CN1889030A

CN1889030A - Device and method for simulating hard disk

Info

Publication number: CN1889030A
Application number: CN 200510080182
Authority: CN
Inventors: 张安胜
Original assignee: Giga Byte Technology Co Ltd
Current assignee: Giga Byte Technology Co Ltd
Priority date: 2005-06-30
Filing date: 2005-06-30
Publication date: 2007-01-03
Anticipated expiration: 2025-06-30
Also published as: CN100403246C

Abstract

The invention discloses a device and a method for simulating a hard disk, which comprises a core logic chip, a main memory module and a setting module, wherein the setting module is used for setting the main memory module to be provided with a memory access area and a hard disk access area, and the core logic chip comprises a memory controller and a conversion interface controller and is respectively used for controlling the data reading of the memory access area and the hard disk access area. Therefore, when the core logic chip receives a read-write signal sent by the computer system to the main memory module, the read-write signal is judged to belong to a memory read-write signal or a hard disk read-write signal, and if the read-write signal belongs to the memory read-write signal, the read-write signal is transmitted to the memory controller; and if the read-write signal is judged to belong to the hard disk read-write signal, the read-write signal is transmitted to the conversion interface controller. Therefore, the invention can improve the overall speed of the computer.

Description

The devices and methods therefor of analog hard disk

Technical field

The present invention relates to a kind of devices and methods therefor of analog hard disk, particularly relate to a kind of devices and methods therefor of realizing analog hard disk with internal memory.

Background technology

Because computing machine is day by day popularized, and the function of computing machine is also more and more stronger, therefore the periphery of many support computing machines is equipped with and also and then becomes many, as: calculating punch, USB device, 1394 devices ... adding software engineering also and then promotes, software category miscellaneous also presents variation, and these factors have attracted the user to continue to use a computer, computing machine has become indispensable the same instrument in the life, so is often also storing data miscellaneous in the computing machine and using for the user.

But for computing machine, but be that a lot of times are arranged is to be wasted in to search on the data, and many data all are to be placed in the hard disk, because the characteristic of this body structure of hard disk, there be the rotational time (rotation time) of many consumptions at data search time of moving head (seek-time) and Spindle Motor the access time that it spent, and these are to cause the access speed of hard disc data and the main cause that can't mention in the same breath with internal memory.Also because of so when the data in the computing machine reading writing harddisk, even if the central processing unit arithmetic speed is fast again, the time of the inter-process data of the hard disk that still clamps on own.

And for the speed that how to promote hard disk, as U.S. Pat 5,594,926 disclose a kind of system that accelerates hard disk speed, its IO instruction that conventional central processor is sent splits into two operations reading and write and can be performed simultaneously, and utilize the programmable buffer to adjust hard disk IO cycle length, to be compatible with the speed of different hard disks.And aforesaid United States Patent (USP) remains data is placed in the hard disk, therefore when again hard disk being carried out data read, needing still can't to avoid the consumption of the rotational time (rotation time) of data search time (seek-time) of moving head and Spindle Motor.

Summary of the invention

Technical matters to be solved by this invention provides a kind of devices and methods therefor of analog hard disk, rotates the technical matters that causes time loss because of moving head and Spindle Motor when the solution prior art is carried out data read to hard disk.

For achieving the above object, the invention provides a kind of device of analog hard disk, be applied to a computer system, its characteristics are, comprising: a main memory module comprises an internal memory at least; One setting module has a memory access district and a harddisk access district in order to set this main memory module; And a core logic chipset, comprising: a core logic body, control the reading and writing data of this main memory module; One Memory Controller Hub, signal are connected to this core logic body, receive a memory read-write signal and in order to control the reading and writing data in this memory access district; One translation interface controller, signal are connected to this core logic body, receive a disk read-write signal and in order to control the reading and writing data in this harddisk access district, this translation interface controller also becomes this memory read-write signal with this disk read-write conversion of signals; This core logic body receives this computer system and sends a read-write to this main memory module, and judge that this read-write is to belong to this memory read-write signal or this disk read-write signal, when judging this read-write and belong to this memory read-write signal, this read-write is sent to this Memory Controller Hub; And when judging this read-write and belong to this disk read-write signal, this read-write is sent to this translation interface controller.

