公开(公告)号：JP2001022686A

公开(公告)日：2001-01-26

申请号：JP2000172663

申请日：2000-06-08

Applicant: IBM

Inventor： KELLEY RICHARD A ,  NEAL DANNY MARVIN ,  THURBER STEVEN MARK ,  ADARUBAATOU GIRAAMO JENS

IPC: G06F13/36 ,  G06F11/00 ,  G06F13/14 ,  G06F13/38 ,  G06F13/40

Abstract: PROBLEM TO BE SOLVED: To provide an improved method and an execution system by which a buffer can be more effectively used in the case of transferring information between devices connected in an information processing system. SOLUTION: In this information processing system, a system bridge circuit can execute or over commits a transaction request from a system device to information transfer exceeding the current capacity of a bridge circuit in order to receive requested information while returning it from an instructed target device such as system memory 1O9 or other system device.