IRQ

Under ARM architecture, hardware generated external interrupts ( IRQ ) have one single entry point.

在ARM体系结构中, 硬件产生的外部中断 ( IRQ ) 具有单一的程序入口.

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This is especially important with shared IRQs as explained in the later section " Interrupt sharing. "

对于共享IRQ来说,这更加重要,在后面的章节 “ 共享中断 ” 中有解释.

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You can then assign a different IRQ to that network card.

然后你能分配不同的IRQ到 那网络备置卡片.

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Normally, each device needs a dedicated IRQ ( except for USB and some PCI devices ) .

你对一部计算机附加的每个装置可能需要它自己的 IRQ 端口.

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