The device of above-mentioned analog hard disk, its characteristics are, save as volatile ram in this.

The device of above-mentioned analog hard disk, its characteristics are that this setting module is a Basic Input or Output System (BIOS).

The device of above-mentioned analog hard disk, its characteristics are that this core logic chipset is a north bridge chips.

The device of above-mentioned analog hard disk, its characteristics are that this core logic chipset is for integrating the chip of north bridge and south bridge.

The device of above-mentioned analog hard disk, its characteristics are that this translation interface controller is the controller of hard-disk interface transpose memory interface.

The device of above-mentioned analog hard disk, its characteristics are, also advance one one and comprise a power supply, and signal is connected to this main memory module.

The device of above-mentioned analog hard disk, its characteristics are that this power supply is source current or the battery fully in this computer system.

In order better to realize purpose of the present invention, the present invention also provides a kind of method of analog hard disk, be applied to a computer system, its characteristics are that a main memory module that comprises the following steps: to set in this computer system has a memory access district and a harddisk access district; One core logic chipset is provided, and this core logic chipset is provided with a Memory Controller Hub of the data access of controlling this memory access district and a translation interface controller of controlling the data access in this harddisk access district; When this core logic chipset receives this computer system and sends a read-write to this main memory module, judge that this read-write is to belong to memory read-write signal or disk read-write signal; When judging this read-write and belong to the memory read-write signal, this read-write is sent to this Memory Controller Hub; And when judging this read-write and belong to the disk read-write signal, this read-write is sent to this translation interface controller.

The method of above-mentioned analog hard disk, its characteristics are that this setting step is set this main memory module by the Basic Input or Output System (BIOS) in this computer system.

The method of above-mentioned analog hard disk, its characteristics are that this core logic chipset is a north bridge chips.

The method of above-mentioned analog hard disk, its characteristics are that this core logic chipset is for integrating the chip of north bridge and south bridge.

The method of above-mentioned analog hard disk, its characteristics are that this translation interface controller is the controller of hard-disk interface transpose memory interface.

The method of above-mentioned analog hard disk, its characteristics are, also further comprise: provide a power supply to be supplied to this main memory module.

The method of above-mentioned analog hard disk, its characteristics are that this power supply is backup battery or the battery in this computer system.

Technique effect of the present invention is:

Adopt the devices and methods therefor of analog hard disk of the present invention, in main memory module, provide analog hard disk for use, because adopt internal memory to come analog hard disk, when being carried out data read, analog hard disk can not cause time loss, therefore the bulk velocity that deposit data wherein can effectively be promoted computing machine because of moving head and Spindle Motor rotation.

Further describe specific embodiments of the invention below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is the system framework figure of preferred embodiment of the present invention;

Fig. 2 is the system framework figure of another preferred embodiment of the present invention; And

Fig. 3 is the process flow diagram of preferred embodiment of the present invention.

Wherein, description of reference numerals is as follows:

10 central processing units

11,17 core logic chipsets

111 core logic bodies

112 Memory Controller Hub

121 internal memories

113 translation interface controllers

12 main memory modules

121 internal memories

13 setting modules

14 South Bridge chips

15 hard disks

Embodiment

The present invention proposes a kind of devices and methods therefor of analog hard disk, allow internal memory in the computer system have the feature operation of harddisk access, because the speed of internal memory reading of data is far faster than hard disk, therefore the present invention utilizes segment space in the internal memory as analog hard disk, data are put this space, to improve the bulk velocity of computing machine.

