CN1139878C

CN1139878C - Method for formatting

Info

Publication number: CN1139878C
Application number: CNB001087118A
Authority: CN
Inventors: 健李; 李健; 陈玄同; 林光信
Original assignee: Inventec Corp
Current assignee: Inventec Corp
Priority date: 2000-05-30
Filing date: 2000-05-30
Publication date: 2004-02-25
Anticipated expiration: 2020-05-30
Also published as: CN1326140A

Abstract

The present invention relates to a method for formatting which comprises the steps: firstly, dividing a hard disk into a plurality of partitions (namely a C partition, a D partition, an E partition, a F partition, etc.); then, executing a self-defined transfer program so as to automatically modify the contents of a BPDB table, a, DDPB table and a CDS table which are used for storing the characteristic information of the partitions according to the information of the partitions set by users; finally, the start addresses of the tables are newly written into the corresponding addresses of a memory of a system so as to replace the BPDB table, the, DDPB table and the CDS table which are used for storing the information of the original partitions. In this way, relevant parameters after the hard disk is divided into the partitions can be automatically stored in the memory of the system, and a computer does not need to be restarted.

Description

Carry out formative method

Technical field

The present invention relates to the formative method of a kind of execution, particularly a kind of computing machine of need not resetting just can be carried out formative method.

Background technology

In the prior art, if the user wants a fdisk and format, its common practice is at first carried out partition programs (Fdisk) (step 101) as shown in Figure 1, and the hard disk of this moment has promptly write down partition information; After executing division operation, reset computing machine (Reboot) (step 102); Afterwards, system is Basic Input or Output System (BIOS) driving parameters data block (BIOS Drive Parameter Block; BDPB), DOS driving parameters data block (Dos Drive Parameter Block; DDPB), current directory structure (Current Directory Structure; CDS) Biao new data drawing-in system internal memory (step 103); Carry out formatted program (Format) then, hard disk is formatd, its process comprises and finds dos sequence of pointers (step 104); Find the BDPB table in the position of internal memory (step 105) by the dos sequence of pointers; Reaching by the dos sequence of pointers finds the DDPB table in the position of internal memory (step 106); Show in the position of internal memory (step 107) with find CDS by the dos sequence of pointers; Carry out formatted program (step 108) at last, a hard disk is carried out subregion and formative process thereby finished.Yet the shortcoming of the method is the relevant information that can not immediately revise in the Installed System Memory, and must realize upgrading for information about purpose by restarting computing machine, so inefficiency, and operating process does not have continuity.

Summary of the invention

So, the object of the invention provides a kind of quick, automatically carry out fdisk, formative method, wherein, this method provides an interconnecting module, this interconnecting module can be according to the information behind the subregion, immediately revise the related content in the internal memory automatically, the user must not restart computing machine, in can automatic update system about the relevant information in user's newly developed area, thereby directly carry out the operation of disk format, improved work efficiency, reduced operation steps, shortened subregion and formative time, pilot process need not the user restart computing machine, can realize fast, auto-partition and format.

Another object of the present invention provides a kind of signaling transfer point, this function can be when carrying out the fdisk operation, immediately and dynamically revise the relevant recorded information in the internal memory, make its automatic record partitioning and formative relevant information, thereby finish the quick formatting process, and need not restart, guarantee the continuity of the lifting and the work of work efficiency.

To achieve these goals,, provide a kind of execution formative method, comprise the following step: carry out division operation, system disk is divided into a plurality of subregions according to one aspect of the present invention; Carry out switch over operation, and interrupt to obtain the DOS sequence of pointers by executive system; Find BDPB, DDPB before the described division operation, CDS position according to described DOS sequence of pointers at Installed System Memory; In described Installed System Memory, apply for enough address spaces; Duplicate BDPB, DDPB, CDS table; Revise the parameter of relevant described division operation in the Installed System Memory; And described a plurality of subregions are carried out format manipulation one by one, wherein, the step of partitioned parameters comprises the following step in the described modification Installed System Memory: the characteristic information that reads a described subregion; Revise the content of corresponding BDPB, DDPB, CDS table respectively according to described characteristic information; Revise described DOS sequence of pointers, make it point to the content of new BDPB, DDPB, CDS table; And carry out described DOS sequence of pointers, read new BDPB, the DDPB behind the described division operation, the content of CDS table.

Description of drawings

Below, with reference to description of drawings detailed content of the present invention and technology, in the accompanying drawings:

Fig. 1 is the format process flow diagram of prior art;

Fig. 2 is a functional module calcspar of the present invention;

Fig. 3 is a format process flow diagram of the present invention;

Fig. 4 is the details process flow diagram of modification subregion characteristic parameter of the present invention; And

Fig. 5 is a memory table address assignment synoptic diagram of the present invention.

Embodiment

In a preferred embodiment of the invention, it (is the C district that one hard disk is divided into a plurality of subregions, the D district, the E district, the F district ...), the partition programs of operative norm at first, carry out self-defining switch code then, find the BPDB table of depositing the subregion characteristic information by the DOS sequence of pointers again, the address of DDPB table and CDS table, revise the content of these three tables according to resulting relevant information, and then with in the appropriate address in the start address of these tables write memory again, the BPDB table of original partition information is deposited in replacement, DDPB table and CDS table, so just need not restart computing machine, and the related parameter that has behind the scoring area is preserved by system disk, so finished the robotization subregion process that need not the user manually restarts computing machine, at this moment, at these subregions, carry out a plurality of formats (Format) program respectively, each subregion is formatd, promptly finished whole formative process.

