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1 system device
"A device on a system board, such as an interrupt controller, keyboard controller, real-time clock, DMA page register, DMA controller, memory controller, FDC, IDE port, serial and parallel port, PCI bridge, and so on. In today's PCs, these devices are typically integrated in the supporting chip set." -
2 system management interrupt
An interrupt generated by the host-controller-emulation hardware when a universal serial bus (USB) keyboard or mouse data is received and steered by the host controller hardware to a System Management Interrupt (SMI) or the standard host controller interrupt.English-Arabic terms dictionary > system management interrupt
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3 SMI
An interrupt generated by the host-controller-emulation hardware when a universal serial bus (USB) keyboard or mouse data is received and steered by the host controller hardware to a System Management Interrupt (SMI) or the standard host controller interrupt.
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