JPS62248027A - Data processor - Google Patents

Data processor

Info

Publication number
JPS62248027A
JPS62248027A JP61091303A JP9130386A JPS62248027A JP S62248027 A JPS62248027 A JP S62248027A JP 61091303 A JP61091303 A JP 61091303A JP 9130386 A JP9130386 A JP 9130386A JP S62248027 A JPS62248027 A JP S62248027A
Authority
JP
Japan
Prior art keywords
magnetic disk
mpu
control device
disk device
data processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP61091303A
Other languages
Japanese (ja)
Inventor
Hisashi Aoto
青砥　久志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP61091303A priority Critical patent/JPS62248027A/en
Publication of JPS62248027A publication Critical patent/JPS62248027A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671—In-line storage system
    • G06F3/0673—Single storage device

Abstract

PURPOSE:To obtain a device having an inexpensive and compact housing, by constituting a data processor so that a magnetic disk control device and a magnetic disk device can be used in common by plural pieces of MPUs. CONSTITUTION:An MPU 1 has an arithmetic operation control function, and a magnetic disk control device 2 is provided between the MPU 1 and a magnetic disk device 3A, and controls transmission and reception of a data to and from the magnetic disk device 3A by a command from the MPU 1. The magnetic disk device 3A executes write/read-out onto a disk or from the disk by a command from the magnetic disk control device 2A. A data processor 10A is constituted so that plural pieces of MPUs 1, and the magnetic disk control device 2A and the magnetic disk device 3A which are used in common by the MPUs are provided in the same housing. In such a way, a device of an inexpensive and compact housing is obtained.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、データの記憶、演算、出力等を行なうデー
タ処理装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a data processing device that performs data storage, calculation, output, etc.

〔従来の技術〕[Conventional technology]

第６図は、従来のデータ処理装置の一例を示すブロック
図である。図において、（１）は演算制御機能をもつマ
イクロプロセッサユニット（以下ＭＰＵとする）　、（
２）はこのＭＰＵ（１）と後述する磁気ディスク装置の
間にあって、ＭＰ［７（１）からの指令により、磁気デ
ィスク装置に対してデータの送受を制御する磁気ディス
ク制御装置、そして（３）はこの磁気ディスク制御装置
（２）からの指令によりディスク上にもしくはディスク
上からのデータの書込み／読み出しを行なう磁気ディス
ク装置であり、データ処理装置（１０）はこれらの装置
からなる複数組（第３図では２組）のものが同一筐体内
に設けられて構成されている。FIG. 6 is a block diagram showing an example of a conventional data processing device. In the figure, (1) is a microprocessor unit (hereinafter referred to as MPU) with an arithmetic control function, (
2) is a magnetic disk control device that is located between this MPU (1) and a magnetic disk device (described later) and controls the transmission and reception of data to and from the magnetic disk device based on commands from MP [7 (1); and (3) is a magnetic disk device that writes/reads data on or from the disk according to commands from the magnetic disk control device (2), and the data processing device (10) is a magnetic disk device that writes/reads data on or from the disk according to commands from the magnetic disk control device (2). In Fig. 3, two sets) are provided in the same housing.

次に動作について説明する。各々磁気ディスク装置（６
）にデータの書込み／読出しを行なうときは、まずＭＰ
Ｕ（１１から入出力命令が磁気ディスク制御装置（２）
に渡され、磁気ディスク制御装置（２）は命令の解析を
行ない命令に対応した動作を行なって磁気ディスク装置
（３日こ指令を渡す。磁気ディスク装置（３）は、この
指令に従ってデータの書込み／読出しを行なう。これら
動作は４、各々ＭＰＵ　（１）に対して同一の機能ブロ
ックで、独自に行なっていた。Next, the operation will be explained. Each magnetic disk device (6
), when writing/reading data to/from the MP
U (I/O commands from 11 to magnetic disk controller (2)
The magnetic disk control device (2) analyzes the command, performs the operation corresponding to the command, and passes the command to the magnetic disk device (3 days).The magnetic disk device (3) writes data according to this command. /reading.These operations are performed independently by the same functional block for each MPU (1).

