T-W


thread context

The operating environment that is defined by the values in a thread's CONTEXT structure, including the security rights and the contents of the address space.

thread interruption

The mechanism by which Windows forces the current thread to temporarily run code at a higher interrupt level.

thread preemption

The replacement by Windows of the running thread with another thread, usually of higher thread priority, on the same processor.

thread priority

A scheduling priority for a thread, which has a value from 0 to 31, inclusive. Higher numbers indicate higher priority threads.

timer object

A KMDF object with which a driver can request a callback at repeated intervals or only once after a specified time period has elapsed.

trace consumer

An application that formats and displays trace messages.

trace controller

An application that enables tracing and connects the trace provider with the trace consumer.

trace log

A series of trace messages.

trace message

A string generated by a trace provider that contains trace information.

trace provider

A component that generates trace messages.

translated resource list

A list that the PnP manager generates for each device, indicating where each of the device's hardware resources is mapped on the current system.

Up device object

The reflector's target for I/O requests from the I/O manager.

UMDF

User-Mode Driver Framework

USB interface

A collection of alternate settings that describe variations on a function for a USB device. Only one alternate setting can be in use at any given time.

user mode

A restricted operating mode in which applications and UMDF drivers run that does not permit direct access to core Windows routines or data structures.

virtual function table (VTable)

An array of pointers to the implementation of each of the methods that are exposed by a COM object's interfaces.

wait lock

A PASSIVE_LEVEL synchronization mechanism that KMDF implements through the WDFWAITLOCK object.

waking

The transition from a sleeping state to the working state.

WDF

Windows Driver Foundation

WDM

Windows Driver Model

Windows Driver Model (WDM)

The earlier Windows driver model, which supports the Windows NT family of operating systems, starting with Windows 2000.

work item

(1) A mechanism-typically used by high-IRQL routines-to perform preferred processing at PASSIVE_LEVEL in a system thread. (2) A KMDF object that implements work item functionality.




Developing Drivers with the Microsoft Windows Driver Foundation
Developing Drivers with the Windows Driver Foundation (Pro Developer)
ISBN: 0735623740
EAN: 2147483647
Year: 2007
Pages: 224

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