CN206441176U - One kind encryption board - Google Patents
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- CN206441176U CN206441176U CN201621437949.9U CN201621437949U CN206441176U CN 206441176 U CN206441176 U CN 206441176U CN 201621437949 U CN201621437949 U CN 201621437949U CN 206441176 U CN206441176 U CN 206441176U
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Abstract
The utility model technical field of data processing, more particularly to a kind of encryption board, larger, the problem of being unfavorable for integrated is accumulated to solve existing densifying plate card body.The encryption board of the utility model embodiment includes the first memory module and the second memory module for data storage, the multiple encryption chips encrypted using algorithms of different and the Power PC Processor that using multiple encryption chips data are carried out with encryption and decryption processing；Power PC Processor is connected with multiple encryption chips；Power PC Processor is connected with the first memory module and the second memory module.The processor that the encryption board of the utility model embodiment is used is Power PC Processor, Power PC Processor is more powerful relative to other processor functions, the number of extraneous chip can be effectively reduced, so that the densifying plate card small volume of Power PC Processor, improves integration degree.
Description
Technical field
The utility model is related to technical field of data processing, more particularly to a kind of encryption board.
Background technology
With the development of information security, data message is encrypted storage turns into current development trend.Currently, exist
When storage is encrypted to the data message in server apparatus, encryption board is mainly used to the data in server apparatus
Information carries out encryption and decryption processing.
The processor of current encryption board is mainly using DSP (at Digital Signal Processor, data signal
Manage device), because the function that DSP processor can be realized is limited, it is stuck in enter data message using the densifying plate of DSP Processor
During row encryption and decryption, in addition it is also necessary to set extra chip in encryption board, so as to realize the encryption and decryption functions of encryption board.Example
Such as, using the chip for also needing to set generation random number in the encryption board of DSP Processor.Because encryption board is used for service
The data message of device carries out encryption and decryption, for integrated higher and higher server, has strict limit to the volume for encrypting board
System, and use and also need to set extra chip in the encryption board of DSP Processor, the volume for encrypting board can be caused larger.
To sum up shown, existing densifying plate card body product is larger, is unfavorable for integrated.
Utility model content
The utility model provides a kind of encryption board, larger to solve existing densifying plate card body product, is unfavorable for integrated
The problem of change.
Based on above mentioned problem, the utility model embodiment provides a kind of encryption board, including：First for data storage
Memory module and the second memory module, the multiple encryption chips also encrypted including the use of algorithms of different and the multiple encryption of use
Chip carries out the Power PC Processor of encryption and decryption processing to data；
The Power PC Processor is connected with the multiple encryption chip；
The Power PC Processor is connected with first memory module and second memory module.
Because the processor that the encryption board of the utility model embodiment is used is Power PC Processor, PowerPC processing
Device is more powerful relative to other processor functions, can effectively reduce the number of extraneous chip；And Power PC Processor body
Product is smaller, so that the densifying plate card small volume of Power PC Processor, improves integration degree.
Optionally, first memory module is NORFLASH, and second memory module is DDR3.
Optionally, the NORFLASH is connected by EBI with the Power PC Processor.
Optionally, the multiple encryption chip is two encryption chips；
Wherein, the first encryption chip in described two encryption chips passes through I2C interface connects with the Power PC Processor
Connect；
The second encryption chip in described two encryption chips is connected by EBI with the Power PC Processor.
Optionally, PLD is also included between the special encryption chip and the Power PC Processor
CPLD；
One end of the CPLD is connected by the EBI with the Power PC Processor, the other end with it is described specially
Connected with encryption chip.
Optionally, the Power PC Processor is connected by PCIE interfaces with server.
Optionally, the Power PC Processor also includes jtag interface.
Optionally, the encryption board also includes voltage transformation module；
One end of the voltage transformation module is connected by PCIE interfaces with the Power PC Processor, the other end and clothes
Business device connection.
Optionally, the voltage transformation module is four tunnels DC/DC converters in parallel.
Optionally, the DC/DC converters are RT7295C and/or low pressure difference linear voltage regulator LDO.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly introduced, it should be apparent that, drawings in the following description are only some implementations of the present utility model
Example, without having to pay creative labor, can also be attached according to these for one of ordinary skill in the art
Figure obtains other accompanying drawings.
Fig. 1 is the structural representation one that the utility model embodiment encrypts board；
Fig. 2 is the structural representation two that the utility model embodiment encrypts board；
Fig. 3 is the structural representation one of the utility model embodiment voltage transformation module；
Fig. 4 is the structural representation two of the utility model embodiment voltage transformation module.