〔発明が解決しようとする問題点〕[Problem that the invention seeks to solve]

従来のデータ処理装置は以上のように、同一筐体内で同
一機能を有する磁気ディスク装置および磁気ディスク制
御装置をそれぞれ複数個備えているため、その分筐体の
容積を大きくしなければならないという問題点があった
。As described above, conventional data processing devices are equipped with multiple magnetic disk devices and magnetic disk control devices each having the same function in the same housing, so the problem is that the volume of the housing must be increased accordingly. There was a point.

この発明は、上記のような問題点を解決するためになさ
れたもので、コンパクトな筐体で従来機と同等の機能を
有するデータ処理装置を得ることを目的とする。The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a data processing device that has a compact housing and has the same functions as conventional devices.

〔問題点を解決するための手段〕 この発明に係るデータ処理装置は、磁気ディスク装置お
よび磁気ディスク制御装置を共用し、磁気ディスク装置
の記録媒体上をある境界をもって各ＭＰＵの専用領域に
分割したものである。[Means for Solving the Problems] A data processing device according to the present invention shares a magnetic disk device and a magnetic disk control device, and divides the recording medium of the magnetic disk device into exclusive areas for each MPU with certain boundaries. It is something.

〔作　用〕[For production]

この発明における記録媒体上（ディスク上）の分割点は
、ハードウェアの設定する特定の点で一義的に決定され
、ディスク上の成るシリンダ・アドレスをもって内周側
と外周側に分割される。In this invention, the dividing point on the recording medium (on the disk) is uniquely determined by a specific point set by the hardware, and the disk is divided into an inner circumferential side and an outer circumferential side based on the cylinder address.

〔実施例〕〔Example〕

以下、この発明の一実施例を図について説明する。第１
図において、（１）は演算制御機能をもつＭＰＵである
。（２人）はＭＰＵと後述する磁気ディスク装置の間に
あって、ＭＰＵ　（１）からの指令により、磁気ディス
ク装置に対してデータの送受を制御する磁気ディスク制
御装置、（、Ａ）はこの磁気ディスク制御装置（２人）
からの指令によりディスク上にもしくはディスク上から
データの書込み／読み出しを行なう磁気ディスク装置で
あり、データ処理装置（１０Ａ）は複数個（第１図では
２個）のＭＰＵ（１）と、これらで共用する磁気ディス
ク制御装置（２人）および磁気ディスク装置（６Ａ）と
が、同一筐体内に設けられて構成されている。各々の機
能ブロックの基本的機能は、従来のものと同じである。An embodiment of the present invention will be described below with reference to the drawings. 1st
In the figure, (1) is an MPU with an arithmetic control function. (2) is a magnetic disk control device that is located between the MPU and a magnetic disk device (described later), and controls the transmission and reception of data to and from the magnetic disk device based on commands from the MPU (1); Control device (2 people)
The data processing device (10A) is a magnetic disk device that writes/reads data on or from the disk according to commands from the disk. A shared magnetic disk control device (for two people) and a magnetic disk device (6A) are provided in the same housing. The basic function of each functional block is the same as the conventional one.

また、第２図に磁気ディスク装置（３Ａ）の構成図を示
した。磁気ディスク装置（３Ａ）のディスク上は、各々
のＭＰＵ（１）の専用領域として、論理的に分割される
。すなわち、一方のＭＰＵ（１１に対しては、例えば領
域１を、また他方のＭＰＵ（１）に対しては、例えば領
域２をそのＭＰｔｌｒ（１）の専用領域とし、別の領域
はアクセスできないようにする。また、ＭＦＵ（１）か
ら見たディスク上のアドレスは各々零から始まる論理ア
ドレスであり、磁気ディスク装置（３Ａ）に対する物理
アドレスへの変換は磁気ディスク制御装置ｆｆ１（２Ａ
）が行なう。したがって、一方のＭｐＵ（１）から見る
とアドレス０からｎの容量を持つディスク装置　（ＫＡ
）が存在し、また、他方のＭＰＵ（１）から見るとアド
レスＯからｐの容量を持つ磁気ディスク装置（３Ａ）が
存在する。Further, FIG. 2 shows a configuration diagram of the magnetic disk device (3A). The disk of the magnetic disk device (3A) is logically divided as a dedicated area for each MPU (1). That is, for one MPU (11), for example, area 1 is set as an exclusive area for that MPtlr (1), and for the other MPU (1), for example, area 2 is set as an exclusive area for that MPtlr (1), and other areas are made inaccessible. In addition, each address on the disk seen from the MFU (1) is a logical address starting from zero, and conversion to a physical address for the magnetic disk unit (3A) is performed by the magnetic disk controller ff1 (2A
) is carried out. Therefore, from the perspective of one MpU (1), the disk device (KA
) exists, and from the perspective of the other MPU (1), there also exists a magnetic disk device (3A) with a capacity from address O to p.

