irq

How do I check and configure serial ports under Linux for various purposes such as modem, connecting null modems or connect a dumb terminal?

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Q. How do I list all IRQs currently used under CentOS Linux? A.. There is a file called /proc/interrupts. The proc filesystem is a pseudo filesystem which is used as an interface to kernel data structures. It is commonly mounted at /proc. This is used to record the number of interrupts per each IRQ on […]

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You need to use command called lsdev. It gathers information about your computer’s installed hardware from the interrupts, ioports and dma files in the /proc directory, thus giving you a quick overview of which hardware uses what I/O addresses and what IRQ and DMA channels. This command is very useful while troubleshooting various hardware conflict […]

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