Method and system to provide debugging of a computer system...

Details Method and system to provide debugging of a computer system... Method and system to provide debugging of a computer system...

2007-09-11

2007-09-11

Lamarre, Guy J. (Department: 2112)

Error detection/correction and fault detection/recovery

Pulse or data error handling

Memory testing

C714S025000, C714S048000, C714S057000, C714S042000, C714S799000, C714S712000

Reexamination Certificate

active

10804484

ABSTRACT:
A method, system and article of manufacture to provide debugging of a computer system from firmware. A debugger in a first computer system is initialized during the pre-boot phase of the first computer system, the debugger to operate from a firmware environment of the first computer system. A communication channel of the first computer system is initialized to enable a second computer system to be communicatively coupled to the first computer system. The debugger is entered in response to a debug event. The first computer system is examined with the debugger. In one embodiment, the firmware of the first computer system operates in accordance with an Extensible Firmware Interface (EFI) specification.

REFERENCES:
patent: 5715387 (1998-02-01), Barnstijn et al.
patent: 5850562 (1998-12-01), Crump et al.
patent: 6219782 (2001-04-01), Khan et al.
patent: 6219828 (2001-04-01), Lee

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