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Latitude 5480 Cannot boot installer


highvoltage12v

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I had everything working until I installed the ssd into the machine (I was booting using a USB adapter this whole time) Something is wrong with the patched DSDT causing it to timeout and not booting. 

 

When booting from USB I had Voodoo I2c/trackpad working by loading it from a script after startup. I was able to get the keyboard working using voodoops2controller kext. 

 

Could you please patch my raw DSDT, everything was working great when booting from usb.  

 

EDIT: Adding  Flag "Drop_OEM" is allowing me to boot again

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Hmm, Drop_OEM was enabled in my Config, did you make the change?

VoodooPS2Controller, is that from Rehabman's GitHub or another?

 

Did the new DSDT-i2c work to enable your touchpad?

Were you able to get everything working with the bootpack I provided?

Audio internal/headphone, network, HDMI video/audio, backlight control...etc.

 

Please confirm so I add this model to my Clover guide.

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Hmm, Drop_OEM was enabled in my Config, did you make the change?

Yes I made the change earlier when I was having issues with the other DSDT.

 

VoodooPS2Controller, is that from Rehabman's GitHub or another?

The kext I used was from SYSCL's XPS 9350 installation pack. I will try your PS2 kext again now that I know the DSDT issues are solved.

 

Were you able to get everything working with the bootpack I provided?

Audio internal/headphone, network, HDMI video/audio, backlight control...etc.

My machine does have the ALC256 audio controller and is recognized I have working mic and volume control,  headphone detection works, but no sound from speakers or headphones. Codec commander is installed along with ALC 256 kext. Backlight brightness adjustment works. Plugging in HDMI results in the  internal screen turning black and no output on HDMI.  

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