なお、上記実施例では、ＭＰＵが２台の場合の例を示し
たが、３台以上の複数台の場合でも、各ＭＰＨの専用領
域にディスクを分割することによって、上記実施例と同
様の効果を奏する。In the above embodiment, an example is shown in which there are two MPUs, but even in the case of three or more MPUs, the same effect as in the above embodiment can be obtained by dividing the disk into dedicated areas for each MPU. play.

〔発明の効果〕〔Effect of the invention〕

以上のように、この発明によればデータ処理装置を複数
個のＭＰＵで磁気ディスク制御装置および磁気ディスク
装置を共用するよう構成したので、安価で、コンパクト
な筐体のものが得られる効果がある。As described above, according to the present invention, since the data processing device is configured so that a plurality of MPUs share the magnetic disk control device and the magnetic disk device, it is possible to obtain an inexpensive and compact housing. .

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの発明の一実施例によるデータ処理装置のブ
ロック図である。第２図は第１図中の磁気ディスク装置
の構成図、第３図は従来のデータ処理装置を示すブロッ
ク図である。 各図において、（１）はマイクロプロセッサユニット（
ＭＰＵ　）、（２人）は磁気ディスク制御装置、（３Ａ
）は磁気ディスク装置、（１０Ａ）はデータ処理装置で
ある。 なお、図中、同一符号は同一、又は相当部分を示す。 惠１図 １０＾ 氾２図FIG. 1 is a block diagram of a data processing device according to an embodiment of the present invention. FIG. 2 is a configuration diagram of the magnetic disk device shown in FIG. 1, and FIG. 3 is a block diagram showing a conventional data processing device. In each figure, (1) is the microprocessor unit (
MPU), (2 people) magnetic disk control unit, (3A
) is a magnetic disk device, and (10A) is a data processing device. In addition, in the figures, the same reference numerals indicate the same or equivalent parts. Megumi 1 Figure 10^ Flood 2 Figure

Claims (2)

【特許請求の範囲】[Claims] （１）演算処理機能を有する複数のマイクロプロセッサ
ユニットと、ディスク上がハードウェアの設定する特定
の点で上記各々のマイクロプロセッサユニットの専用領
域に分割された１つの磁気ディスク装置と、上記各マイ
クロプロセッサユニットと磁気ディスク装置の間に接続
されて、各マイクロプロセッサユニットからの指令に従
って、上記磁気ディスク装置に対してデータの送受制御
を行う磁気ディスク制御装置とを備えたデータ処理装置
。(1) A plurality of microprocessor units having arithmetic processing functions, one magnetic disk device whose disk is divided into exclusive areas for each of the above microprocessor units at specific points set by the hardware, and each of the above microprocessor units. A data processing device comprising: a magnetic disk control device connected between a processor unit and a magnetic disk device to control data transmission and reception with respect to the magnetic disk device according to commands from each microprocessor unit. （２）複数のマイクロプロセッサユニット、磁気ディス
ク装置および磁気ディスク制御装置が同一筐体内に設け
られたことを特徴とする特許請求の範囲第１項記載のデ
ータ処理装置。(2) The data processing device according to claim 1, wherein a plurality of microprocessor units, a magnetic disk device, and a magnetic disk control device are provided in the same housing.
JP61091303A 1986-04-22 1986-04-22 Data processor Pending JPS62248027A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61091303A JPS62248027A (en) 1986-04-22 1986-04-22 Data processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61091303A JPS62248027A (en) 1986-04-22 1986-04-22 Data processor

Publications (1)

Publication Number Publication Date
JPS62248027A true JPS62248027A (en) 1987-10-29

Family

ID=14022696

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61091303A Pending JPS62248027A (en) 1986-04-22 1986-04-22 Data processor

Country Status (1)

Country Link
JP (1) JPS62248027A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0464985A (en) * 1990-07-04 1992-02-28 Sharp Corp Recorder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0464985A (en) * 1990-07-04 1992-02-28 Sharp Corp Recorder

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