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7577831 Relocating of system management interface code within an information handling system  
A method for relocating system management interface code in an information handling system which includes extracting a relocation table from the system management interface code, inserting a...
7549039 Generating an interrupt in a system having plural partitions that share a resource  
A system includes a plurality of partitions having respective operating systems, and a resource shared by the partitions. The resource has plural segments, where a first one of the segments is...
7516252 Port binding scheme to create virtual host bus adapter in a virtualized multi-operating system platform environment  
Some embodiments include apparatus and method to allocate ports of host bus adapters in computer systems to multiple operating systems in the computer systems. Other embodiments are described and...
7503049 Information processing apparatus operable to switch operating systems  
An information processing apparatus switches between an Operating System 1 and an Operating System 2 during operation and comprises: a storing unit including a first area storing data managed...
7496706 Message signaled interrupt redirection table  
In some embodiments, the inventions include a chip having a message signaled interrupt redirection table (MRT) that contains entries including an address field and a data field. The chip also...
7493435 Optimization of SMI handling and initialization  
A method and apparatus for efficient memory allocation and system management interrupt (SMI) handling is herein described. Upon waking a second processor in a multiple processor system, one may use...
7480755 Trap mode register  
Systems, methodologies, media, and other embodiments associated with a system configured with a trap mode register, multiple interrupt vector address registers, and multiple interrupt vector tables...
7457903 Interrupt controller for processing fast and regular interrupts  
A method and system for generating interrupts in an embedded disk controller is provided. The method includes receiving vector values for an interrupt; determining if an interrupt request is...
7444449 Method, computer program product and computer system for controlling execution of an interruption routine  
A method, a computer program product and a computer system for controlling the execution of an interruption routine for interrupting an active application. The computer system may include a first...
7433985 Conditional and vectored system management interrupts  
An embodiment of the present invention is a technique to process system management interrupt. A system management interrupt (SMI) is received. The SMI is associated with a system management mode...
7424563 Two-level interrupt service routine  
A processor provides two-level interrupt servicing. In one embodiment, the processor comprises a storage device and an interrupt handler. The storage device is configured to store an interrupt...
7415557 Methods and system for providing low latency and scalable interrupt collection  
A method for processing an interrupt signal within a microprocessor based system is described. The method includes storing a received interrupt signal within an interrupt cause register of an...
7398343 Interrupt processing system  
An interrupt processing system having an interrupt holding registers, each corresponding to a different class of interrupts. A write queue posts servicing required by the interrupt holding...
7395362 Method for a slave device to convey an interrupt and interrupt source information to a master device  
A computer system, more generally a master-slave system, may be configured with interrupt handling capability without additional dedicated interrupt lines. An interrupt condition may be bound with...
7370130 Core logic device of computer system  
A core logic device of a computer system includes a programmable interrupt controller (PIC), an input/output advanced programmable interrupt controller (I/O APIC) and a virtual wire unit. The PIC...
7363407 Concurrent arbitration of multidimensional requests for interrupt resources  
The present invention relates to a system and methodology to facilitate negotiation, assignment, and management of interrupt resources in a flexible and dynamic manner. An interrupt arbitration...
7353312 Method and apparatus for detecting conditions for blocking a CPU's receipt of signals returned from a peripheral device  
A method for determining blocking signals is used to judge whether to block a return signal transmitted to a CPU or not when a system management interrupt (SMI) signal is transmitted to the CPU,...
7328295 Interrupt controller and interrupt controlling method for prioritizing interrupt requests generated by a plurality of interrupt sources  
An interrupt controller and interrupt controlling method are provided for prioritizing interrupt requests generated by a plurality of interrupt sources. The interrupt controller comprises an...
7325084 Messages signaling interrupt (MSI) processing system  
An interrupt processing system having an interrupt holding registers, each corresponding to a different class of interrupts. A write queue posts servicing required by the interrupt holding...
7302690 Method and apparatus for transparently sharing an exception vector between firmware and an operating system  
A method, apparatus and computer instructions for handling exception vectors by firmware. An exception vector is identified to form an identified exception vector when control is passed from an...
7287112 Dynamic reconfiguration interrupt system and method  
The present invention system and method enables dynamic reconfiguration of an electronic device with appropriate interrupts in a convenient and efficient manner. A plurality of internal...
7281073 Method for controlling interrupts and auxiliary control circuit  
An auxiliary interrupt control circuit is for use in a computer system including at least one peripheral for generating interrupt requests, an interrupt pending register for storing the interrupt...
7257658 Message based interrupt table  
An interrupt processing technique is provided where an interrupt message is sent to an interrupt controller of a processor in response to an interrupt request from an individual device. The...
7249211 System and method for interrupt handling  
A system, methodology and/or computer architecture that facilitates processing device interrupts (including level-triggered interrupts) in a user-mode process is provided. The kernel interrupt...
7240137 System and method for message delivery across a plurality of processors  
A system and method is provided to deliver messages to processors operating in a multi-processing environment. In a multi-processor environment, interrupts are managed by storing events in a queue...
