Patent ID: 9069486
Filing Date: 2015-06-30
Classification: G06F

Abstract:
1. A data transfer control device complying with a communication protocol which executes an update of information from an attachment device in a predetermined area of a system memory, the device comprising: a receiving part receiving the information from the attachment device; a transferring part transferring the information in the predetermined area, the information from the transferring part overwritten in the predetermined area sequentially; and a determining part inhibiting a transfer of the information in the transferring part to omit the update of the information in the predetermined area, wherein the information is a frame information structure (FIS)-information as a response of a selected command among registered commands, and the determining part allows transferring the information to the system memory when the selected command is a final command, and inhibits transferring the information to the system memory when the selected command is a command except the final command.