Data processing system having an operating system adapter and method
View Patent ↗A data processing system includes a central processing unit (CPU) and a memory coupled to the CPU. The memory includes an operating system (OS) adapter component, which comprises information specific to a particular operating system; an OS-independent processor component, which, when executed by the CPU, generates initialization code for a target processor using information from the OS adapter component, wherein the initialization code is specific to the particular operating system; and an OS-independent peripheral component, which, when executed by the CPU, generates driver code using information from the OS adapter component, wherein the driver code is specific to the particular operating system and the target processor.
1. A data processing system, comprising:
a central processing unit (CPU); and
a memory coupled to the central processing unit, wherein the memory comprises;
an operating system (OS) adapter component, which comprises information specific to a particular operating system;
an OS-independent processor component, which, when executed by the CPU, generates initialization code for a target processor using information from the OS adapter component, wherein the initialization code is specific to the particular operating system; and
an OS-independent peripheral component, which, when executed by the CPU, generates driver code using information from the OS adapter component, wherein the driver code is specific to the particular operating system and the target processor.
2. The data processing system of claim 1 , wherein the initialization code is specific to the particular operating system and the target processor.
3. The data processing system of claim 1 , wherein the memory further comprises:
a second OS-independent peripheral component, which, when executed by the CPU, generates second driver code using the information from the OS adapter component, wherein the second driver code is specific to the particular operating system and the target processor.
4. The data processing system of claim 1 , wherein the initialization code that is specific to the particular operating system includes functions of the particular operating system.
5. The data processing system of claim 1 , wherein the OS-independent peripheral component, when executed by the CPU, generates both peripheral initialization code and installation code using information from the OS adapter component, wherein each of the peripheral initialization code and the installation code is specific to the particular operating system and the target processor.
6. The data processing system of claim 1 , wherein the information specific to the particular operating system in the OS adapter includes a device table structure specific to the particular operating system.
7. The data processing system of claim 1 , wherein the information specific to the particular operating system in the OS adapter includes memory management information specific to the particular operating system.
8. The data processing system of claim 1 , wherein the information specific to the particular operating system in the OS adapter includes at least one of an interrupt service routine model, a device driver model, and driver entry points.
9. In a data processing system comprising an operating system (OS) adapter component which is specific to a particular operating system, an OS-independent processor component, and an OS-independent peripheral component, a method comprising:
generating OS-specific initialization code for a target processor by the OS-independent processor component, wherein during the generating the OS-specific initialization code, the OS-independent processor component queries the OS adapter for information specific to the particular operating system; and
generating OS-specific driver code for the target processor by the OS-independent peripheral component, wherein during the generating the OS-specific driver code, the OS-independent peripheral component queries the OS adapter for information specific to the particular operating system, and wherein the OS-specific driver code is also specific to the target processor.
10. The method of claim 9 , further comprising:
requesting generation of the OS-specific driver code by the OS-independent processor component, wherein the generating the OS-specific driver code for the target processor by the OS-independent peripheral component is performed in response to the requesting the generation of the OS-specific driver code.
11. The method of claim 9 , further comprising:
compiling the generated OS-specific initialization code and the OS-specific driver code to create compiled code for the target processor.
12. The method of claim 11 , further comprising:
storing the compiled code on the target processor.
13. The method of claim 9 , wherein the generating the OS-specific initialization code comprises:
requesting, by the OS-independent processor component, an interrupt service routine model from the OS adapter component; and
providing, from the OS adapter component to the OS-independent processor component, the interrupt service routine model, wherein the interrupt service routine model is specific to the particular operating system.
14. The method of claim 9 , wherein the generating the OS-specific driver code comprises:
requesting, by the OS-independent peripheral component, information from the OS adapter component; and
providing, from the OS adapter component to the OS-independent peripheral component, the information, wherein the information is specific to the particular operating system.
15. The method of claim 14 , wherein the information comprises memory management information.
16. The method of claim 14 , wherein the information comprises a device table structure.
17. The method of claim 9 , wherein the data processing system further comprises a second OS-independent peripheral component, and the method further comprises:
generating second OS-specific driver code for the target processor by the second OS-independent peripheral component, wherein during the generating the second OS-specific driver code, the second OS-independent peripheral component queries the OS adapter for information specific to the particular operating system, and wherein the second OS-specific driver code is also specific to the target processor.
18. A data processing system, comprising:
a central processing unit (CPU); and
a memory coupled to the central processing unit, wherein the memory comprises;
an operating system (OS) adapter component specific to a particular operating system;
an OS-independent processor component, which, when executed by the CPU:
provides a request to the OS adapter component for an interrupt service routine type, wherein, in response thereto, the OS adapter component provides the interrupt service routine type specific to the particular operating system to the OS-independent processor component; and
uses the received interrupt service routine type from the OS adapter component to generate initialization code for a target processor that is specific to the particular operating system; and
an OS-independent peripheral component, which, when executed by the CPU:
provides one or more requests to the OS adapter component for information specific to the particular operating system, wherein, in response to each of the one or more requests, the OS adapter component provides the information to the OS-independent peripheral component; and
uses the received information from the OS adapter component to generate driver code specific to the particular operating system and the target processor.
19. The data processing system of claim 18 , wherein the received information from the OS adapter component comprises memory management information and a device table structure.
20. The data processing system of claim 18 , wherein the initialization code and the driver code that are specific to the particular operating system include functions of the particular operating system.