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6154832 Processor employing multiple register sets to eliminate interrupts  
A processor includes multiple register sets. A different register set may be dedicated to each of one or more interrupt sources, and yet another register set may be dedicated to other...
6151664 Programmable SRAM and DRAM cache interface with preset access priorities  
A cache interface that supports both Static Random Access Memory (SRAM) and Dynamic Random Access Memory (DRAM) is disclosed. The cache interface preferably comprises two portions, one portion on...
6148361 Interrupt architecture for a non-uniform memory access (NUMA) data processing system  
A non-uniform memory access (NUMA) computer system includes at least two nodes coupled by a node interconnect, where at least one of the nodes includes a processor for servicing interrupts. The...
6148360 Nonvolatile writeable memory with program suspend command  
A method and apparatus suspend a program operation in a nonvolatile writeable memory. The nonvolatile writeable memory includes a memory array, a command register and memory array control...
6145030 System for managing input/output address accesses at a bridge/memory controller  
An apparatus includes an input/output (I/O) address verification unit that determines whether an I/O address received from a processor is protected. An interrupt generator is coupled to the I/O...
6145047 Circuit and method for converting interrupt signals from level trigger mode to edge trigger mode  
Level trigger mode interrupts are converted to edge trigger mode interrupts in a computer system. A circuit detects the occurrence of a level trigger mode interrupt request, and asserts an edge...
6145007 Interprocessor communication circuitry and methods  
A method of exchanging messages between first and second processors. A pending flag in a first register is polled by the first processor and if the flag is in a first selected logic state, a...
6131137 Drive control unit and optical memory apparatus  
An optical memory apparatus, in which an ODC section generates an interruption according to an instruction from an upper system, an ODD section provides drive controls over a memory apparatus...
6128691 Apparatus and method for transporting interrupts from secondary PCI busses to a compatibility PCI bus  
During the boot of a computer system, IRQs from peripheral components located on secondary PCI busses must be transported to the interrupt controller on the compatibility PCI bus for communication...
6125236 Method and apparatus for providing user control of multimedia parameters  
A computer system for providing user control of multimedia output parameters. The computer system includes a central processing unit (CPU) coupled to a memory unit. The memory unit includes a...
6125456 Microcomputer with self-diagnostic unit  
To perform the self-diagnostic of the CPU, the CPU monitor macro service is activated in response to the interrupt signal from the external. In the CPU monitor macro service, according to the CPU...
6125443 Interrupt processing system and method for information processing system of pipeline control type  
An interrupt processing system and method for an information processing system of pipeline control type are disclosed. The occurrence of an exception is detected for each plurality of instructions...
6122700 Apparatus and method for reducing interrupt density in computer systems by storing one or more interrupt events received at a first device in a memory and issuing an interrupt upon occurrence of a first predefined event  
A method and apparatus for reducing interrupt density in a computer system. One or more interrupt events received at a first device are stored in a memory and an interrupt is issued from the first...
6122679 Master DMA controller with re-map engine for only spawning programming cycles to slave DMA controllers which do not match current programming cycle  
A computer system implementing a distributed direct memory access architecture is disclosed. The computer system includes a re-map engine that includes control logic and a shadow register for each...
6122701 Device volume control in multimode computer systems  
A volume control handler allows users to dynamically alter the volume level of an audio device when the device is under control of a DOS mode application. The dynamic volume adjustment is performed...
6115777 LOADRS instruction and asynchronous context switch  
A method for returning from an interrupting context to an interrupted context in a processor is disclosed. The processor executes a programmed flow of instructions. The processor includes a...
6115780 Interrupt steering circuit for PCI bus  
In an interrupt steering circuit for a computer system having a PCI bus connected to four expansion slots, a controller includes a non-volatile memory previously storing a selection information of...
6115776 Network and adaptor with time-based and packet number based interrupt combinations  
A network adaptor that generates interrupts to a host system when data is received from the network or downloaded from system memory for transmittal over the network. The adaptor generates...
6115778 Method and apparatus for handling interrupts through the use of a vector access signal  
A control system comprises an interrupt controller, having vector access signal output mechanism for outputting a vector access signal, which is activated when a start address is read out from a...
6115775 Method and apparatus for performing interrupt frequency mitigation in a network node  
A time-based and event-based interrupt frequency mitigation scheme is provided. A holdoff event counter is programmed to count a holdoff event count corresponding to a number of interrupts. A...
6115779 Interrupt management system having batch mechanism for handling interrupt events  
An interrupt management system that enables a user to handle interrupt events either in a real time mode of operation, or in a batch mode of operation. In the real time mode, an interrupt request...
6113651 Compile method, a compiler, an exception handler, and a program recording medium  
The present invention provides a compile method comprising steps of allocating a variable which is living and may be used after processing by an exception processing program, to a register whose...
6112273 Method and apparatus for handling system management interrupts (SMI) as well as, ordinary interrupts of peripherals such as PCMCIA cards  
An electronic system (100) includes a first integrated circuit (IC) (112) having a card system management interrupt (SMI) output pin (CRDSMI#) and interrupt pins (IRQ3-5), and a logic circuit...
6112274 Method and apparatus for processing more than one interrupts without reinitializing the interrupt handler program  
A system and method is provided for processing interrupt requests. The method is accomplished by detecting when an interrupt request is being stored in a storage location, examining the storage...