7222251 Microprocessor idle mode management system  
An idle mode system has a clock gating circuit, a bus interface unit, memory interfaces and an interrupt and idle control unit. The clock gating circuit receives a first clock and designated...
7222203 Interrupt redirection for virtual partitioning  
The present disclosure relates to the handling of interrupts in a environment that utilizes virtual machines, and, more specifically, to the steering of interrupts between multiple logical...
7209994 Processor that maintains virtual interrupt state and injects virtual interrupts into virtual machine guests  
In one embodiment, a processor comprises one or more registers and a control unit. The registers are configured to store interrupt state describing a virtual interrupt. The control unit is...
7209993 Apparatus and method for interrupt control  
An interrupt control apparatus comprising an interrupt vector register for holding address information corresponding to interrupt resources of a first type which are managed by an operating system...
7200700 Shared-IRQ user defined interrupt signal handling method and system  
A shared-IRQ user-defined interrupt signal handling method and system is proposed, which is designed for use with a computer platform to allow a group of peripheral devices connected to an...
7197586 Method and system for recording events of an interrupt using pre-interrupt handler and post-interrupt handler  
A method, apparatus, and computer instructions for providing pre and post handlers to log trace records before entering or after exiting the interrupt handler. A trace record includes a ‘from’...
7165135 Method and apparatus for controlling interrupts in a secure execution mode-capable processor  
A method is provided for controlling interrupts in a secure execution mode-capable processor. The method includes detecting an interrupt and performing a predetermined routine in response to...
7149831 Batch processing of interrupts  
A computer-implemented method for handling pending interrupt vectors of a pending interrupt list is disclosed. The method includes batch-reading the set of pending interrupt vectors into a working...
7143197 Method and system for monitoring a telecommunications signal transmission link  
A system including an event monitor monitoring at least one transmission link. Each event monitor receives transmission link addresses from an address sequencer and transmits related event data to...
7139857 Method and apparatus for handling interrupts  
An apparatus and method for handling an interrupt are disclosed. In one embodiment, a processor may receive an interrupt request corresponding to a particular interrupt. The particular interrupt...
7124225 Method and apparatus for multi-interrupt controller for reducing hardware interrupts to DSP  
The present inventions provide a controlling device for reducing external interrupts for a processor and the method thereof in a real time system. The controlling device decides whether it should...
7080179 Multi-level interrupts  
Multiple levels of interrupts to be utilized in a computer system, which allows, for example, an interrupt with an interrupt level associated with an application to be distinct from an interrupt...
7058557 Method for functional verification of hardware design  
A method for functional verification of hardware design. First, a first memory region storing a test pattern and a second memory region storing interrupt instructions are provided. Then, the test...
7054974 System for end of interrupt handling  
An interrupt controller includes circuitry to process at least one end of interrupt (EOI) vector, the circuitry being capable of substantially simultaneously comparing the at least one EOI vector...
7048877 Efficiently supporting interrupts  
A method, system, and article of manufacture to efficiently support interrupts of a computer system. A message-based interrupt from a device of the computer system is intercepted. A fake line-based...
7043729 Reducing interrupt latency while polling  
Systems, methods, and software for reducing system management interrupt (SMI) latency while operating in system management mode. The present invention implements a technique for exiting system...
7017029 Coprocessor instruction loading from port register based on interrupt vector table indication  
An interface source system providing at least two paths to load an instruction decode register of a coprocessor is disclosed. The interface source system includes an instruction port register, an...
7010671 Computer system and method for executing interrupt instructions in two operating modes  
A computer system is disclosed herein including a given microprocessor specifically designed to operate in a virtual operating mode that allows a software program previously written for an earlier...
7007119 System and method for supporting split transactions on a bus  
System and method for supporting split transactions on a bus. The method may comprise processing a periodic frame list of external bus data frame by frame, and traversing each frame node by node....
7000051 Apparatus and method for virtualizing interrupts in a logically partitioned computer system  
A resource and partition manager virtualizes interrupts without using any additional hardware in a way that does not disturb the interrupt processing model of operating systems running on a logical...
RE38927 System management memory for system management interrupt handler independent of BIOS and operating system  
A memory controller with an integrated system management memory region is disclosed. The memory controller receives an SMI acknowledge signal from a processor. The processor then delivers a system...
6973522 Microcomputer with program-revision ability  
A microcomputer has a ROM with pre-stored programs, a RAM storing a revision program for executing an interruption-processing, and a program counter in which an address is successively renewed...
6968410 Multi-threaded processing of system management interrupts  
An information capturing technique captures information on a processor cycle that results in a high level interrupt, such as an SMI (System Management Interrupt). A memory controller is connected...
6952749 Multiprocessor interrupt handling system and method  
An interrupt handling system and method for a multiple processor system permit the interrupts generated by one or more hardware devices to be routed and prioritized dynamically. In particular, the...
6944699 System and method for facilitating context-switching in a multi-context computer system  
A virtual machine monitor (VMM) is included in a computer system that has a protected host operating system (HOS). A virtual machine running at least one application via a virtual operating system...
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