Editing PS3 GPU Driver

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[[Category:OtherOS]]
[[Category:Linux]]
=Introduction=
=Introduction=


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* It shows you how to use RSX FIFO and send commands.
* It shows you how to use RSX FIFO and send commands.
* It shows you how to use RSX DMA engine for memory copying (used e.g. in X11 driver all the time).
* It shows you how to use RSX DMA engine for memory copying (used e.g. in X11 driver all the time).
* It shows how to load vertex and fragment programs, draw vertices and flip displlay buffers.
* It shows how to use textures.
* http://gitorious.ps3dev.net/ps3freebsd/ps3gpu_test
* http://gitorious.ps3dev.net/ps3freebsd/ps3gpu_test


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make
make


sudo ./vram_dma
sudo ./ps3gpu_test
context id 0
context id 0
control handle 0x10000000000 size 4096
control handle 0x10000000000 size 4096
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vidcontrol < /dev/ttyv0 80x25
vidcontrol < /dev/ttyv0 80x25
</pre>
</pre>
==Tiling==
* We have to use a different video pitch.
* Use e.g. ps3dm VUART driver and ps3vuart-tools to set video pitch allowed for tiling.


==Screenshots==
==Screenshots==
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* The square on the right was copied from the source by RSX DMA using negative pitches, from bottom to top.
* The square on the right was copied from the source by RSX DMA using negative pitches, from bottom to top.
* Unfortunately it's not possible to make a screenshot of hardware cursor by dumping video ram content because hardware cursor is overlayed.
* Unfortunately it's not possible to make a screenshot of hardware cursor by dumping video ram content because hardware cursor is overlayed.
vram_dma Example:


[[Image:Freebsd_ps3gpu_test.jpg|300px|Image: 300 pixels]]
[[Image:Freebsd_ps3gpu_test.jpg|300px|Image: 300 pixels]]
triangle Example:
[[Image:Freebsd_ps3gpu_test_triangle.jpg|300px|Image: 300 pixels]]
quad Example:
[[Image:Freebsd_ps3gpu_test_quad.jpg|300px|Image: 300 pixels]]
texture Example:
[[Image:Freebsd_ps3gpu_test_texture.jpg|300px|Image: 300 pixels]]


=X11 Driver=
=X11 Driver=
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* http://www.freebsd.org/cgi/cvsweb.cgi
* http://www.freebsd.org/cgi/cvsweb.cgi
* http://www.virtuousgeek.org/exa-driver.txt
* http://www.virtuousgeek.org/exa-driver.txt
{{BSD}}<noinclude>[[Category:Main]]</noinclude>
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