Systems, methods and architecture for facilitating software access to acceleration technology

A system for facilitating access, by a user application, to a specialized function provided by a hardware accelerator, the user application residing within a controller module having a processor address space, and the hardware accelerator having an accelerator address space that is distinct from the processor address space, the system comprising:

• means for receiving a description of the accelerator address space in a predetermined first format, the predetermined first format being an extensible markup language (XML) format;
• the received description including a mapping policy, the mapping policy being in the predetermined first format, the mapping policy defining a data type and a number of bits associated with the data type;
• means for processing the received description of the accelerator address space to create a mapping between the accelerator address space and an associated portion of the processor address space based upon the received description, processing the received description comprising parsing the received description of the accelerator address space to ensure a compliance with the mapping policy;
• means for generating a software indicator module that includes interfaces for data and that comprises software code that includes instructions that are in a second format different from the predetermined first format and that are compatible with the user application, the software indicator module containing linkages, created by the mapping, between the accelerator address space and the associated portion of the processor address space, and containing routines and memory maps that allow the user application to interact with functional interfaces to control and affect processing of the hardware accelerator;
• and
• means for providing the software indicator module to the user application, the software indicator module identifying the associated portion of the processor address space to the user application, the user application being enabled to access the accelerator address space by communicating to the associated portion of the processor address space, and the user application being enabled to access the specialized function provided by the hardware accelerator by communicating to the associated portion of the processor address space.

A method of facilitating access between a user application and a hardware accelerator, the user application residing within a controller module having a processor address space, and the hardware accelerator having an accelerator address space distinct from the processor address space, the hardware accelerator having a specialized function, the method comprising:

• mapping the accelerator address space to an associated portion of the processor address space based on a received description of the accelerator address space, the received description of the accelerator address space being in a predetermined first format, the predetermined first format being an extensible markup language (XML) format, the received description including a mapping policy, the mapping policy being in the pre-determined first format, the mapping policy defining a data type and a number of bits associated with the data type, and the mapping comprising parsing the description of the accelerator address space to ensure a compliance with the mapping policy;
• identifying the associated portion of the processor address space to the user application using a software indicator module, the software indicator module including interfaces for data and comprising software code that includes instructions that are in a second format that is readable by the user application and is different than the predetermined first format, the software indicator module containing linkages, created by the mapping, between the accelerator address space and the associated portion of the processor address space, and containing routines and memory maps that allow the user application to interact with functional interfaces to control and affect processing of the hardware accelerator, the user application being enabled to access the accelerator address space by communicating to the associated portion of the processor address space, and the user application being enabled to access the specialized function provided by the hardware accelerator by communicating to the processor address space;
• and
• directing access to the associated portion of the processor address space to the accelerator address space.

A system comprising:

• a controller module having a processor address space and a memory having data and computer-executable instructions stored thereon, the computer-executable instructions comprising a user application;
• a hardware accelerator that provides a specialized function, the hardware accelerator having an accelerator address space that is distinct from the processor address space;
• a first software module within the controller, the first software module being configured to receive a description of the accelerator address space in a predetermined first format, the predetermined first format being an extensible markup language (XML) format;
• the description including a mapping policy, the mapping policy being in the predetermined first format, the mapping policy defining a data type and a number of bits associated with the data type;
• a second software module within the controller, the second software module being configured to process the received description of the accelerator address space to create a mapping between the accelerator address space and an associated portion of the processor address space based upon the received description, processing the received description comprising parsing the description of the accelerator address space to ensure a compliance with the mapping policy;
• a third software module within the controller, the third software module including interfaces for data and comprising software code that includes instructions that are in a second format different from the predetermined first format and are compatible with the user application, the third software module being configured to contain linkages, created by the mapping, between the accelerator address space and the associated portion of the processor address space, and containing routines and memory maps that allow the user application to interact with functional interfaces to control and affect processing of the hardware accelerator;
• and
• a fourth software module within the controller, the fourth software module being configured to provide the software indicator module to the user application, the software indicator module identifying the associated portion of the processor address space to the user application, the user application being enabled to access the accelerator address space by communicating to the associated portion of the processor address space, and the user application being enabled to access the specialized function provided by the hardware accelerator by communicating to the processor address space.

A system facilitating access between a JAVA application and a hardware accelerator, the JAVA application residing within a controller module having a digital memory and a processor address space, the hardware accelerator having an accelerator address space that is distinct from the processor address space, the system comprising:

• a processing module stored on the digital memory configured to receive a description of the accelerator address space in a predetermined first format, the predetermined first format being an extensible markup language (XML) format, the description including a mapping policy, the mapping policy being in the predetermined first format, the mapping policy defining a data type and a number of bits associated with the data type, and to process the received description of the accelerator address space to create a mapping between the accelerator address space and an associated portion of the processor address space based upon the received description, processing the received description comprising parsing the description of the accelerator address space to ensure a compliance with the mapping policy;
• a JAVA component produced by the processing module and stored in the digital memory, the JAVA component including interfaces for data and comprising software code that includes instructions that are in a second format different from the predetermined first format and that are compatible with the JAVA application, the JAVA component being configured to contain linkages, created by the mapping, between the accelerator address space and the associated portion of the processor address space, and containing routines and memory maps that allow the user application to interact with functional interfaces to control and affect processing of the hardware accelerator, the JAVA component identifying the associated portion of the processor address space to the JAVA application, the JAVA application being enabled to access the accelerator address space by communicating to the associated portion of the processor address space, and the user application being enabled to access the specialized function that is provided by the accelerator module, the JAVA application being enabled to access the specialized function provided by the accelerator module by communicating to the processor address space;
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• a device driver module executable within the digital memory of the controller module, the device driver module being configured to redirect the associated portion of the processor address space to the accelerator address space.