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HDMI audio on evga 240

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Nov 5, 2011
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Motherboard
Windows 7/Mac 10.7.4
CPU
core i5
Graphics
gtx 550
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  2. MacBook Pro
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ok heres my issue i installed lion 10.7.2 onto my desktop(EVGA p55 sli lf 120 e650) i cant get sound from my graphics nor can i get sound from my onboard without using voodoo . i tried following the direction to interjecting the code but to no avail im stuck here everything else works except audio any ideas?

ps heres the dsdt im using
 

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  • dsdt-EVGA-P55-Micro-120LF-E650.aml
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nemofbaby2012 said:
ok heres my issue i installed lion 10.7.2 onto my desktop(EVGA p55 sli lf 120 e650) i cant get sound from my graphics nor can i get sound from my onboard without using voodoo . i tried following the direction to interjecting the code but to no avail im stuck here everything else works except audio any ideas?

ps heres the dsdt im using
What audio codec for on board audio?
 
through windows i have a realtek audio codec for my onboard sound specifally its the Chip is RealTek ALC889
 
nemofbaby2012 said:
ok heres my issue i installed lion 10.7.2 onto my desktop(EVGA p55 sli lf 120 e650) i cant get sound from my graphics nor can i get sound from my onboard without using voodoo . i tried following the direction to interjecting the code but to no avail im stuck here everything else works except audio any ideas?

ps heres the dsdt im using

The reason audio is not working in 10.7.2 is HDEF is missing. Add the following to your dsdt. It needs to be in PCI0, after P0P6 is fine.

Code:
            Device (HDEF)
            {
                Name (_ADR, 0x001B0000)
                Method (_PRW, 0, NotSerialized)
                {
                    Return (Package (0x02)
                    {
                        0x0D, 
                        0x05
                    })
                }

                Method (_DSM, 4, NotSerialized)
                {
                    Store (Package (0x04)
                        {
                            "layout-id", 
                            Buffer (0x04)
                            {
                                0x7C, 0x03, 0x00, 0x00
                            }, 

                            "PinConfigurations", 
                            Buffer (Zero) {}
                        }, Local0)
                    DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))
                    Return (Local0)
                }
            }

This is only the beginning.
 
ok I entered that into my dsdt but still no onboard sound
 
nemofbaby2012 said:
ok I entered that into my dsdt but still no onboard sound
Run MultiBeast/Drivers & Bootloaders/Kexts & Enablers/Audio/Realtek ALC8xx and select ALC8xxHDA and ApplehDA Rollback along with System Utilities. Reboot. If audio isn't working, reboot again.
 
no dice no audio devices are showing up under sound here's the dsdt after the edit, also thanks for helping me out with this issue
 

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  • dsdt123.aml
    25.4 KB · Views: 133
nemofbaby2012 said:
no dice no audio devices are showing up under sound here's the dsdt after the edit, also thanks for helping me out with this issue
Sorry, I made a mistake. In line 1873, replace 7C with 79.
Reply with a copy of IOReg (IORegistryExplorer/File/Make a Copy As ...)
 
still nothing, hmm I'm just perplexed at this point and btw heres the ioreg you requested, had to compress it because it wouldn't post on here correctly hmm
 

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  • Lemon’s Mac Pro.zip
    343.3 KB · Views: 79
nemofbaby2012 said:
still nothing, hmm I'm just perplexed at this point and btw heres the ioreg you requested, had to compress it because it wouldn't post on here correctly hmm
Please verify the version of S/L/E/AppleHDA. kext and S/L/E/ALC8xxHDA.kext.
 
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