Patent ID: 7409467
Filing Date: 2008-08-05
Classification: G06F

Abstract:
1. A data transfer control system for data transfer through a first bus, the data transfer control system comprising: an address storage section which stores a first address and a first element number, the first address being stored in a first page table element that is being processed at a point at which a bus reset occurs among page table elements of a page table specified by a first command packet transferred through the first bus, the first element number being an element number of the first page table element: an address read section which reads out a second address based on the first element number, the second address being stored in a second page table element among page table elements of a page table specified by a second command packet, the second page element having the same element number as the first element number, the second command packet being transferred through the first bus after the bus reset occurs; an address comparison section which compares the first address and the second address; and a transfer restart section which restarts data transfer from the page table element that is being processed at the point at which the bus reset occurs, when it has been determined that the first address and the second address are the same.