6112260 Method and apparatus for redirecting input/output device data in a computer system through use of debug registers  
A computer system implements a standard modem without the use of a microcontroller. Instead, a digital signal processor is provided on an expansion card, but with direct links to the computer...
6108389 Synchronization of internal coder-decoders of multiple microprocessors  
A method and apparatus of bringing sampling instants of a first internal coder-decoder (14) of a first microprocessor (10) into synchronization with sampling instants of a second internal...
6108755 Asynchronous access system to a shared storage  
The present invention relates to an asynchronous access system for accessing a shared storage in a multiprocessor system in which a plurality of processor modules and shared storage modules are...
6108699 System and method for modifying membership in a clustered distributed computer system and updating system configuration  
Multiple nodes can concurrently gain membership in a cluster of nodes of a distributed computer system by broadcasting reconfiguration messages to all nodes of the distributed computer system. In...
6105101 16 bit bios interrupt calls under 32 bit protected mode application  
A method for performing 16 Bit BIOS interrupt calls under a 32 Bit protected mode application. This has been impossible to-date and has forced BIOS development teams to add support into the BIOS...
6105102 Mechanism for minimizing overhead usage of a host system by polling for subsequent interrupts after service of a prior interrupt  
An apparatus and method minimizes processing resource of a host system during service of interrupts generated closely in time by at least one peripheral device. The present invention determines,...
6105081 UART character matching used for address matching on a register-by-register basis  
An asynchronous serial port is provided in a microcontroller that includes an address matching function that includes character matching functions such that incoming data is compared to match...
6101571 Circuit configuration for generating an interrupt signal for a microprocessor  
A circuit configuration for generating an interrupt signal for a microprocessor includes a multiplicity of signal generating circuits that are connected to one another via a logic combination...
6098143 Remote server management device  
A computer system includes a bus, remote console logic, a remote server management device, and an interrupt routing switch. The bus has a first interrupt line. The remote console logic has a second...
6092144 Method and system for interrupt-responsive execution of communications protocols  
A method and system for interrupt-responsive execution of a communications protocol which obtains data sent by a sending computer a receiving computer via a communications interface. An interrupt...
6092143 Mechanism for synchronizing service of interrupts by a plurality of data processors  
An apparatus and method ensure that only one data processor, within a multiprocessor system, performs operations associated with an interrupt register having information corresponding to a...
6085218 Monitoring processor execution cycles to prevent task overrun in multi-task, hard, real-time system  
Hard, real-time, multi-tasking system is monitored by combined hardware and software and logic to detect overrun of any task beyond a declared maximum processor cycle limit for the task. Processor...
6085308 Protocol processor for the execution of a collection of instructions in a reduced number of operations  
Protocol processor intended to be associated with at least one main processor of a system with a view to the execution of tasks to which the main processor is not suited. The protocol processor...
6081861 PCI migration support of ISA adapters  
A method and implementing system are provided which includes a PCI host bridge connected to a PCI bus. The PCI slots are applied to a switch array which is controlled by circuitry within the PCI...
6081866 Interruptible state machine  
An interruptible state machine includes a state machine and an interrupt processor. The interrupt processor minimizes the required total number of states for the state machine when it must return...
6081867 Software configurable technique for prioritizing interrupts in a microprocessor-based system  
A software configurable technique for prioritizing and masking interrupts in a microprocessor-based system. Contents of a first plurality of registers map each of a plurality of interrupts to an...
6078969 Information processing device and method for sequence control and data processing  
An information processing device includes a general-purpose personal computer 200, and a sequence engine 300 having a rudder interpreter 301 connected to the general-purpose personal computer 200...
6078970 System for determining adapter interrupt status where interrupt is sent to host after operating status stored in register is shadowed to host memory  
An I/O adapter connects an I/O adapter to an I/O bus and includes a device interrupt status register and an interrupt status shadow address register. The device interrupt status register stores the...
6076133 Computer interface with hardwire button array  
The invention is a computer interface with a hardwired button array on the computer chassis for simulating the apparatus of common consumer electronic devices. Each button of the array of buttons...
6070218 Interrupt capture and hold mechanism  
A processor is provided with an interrupt capture and hold mechanism. In one embodiment, a processor includes an instruction pipeline having stages for executing instructions. In the event of an...
6065122 Smart battery power management in a computer system  
A computer system includes bridge logic that couples peripheral devices to a CPU and main memory and includes power management logic and a programmable interrupt controller. The power management...
6061710 Multithreaded processor incorporating a thread latch register for interrupt service new pending threads  
A method of using multithreading resources for improving handling instructions is operated by an improved multithreaded processor which includes a context select logic unit being arranged and...
6047351 Jitter free instruction execution  
A microcontroller including a streamlined pipeline processor provides a predictable time period for executing a set of instructions including branch instructions. The microcontroller has a program...
6044305 Method and apparatus for debugging and tuning a process control network having distributed control functions  
6038607 Method and apparatus in a computer system having plural computers which cause the initiation of functions in each other using information contained in packets transferred between the computers  
To reduce an overhead of the interrupt on a processor associated with packet send and receive control in a network, a packet send command chaining unit is provided. Based on the control field in...
6038631 Data processing system and method using virtual storage system  
In executing indivisible operations to be executed without being interrupted, pseudo-store instructions PST which do not perform data writing are used to perform a check for the presence or absence...