Operation apparatus and operation apparatus control method

• US 20060004999A1
• Filed: 01/26/2005
• Published: 01/05/2006
• Est. Priority Date: 06/30/2004
• Status: Active Grant

• Current Assignee: Fujitsu Limited
• Original Assignee: Fujitsu Limited
• Inventors: Fujisawa, Hisanori, Saito, Miyoshi
• Granted Patent: US 7,725,698 B2
• Time in Patent Office: Days
• US Class Current: 712/245
• CPC Class Codes: G06F 15/7867 with reconfigurable architecture

Abstract

An operation apparatus includes a plurality of operation device units; a configuration memory storing setting information provided for each predetermined state of the plurality of operation device units; and a sequencer controlling the plurality of operation device units by outputting transition destination addresses designating relevant information from configuration information comprising the setting information provided for each state of the operation device units stored in the configuration memory, wherein the sequencer carries out operation based on task information previously loaded and a change-over condition signal output from the plurality of operation device units, and generates the transition destination address to output to the configuration memory.

Claims

1. An operation apparatus comprising:

a plurality of operation device units;

a configuration memory storing setting information provided for setting each predetermined state of the plurality of operation device units; and

a sequencer controlling the plurality of operation device units by outputting transition destination addresses designating relevant information, from among configuration information stored in said configuration memory, comprising the setting information provided for setting each state of the operation device units, wherein;

the sequencer carries out operation based on task information previously loaded and a change-over condition signal output from the plurality of operation device units, and generates the transition destination address to the configuration memory.

2. The operation apparatus as claimed in claim 1, comprising a change-over condition signal generating part generating the change-over condition signal to the sequencer when a predetermined branch condition is detected as a result of operation of the plurality of operation device units.

3. The operation apparatus as claimed in claim 2, wherein:

said change-over condition signal generating part is provided inside of the plurality of operation device units.

4. The operation apparatus as claimed in claim 1, wherein:

the sequencer comprises a state table having the current transition destination address of the configuration memory input thereto, and outputting an operation code for determining a predetermined transition destination address generating method and outputting a jump offset value depending on the contents of the operation code; and

a transition destination address generating part determining the transition destination address to be subsequently applied, by means of operation based on the operation code, the jump offset value from said state table as well as the change-over condition signal.

5. The operation apparatus as claimed in claim 1, wherein:

a part is provided to externally input, to the configuration memory, the setting information provided for setting each state of the plurality of operation device units.

6. The operation apparatus as claimed in claim 1, wherein:

the change-over condition signal output to the sequencer comprises a change-over condition code indicating the contents of a predetermined change-over condition generated from the inside of the plurality of operation device units, and a change-over condition generation signal indicating at timing of actually applying the change-over condition.

7. The operation apparatus as claimed in claim 1, comprising:

a network part switching electric connection among the plurality of operation device units according to information designated by the transition destination address from among the configuration information.

8. The operation apparatus as claimed in claim 4, wherein:

said state table comprises a RAM or a ROM.

9. The operation apparatus as claimed in claim 4, wherein:

the operation code determining the predetermined transition destination address generating method designates any one of a sequential mode for adding 1 to a predetermined address value;

an unconditional jump mode for changing an address unconditionally by a relevant jump offset value; and

a conditional branch execution mode for changing the address by the jump offset value when receiving the change-over condition signal or simply adding one to the predetermined address value when not receiving the change-over condition signal.

10. The operation apparatus as claimed in claim 4, wherein;

a mode is provided for generating the transition destination address by adding the jump offset value to the jump register value determined by the plurality of operation device units.

11. The operation apparatus as claimed in claim 4, wherein:

the jump offset value stored in the state table indicates an offset value with respect to a value set in a predetermined base address register.

12. An operation apparatus control method for controlling an operation apparatus which comprises a plurality of operation device units;

a configuration memory storing setting information provided for setting each predetermined state of the plurality of operation device units; and

a sequencer controlling the plurality of operation device units by outputting transition destination addresses designating relevant information from among configuration information stored in said configuration memory comprising the setting information provided for setting each state of the operation device units, comprising the steps, carried out by the sequencer, of;

a) carrying out operation based on task information previously loaded and a change-over condition signal output from the plurality of operation device units; and

b) generating the transition destination address to the configuration memory.

13. The operation apparatus control method as claimed in claim 12, comprising the step of:

c) generating the change-over condition signal to the sequencer when a predetermined branch condition is detected as a result of operation of the plurality of operation device units.

14. The operation apparatus control method as claimed in claim 13, wherein:

said step c) is carried out inside of the plurality of operation device units.

15. The operation apparatus control method as claimed in claim 12, wherein:

said step b) comprises the steps of;

b-1) responding to the current transition destination address of the configuration memory for outputting an operation code for determining a predetermined transition destination address generating method and outputting a jump offset value depending on the contents of the operation code; and

b-2) determining the subsequent transition destination address by means of operation based on the operation code, the jump offset value provided from said state table as well as the change-over condition signal.

16. The operation apparatus control method as claimed in claim 12, comprising the step of:

c) inputting the setting information, provided for setting each state of the plurality of operation device units, to the configuration memory.

17. The operation apparatus control method as claimed in claim 12, wherein:

the change-over condition signal output to the sequencer comprises a change-over condition code indicating the contents of a predetermined change-over condition generated from the inside of the plurality of operation device units, and a change-over condition generation signal indicating a timing of actually applying the change-over condition.

18. The operation apparatus control method as claimed in claim 12, further comprising the step of:

c) switching electric connection among the plurality of operation device units according to information designated by the transition destination address from among the configuration information.

19. The operation apparatus control apparatus as claimed in claim 15, wherein:

said step b) comprises the step of;

b-1) determining the predetermined transition destination address generating method designates any one of a sequential mode for adding 1 to a predetermined address value;

an unconditional jump mode for changing an address unconditionally by a relevant jump offset value; and

a conditional branch mode for changing the address by the jump offset value when receiving the change-over condition signal or adding one to the predetermined address value when not receiving the change-over condition signal.

20. The operation apparatus control method as claimed in claim 15, further comprising the step of:

d) generating the transition destination address by adding the jump offset value to the jump register value determined by the plurality of operation device units.

21. The operation apparatus control method as claimed in claim 15, wherein:

the jump offset value stored in the state table indicates an offset value with respect to a value set in a predetermined base address register.