Embodiment
The encryption board of the utility model embodiment is included for the first memory module of data storage and the second storage mould
Data are also carried out encryption and decryption by block including the use of multiple encryption chips of algorithms of different encryption and using the multiple encryption chip
The Power PC Processor of processing；The Power PC Processor is connected with the multiple encryption chip；The Power PC Processor
It is connected with first memory module and second memory module.
Because the processor that the encryption board of the utility model embodiment is used is Power PC Processor, PowerPC processing
Device is more powerful relative to other processor functions.For example, Power PC Processor is internally integrated the module of generation random number,
Extra in encryption board it need not increase the module of generation random number.The number of extraneous chip can be effectively reduced, so as to adopt
With the densifying plate card small volume of Power PC Processor, integration degree is improved.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, be not whole realities
Apply example.Based on the embodiment in the utility model, those of ordinary skill in the art institute under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of the utility model protection.
As shown in figure 1, a kind of encryption board of the utility model embodiment includes：First memory module 101, second is stored
Module 102, multiple encryption chips 103 and Power PC Processor 104；
Wherein, multiple encryption chips 103 are the encryption chip using algorithms of different；
Specifically, having a kind of AES defined in each encryption chip 103；Different 103 pairs of differences of encryption chip
Data type carry out encryption and decryption processing.
Power PC Processor 104 is used to carry out encryption and decryption processing to data using the multiple encryption chip.
Because the utility model embodiment is to carry out encryption and decryption processing, i.e. Power PC Processor 104 to the data of server
For carrying out encryption and decryption processing to the data of server using the multiple encryption chip.
Power PC Processor 104 is connected with the first memory module 101；The memory module of Power PC Processor 104 and second
102 connections；Power PC Processor 104 is connected with each encryption chip 103 in multiple encryption chips.
Power PC Processor in the utility model embodiment is the central processing unit based on C9000PowerPC.
The frequency highest of Power PC Processor can reach 1GMHz.
Optionally, the first memory module 101 is NORFLASH, and the second memory module 102 is DDR3.
That the second memory module 102 is selected is 1bit DDR3 in the utility model embodiment；
That the first memory module 101 is selected is 16bit NORFLASH in the utility model embodiment；
Wherein, the key used when being and carrying out encryption and decryption processing to data stored in NORFLASH, and related journey
Ordinal number evidence；It is used for the operation program data when Power PC Processor carries out encryption and decryption processing to data in DDR3.
Optionally, the NORFLASH is connected by EBI with the Power PC Processor.
The new encryption board of this implementation is illustrated with a specific embodiment below.
Specific embodiment：
As shown in Fig. 2 a kind of encryption board of the utility model embodiment includes：NORFLASH 201, DDR3 202,
One encryption chip 203, the second encryption chip 204 and Power PC Processor 205.
The Power PC Processor 205 of the utility model embodiment has EBI 206, I2C interface 207；Wherein, always
Line interface 206 is 16bit EBI.
There are different AESs defined in first encryption chip 203 and the second encryption chip 204.
NORFLASH 201 is connected by EBI 206 with the Power PC Processor 205；
First encryption chip 203 passes through I2C interface 207 is connected with the Power PC Processor 205；
Second encryption chip 204 is connected by EBI 206 with the Power PC Processor 205.
Optionally, CPLD (Complex are also included between the second encryption chip 204 and Power PC Processor
Programmable Logic Device, CPLD) 208.
Wherein, CPLD 208 one end is connected by EBI with the Power PC Processor 205, the other end and institute
The second encryption chip 204 is stated to connect.
It should be noted that due to the encryption chip 204 of Power PC Processor 205 and second in the utility model embodiment
Between sequential and bit wide disunity, between the encryption chip 204 of Power PC Processor 205 and second increase CPLD 208, from
And realize timing conversion and bit wide extension.
Encryption board as shown in Figure 2, the Power PC Processor 205 of the encryption board also has the He of PCIE interfaces 209
Jtag interface 210；
Power PC Processor 205 is connected by PCIE interfaces 209 with server, realizes Power PC Processor 205 and clothes
Communication between business device.
The jtag interface 210 of Power PC Processor 205 is used to be connected with other equipment, enters the debugging and programming of line program.
Optionally, the encryption board of the utility model embodiment also includes voltage transformation module 211.
Specifically, one end of the voltage transformation module 211 passes through PCIE interfaces 209 and the Power PC Processor 205
Connection, the other end is connected with server.
It should be noted that the encryption board of the utility model embodiment obtains power supply from server side, specifically, passing through
The PCIE interfaces 209 of Power PC Processor 205 obtain power supply from server side.
As shown in figure 3, the structural representation of the voltage transformation module of the utility model embodiment.The utility model embodiment
Voltage transformation module be four tunnels DC/DC converters in parallel.
Optionally, DC/DC converters are RT7295C and/or low pressure difference linear voltage regulator LDO.