See also Fig. 1, it is the system framework figure of one of preferred embodiment of the present invention, present embodiment includes: a central processing unit 10, a core logic chipset 11, a main memory module 12, a setting module 13, a South Bridge chip 14 and a hard disk 15, wherein core logic chipset 11 also further includes: a core logic body 111, a Memory Controller Hub 112 and a translation interface controller 113.And 113 fens level signals of Memory Controller Hub 112 and translation interface controller are connected to core logic body 111, and core logic body 111 is used for controlling the reading and writing data of main memory module 12.Memory Controller Hub 112 is used for receiving a memory read-write signal, and controls main memory module 12 stored data write according to this memory read-write signal.Translation interface controller 113 is used for receiving the disk read-write signal, and provide signal format conversion to this disk read-write signal, convert thereof into and be compatible with the internal memory signal that main memory module 12 uses, and control main memory module 12 stored data write according to the internal memory signal after this conversion.Core logic chipset 11 then can receive by computer system and send read-write to main memory module 12, and judge that this read-write is to belong to memory read-write signal or disk read-write signal, if the memory read-write signal then is sent to Memory Controller Hub 112, if the disk read-write signal then is sent to translation interface controller 113.

And main memory module 12 signals are connected to core logic chipset 11, can be used to receive the memory read-write signal of Memory Controller Hub 112 or 113 outputs of translation interface controller.Main memory module 12 is made up of a plurality of internal memories 121, and these internal memories 121 belong to reading speed volatile ram faster, as SDRAM, DDRAM etc.Data when the main memory module 12 of present embodiment is carried out except computer system can be provided or program store and use, also can use as analog hard disk, and how in main memory module 12, to be partitioned into two kinds of storage areas that type of service is different, one is to belong to the memory access district that uses as primary memory in the computer system, another then is the harddisk access district that uses as analog hard disk, then be to set, set main memory module 12 identifications and can allow computer system distinguish according to this by 13 pairs of main memory modules 12 of setting module.In addition because the internal memory 121 that main memory module 12 uses belongs to volatile ram, after the computer system shutdown, main memory module 12 loss of power and can't data memory, present embodiment provides a power supply 16 to be supplied to main memory module 12 to this, can continue to preserve data to guarantee the harddisk access district that uses as hard disk in the main memory module 12.And the enforcement of this power supply 16 can be reached by being equipped with source current or battery (as mercury battery) in the computer system.

And setting module 13 signals of present embodiment are connected to South Bridge chip 14, and it is that unit is partitioned into above-mentioned memory access district and harddisk access district in the process that main memory module 12 is set with the internal memory in the main memory module 12 121.Therefore after the setting via setting module 12, after computer system is started shooting again, can recognize the hard disk 15 that signal is connected in South Bridge chip 14, and the analog hard disk in main memory module 12.And present embodiment comes analog hard disk with main memory module 12, if will carry out data read to this analog hard disk, reading and writing data with general hard disk for computer system is the same, do not need to do any change, because the disk read-write signal that is sent by central processing unit 10, if the data of this disk read-write signal institute desire read-write are placed on hard disk 15, then this disk read-write signal sends hard disk 15 to by South Bridge chip 14; And if the data of this disk read-write signal institute desire read-write are placed on the harddisk access district in the main memory module 12, then this disk read-write signal sends harddisk access district in the main memory module 12 to by translation interface controller 113.

Above-mentioned core logic chipset 11 is a north bridge chips, and translation interface controller 113 is the controller of hard-disk interface transpose memory interface, and hard-disk interface can be IDE or SATA interface, and setting module 13 is Basic Input or Output System (BIOS) (BIOS).

See also Fig. 2, it is the system framework figure of one of another preferred embodiment of the present invention, its with a last embodiment different be in, core logic chipset 17 is for integrating the chip of north bridge and south bridge, and 15 fens level signals of setting module 13 and hard disk are connected to core logic chipset 17, the function mode of this embodiment analog hard disk is identical with a last embodiment, all can be formed with the harddisk access district of analog hard disk in main memory module 12.

See also Fig. 3, it is the process flow diagram of one of preferred embodiment of the present invention, and the system architecture based on previous embodiment discloses about setting the mode of analog hard disk, includes the following step: at first behind the step S301 computer booting; S303 enters setting module 13; S305 sets the size of analog hard disk then; The S307 computing machine is cut apart main memory module according to the size of aforementioned setting analog hard disk afterwards; And through after the previous segmentation, S309 produces analog hard disk in main memory module 12, and primary memory mould module 12 includes a memory access district and a harddisk access district at this moment; Last S311 setting module 13 stores above-mentioned setting.Therefore after computing machine is started shooting next time again, just can recognize the analog hard disk in the primary memory mould 12.

