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31. 发明授权

US08615586B2 Discovery of logical images at storage area network endpoints 失效
标题翻译：在存储区域网络端点发现逻辑图像
公开(公告)号：US08615586B2
公开(公告)日：2013-12-24
申请号：US12821250
申请日：2010-06-23
申请人： Scott M. Carlson , Daniel F. Casper , Scott B. Compton , Patricia G. Driever , John R. Flanagan , Roger G. Hathorn , Louis W. Ricci , Dale F. Riedy , Harry M. Yudenfriend
发明人： Scott M. Carlson , Daniel F. Casper , Scott B. Compton , Patricia G. Driever , John R. Flanagan , Roger G. Hathorn , Louis W. Ricci , Dale F. Riedy , Harry M. Yudenfriend
IPC分类号： G06F15/173
CPC分类号： G06F9/5077 , H04L41/12
摘要： A method for detecting virtual images in a network, the network including a host system and a plurality of physical devices in operable communication with one another, includes forming a query packet at the host system; providing the query packet to at least one of the plurality of physical devices; forming at the at least of the plurality of physical devices a first vector in response to the query packet, the first vector including a bit for each possible virtual image that may be formed in the at least one of the plurality of devices and indicating which of the virtual images are configured and addressable; and providing the first vector to the host system.
摘要翻译：一种用于检测网络中的虚拟图像的方法，所述网络包括主机系统和彼此可操作地通信的多个物理设备，包括在所述主机系统处形成查询分组; 将所述查询分组提供给所述多个物理设备中的至少一个; 在所述多个物理设备中的至少所述多个物理设备中至少形成第一向量，所述第一向量包括可以在所述多个设备中的至少一个设备中形成的每个可能虚拟图像的位，虚拟图像被配置和寻址; 并向主机系统提供第一向量。

32. 发明授权

US08549185B2 Facilitating transport mode input/output operations between a channel subsystem and input/output devices 有权
标题翻译：促进通道子系统和输入/输出设备之间的传输模式输入/输出操作
公开(公告)号：US08549185B2
公开(公告)日：2013-10-01
申请号：US13173725
申请日：2011-06-30
申请人： Susan K. Candelaria , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Matthew J. Kalos , Louis W. Ricci , Dale F. Riedy , Cynthia Sittmann
发明人： Susan K. Candelaria , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Matthew J. Kalos , Louis W. Ricci , Dale F. Riedy , Gustav E. Sittmann, III
IPC分类号： G06F3/00 , G06F13/28 , G06F7/38 , G06F15/16
CPC分类号： G06F13/42
摘要： A computer program product is provided for performing an input/output (I/O) processing operation at a host computer system. The computer program product is configured to perform: obtaining a transport command word (TCW) at a channel subsystem for an I/O operation, the TCW including an address of a transport command control block (TCCB) having a transport command area (TCA) configured to hold a first plurality of device command words (DCW) and control data associated with respective DCWs, the first plurality of DCWs including a transfer TCA extension (TTE) DCW that specifies a TCA extension, the TCA extension configured to hold one or more DCWs and control data associated with respective DCWs; gathering the TCCB from one or more locations specified in the TCCB address and transferring the TCCB to the control unit; gathering the TCA extension specified by the TTE DCW; and transferring the TCA extension to the control unit.
摘要翻译：提供了一种计算机程序产品，用于在主计算机系统上执行输入/输出（I / O）处理操作。所述计算机程序产品被配置为执行：在用于I / O操作的信道子系统处获得传输命令字（TCW），所述TCW包括具有传输命令区域（TCA）的传输命令控制块（TCCB）的地址，被配置为保持第一多个设备命令字（DCW）和与相应DCW相关联的控制数据，所述第一多个DCW包括指定TCA扩展的传输TCA扩展（TTE）DCW，所述TCA扩展被配置为保存一个或多个 DCW和与相应DCW相关联的控制数据; 从TCCB地址中指定的一个或多个位置收集TCCB，并将TCCB传送到控制单元; 收集TTE DCW指定的TCA扩展; 并将TCA扩展传输到控制单元。

