JPS57159317A - Initial set control system for system - Google Patents
Initial set control system for systemInfo
- Publication number
- JPS57159317A JPS57159317A JP56044844A JP4484481A JPS57159317A JP S57159317 A JPS57159317 A JP S57159317A JP 56044844 A JP56044844 A JP 56044844A JP 4484481 A JP4484481 A JP 4484481A JP S57159317 A JPS57159317 A JP S57159317A
- Authority
- JP
- Japan
- Prior art keywords
- data
- failure
- parity error
- deletion
- way
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Hardware Redundancy (AREA)
- Debugging And Monitoring (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
PURPOSE:To prevent the generation of system down due to a fixed failure in an initial program loading, by disconnecting a failed part of the system before the initial program loading of an operating system. CONSTITUTION:If a parity error exists in tag information read out from a tag section 9-0, a parity error FF15-0 is set, and a deletion FF21-0 is set with a CHECK timing. When the FF21-0 is set, a replacement circuit 8 excludes its way from the objective of replacement. Data in a data section 10-0 are set to a fatch data register 16 and if this data includes a parity error, the FF21-0 is set. If the failure is detected in the process of system effecting processing, the failure is regarded as a fixed failuren and an operation state register 20-i corresponding to the deletion FF-i which is set, is set from a service processor. Then, a way (i) is not usable even if the CPU is set.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56044844A JPS57159317A (en) | 1981-03-27 | 1981-03-27 | Initial set control system for system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56044844A JPS57159317A (en) | 1981-03-27 | 1981-03-27 | Initial set control system for system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57159317A true JPS57159317A (en) | 1982-10-01 |
JPH0119180B2 JPH0119180B2 (en) | 1989-04-10 |
Family
ID=12702777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56044844A Granted JPS57159317A (en) | 1981-03-27 | 1981-03-27 | Initial set control system for system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57159317A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59111539A (en) * | 1982-12-17 | 1984-06-27 | Fujitsu Ltd | Microprogram loading system |
JPS60247750A (en) * | 1984-05-23 | 1985-12-07 | Nec Corp | Control system for initial system constitution |
-
1981
- 1981-03-27 JP JP56044844A patent/JPS57159317A/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59111539A (en) * | 1982-12-17 | 1984-06-27 | Fujitsu Ltd | Microprogram loading system |
JPH0142008B2 (en) * | 1982-12-17 | 1989-09-08 | Fujitsu Ltd | |
JPS60247750A (en) * | 1984-05-23 | 1985-12-07 | Nec Corp | Control system for initial system constitution |
Also Published As
Publication number | Publication date |
---|---|
JPH0119180B2 (en) | 1989-04-10 |
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