JP2021018595A5

JP2021018595A5 -

Info

Publication number: JP2021018595A5
Application number: JP2019133752A
Authority: JP
Filing date: 2019-07-19
Publication date: 2022-07-26
Anticipated expiration: 2039-07-19

Description

本発明に係る情報処理装置は、複数の領域を有する不揮発性半導体メモリと、ユーザ操作を受け付けることができるユーザインタフェースと、一連の命令を格納するメモリデバイスと、前記複数の領域のうちの一の領域に対する消去処理を前記不揮発性半導体メモリに実行させるためのトリムコマンドを出力する制御部と、を有し、前記制御部は、前記一の領域のマウント設定を取得し、取得したマウント設定に応じて、前記一の領域を対象とするトリムコマンドを前記不揮発性半導体メモリに出力するか否かを判断する。 An information processing apparatus according to the present invention includes a nonvolatile semiconductor memory having a plurality of areas, a user interface capable of accepting user operations, a memory device storing a series of instructions, and one of the plurality of areas. a control unit for outputting a trim command for causing the nonvolatile semiconductor memory to execute an erasing process for one area , wherein the control unit acquires mount settings for the one area and acquires the mount settings. , it is determined whether or not to output a trim command targeting the one area to the nonvolatile semiconductor memory.

Claims

a nonvolatile semiconductor memory having a plurality of regions;
a user interface capable of accepting user operations;
a memory device storing a sequence of instructions;
a control unit that outputs a trim command for causing the nonvolatile semiconductor memory to perform an erasing process on one of the plurality of areas ;
has
The control unit
Get the mount settings of the one area,
determining whether or not to output a trim command targeting the one area to the nonvolatile semiconductor memory according to the acquired mount setting ;
Information processing equipment.

By executing the instructions stored in the memory device in a state in which the control unit does not accept user operations on the user interface,
Get the mount settings of the one area,
Determining whether to output a trim command targeting the one area according to the obtained mount setting ;
The information processing apparatus according to claim 1.

The state in which no user operation is accepted on the user interface is realized when the user interface accepts a user operation for executing shutdown processing for shutting down the information processing device .
3. The information processing apparatus according to claim 2.

By executing instructions stored in the memory device, the control unit
determining whether the mount setting of the obtained one area is writable;
outputting a trim command targeting the one area when it is determined that the acquired mount setting of the one area is writable;
The information processing apparatus according to any one of claims 1 to 3 .

The state in which user operations on the user interface are not accepted is realized by an update process to the nonvolatile semiconductor memory that is performed when the information processing device is restarted.
3. The information processing apparatus according to claim 2.

By executing instructions stored in the memory device, the control unit
determining whether or not to output a trim command to the nonvolatile semiconductor memory in accordance with the execution of a program used for restarting the information processing device or updating the nonvolatile semiconductor memory;
3. The information processing apparatus according to claim 1 or 2 .

The nonvolatile semiconductor memory has a first area for recording a program that is executed when the information processing apparatus is normally started, and a second area for recording only a program that is executed when updating the first area . having a region and
By executing instructions stored in the memory device, the control unit
rebooting the information processing device from a normal activation state to an update activation state;
updating the program in the first area in the restart state for updating;
outputting a trim command for causing the nonvolatile semiconductor memory to execute an erasing process on the first area ;
7. The information processing apparatus according to claim 6.

By executing instructions stored in the memory device, the control unit
Rebooting the information processing device from the boot state for update to the normal boot state
updating the program in the second area in the state of normal startup after restart ;
The information processing apparatus according to claim 7.

By executing instructions stored in the memory device, the control unit
mounting the one area of the plurality of areas as a writable area in order to generate a trim command after restarting the information processing apparatus in update processing;
copy the update data to the first area and replace it,
outputting a trim command for executing an erasing process for the one area;
executing a restart process based on the update data of the one area;
9. The information processing apparatus according to claim 7 or 8 .

By executing instructions stored in the memory device, the control unit
mounting another area different from the one area among the plurality of areas as a writable area in order to generate a trim command after restarting the information processing apparatus in the update process;
generating trim commands for the other regions ;
The information processing device according to claim 9 .

The information processing device is an image forming device that executes a print job, a scan job, or a copy job,
The information processing apparatus according to any one of claims 1 to 10.

The control unit
not outputting a trim command targeting the one area to the nonvolatile semiconductor memory when the mount setting of the one area is not writable;
outputting a trim command targeting the one area to the nonvolatile semiconductor memory when the mount setting of the one area is writable;
The information processing apparatus according to claim 1.

In a state where the control unit does not accept user operations on the user interface,
Get the mount settings of the one area,
Determining whether to output a trim command targeting the one area according to the acquired mount setting of the one area;
The information processing apparatus according to claim 1.

The plurality of areas have a first area for recording programs executed during normal startup and a second area for recording programs executed during update startup,
When the information processing device is in a startup state in normal startup, the control unit
Acquiring the mount settings of the first area and the second area,
not outputting to the non-volatile semiconductor memory a trim command targeting the first area whose mount setting is not writable;
outputting to the non-volatile semiconductor memory a trim command targeting the second area in which mount settings are writable;
The information processing apparatus according to claim 1.

When the information processing device is in a start-up state for updating, the control unit
Acquiring the mount settings of the first area and the second area,
not outputting to the non-volatile semiconductor memory a trim command targeting the second area whose mount setting is not writable;
outputting a trim command targeting the first area in which mount settings are writable to the nonvolatile semiconductor memory;
15. The information processing apparatus according to claim 14.

The trim command is a command for executing a trim process for deleting used and unnecessary data in the target area,
15. The information processing apparatus according to claim 14.

A control method for an information processing device that executes processing using a nonvolatile semiconductor memory having a plurality of areas ,
an output step of outputting a trim command to the non-volatile semiconductor memory for causing the non-volatile semiconductor memory to perform an erasing process on one of the plurality of regions;
The output step includes
an acquisition step of acquiring mount settings for the one area ;
a determination step of determining whether or not to output a trim command targeting the one area to the nonvolatile semiconductor memory according to the obtained mount setting ;
A control method for an information processing device, comprising:

A program for causing a computer to execute a control method for an information processing device that executes processing using a nonvolatile semiconductor memory having a plurality of areas ,
The method for controlling the information processing device includes:
an output step of outputting a trim command to the non-volatile semiconductor memory for causing the non-volatile semiconductor memory to perform an erasing process on one of the plurality of regions;
The output step includes
an acquisition step of acquiring mount settings for the one area ;
a determination step of determining whether or not to output a trim command targeting the one area to the nonvolatile semiconductor memory according to the obtained mount setting ;
A program that has