System and method for automatically generating device drivers for run time environments

1. A system for automatically generating device driver codes for a device model based on an operation of said device model in verification environments, said system comprising:

a computing device that comprises (a) a device driver generator tool that generates a device driver code for said device model, (b) a memory unit that stores (i) a database and (ii) a set of modules, and (c) a processor that executes said set of modules, wherein said set of modules comprise:

a device programming specification receiving module, implemented by said processor, that receives at least one device programming specification that comprises aspects associated with an operation of said device model in said verification environment to determine a type of device driver code to be generated, wherein said device programming specification receiving module comprises a device programming specification parsing module parses a file that comprises said device programming specification;

a run time specification parsing module, implemented by said processor, that parses a run time specification file that comprises a plurality of verification environment parameters in run time specification;

a verification environment determination module, implemented by said processor, that determines whether said verification environment equals to a part of a simulation or an emulation in said run time specification, wherein said part of said simulation or said emulation is selected from a group comprising a Verification IP (VIP) simulation, a register transfer level (RTL) simulation, an RTL emulation or a virtual platform until a match is found, wherein said verification environment determination module determines a pre-determined output programming language for said device driver code and communicates said pre-determined output programming language; and

a driver generation module, implemented by said processor, automatically generates said device driver code in said pre-determined output programming language, wherein said device driver code is generated so that it is specific to said simulation or said emulation in said run time specification.

2. The system of claim 1 , wherein said verification environment determination module further comprises a simulation determination module, wherein said simulation determination module

determines whether said verification environment equals to said RTL simulation;

determines whether said verification environment equals to said VIP simulation;

determines whether said device driver code is in said pre-determined output programming language when said verification environment is equal to said VIP simulation or said RTL simulation; and

determines whether a register access equals to a universal verification methodology (UVM) when said device driver code is in said pre-determined output programming language in said VIP simulation or said RTL simulation.

3. The system of claim 2 , wherein said verification environment determination module ( 210 ) further comprises a virtual platform determination module, wherein said virtual platform determination module

determines whether said verification environment equals to a virtual platform;

determines whether said device driver code is in said pre-determined output programming language when said verification environment is equal to said virtual platform;

determines whether register access equals UVM_SystemC when said device driver code is in said pre-determined output programming language in said virtual platform; and

determines whether said verification environment equals to said RTL emulation.

4. The system of claim 3 , wherein said verification environment determination module further comprises a SystemC determination module, wherein said SystemC determination module

determines whether device driver code equals to SystemC; and

determines whether said register access equals to a UVM_SystemC when said device driver code is equal to said SystemC.

5. The system of claim 2 , wherein said verification environment determination module further comprises a System Verilog determination module, wherein said System Verilog determination module

determines whether said device driver code equals to a System Verilog (SV); and

determines whether said register access equals to said universal verification methodology when said device driver code is equal to said System Verilog in said VIP simulation or said RTL simulation.

6. The system of claim 2 , wherein said driver generation module further

generates said device driver code in said pre-determined output programming language along with a register access code using UVM register abstraction layer (RAL) application programming interface (API) when said register access is equal to said universal verification methodology (UVM) in said RTL simulation or said VIP simulation; or

generates said device driver code in said pre-determined output programming language using stub API's when said register access is not equal to universal verification methodology in said RTL simulation or said VIP simulation.

7. The system of claim 3 , wherein said driver generation module further

generates said device driver code in said pre-determined output programming language along with a register access code using UVM_SystemC RAL API's when said register access is equal to said UVM_SystemC in said virtual platform; or

generates said device driver code in said pre-determined output programming language along with a register access code using said stub API's when said register access is not equal to said UVM — SystemC in said virtual platform.

8. The system of claim 4 , wherein said driver generation module further

generates said device driver code in said SystemC along with a register access code using SystemC RAL API when said register access is equal to said UVM_SystemC in said virtual platform; or

generates said device driver code in said SystemC along with a register access code using stub API's when said register access is not equal to said UVM_SystemC in said virtual platform.

9. The system of claim 5 , wherein said driver generation module further generates said device driver code in other output programming language when said device driver code is not equal to said System Verilog, wherein said other output programming language is selected from a group comprising Vera, E, Python or Perl.

