.
As an improved scheme, the I2C Switch comprises an upstream I2C interface and a downstream I2C interface;
the downlink I2C interface is respectively connected with the corresponding SEEPROM chip through an I2C channel;
the uplink I2C interface is connected with the Expander chip.
Another object of the present invention is to provide a method for selecting based on an Expander FW profile, the method comprising the steps of:
the CPLD acquires register values from the selector switch, wherein the register values correspond to the number of the hard disks and the configuration requirements of the disk sequences one by one;
the CPLD analyzes the acquired register value to obtain the configuration requirements of the number of hard disks and the disk order;
according to the acquired configuration requirements of the number and the sequence of the hard disks, the CPLD addresses the I2C Switch;
according to the acquired configuration requirements of the number of the hard disks and the disk order, the I2C Switch acquires an FW configuration file matched with the acquired configuration requirements of the number of the hard disks and the disk order from a storage chip through a corresponding I2C channel;
and the I2C Switch feeds the obtained FW configuration file back to the Expander chip.
As an improved scheme, the selection switch is a dial switch;
the method further comprises the steps of:
setting dial switches on a hard disk backboard in advance, connecting the dial switches to the CPLD, programming the CPLD to realize the configuration of register values of different dial switches corresponding to different hard disk numbers and disk orders, and acquiring the corresponding values of the configuration requirements of the hard disk numbers and the disk orders by the CPLD from the dial switches.
As an improved scheme, the I2C Switch comprises an upstream I2C interface and a downstream I2C interface;
the downlink I2C interface is respectively connected with the corresponding SEEPROM chip through an I2C channel;
the uplink I2C interface is connected with the Expander chip.
As an improved scheme, the memory chip is an SEEPROM chip;
the method further comprises the steps of:
a plurality of SEEPROM chips are arranged on a hard disk backboard in advance, and a corresponding FW configuration file is saved in each SEEPROM chip.
In the embodiment of the invention, the selecting device based on the Expander FW configuration file comprises a CPLD (complex programmable logic device), an Expander chip, a selecting Switch, an I2C Switch and a plurality of memory chips, wherein the CPLD, the Expander chip, the selecting Switch, the I2C Switch and the memory chips are arranged on a hard disk backboard, and the selecting Switch is used for providing a corresponding register value for the CPLD according to the logic programming of the CPLD; each memory chip stores a corresponding FW configuration file; the I2C Switch is used for selecting an I2C channel connected with the storage chip according to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD; the I2C Switch is connected with the Expander chip, so that the flexible switching of the FW configuration files of the Expander chip is realized, a plurality of single boards are not needed to distinguish different Expander FW configuration files, and the cost is low.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of a selecting apparatus based on an Expander FW profile provided by the present invention;
FIG. 2 is a flow chart of an implementation of the method for selecting based on the Expander FW configuration file according to the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Fig. 1 is a schematic structural diagram of a selecting apparatus based on an Expander FW profile provided by the present invention, and for convenience of description, only the parts related to the present invention are shown in the diagram.
The selecting device based on the Expander FW configuration file comprises a CPLD and an Expander chip which are arranged on a hard disk backboard, and further comprises:
the selector switch is connected with the CPLD and used for providing corresponding register values for the CPLD according to the logic programming of the CPLD, and the register values correspond to the quantity of the hard disks and the configuration requirements of the disk sequences one by one;
each memory chip stores a corresponding FW configuration file;
the I2C Switch is connected with the CPLD, and the I2C Switch is used for selecting an I2C channel connected with the storage chip according to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD, wherein an FW configuration file stored in the storage chip corresponding to the selected I2C channel is adapted to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD;
the I2C Switch is connected to the Expander chip.
The CPLD acquires a corresponding value which is required by the configuration of the number of hard disks and the disk sequence from the dial switch;
the dial switches on the hard disk backboard are connected to the CPLD of the hard disk backboard, and the configuration of the values of different dial switches corresponding to different hard disk quantities and disk sequences is realized through CPLD logic programming. The CPLD acquires the configuration requirements of the number of hard disks and the disk sequence by identifying the value of the dial switch.
In the embodiment of the invention, the storage chips are SEEPROM chips, a corresponding number of SEEPROM chips are added on the backboard according to the number of FW configuration files of the Expander chips required by the hard disk backboard, and each SEEPROM stores one FW configuration file.
In the embodiment of the invention, an I2C Switch chip on a hard disk backplane is used for selecting an I2C channel of an FW configuration file, an uplink I2C interface of the I2C Switch is connected to an I2C bus of an Expander chip, and downlink I2C interfaces are respectively connected to SEEPROMs storing different FW configuration files.
In the embodiment of the invention, the address signal of the I2C Switch chip is connected to the CPLD chip, the CPLD obtains the configuration requirement by reading the value of the dial Switch, and the FW configuration file of the SEEPROM of the I2C Switch chip in the same channel is selected according to the configuration requirement.
In the embodiment of the invention, the flexible switching of the FW configuration files of the Expander chip can be realized only by one server hard disk backboard, and a plurality of single boards are not needed to distinguish different Expander FW configuration files. A plurality of back plate PN numbers are not required to be applied, and a plurality of material lists, a plurality of processing files and the like are manufactured; the single veneer can be processed on line at one time, so that the processing cost is saved; meanwhile, the laboratory management cost is saved, and the veneer material taking is convenient.
