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This page is to provide basic GDB usage on QEMU target for better understanding SBL flow. - Prepare SBL QEMU image - Prepare GDB helper scripts - Launch QEMU target - Launch GDB - Transit Stage1A to Stage1B - Transit Stage1B to Stage2 - Transit Stage2 to OsLoader Signed-off-by: Aiden Park <aiden.park@intel.com>
53 lines
1.2 KiB
ReStructuredText
53 lines
1.2 KiB
ReStructuredText
.. _ExerciseFeatureCustomSplash:
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Exercise \\- \ Feature Customization - Splash
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-----------------------------------------------
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.. note::
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**In this exercise, we'll learn how to enable display splash screen.**
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You can execute |SPN| with the following steps:
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1. Modify board configuration file
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- In file ``<sbl_tree>\Platform\QemuBoardPkg\BoardConfig.py``
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- Change self.ENABLE_SPLASH to 0 and save the file::
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self.ENABLE_SPLASH = 0
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2. Rebuild |SPN| by using the following command::
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python BuildLoader.py build qemu
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3. Completion: you will see ``Done [qemu]`` on the screen after compile completed
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4. Execute |SPN| on QEMU by using the following command:
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- Windows::
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"C:\Program Files\qemu\qemu-system-x86_64.exe" -m 256M -machine q35 -serial stdio -pflash Outputs\qemu\SlimBootloader.bin
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5. Check the graphics console Window to see the difference
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.. image:: /images/ex5.jpg
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:alt: Compile completed
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:align: center
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.. tip::
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``BoardConfig.py`` contains lots of options for customization. Most of the |SPN| static features and Flash image layout can be customized here.
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* Release QEMU control by::
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Ctrl+Alt+G
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* Exit Shell by close QEMU
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