1
Private Ugochukwu Njoku
Daniel F Casper, Mark P Bendyk, John R Flanagan, Catherine C Huang, Matthew J Kalos, Ugochukwu C Njoku, Dale F Riedy, Gustav E Sittmann, Harry M Yudenfriend: Providing indirect data addressing in an input/output processing system where the indirect data address list is non-contiguous. International Business Machines Corporation, Cantor Colburn, John Campbell, March 5, 2013: US08392619

Systems, methods and computer program products for providing indirect data addressing at an I/O subsystem of an I/O processing system. The computer program product includes a tangible storage medium readable by a processing circuit and storing instructions for execution by the processing circuit for ...


2
Private Ugochukwu Njoku
Harry M Yudenfriend, Daniel F Casper, John R Flanagan, Matthew J Kalos, Dale F Riedy, Louis W Ricci, Roger G Hathorn, Gustav E Sittmann, Ugochukwu C Njoku, Catherine C Huang, Scott M Carlson: Cancel instruction and command for determining the state of an I/O operation. International Business Machines Corporation, Cantor Colburn, Steven Chiu, April 24, 2012: US08166206

The state of an input/output (I/O) operation is determined in an I/O processing system. A command is received from an I/O operating system at a channel subsystem for initiating the I/O operation, a time period is for completion of the I/O operation, and the command for initiating the I/O operation i ...


3
Private Ugochukwu Njoku
Harry M Yudenfriend, Daniel F Casper, John R Flanagan, Matthew J Kalos, Dale F Riedy, Louis W Ricci, Roger G Hathorn, Gustav E Sittmann, Ugochukwu C Njoku, Catherine C Huang, Scott M Carlson: Determining the state of an I/O operation. International Business Machines Corporation, Cantor Colburn, John Campbell, January 31, 2012: US08108570

A state of an input/output (I/O) operation in an I/O processing system is determined. A request for performing the I/O operation is received from an I/O operating system at a channel subsystem and forwarded to a control unit controlling an I/O device for executing the I/O operation. After a predeter ...


4
Private Ugochukwu Njoku
Daniel F Casper, Mark P Bendyk, John R Flanagan, Catherine C Huang, Matthew J Kalos, Ugochukwu C Njoku, Dale F Riedy, Gustav E Sittmann, Harry M Yudenfriend: Providing indirect data addressing in an input/output processing system where the indirect data address list is non-contiguous. International Business Machines Corporation, Cantor Colburn, John Campbell, February 15, 2011: US07890668

Systems, methods and computer program products for providing indirect data addressing at an I/O subsystem of an I/O processing system. The computer program product includes a tangible storage medium readable by a processing circuit and storing instructions for execution by the processing circuit for ...


5
Private Ugochukwu Njoku
Harry M Yudenfriend, Scott M Carlson, Daniel F Casper, John R Flanagan, Roger G Hathorn, Catherine C Huang, Matthew J Kalos, Ugochukwu C Njoku, Louis W Ricci, Dale F Riedy, Gustav E Sittmann: Computer command and response for determining the state of an I/O operation. International Business Machines Corporation, Cantor Colburn, John Campbell, March 8, 2011: US07904605

A computer program product, apparatus, and method are provided for determining a state of an input/output (I/O) operation in an I/O processing system. A request from a channel subsystem is received at a control unit for performing the I/O operation. After a predetermined amount of time passes withou ...


6
Private Ugochukwu Njoku
Harry M Yudenfriend, Daniel F Casper, John R Flanagan, Matthew J Kalos, Dale F Riedy, Louis W Ricci, Roger G Hathorn, Gustav E Sittmann, Ugochukwu C Njoku, Catherine C Huang, Scott M Carlson: Cancel instruction and command for determining the state of an i/o operation. International Business Machines Corporation, Cantor Colburn IBM Poughkeepsie, August 20, 2009: US20090210560-A1

The state of an input/output (I/O) operation is determined in an I/O processing system. A command is received from an I/O operating system at a channel subsystem for initiating the I/O operation, a time period is for completion of the I/O operation, and the command for initiating the I/O operation i ...


7

8
Ugochukwu Njoku
Frank W Brice Jr, Janet R Easton, Charles W Gainey Jr, Jeffrey P Kubala, Hans Helge Lehmann, Tan Lu, Ugochukwu Njoku Charles, Kenneth J Oakes, Dale F Riedy Jr, Charles E Shapley, Gustav E Sittmann, Leslie W Wyman, Harry M Yudenfriend: Managing sets of input/output communications subadapters of an input/output subsystem. International Business Machines Corporation, Eugene I Shkurko Esq, Blanch E Schiller Esq, Heslin Rothenberg Farley & Mesiti P C, October 2, 2007: US07277968 (34 worldwide citation)

Input/output (I/O) communications subadapters, such as subchannels, of an I/O subsystem are dedicated to components, such as I/O devices, of the I/O subsystem. The subadapters provide information about the associated components, in response to the execution of I/O instructions. To enhance I/O connec ...


9
Ugochukwu Njoku
Daniel F Casper, Mark P Bendyk, John R Flanagan, Catherine C Huang, Matthew J Kalos, Ugochukwu C Njoku, Dale F Riedy, Gustav E Sittmann III, Harry M Yudenfriend: Providing indirect data addressing in an input/output processing system where the indirect data address list is non-contiguous. International Business Machines Corporation, Cantor Colburn, Steven Chiu, May 26, 2015: US09043494

A method includes configuring a processing circuit to perform: receiving a control word for an I/O operation, forwarding a transport command control block (TCCB) from the channel subsystem to a control unit, gathering data associated with the I/O operation, and transmitting the gathered data to the ...


10
Ugochukwu Njoku
Frank W Brice, Janet R Easton, Charles W Gainey, Jeffrey P Kubala, Hans Helge Lehmann, Tan Lu, Ugochukwu Njoku Charles, Kenneth J Oakes, Dale F Riedy, Charles E Shapley, Gustav E Sittmann, Leslie W Wyman, Harry M Yudenfriend: Managing sets of input/output communications subadapters of an input/output subsystem. International Business Machines Corporation, Heslin Rothenberg Farley & Mesiti PC, July 28, 2005: US20050165969-A1

Input/output (I/O) communications subadapters, such as subchannels, of an I/O subsystem are dedicated to components, such as I/O devices, of the I/O subsystem. The subadapters provide information about the associated components, in response to the execution of I/O instructions. To enhance I/O connec ...



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