发明授权
US06249830B1 Method and apparatus for distributing interrupts in a scalable symmetric multiprocessor system without changing the bus width or bus protocol 有权
用于在可扩展的对称多处理器系统中分配中断而不改变总线宽度或总线协议的方法和装置

Method and apparatus for distributing interrupts in a scalable symmetric multiprocessor system without changing the bus width or bus protocol
摘要:
A method for supporting multiple distributed interrupt controllers, designated as bus agents, in a symmetric multiprocessing system, which method includes the steps of assigning a unique identification number to each bus agent, receiving bus requests from the bus agents over four data lines in groups of four, and granting bus ownership to a selected one of the requesting bus agents. Similarly, a computer system that supports multiple distributed interrupt controllers, designated as bus agents, in a symmetric multiprocessing system, which computer system includes structure for assigning a unique identification number to each bus agent, four data lines for receiving bus requests from the bus agents in groups of four, and structure for granting bus ownership to a selected one of the requesting bus agents.
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