Van Hoa Lee

Detecting a deadlock condition by monitoring firmware inactivity during the system IPL process

Method and apparatus for dynamically allocating and deallocating processors in a logical partitioned data processing system

Data processing system and computer program product to allow PCI host bridge (PHB) to handle pre-fetch read transactions on the PCI bus which access system memory through translation control entry (TCE) table

System and method to maintain data processing system operation in degraded system cooling condition

Method and apparatus for recovery of partitions in a logical partitioned data processing system

Nonvolatile logical partition system data management

Method to switch the lock-bits combination used to lock a page table entry upon receiving system reset exceptions

System and method to maintain data processing system operation in degraded system cooling condition

Critical datapath error handling in a multiprocessor architecture

Method, system, and product for booting a partition using one of multiple, different firmware images without rebooting other partitions

Permanent open firmware PCI host bridge (PHB) unit addressing to support dynamic memory mapping and swapping of I/O drawers

Data processing system and computer program product for support of system memory addresses with holes

Method to allow PCI host bridge (PHB) to handle pre-fetch read transactions on the PCI bus which access system memory through translation control entry (TCE) table

Method and apparatus for managing memory blocks in a logical partitioned data processing system

Method and apparatus to change the operating frequency of system core logic to maximize system memory bandwidth

Method, system, and computer program product for creating and managing memory affinity in logically partitioned data processing systems

Computer system serialization control method involving unlocking global lock of one partition, after completion of machine check analysis regardless of state of other partition locks

Technique for system initial program load or boot-up of electronic devices and systems

Method and apparatus for verifying hardware implementation of a processor architecture in a logically partitioned data processing system

Logical partition management apparatus and method for handling system reset interrupts

Method and system to identify a memory corruption source within a multiprocessor system

Method and apparatus to concurrently boot multiple processors in a non-uniform-memory-access machine