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DxgkDdiResetDevice routine

The DxgkDdiResetDevice function sets a display adapter to VGA character mode (80 x 50).

Syntax


PDXGKDDI_RESET_DEVICE DxgkDdiResetDevice;

VOID DxgkDdiResetDevice(
  _In_ const PVOID MiniportDeviceContext
)
{ ... }

Parameters

MiniportDeviceContext [in]

A handle to a context block associated with a display adapter. The display miniport driver's DxgkDdiAddDevice function previously provided this handle to the DirectX graphics kernel subsystem.

Return value

None

Remarks

The HAL calls this function so it can display information on the screen during hibernation, bug checks, and the like.

DxgkDdiResetDevice can be called at any IRQL, so it must be in nonpageable memory. DxgkDdiResetDevice must not call any code that is in pageable memory and must not manipulate any data that is in pageable memory.

Requirements

Target platform

Desktop

Version

Available in Windows Vista and later versions of the Windows operating systems.

Header

Dispmprt.h (include Dispmprt.h)

IRQL

Any level (see Remarks section)

 

 

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