TW480384B - Circuit for protecting hard disk data - Google Patents

Abstract

The present invention provides a circuit for protecting hard disk data, which includes: a first hard disk connector connected to the hard disk connector of the computer motherboard; a second connector connected to the hard disk; a hard disk signal processor connected to the first hard disk connector, the second connector, and a processor; a random access memory connected to the microprocessor; a nonvolatile memory with program code, wherein the program code can be executed by the microprocessor so that the read/write command from the computer motherboard hard disk connector to the main data space of the hard disk can be converted to the read/write command to the virtual data space corresponding to the hard disk; the microprocessor provided for executing the program code; whereby, when the data in the virtual data space of the hard disk is damaged, the circuit can re-write the data in the main data space of the hard disk into the virtual data space.

Description

480384 V. Inventors say. (1) Field of the Invention The present invention relates to a circuit for protecting hard disk data, and particularly relates to a method for protecting hard disk data by connecting a computer motherboard to a hard disk connector, such as an lI DE interface. t road. BACKGROUND OF THE INVENTION # Knowing and guiding hard disk materials: All the electric cards are plugged into the slots of the ISA (Ind: u: s: trT) PCKPeripheral Component Interconnect on the motherboard of the electric moonpool using an interface card. The only way to know Fang Wenda_ 成 _ to protect hard disk data is often inseparable from intercepting the computer motherboard's BI0s for hard disk operation ^ INT 13 instructions, or often with the operating system of women's clothing The information system of the building case system, for example, the circuit of the conventional hard disk data is designed for the file system of the operating system of the company, and it cannot be directly used for the operations of Apple Inc. "") The system is a standard bidding system, so the conventional way to achieve the protection of the tribute = means and various types of operating systems are interdependent, and at the same time as the circuit of Dong Zhui Ai Mibei material, it must be installed and installed. The driver programs that depend on each other are common. If so, then the circuit-protection of the hard disk data is known as the second type, and the electronic strategy will not work properly. The outline of the invention of the invention is to provide a simple and safe way to wear and capture prisoners: the circuit of the ancestor Yu Lei listener 4 runs this rs can women watch edge protection hard disk negative material on the I motherboard Between the hard disk and the hard disk, the troublesome thief's private child is installed: Μ I has nothing to do with the operating system-without the need for a chaotic lung type, the hard disk data can be protected.

00384 V. Description of the invention (2) In order to achieve the cost of the invention, the circuit includes the first and the present invention provide a hard disk connector for protecting hard disk materials; a second hard disk connector for connecting a computer A motherboard, which is connected to the first hard disk, and d is connected to a hard disk; a hard disk signal processing processor; a random access controller, the second connector, and a micro-processor, so that The computer's main controller is read and written by the microprocessor's data space. The hard disk connector reads / writes the hard disk's-master data space. Replace the code corresponding to the virtual data of the hard disk; by this means, the microprocessor, which is used for execution, is poor enough to destroy virtual data space data and destroy virtual data space. . Chai's main cargo space data is re-written in poverty. In order to make people familiar with this technology effective, it is hereby included in the following two A. Explain the features, functions and functions of the present invention ~ Illustrate the example of the second yoke, and cooperate with the attached drawings to explain the invention in detail. 1 ο ^ Ξ ® ° ® ^ ^ ^ ^ ^ t # ^ t ^ Connect ~ Connect Ha; The hard disk controller 103 of the motherboard 20 is connected to the hard disk X3, which is connected to the hard disk-3α; the hard disk signal at-^ 4, .i 〇t 0 0 ^-^ ^ ^ ^ 103; —One 1 has _7 self-memory body 105, which is connected to a microprocessor ', a non-dependent semiconductor memory 1 02 of Wang code, of which 480384 V. Description of the invention (3) === Code can be microprocessor Step 104 is executed, so that the read / write signal for the main data space of the hard disk 30 from the wire connector 2a of the computer motherboard 20 is changed to read / write the virtual data space corresponding to the hard disk 30. The write signal Γη Γ, the processor 104 is used to execute the code of the non-electronic semiconductor memory. Generally, a traditional computer motherboard 2 〇 usually has at least one = η surface for connecting to iDE (integrated Device Electronics) devices, and users of computer motherboard 20 use this interface to connect DE hard disks, IDE optical disk drives, etc. Device. The circuit of the preferred embodiment of the present invention, which uses the hard disk connector 20a of the computer motherboard 20 as an IDE interface as a disclosure,

Ttr. According to this, the first hard disk connector 100 and the second connector 101 are both connectors, which are connected to the hard disk connector of the computer motherboard 20 with the cables 40a and 40b respectively. 2 a and hard drive 30. According to the circuit 10 of the present invention, the hard disk 30 needs to be first divided into a main data space data 30a and a virtual data space 30b. Figure 2 shows a schematic diagram of hard disk partitioning into primary data space and virtual data space. The main data space data 3 0 a and the virtual data space _ 3 0 b in FIG. 2 are hard disk spaces of the same size, and their starting positions are S0 and S1, respectively, where the value of hard disk space L \ θ is determined by An external prgram code is executed to determine the hard disk 30 to be divided into a main data space 30a of the hard disk space L and a virtual data space 30b of the hard disk space L. Figure 3 shows the execution of external code. For example, in the execution day of FIG. 3, please enter the option of "% value (MB) in the master data office" and enter "1 0 0 0", which indicates that the user divides the hard disk into hard disk space L as 1 0 0 0ΜΒ main data space 30a and hard disk * door dagger

