What is Device driver?
An OS component that operates a specific peripheral. It handles the device's registers and interrupts and lets applications use the device through a common interface.
Field: OS & Hardware
Device driver in the explanations
A device driver is the OS component that absorbs these differences: it initializes the device, reads and writes registers, sets up DMA and handles interrupts, while offering upper layers a common interface such as file-style reads and writes.
What is the role of a device driver?A compiler translates programs, and a device driver operates devices.
What is the software called that runs multiple operating sy…
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Related terms
DMA (direct memory access) Hypervisor Nested paging ASID Context switch Copy-on-write Demand paging Interrupt handler Interrupt vector table IOMMU