Fig. 2 is a flowchart of an implementation of the method for selecting based on the Expander FW profile, which includes the following steps:
in step S101, the CPLD obtains register values from the selector switch, where the register values correspond to the number of hard disks and the configuration requirements of disk orders one to one;
in step S102, the CPLD analyzes the acquired register values to obtain the configuration requirements of the number of hard disks and the disk order;
in step S103, according to the obtained configuration requirements of the number of hard disks and the disk order, the CPLD addresses the I2 CSwitch;
in step S104, according to the obtained configuration requirements of the number of hard disks and the disk order, the I2C Switch obtains an FW configuration file matching the obtained configuration requirements of the number of hard disks and the disk order from the storage chip through a corresponding I2C channel;
in step S105, the I2C Switch feeds back the acquired FW configuration file to the Expander chip.
In the embodiment of the invention, the selecting device based on the Expander FW configuration file comprises a CPLD (complex programmable logic device), an Expander chip, a selecting Switch, an I2C Switch and a plurality of memory chips, wherein the CPLD, the Expander chip, the selecting Switch, the I2C Switch and the memory chips are arranged on a hard disk backboard, and the selecting Switch is used for providing a corresponding register value for the CPLD according to the logic programming of the CPLD; each memory chip stores a corresponding FW configuration file; the I2C Switch is used for selecting an I2C channel connected with the storage chip according to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD; the I2C Switch is connected with the Expander chip, so that the flexible switching of the FW configuration files of the Expander chip is realized, a plurality of single boards are not needed to distinguish different Expander FW configuration files, and the cost is low.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (8)
1. A kind of selector based on Expander FW configuration file, including CPLD and Expander chip set in hard disk slab, characterized by that, also include:
the selector switch is connected with the CPLD and used for providing corresponding register values for the CPLD according to the logic programming of the CPLD, and the register values correspond to the quantity of the hard disks and the configuration requirements of the disk sequences one by one;
each memory chip stores a corresponding FW configuration file;
the I2C Switch is connected with the CPLD, and the I2C Switch is used for selecting an I2C channel connected with the storage chip according to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD, wherein an FW configuration file stored in the storage chip corresponding to the selected I2C channel is adapted to the configuration requirements of the quantity and the disk order of the hard disks acquired by the CPLD;
the I2C Switch is connected to the Expander chip.
2. The Expander FW profile-based selection device according to claim 1, wherein the selection switch is a dial switch, and the CPLD obtains from the dial switch a value corresponding to the configuration requirements of the number of hard disks and the disk order.
3. The Expander FW profile-based selection apparatus as claimed in claim 2, wherein the memory chip is a SEEPROM chip.
4. The Expander FW profile based selection apparatus of claim 3, wherein the I2CSwitch comprises an upstream I2C interface and a downstream I2C interface;
the downlink I2C interface is respectively connected with the corresponding SEEPROM chip through an I2C channel;
the uplink I2C interface is connected with the Expander chip.
5. A method for selecting based on an Expander FW profile, the method comprising the steps of:
the CPLD acquires register values from the selector switch, wherein the register values correspond to the number of the hard disks and the configuration requirements of the disk sequences one by one;
the CPLD analyzes the acquired register value to obtain the configuration requirements of the number of hard disks and the disk order;
according to the acquired configuration requirements of the number and the sequence of the hard disks, the CPLD addresses the I2C Switch;
according to the acquired configuration requirements of the number of the hard disks and the disk order, the I2C Switch acquires an FW configuration file matched with the acquired configuration requirements of the number of the hard disks and the disk order from a storage chip through a corresponding I2C channel;
and the I2C Switch feeds the obtained FW configuration file back to the Expander chip.
6. The Expander FW profile-based selection method according to claim 5, wherein the selection switch is a dial switch;
the method further comprises the steps of:
setting dial switches on a hard disk backboard in advance, connecting the dial switches to the CPLD, programming the CPLD to realize the configuration of register values of different dial switches corresponding to different hard disk numbers and disk orders, and acquiring the corresponding values of the configuration requirements of the hard disk numbers and the disk orders by the CPLD from the dial switches.
7. The Expander FW profile based selection method of claim 5, wherein the I2CSwitch comprises an upstream I2C interface and a downstream I2C interface;
the downlink I2C interface is respectively connected with the corresponding SEEPROM chip through an I2C channel;
the uplink I2C interface is connected with the Expander chip.
8. The Expander FW profile-based selection method as claimed in claim 5, wherein the memory chip is a SEEPROM chip;
the method further comprises the steps of:
a plurality of SEEPROM chips are arranged on a hard disk backboard in advance, and a corresponding FW configuration file is saved in each SEEPROM chip.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911404932.1A CN111190849A (en) | 2019-12-31 | 2019-12-31 | Selection device and method based on Expander FW configuration file |
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| CN201911404932.1A CN111190849A (en) | 2019-12-31 | 2019-12-31 | Selection device and method based on Expander FW configuration file |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113254087A (en) * | 2021-05-14 | 2021-08-13 | 山东英信计算机技术有限公司 | Method and system for rapidly switching Expander configuration |
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| CN110489367A (en) * | 2019-07-29 | 2019-11-22 | 苏州浪潮智能科技有限公司 | A kind of flexible method and system deployed and be easy to CPLD management backboard |
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2019
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| US20080313658A1 (en) * | 2007-06-14 | 2008-12-18 | Brian James Cagno | Intelligent Dynamic Multi-Zone Single Expander Connecting Dual Ported Drives |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113254087A (en) * | 2021-05-14 | 2021-08-13 | 山东英信计算机技术有限公司 | Method and system for rapidly switching Expander configuration |
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Application publication date: 20200522 |