Per DC/DC converters all the way by RT7295C and/or LDO i.e. in the utility model embodiment voltage transformation module
Composition.
Below so that server voltage is 12V as an example, illustrate that the voltage transformation module of the utility model embodiment enters voltage
The process of row conversion.
As shown in figure 4, first via DC/DC converters are made up of the first RT7295C and the first LDO in voltage transformation module；
Second road DC/DC converters are made up of the 2nd RT7295C and the 2nd LDO；3rd road DC/DC converters are by the 3rd RT7295C groups
Into；4th road DC/DC converters are made up of the 4th RT7295C.
Specifically, first via DC/DC converters will take the 12V voltages to server to be converted to by the first RT7295C
3.3V voltage；3.3V voltage is converted to 1.8V voltage by the first LDO.
Second road DC/DC converters are converted to 5V voltage by taking to the 12V voltages of server by the 2nd RT7295C；
3.3V voltage is converted to 2.5V voltage by the 2nd LDO.
3rd road DC/DC converters are converted to 1.5V electricity by taking to the 12V voltages of server by the 3rd RT7295C
Pressure.
4th road DC/DC converters are converted to 1.2V electricity by taking to the 12V voltages of server by the 4th RT7295C
Pressure.
Wherein, the first LDO can select SPX1117M3-1.8；2nd LDO can select SPX1117M3-2.5.
The utility model embodiment converts the voltage into 1.5v, 3.3v, 1.2v, 2.5v, 5V that module is converted to and is supplied to
Power PC Processor；1.8v and 3.3v are supplied to the second encryption chip；5v and 3.3v are supplied to the first encryption chip；Will
1.5v is supplied to DDR3；3.3v, 2v are supplied to NORFLASH.
Obviously, those skilled in the art can carry out various changes and modification without departing from this practicality to the utility model
New spirit and scope.So, if these modifications and variations of the present utility model belong to the utility model claim and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these changes and modification.
Claims (10)
1. one kind encryption board, including the first memory module and the second memory module for data storage, it is characterised in that also
Encryption and decryption processing is carried out to data including the use of multiple encryption chips of algorithms of different encryption and using the multiple encryption chip
Power PC Processor；
The Power PC Processor is connected with the multiple encryption chip；
The Power PC Processor is connected with first memory module and second memory module.
2. encryption board as claimed in claim 1, it is characterised in that first memory module is NORFLASH, described the
Two memory modules are DDR3.
3. as claimed in claim 2 encryption board, it is characterised in that the NORFLASH by EBI with it is described
Power PC Processor is connected.
4. board is encrypted as claimed in claim 1, it is characterised in that the multiple encryption chip is two encryption chips；
Wherein, the first encryption chip in described two encryption chips passes through I2C interface is connected with the Power PC Processor；
The second encryption chip in described two encryption chips is connected by EBI with the Power PC Processor.
5. board is encrypted as claimed in claim 4, it is characterised in that second encryption chip and the PowerPC processing
Also include complex programmable logic device (CPLD) between device；
One end of the CPLD is connected by the EBI with the Power PC Processor, and the other end adds with described second
Close chip connection.
6. board is encrypted as claimed in claim 1, it is characterised in that the Power PC Processor passes through PCIE interfaces and clothes
Business device connection.
7. board is encrypted as claimed in claim 1, it is characterised in that the Power PC Processor also includes jtag interface.
8. the encryption board as described in claim 1~7 is any, it is characterised in that the encryption board also includes voltage conversion
Module；
One end of the voltage transformation module is connected by PCIE interfaces with the Power PC Processor, the other end and server
Connection.
9. board is encrypted as claimed in claim 8, it is characterised in that the voltage transformation module is four tunnels DC/DC in parallel
Converter.
10. board is encrypted as claimed in claim 9, it is characterised in that the DC/DC converters are RT7295C and/or low pressure
Difference linear constant voltage regulator LDO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621437949.9U CN206441176U (en) | 2016-12-26 | 2016-12-26 | One kind encryption board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621437949.9U CN206441176U (en) | 2016-12-26 | 2016-12-26 | One kind encryption board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206441176U true CN206441176U (en) | 2017-08-25 |
Family
ID=59647476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621437949.9U Active CN206441176U (en) | 2016-12-26 | 2016-12-26 | One kind encryption board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206441176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110020536A (en) * | 2019-04-11 | 2019-07-16 | 南方电网科学研究院有限责任公司 | Distribution automation equipment, data encryption and decryption method and system |
-
2016
- 2016-12-26 CN CN201621437949.9U patent/CN206441176U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110020536A (en) * | 2019-04-11 | 2019-07-16 | 南方电网科学研究院有限责任公司 | Distribution automation equipment, data encryption and decryption method and system |
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