33. 发明授权

US08478915B2 Determining extended capability of a channel path 有权
标题翻译：确定通道路径的扩展能力
公开(公告)号：US08478915B2
公开(公告)日：2013-07-02
申请号：US12030912
申请日：2008-02-14
申请人： Charles W. Gainey, Jr. , Daniel F. Casper
发明人： Charles W. Gainey, Jr. , Daniel F. Casper
IPC分类号： G06F3/00 , G06F13/12 , G06F13/00 , H04L12/28 , H04J3/00
CPC分类号： G06F13/4022 , G06F3/00 , G06F3/002 , G06F3/0635 , G06F13/12 , G06F13/4282 , G06F2213/4004
摘要： A computer program product, apparatus, and method for determining extended capability of a channel path in an I/O processing system are provided. The computer program product includes a tangible storage medium readable by a processing circuit and storing instructions for execution by the processing circuit for performing a method. The method includes receiving a request to provide a channel path description for a channel path, where the channel path includes a channel coupled to a control unit. The method further includes outputting the channel path description for the channel path in response to the request. The channel path description includes a descriptor indicating that the channel path supports a link protocol for commanding an I/O operation, and an extension support indicator specifying whether the channel path supports an extension to the link protocol.
摘要翻译：提供了一种用于确定I / O处理系统中的信道路径的扩展能力的计算机程序产品，装置和方法。计算机程序产品包括可由处理电路读取的有形存储介质，并且存储由处理电路执行以执行方法的指令。该方法包括接收为信道路径提供信道路径描述的请求，其中信道路径包括耦合到控制单元的信道。该方法还包括响应于该请求而输出用于信道路径的信道路径描述。信道路径描述包括指示信道路径支持用于命令I / O操作的链路协议的描述符，以及指定信道路径是否支持对链路协议的扩展的扩展支持指示符。

34. 发明授权

US08473641B2 Facilitating transport mode input/output operations between a channel subsystem and input/output devices 有权
标题翻译：促进通道子系统和输入/输出设备之间的传输模式输入/输出操作
公开(公告)号：US08473641B2
公开(公告)日：2013-06-25
申请号：US13173754
申请日：2011-06-30
申请人： Susan K. Candelaria , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Matthew J. Kalos , Louis W. Ricci , Dale F. Riedy , Harry M. Yudenfriend
发明人： Susan K. Candelaria , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Matthew J. Kalos , Louis W. Ricci , Dale F. Riedy , Harry M. Yudenfriend
IPC分类号： G06F3/00 , G06F13/00
CPC分类号： G06F3/0659 , G06F3/061 , G06F3/0683 , G06F13/42
摘要： A computer program product is configured for performing a method including: generating at least one command message by a channel subsystem of the host computer system, the at least one command message including one or more device command words (DCWs), wherein at least one DCW of the one or more DCWs includes a suppress-length indication (SLI) configured to instruct a control unit to continue to perform the I/O operation in response to the control unit detecting that the data count does not match an amount of data required; receiving an incorrect length (IL) value, the IL value being a first IL value in response to the SLI being a first SLI value and the data count not matching the amount of data required; and responsive to receiving the IL value from the control unit, storing an IL indicator in a subchannel-status word.
摘要翻译：计算机程序产品被配置用于执行一种方法，包括：通过主计算机系统的信道子系统生成至少一个命令消息，所述至少一个命令消息包括一个或多个设备命令字（DCW），其中至少一个DCW 所述一个或多个DCW包括抑制长度指示（SLI），其被配置为指示控制单元响应于所述控制单元检测到所述数据计数与所需数据量不匹配而继续执行所述I / O操作; 接收到不正确的长度（IL）值，IL值是响应于SLI是第一SLI值并且数据计数不匹配所需数据量的第一IL值; 并且响应于从所述控制单元接收到IL值，将IL指示符存储在子信道状态字中。

