08312176 cites 253 patents.

A computer program product is provided for performing: sending, by a channel subsystem, a process login (PRLI) request message to the control unit that indicates whether the channel subsystem supports bi-directional data transfer; receiving a PRLI response message from the control unit that indicates whether the control unit supports bi-directional data transfer; gathering a plurality of commands, at least one which specifies an input data transfer and at least one specifying an output data transfer; sending at least one output data message to the control unit including output data to be transferred to the control unit, the output data message associated with the at least one of the plurality of commands specifying an output data transfer; and receiving at least one input message from the control unit including input data to be stored in a main storage of the host computer system.

Title
Facilitating transport mode input/output operations between a channel subsystem and input/output devices
Application Number
13/173772
Publication Number
8312176 (B1)
Application Date
June 30, 2011
Publication Date
November 13, 2012
Inventor
Harry M Yudenfriend
Poughkeepsie
NY, US
Dale F Riedy
Poughkeepsie
NY, US
Louis W Ricci
Hyde Park
NY, US
Matthew J Kalos
Tucson
AZ, US
Roger G Hathorn
Tucson
AZ, US
John R Flanagan
Poughkeepsie
NY, US
Daniel F Casper
Poughkeepsie
NY, US
Scott M Carlson
Tucson
AZ, US
Agent
Steven Chiu
Cantor Colburn
Assignee
International Business Machines Corporation
NY, US
IPC
G06F 3/01
G06F 3/00
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