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Lion, Ati 4850 and Sleep

Lion Ati 4850 Sleep

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I have a graphic Ati 4850 1GB ( http://es.gigabyte.c...r485mc-1gh.html ).
I modified the ATI4800Controller.kext to make it work with Lion .I added the graphic card ID.

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I also modified Name (_UID, Zero) by Name (_UID, One) in DSDT file.

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Finally I added "Graphics Enabler->Yes" in the org.chameleon.Boot.plist file.

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Everything works but Sleep-Wake. When he wakes up, the monitor does not turn on. The screen resolution is 1440x900

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As the graph has two DVI connectors, connects the monitor to the second DVI port.
Sleep-Wake now works fine but the resolution changed to 1400x1050 and everything looks blurred.

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I tried to add the resolution 1440x900x32 in org.chameleon.Boot.plist file, but no image appears when I restart and get a message "Out of range"
I also tried the program SwitchResX4 but this is what I got:

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I added the graphic in the DSDT file and delete the line "Graphics Enabler-> Yes" in the org.chameleon.Boot.plist file.

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It is the same as before, the connector @0 does not work, and the connector @1, does.

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IORegistryExplorer image partial with Chameleon injecting the graphic:

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and here's another picture with the DSDT and Ati graphics:

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I share a link, in case you want to check it out, please feel free to suggest any idea.



P.D. Use 10.7.2 Retail with Chameleon 2.1 rev 1768

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