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WDDM Blt

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This automated test is a stability test for the user-mode Device Driver Interface (DDI) for bit-block transfer (bitblt).

This test verifies system stability when the system is performing valid surface bitblt operations for video and system memory. The test performs surface bitblts between a variety of surface types and memory pools. Longhorn Display Driver Model (LDDM) drivers must not crash in user mode or kernel mode during the test.

This topic applies to the following test jobs:

  • WDDM Blt

  • WDDM Blt (WoW64)

Test details

   
Specifications
  • Device.Graphics.WDDM.DisplayRender.Base
Platforms
  • Windows 10, client editions (x86)
  • Windows 10, client editions (x64)
  • Windows Server 2016 (x64)
  • Windows 10, client editions (Arm64)
Supported Releases
  • Windows 10
  • Windows 10, version 1511
  • Windows 10, version 1607
  • Windows 10, version 1703
  • Windows 10, version 1709
  • Windows 10, version 1803
  • Windows 10, version 1809
  • Windows 10, version 1903
  • Next update to Windows 10
Expected run time (in minutes) 5
Category Compatibility
Timeout (in minutes) 300
Requires reboot false
Requires special configuration false
Type automatic

 

Additional documentation

Tests in this feature area might have additional documentation, including prerequisites, setup, and troubleshooting information, that can be found in the following topic(s):

Running the test

Before you run the test, complete the test setup as described in the test requirements: Graphic Adapter or Chipset Testing Prerequisites.

Troubleshooting

For generic troubleshooting of HLK test failures, see Troubleshooting Windows HLK Test Failures.

For troubleshooting information, see Troubleshooting Device.Graphics Testing.

More information

Command syntax

Command option Description

Blt.exe monitor:1

Runs the WDDM Blt test job and the WDDM Blt (WoW64) test job.

Note

   For command-line help for this test binary, type /h.

 

File list

File Location

Blt.exe

<[testbinroot]>\nttest\

Configdisplay.exe

<[testbinroot]>\nttest\windowstest\tools\

TDRWatch.exe

<[testbinroot]>\nttest\windowstest\graphics\

 

Parameters

Parameter name Parameter description
MONITOR Index of display output to target with test
LLU_NetAccessOnly LLU Name of net user
ConfigDisplayCommandLine Custom Command Line for ConfigDisplay. Default: logo
TDRArgs /get or /set