Driver code

Then tap and hold or right-click the device and select Uninstall OK. After the driver uninstalls, tap and hold or right-click the name of your PC (found at the top of the device list) and select Scan for hardware changes. This reinstalls the device driver. To see if this fixed the problem, tap and hold or right-click the name of the device again. 25 rows · The Driver Contributing Code field was considered acceptable in 92 percent of the Estimated Reading Time: 5 mins.  · The PAGED_CODE macro checks the IRQL only at the point at which the driver code executes the macro. If the code subsequently raises the IRQL, the macro will not detect this change. Driver developers should use Static Driver Verifier and Driver Verifier to detect when the IRQL is raised improperly during the execution of a driver routine.

The code after this is actually using the DEVICE_OBJECT, not the DRIVER_OBJECT. These two data structures may get a little confusing since they both start with “D” and end with “_OBJECT”, so it’s easy to confuse which one we’re using. The PAGED_CODE macro checks the IRQL only at the point at which the driver code executes the macro. If the code subsequently raises the IRQL, the macro will not detect this change. Driver developers should use Static Driver Verifier and Driver Verifier to detect when the IRQL is raised improperly during the execution of a driver routine. 3. Click the Driver tab, click Update Driver, and then follow the instructions. If you're prompted for an administrator password or confirmation, type the password or provide confirmation. Refer the links below for more details on updating drivers: Intel High Definition Audio Driver Code Update a driver for hardware that isn't working properly.

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