Method and apparatus for loading instructions into high memory
OwnerNasrollah Kavianinventor
Life of this patent
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Abstract
There is provided a system and method for loading instructions into high memory. Specifically, there is provided a method of operating a computer comprising entering a protected mode before the computer boots a software operating system, and loading instructions stored on an expansion card into a high memory space of the computer, wherein the instructions are loaded after the computer enters the protected mode.
Claims20
A method of operating a computer comprising:
- entering a protected mode before the computer boots a software operating system;
- and
- loading instructions stored on an expansion card into a high memory space of the computer, wherein the instructions are loaded after the computer enters the protected mode.
A computer comprising:
- a memory configured into a low memory space and a high memory space;
- a processor configured to execute instructions loaded into the memory;
- and
- an expansion card communicatively coupled to the memory and the processor, wherein the computer is configured to:
- enter a protected mode;
- and
- load instructions stored on the expansion card into the high memory space, wherein the instructions are loaded after the computer enters the protected mode.
A tangible machine readable medium comprising:
- code adapted to enter a protected mode before a computer boots a software operating system;
- and
- code adapted to load instructions stored on an expansion card into a high memory space of the computer, wherein the instructions are loaded after the computer enters the protected mode.
A computer system comprising a utility program, wherein the utility program was copied into a high memory space of the computer system's memory from an option ROM prior to the execution of a software operating system.
A method comprising:
- copying instructions from a BIOS ROM to the system memory;
- entering a protected mode, wherein the protected mode is entered before an software operating system is loaded;
- copying instructions from an option ROM to the system memory;
- returning to real mode;
- executing real mode instructions to boot the software operating system;
- and
- reentering the protected mode.
Dependencies are inferred from the claim text.