Now be described in detail as follows: as shown in Figure 2: at first hard disk is carried out subregion, carry out partition programs (step 201) according to functional module calcspar of the present invention with regard to whole formative process; Behind the subregion, parameter on the hard disk and relevant information generation respective change by the interconnecting module (step 202) that the present invention carried, are automatically revised the parameter (step 203) of relevant subregion in the Installed System Memory; Keep the information of these relevant subregions,, then carry out formatting module (step 204), realize the hard disk behind the subregion is formatd seriatim so that make system can confirm the result of division operation.

Fig. 3 is a format process flow diagram of the present invention, that is shows switch code flow process of the present invention, at first carries out partition programs (step 301); Hard disk is carried out subregion, carry out self-defined switch code (step 302); Then interrupt obtaining DOS sequence of pointers (step 303) by executive system; And judge system break whether run succeeded (step 304); If get nowhere, then retry (step 305); If retry is still unsuccessful, then failure is withdrawed from; If retry success is then found BDPB before the subregion according to the DOS sequence of pointers, DDPB, CDS is in the position of internal memory (step 306); Then in Installed System Memory, apply for enough address spaces (step 307), and judge whether to apply for successfully (step 308); If do not apply for successfully, then retry (step 309); If retry is still unsuccessful, then failure is withdrawed from; If retry success (comprise once and applying for successfully) is then duplicated BDPB in the Installed System Memory of applying for, DDPB, CDS shows (step 310); Then read the correlated characteristic information (comprising the parameter of some relevant subregions etc.) (step 311) of relevant logical partition; According to the corresponding respectively BDPB that revises of above information, DDPB, the related content (step 312) of CDS table; And revise the DOS sequence of pointers, make it point to new BDPB, DDPB, the content (step 313) of CDS table; Carry out the DOS sequence of pointers, read new BDPB behind the subregion, DDPB, the content (step 314) of CDS table; Carry out formatted program (step 315) one by one according to the number of partitions at last, realize format manipulation automatically, can finish this moment hard disk is carried out subregion and formative one by one automatically formatting process each subregion.

The details flow process of wherein relevant modification subregion characteristic parameter at first reads partition table (step 401) as shown in Figure 4; Obtain the title (Head) of subregion, cylinder (Cylinder) and sector (Sector) information (step 402); Then obtain the size of relevant subregion and the information (step 403) of media type; And read the relevant parameter (step 404) of divisional type; And, revise guiding (Boot) district correlation parameter (step 405) according to divisional type; At last according to divisional type, revised file allocation table (File Allocation Table; FAT) district's correlation parameter (step 406).

Fig. 5 is a memory table address assignment synoptic diagram of the present invention, and the relevant BDPB table of original subregion state, DDPB table and CDS table, three diverse locations that its start address leaves in respectively in the internal memory (are address 1, address 2, address 3), by pointing to the DOS sequence of pointers of these addresses, read the content of three tables, and behind the subregion position of these three tables in the internal memory is changed to the pairing start address of new table, make the DOS sequence of pointers can be by reading these three positions in the internal memory, obtain to point to the start address of three new tables, distinguish corresponding content so that obtain amended three new tables.

Though it is as above open that the present invention has carried out with aforesaid preferred embodiment; right its is not in order to limit the present invention; any person skilled in the art; under the situation that does not break away from the spirit and scope of the present invention; can carry out some and revise and retouching, so protection scope of the present invention should be as the criterion with accompanying Claim institute restricted portion.

Claims

1. carry out formative method for one kind, comprise the following step:

Carry out division operation, system disk is divided into a plurality of subregions;

Carry out switch over operation, and interrupt to obtain the DOS sequence of pointers by executive system;

Find Basic Input or Output System (BIOS) driving parameters data block before the described division operation, DOS driving parameters data block, current directory structure position according to described DOS sequence of pointers at Installed System Memory;

In described Installed System Memory, apply for enough address spaces;

Duplicate BDPB, DDPB, CDS table;

Revise the parameter of relevant described division operation in the Installed System Memory; And

Described a plurality of subregions are carried out format manipulation one by one,

Wherein, the step of partitioned parameters comprises the following step in the described modification Installed System Memory:

Read the characteristic information of a described subregion;

Revise the content of corresponding BDPB, DDPB, CDS table respectively according to described characteristic information;

Revise described DOS sequence of pointers, make it point to the content of new BDPB, DDPB, CDS table; And

Carry out described DOS sequence of pointers, read new BDPB, the DDPB behind the described division operation, the content of CDS table.

2. the formative method of execution as claimed in claim 1, wherein, the described step of revising corresponding BDPB, DDPB, CDS table content respectively according to characteristic information comprises the following step:

Read the partition table of described subregion;

Obtain title, cylinder and the sector auxiliary information of described subregion;

Obtain the size of described subregion and the information of media type;

Read the parameter of the type of described subregion;

According to the type of described subregion, revise the parameter of boot section; And

According to the type of described subregion, revised file distributes the parameter of list area.