10. The system of claim 5 , wherein said driver generation module further

generates said device driver code in said System Verilog along with a register access code using UVM RAL System Verilog API's when said register access is equal to said universal verification methodology (UVM) in said VIP simulation or said RTL simulation; or

generates said device driver code in said System Verilog along with a register access code using stub API's when said register access is not equal to said universal verification methodology (UVM) in said VIP simulation or said RTL simulation.

11. The system of claim 3 , wherein said verification environment determination module

determines whether said device driver code is in said pre-determined output programming language when said verification environment is equal to said RTL emulation; and

determines whether a register access equals to a universal verification methodology (UVM) when said device driver code is in said pre-determined output programming language in said RTL emulation.

12. The system of claim 11 , wherein said verification environment determination module further comprises said System Verilog determination module, wherein said System Verilog determination module

determines whether said device driver code equals to a System Verilog (SV); and

determines whether said register access equals to said universal verification methodology when said device driver code is equal to said System Verilog in said RTL emulation.

13. The system of claim 12 , wherein said driver generation module further

generates said device driver code in said pre-determined output programming language along with a register access code using UVM register abstraction layer (RAL) application programming interface (API) when said register access is equal to said universal verification methodology (UVM) in said RTL emulation; or

generates said device driver code in said pre-determined output programming language using stub API's when said register access is not equal to the universal verification methodology in said RTL emulation.

14. The system of claim 12 , wherein said driver generation module further

generates said device driver code in said System Verilog along with a register access code using UVM RAL System Verilog API's when said register access is equal to said universal verification methodology (UVM) in said RTL emulation; or

generates said device driver code in said System Verilog along with a register access code using stub API's when said register access is not equal to said universal verification methodology in said RTL emulation.

15. One or more non-transitory computer readable storage mediums storing one or more sequences of instructions, which when executed by one or more processors, performs a method for generating device driver codes for a device model based on an operation of said device model in verification environments, said method comprising:

receiving at least one device programming specification that comprises aspects associated with an operation of said device model in said verification environment to determine a type of device driver code to be generated;

parsing a run time specification file that comprises a plurality of verification environment parameters in run time specification;

determining whether said verification environment equals to a part of a Verification IP (VIP) simulation, a register transfer level (RTL) simulation, an RTL emulation or a virtual platform until a match is found;

automatically generating said device driver code in said pre-determined output programming language, wherein said device driver code is generated so that it is specific to said simulation or said emulation in said run time specification.

16. The one or more non-transitory computer readable storage mediums storing one or more sequences of instructions of claim 15 , wherein said determining further comprises the step of:

determining whether said verification environment equals to said RTL simulation;

determining whether said verification environment equals to said VIP simulation in said run time specification;

determining whether said device driver code is in said pre-determined output programming language when said verification environment is equal to said VIP simulation or said RTL simulation; and

determining whether a register access equals to a universal verification methodology (UVM) when said device driver code is in said pre-determined output programming language in said VIP simulation or said RTL simulation.

17. The one or more non-transitory computer readable storage mediums storing one or more sequences of instructions of claim 16 , wherein said method further comprises the step of:

generating said device driver code in said pre-determined output programming language along with a register access code using UVM register abstraction layer (RAL) application programming interface (API) when said register access is equal to said universal verification methodology (UVM) in said RTL simulation or said VIP simulation; or

generating said device driver code in said pre-determined output programming language using stub API's when said register access is not equal to universal verification methodology in said RTL simulation or said VIP simulation.

18. The computer implemented method for generating device driver codes for a device model based on an operation of said device model in verification environments, wherein said method comprising:

receiving at least one device programming specification that comprises aspects associated with an operation of said device model in said verification environment to determine a type of device driver code to be generated;

parsing a run time specification file that comprises a plurality of verification environment parameters in run time specification;

determining whether said verification environment equals to a part of a Verification IP (VIP) simulation, a register transfer level (RTL) simulation, an RTL emulation or a virtual platform until a match is found;

automatically generating said device driver code in said pre-determined output programming language, wherein said device driver code is generated so that it is specific to said simulation or said emulation in said run time specification.

19. The computer implemented method of 18 , wherein said method further comprises the step of:

determining whether said verification environment equals to said RTL simulation;

determining whether said verification environment equals to said VIP simulation in said run time specification;

determining whether said device driver code is in said pre-determined output programming language when said verification environment is equal to said VIP simulation or said RTL simulation; and

determining whether a register access equals to a universal verification methodology (UVM) when said device driver code is in said pre-determined output programming language in said VIP simulation or said RTL simulation.