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#MICROSOFT KEYBOARD 5000 AND MOUSE RIVERS FOR MAC DRIVERS#
#MICROSOFT KEYBOARD 5000 AND MOUSE RIVERS FOR MAC DRIVER#

If the number of trials exceeds the value of this entry, Windows considers the operation to have failed.

ResendIterations – Specifies the maximum number of times a hardware operation is attempted.

Some devices are equipped with a mouse wheel to provide rapid scrolling and other control features if supported by an application.

#MICROSOFT KEYBOARD 5000 AND MOUSE RIVERS FOR MAC DRIVER#

EnableWheelDetection – Determines whether the driver attempts to detect and enable the wheel on the mouse device.The following is a list of registry keys associated with the PS/2 port driver.

Registry settings associated with the PS/2 driver The filter driver can use the interrupt object to synchronize its operation with the ISR of the device.Īn upper-level device filter driver can use the callback routines in the context of the ISR of a device to write to a device, and to queue data packets from the device. The start information request passes a pointer to an interrupt object of a device to an upper-level filter driver. Keyboard start information request and mouse start information request. Keyboard write buffer request and mouse write buffer request.Īn upper-level device filter driver can use write buffer requests to synchronize its writes to a device with the ISR of the device and other reads and writes on the device.

#MICROSOFT KEYBOARD 5000 AND MOUSE RIVERS FOR MAC DRIVERS#

Optional upper-level device filter drivers provide these callbacks routines. I8042prt uses the class service callback to transfer data from the input data buffer of I8042prt to the data buffer of the class driver.Īddition of a vendor-supplied PI8042_KEYBOARD_INITIALIZATION_ROUTINE callback routines for a keyboard device.Īn optional upper-level device filter driver provides the callback routines.Īddition of a vendor-supplied PI8042_KEYBOARD_ISR callback routine and a custom PI8042_MOUSE_ISR callback routine. The keyboard and mouse share I/O ports, but use different interrupts, interrupt service routines (ISR), and ISR dispatch completion routines.Ĭonnection of a keyboard class service callback routine and a mouse class service callback routine. Hardware-dependent, simultaneous operation of a PS/2-style keyboard and mouse device. I8042prt implements the I8042prt service and its executable image is i8042prt.sys. This topic describes the features of I8042prt, the Microsoft Windows 2000 and later system function driver for PS/2-style keyboard and mouse devices.