Page 6 480384 V. Description of the invention (4) 100 00MB virtual data space 30b. The main data space 30a is mainly used to store the installed operating system similar to the Windows operating system such as Microsoft, or to further store and install. Users must often use applications such as Microsoft of Windows. For example, the user chooses to enter the "2. First-time installation mode" option on the execution screen in Fig. 3, and the user can install the operating system and application software. When the user finishes installing the operating system and application software in the main data-space 3.0a for the first time, this is opened, so that the person who chooses to enter in the execution day of Figure 3. enters "3. Switch to the virtual data space mode" option , The circuit will copy all the data of the main data space 30a installed for the first time, copy it to the incubation material space 30b, and then switch to the virtual data space ^ Be cautious * ^ Then again ^ 2〇a originally used the main material of hard disk 30 * 53Oh: White fetch / write requirements, which will be converted to correspond to the virtual data tr master read / write requirements, The first time installation is achieved = the operation system / storage with storage space 30a is similar to that of a computer virus, such as the destructive hardware system 2. The destructive action will only affect the removal and writing of the virtual, This person again performs the daytime selection = "rs3 ° b" in Figure 3. At this time, the option of "use space mode", the circuit 10 enters and enters 3. Switch to the virtual data space 30a data, and then Copying :: Installed all the master data to the virtual data space 30b, so ::: material space 3〇b ' After the switching operation. If the hard disk 30 is divided into an operating system and application software space 30c, it can be used by the operating system when there is still remaining space 30c, and the remaining field 1 is a logical hard disk. Figure 4 shows the code 480384 of the present invention in a non-dependent + dependent semiconductor memory.

Flowchart. Step 50 is to judge whether the circuit 10 is switched to the read / write mode of the virtual data space 3 0b. If it is, it goes to step 51, otherwise it goes to step 52. Step 51 is to convert the read / write signal command of the hard disk connector 20a of the circuit motherboard 20 to the main " bay space 30a " into a read / write signal command corresponding to the virtual data space 30b. . For example, the hard disk connector 20a of the circuit motherboard 20 issues a read / write signal command to the SO + χχ position of the main data space 30a. In step 51, the SO + χχ position is converted to the Sl + ^ x position, where the Sl + χχ position The position is located in the virtual data space 30b, which corresponds to the SO + χχ position in the / main data space 30a. Step 52 is a read / write signal command from the hard connector 20a of the circuit main board 20 to the main data space 30a, and directly reads / writes the main data space 30a. For example, the circuit main board 2 〇 hard disk connector 2 0 a sends a read / write signal command to the S 0 + XX position of the main data space 3 0 a, step 52 directly to the main data space 3 0 a ^ s〇 + ^ x position For reading / writing, step 52 is mainly used when the user first installs the operating system and application software in the main data space 30 a. When the user completes the first installation of the operating system and application software in the main After the data space 30a, it can be implemented by executing the above external code ^ to switch the circuit '10 to the read / write mode of the virtual data space 30b, and at the same time the circuit 10 copies all the data in the main data space 30a to the virtual data Space 3 0b. The non-dependent semiconductor memory 102 of the present invention can be used for #flash memory to conveniently update the version of the code stored therein.

480384 V. Description of the invention (6) The above external code can be stored ^ _ f ^ disk), which is executed by a floppy disk drive (not shown in the figure = (fi〇PPy circuit motherboard 20 CPU (not shown)) f ^ The external code is implemented by the BJ0S (see Figure 2). The external code is set to a hot key to execute the external program. The external code is pre-calculated when the power is turned on. The present invention has been disclosed in a preferred embodiment, such as the upper limit of the present invention. Anyone who is familiar with this skill, but it is not used: Second, 'When you can make all kinds of changes without departing from the scope of the present invention when t Attached to the patent application M: J. The present invention guarantees 480384. Schematic description of the invention. Schematic_simple_ Ming. Figure 1 shows the architecture of the invention. Figure 2 shows the hard disk divided into main data space data and virtual Schematic diagram of data space. Figure 3 shows the execution screen of external code. Figure 4 shows the flowchart of the code of the present invention placed in non-electronic semiconductor memory. Figure No. Number Description 10 Circuit for Protecting Hard Disk Data 20 Circuit Host Board 30 Hard Disk 20a Hard Disk Connector 30a Space 3 0b Virtual data space 30c Remaining space 40a Cable 4 0b Cable 100 First hard disk connector 101 Second connector 102 Non-electronic semiconductor memory 103 Hard disk signal processor 104 Microprocessor 105 Random access Memory

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Claims (1)

480384 VI. Scope of patent application Scope of patent application 1 · A circuit for protecting hard disk data, including: a first hard disk connector, which is connected to a hard disk connection of a computer motherboard, a first second connection, a With a code can be used to respond to the hard and the micro, so that the hard room is enough. Two hard disk slotting devices, and a virtual processor for accessing the hard disk of the micro hard disk, and a main processor of the hard disk, which is connected to the hard disk; a processor, which is connected to the first hard disk; A microprocessor, a microprocessor; a memory that is connected to the microprocessor; a non-electrical semiconductor memory of the formula =, wherein the procedure = executes, so that the hard disk of the computer motherboard is connected to the main material The space read / write signal command is converted into a read / write signal command for the quasi-lean space; 'It is used to execute the code; ί t: When the material space data is destroyed, the circuit can be used.' The two materials are rewritten in the virtual data space 2_ · _ If the inflammation connector in item L of the patent application scope is an IDE connector. 3. If the item in the scope of patent application] is an IDE connector. 2. Heart electricity 4. The circuit described in item 1 of the scope of patent application, in which the first hard disk link, in which the second link, in which the second connector 480384. 6. The hardware connected in the scope of patent application The hard disk can be divided into the main data space and the virtual data space by executing an external code (e X terna 1 pr ogr am co d e). 5. The circuit according to item 1 of the scope of patent application, wherein the main data space of the hard disk is used to store an operating system. Page 12