Control system for controlling the pending data to write back in

Details Control system for controlling the pending data to write back in Control system for controlling the pending data to write back in

1994-10-03

1998-03-24

Robertson, David L.

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

39518204, 711112, G06F 1300

Patent

active

057324085

ABSTRACT:
A control system controls a cache storage unit including a nonvolatile memory, the cache storage unit being provided in a data processing system having a host computer and an auxiliary storage unit. The control system includes a first writing function block for writing updated data, which is updated in the cache storage unit by the host computer, in the nonvolatile memory, a determining function block for determining whether or not the auxiliary storage unit is in a ready state where data can be stored in the auxiliary storage unit, a detecting function block for detecting the restoring of the auxiliary storage unit when the determining function block determines that the auxiliary storage unit is not in the ready state, and second writing function block for writing in the auxiliary storage unit the updated data which has been maintained in the nonvolatile memory.

REFERENCES:
patent: H1221 (1993-08-01), Best et al.
patent: 4101969 (1978-07-01), Lawson et al.
patent: 4916605 (1990-04-01), Beardsley et al.
patent: 5051887 (1991-09-01), Berger et al.
patent: 5247640 (1993-09-01), Maehara
patent: 5274799 (1993-12-01), Brant et al.

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