In sum, previous embodiment provides a kind of and at the main memory module in the computing machine its emulation is being become to have the function of hard disk read-write operations, and can be with the mass data that needs in the present hard disk to use, be put into the analog hard disk in the main memory module, so can significantly promote the bulk velocity of computing machine.

Hardware configuration with main memory module comes analog hard disk to have following advantage in addition:

1, the read or write speed of analog hard disk and main memory handles speed synchronization need not have the stand-by period.

2, the setting of analog hard disk is finished by Basic Input or Output System (BIOS), and set finish after computing machine can recognize analog hard disk automatically, and without any need for driver.

3, the data read-write control of analog hard disk is responsible for by the translation interface controller, and can not waste the resource of computer system.

4, can be compatible with any operating system.

5, can not cause cost burden.

The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Every according to equivalence variation and modification that the present invention did, all contained by claim of the present invention.

Claims

1. A device for simulating a hard disk, applied to a computer system, characterized in that it comprises:

A main memory module, including at least one memory;

a setting module, used to set the main memory module to have a memory access area and a hard disk access area; and

A core logic chip, including: a core logic body, which controls the data reading and writing of the main memory module; a memory controller, which is signal-connected to the core logic body, receives a memory read-write signal and is used to control the memory access area Data reading and writing; a conversion interface controller, the signal is connected to the core logic body, receives a hard disk reading and writing signal and is used to control the data reading and writing of the hard disk access area, and the conversion interface controller also converts the hard disk reading and writing signal Become the memory read and write signal;

The core logic body receives a read-write signal sent by the computer system to the main memory module, and judges whether the read-write signal belongs to the memory read-write signal or the hard disk read-write signal, and when it is judged that the read-write signal belongs to the When the memory read/write signal is sent, the read/write signal is sent to the memory controller; and when it is judged that the read/write signal belongs to the hard disk read/write signal, the read/write signal is sent to the conversion interface controller.

2. The device for simulating a hard disk according to claim 1, wherein the memory is a volatile memory.

3. The device for simulating a hard disk according to claim 1, wherein the setting module is a basic input and output system.

4. The device for simulating a hard disk according to claim 1, wherein the core logic chip is a north bridge chip.

5. The device for simulating a hard disk according to claim 1, wherein the core logic chip is a chip integrating a north bridge and a south bridge.

6. The device for simulating a hard disk according to claim 1, wherein the interface conversion controller is a controller for converting a hard disk interface to a memory interface.

7. The device for simulating a hard disk according to claim 1, further comprising a power supply, the signal of which is connected to the main memory module.

8. The device for simulating a hard disk according to claim 7, wherein the power source is a backup power source or a battery in the computer system.

9. A method for simulating a hard disk, applied to a computer system, comprising the following steps:

setting a main memory module in the computer system to have a memory access area and a hard disk access area;

A core logic chip is provided, and the core logic chip is provided with a memory controller controlling data access of the memory access area and a conversion interface controller controlling data access of the hard disk access area;

When the core logic chip receives a read/write signal sent by the computer system to the main memory module, it is judged whether the read/write signal belongs to a memory read/write signal or a hard disk read/write signal;

When it is judged that the read-write signal belongs to the memory read-write signal, the read-write signal is sent to the memory controller; and

When it is judged that the read/write signal belongs to the hard disk read/write signal, the read/write signal is sent to the conversion interface controller.

10. The method for simulating a hard disk according to claim 9, wherein in the setting step, the basic input and output system in the computer system sets the main memory module.

11. The method for simulating a hard disk according to claim 9, wherein the core logic chip is a north bridge chip.

12. The method for simulating a hard disk according to claim 9, wherein the core logic chip is a chip integrating the North Bridge and the South Bridge.

13. The method for simulating a hard disk according to claim 9, wherein the interface conversion controller is a controller for converting a hard disk interface to a memory interface.

14. The method for simulating a hard disk according to claim 9, further comprising: providing a power supply to the main memory module.

15. The method for simulating a hard disk according to claim 14, wherein the power source is a backup power source or a battery in the computer system.