35. 发明申请

US20130007300A1 FACILITATING TRANSPORT MODE INPUT/OUTPUT OPERATIONS BETWEEN A CHANNEL SUBSYSTEM AND INPUT/OUTPUT DEVICES 有权
标题翻译：促进通道子系统和输入/输出设备之间的运输模式输入/输出操作
公开(公告)号：US20130007300A1
公开(公告)日：2013-01-03
申请号：US13173754
申请日：2011-06-30
申请人： Susan K. Candelaria , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Matthew J. Kalos , Louis W. Ricci , Dale F. Riedy , Harry M. Yudenfriend
发明人： Susan K. Candelaria , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Matthew J. Kalos , Louis W. Ricci , Dale F. Riedy , Harry M. Yudenfriend
IPC分类号： G06F3/00
CPC分类号： G06F3/0659 , G06F3/061 , G06F3/0683 , G06F13/42
摘要： A computer program product is configured for performing a method including: generating at least one command message by a channel subsystem of the host computer system, the at least one command message including one or more device command words (DCWs), wherein at least one DCW of the one or more DCWs includes a suppress-length indication (SLI) configured to instruct a control unit to continue to perform the I/O operation in response to the control unit detecting that the data count does not match an amount of data required; receiving an incorrect length (IL) value, the IL value being a first IL value in response to the SLI being a first SLI value and the data count not matching the amount of data required; and responsive to receiving the IL value from the control unit, storing an IL indicator in a subchannel-status word.
摘要翻译：计算机程序产品被配置用于执行一种方法，包括：通过主计算机系统的信道子系统生成至少一个命令消息，所述至少一个命令消息包括一个或多个设备命令字（DCW），其中至少一个DCW 所述一个或多个DCW包括抑制长度指示（SLI），其被配置为指示控制单元响应于所述控制单元检测到所述数据计数与所需数据量不匹配而继续执行所述I / O操作; 接收到不正确的长度（IL）值，IL值是响应于SLI是第一SLI值并且数据计数不匹配所需数据量的第一IL值; 并且响应于从所述控制单元接收到IL值，将IL指示符存储在子信道状态字中。

36. 发明申请

US20120311390A1 FIBRE CHANNEL INPUT/OUTPUT DATA ROUTING SYSTEM AND METHOD 有权
标题翻译：光纤通道输入/输出数据路由系统和方法
公开(公告)号：US20120311390A1
公开(公告)日：2012-12-06
申请号：US13150549
申请日：2011-06-01
申请人： Clinton E. Bubb , Daniel F. Casper , John R. Flanagan
发明人： Clinton E. Bubb , Daniel F. Casper , John R. Flanagan
IPC分类号： G06F11/07
CPC分类号： G06F13/387
摘要： A computer program product for performing input/output (I/O) processing is provided. The computer program product is configured to perform: obtaining information relating to an I/O operation at a channel subsystem; generating and storing in local channel memory at least one address control word (ACW) specifying one or more host memory locations for data transfer and including a data check word generation field and/or a data check word save field; responsive to receiving an input data transfer request including at least one data check word, storing the at least one data check word in the data check word save field and performing a check of the data to determine whether the data has been corrupted; and responsive to receiving an output data transfer, generating at least one data check word based on the data check word generation field and appending the at least one data check word to the data.
摘要翻译：提供了用于执行输入/输出（I / O）处理的计算机程序产品。计算机程序产品被配置为执行：获得与通道子系统上的I / O操作有关的信息; 在本地信道存储器中生成和存储指定用于数据传输的一个或多个主机存储器位置的至少一个地址控制字（ACW），并且包括数据检查词生成字段和/或数据检查字保存字段; 响应于接收到包括至少一个数据检查字的输入数据传输请求，将所述至少一个数据检查词存储在数据检查字保存字段中，并且执行数据检查以确定数据是否已被破坏; 并且响应于接收到输出数据传输，基于所述数据检查词生成字段生成至少一个数据检查字，并将所述至少一个数据检查词附加到所述数据。

