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Kernel-Level Device Control
IRIX supports the conventional UNIX architecture in which a user process uses a kernel service to request a data transfer, and the kernel calls on a device driver to perform the transfer.
- Kinds of Kernel-Level Drivers
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- Typical Driver Operations
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- Upper and Lower Halves
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- Layered Drivers
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- Combined Block and Character Drivers
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- Drivers for Multiprocessors
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- Loadable Drivers
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