Invoking hardware recovery actions via action latches

Details Invoking hardware recovery actions via action latches Invoking hardware recovery actions via action latches

1992-01-03

1994-06-28

Canney, Vincent P.

Excavating

371 111, G06F 1120

Patent

active

053255208

ABSTRACT:
A computer system having a number of circuits and error detection circuitry for detecting errors in the circuits and providing error signals. Error recovery is provided by detecting an error with checking logic, turning off system clocks and invoking error recovery software, executing recovery software to recover from the error and set an action latch, turning on system clocks, taking hardware recovery action in response to the action latch, resetting the action latch and continue processing. Action latches are used extensively throughout the computer system.

REFERENCES:
patent: 5153881 (1992-10-01), Bruckert et al.
Computer Architecture and Organization, Second Edition, by John P. Hayes, pp. 664-667, .COPYRGT.1988 by McGraw Hill Inc.

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