37. 发明申请

US20120311200A1 FIBRE CHANNEL INPUT/OUTPUT DATA ROUTING SYSTEM AND METHOD 有权
标题翻译：光纤通道输入/输出数据路由系统和方法
公开(公告)号：US20120311200A1
公开(公告)日：2012-12-06
申请号：US13150555
申请日：2011-06-01
申请人： Clinton E. Bubb , Daniel F. Casper , John R. Flanagan
发明人： Clinton E. Bubb , Daniel F. Casper , John R. Flanagan
IPC分类号： G06F3/00
CPC分类号： G06F13/12 , G06F13/16 , G06F13/20 , G06F13/42 , G06F13/4221
摘要： A computer program product is provided for performing input/output (I/O) processing at a host computer system. The computer program product is configured to perform: generating an address control structure for each of a plurality of consecutive data transfer requests specified by an I/O operation, each address control structure specifying a location in the local channel memory of a corresponding address control word (ACW) that includes an Offset field indicating a relative order of a data transfer request; generating and storing in local channel memory at least one ACW specifying one or more host memory locations for the plurality of consecutive data transfer requests and including an Expected Offset field indicating a relative order of an expected data transfer request; receiving a transfer request from the network interface and comparing the Offset field and the Expected Offset field to determine whether the data transfer request has been received in the correct order.
摘要翻译：提供了一种用于在主计算机系统上执行输入/输出（I / O）处理的计算机程序产品。计算机程序产品被配置为执行：为由I / O操作指定的多个连续数据传送请求中的每一个生成地址控制结构，每个地址控制结构指定本地信道存储器中对应地址控制字的位置（ACW），其包括指示数据传送请求的相对顺序的偏移字段; 在本地信道存储器中生成和存储至少一个ACW，其指定用于所述多个连续数据传输请求的一个或多个主机存储器位置，并且包括指示预期数据传送请求的相对顺序的预期偏移字段; 从网络接口接收传输请求，并比较偏移字段和预期偏移字段，以确定数据传输请求是否以正确的顺序被接收。

38. 发明申请

US20120311198A1 FIBRE CHANNEL INPUT/OUTPUT DATA ROUTING SYSTEM AND METHOD 有权
标题翻译：光纤通道输入/输出数据路由系统和方法
公开(公告)号：US20120311198A1
公开(公告)日：2012-12-06
申请号：US13150539
申请日：2011-06-01
申请人： Clinton E. Bubb , Daniel F. Casper , John R. Flanagan
发明人： Clinton E. Bubb , Daniel F. Casper , John R. Flanagan
IPC分类号： G06F13/28
CPC分类号： G06F13/382 , G06F13/28
摘要： A computer program product is provided for performing a method including: obtaining information relating to an I/O operation at a channel subsystem in a host computer system; generating at least one address control word (ACW) in the local channel memory specifying one or more host memory locations for transfer of data between the host and a control unit and including at least one ACW error checking field; generating an address control structure specifying a location in the local channel memory of a corresponding ACW and including at least one address control structure error checking field; receiving a data transfer request from the network interface that includes the addressing information; comparing the at least one ACW error checking field to the at least one address control structure error checking field; and, responsive to the fields matching, routing the data transfer request to the host memory location specified in the corresponding ACW.
摘要翻译：提供了一种计算机程序产品，用于执行一种方法，包括：获得与主计算机系统中的信道子系统处的I / O操作有关的信息; 在本地信道存储器中生成至少一个地址控制字（ACW），该地址控制字指定用于在主机和控制单元之间传送数据并包括至少一个ACW错误检查字段的一个或多个主机存储器位置; 生成指定相应ACW的本地信道存储器中的位置并包括至少一个地址控制结构错误检查字段的地址控制结构; 从网络接口接收包括寻址信息的数据传输请求; 将所述至少一个ACW错误检查字段与所述至少一个地址控制结构错误检查字段进行比较; 并且响应于匹配的字段，将数据传输请求路由到相应ACW中指定的主机存储器位置。

39. 发明授权

US08196149B2 Processing of data to determine compatability in an input/output processing system 有权
标题翻译：处理数据以确定输入/输出处理系统中的兼容性
公开(公告)号：US08196149B2
公开(公告)日：2012-06-05
申请号：US12030981
申请日：2008-02-14
申请人： Louis W. Ricci , Mark P. Bendyk , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Catherine C. Huang , Matthew J. Kalos , Gustav E. Sittmann , Harry M. Yudenfriend
发明人： Louis W. Ricci , Mark P. Bendyk , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Catherine C. Huang , Matthew J. Kalos , Gustav E. Sittmann , Harry M. Yudenfriend
IPC分类号： G06F9/00 , G06F9/44 , G06F9/46 , G06F13/00
CPC分类号： G06F13/385
摘要： A computer program product, an apparatus, and a method for processing communications between a control unit and a channel subsystem in an input/output processing system are provided. The computer program product includes a tangible storage medium readable by a processing circuit and storing instructions for execution by the processing circuit for performing a method including: sending a message from the channel subsystem to the control unit in a first mode; receiving a response from the control unit and determining from the response whether the control unit supports a message protocol; and responsive to the message protocol being supported by the control unit, sending another message using the message protocol from the channel subsystem to the control unit to determine whether the control unit supports a second mode.
摘要翻译：提供了一种用于处理输入/输出处理系统中的控制单元和通道子系统之间的通信的计算机程序产品，装置和方法。所述计算机程序产品包括可由处理电路读取的有形存储介质，并且存储由所述处理电路执行以执行方法的指令，所述方法包括：以第一模式从所述通道子系统向所述控制单元发送消息; 从所述控制单元接收响应并根据所述响应确定所述控制单元是否支持消息协议; 并且响应于所述控制单元支持的所述消息协议，使用所述消息协议从所述信道子系统向所述控制单元发送另一消息，以确定所述控制单元是否支持第二模式。

40. 发明授权

US07840718B2 Processing of data to suspend operations in an input/output processing log-out system 有权
标题翻译：处理数据以暂停在输入/输出处理注销系统中的操作
公开(公告)号：US07840718B2
公开(公告)日：2010-11-23
申请号：US12031021
申请日：2008-02-14
申请人： Louis W. Ricci , Mark P. Bendyk , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Catherine C. Huang , Matthew J. Kalos , Gustav E. Sittmann , Harry M. Yudenfriend
发明人： Louis W. Ricci , Mark P. Bendyk , Scott M. Carlson , Daniel F. Casper , John R. Flanagan , Roger G. Hathorn , Catherine C. Huang , Matthew J. Kalos , Gustav E. Sittmann , Harry M. Yudenfriend
IPC分类号： G06F3/00
CPC分类号： G06F13/124
摘要： A computer program product, an apparatus, and a method for processing communications between a control unit and a channel subsystem in an input/output processing system are provided. The computer program product includes a tangible storage medium readable by a processing circuit and storing instructions for execution by the processing circuit for performing a method. The method includes: sending a Process Log-out (PRLO) message from the control unit to the channel subsystem, the message requesting suspension of input/output operations between the control unit and the channel subsystem for a period of time, the period of time being defined by the PRLO message; responsive to the PRLO message, suspending by the channel all input/output operation messages for the period of time, wherein suspending comprises stopping input/output operation messages during the period of time; and responsive to an expiration of the period of time, sending a Process Log-in (PRLI) message from the channel subsystem to the control unit to re-initiate an operating environment between the channel subsystem and the control unit.
摘要翻译：提供了一种用于处理输入/输出处理系统中的控制单元和通道子系统之间的通信的计算机程序产品，装置和方法。计算机程序产品包括可由处理电路读取的有形存储介质，并且存储由处理电路执行以执行方法的指令。该方法包括：从控制单元向通道子系统发送进程注销（PRLO）消息，该消息请求在控制单元和信道子系统之间暂停输入/输出操作一段时间，该时间段由PRLO消息定义; 响应于所述PRLO消息，暂停所述输入/输出操作消息的所述时间段，其中暂停包括在所述时段期间停止输入/输出操作消息; 并且响应于所述时间段的期满，将来自所述通道子系统的过程登录（PRLI）消息发送到所述控制单元以重新启动所述通道子系统和所述控制单元之间的操作环境。

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